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feat(self): print batch 2 with the exact integer and the exact fraction - #331
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the-homeless-god merged 61 commits intoOct 6, 2026
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The type word for the exact integer is introduced into the compiler; it is NOT applied anywhere in the tree, so the committed seed still parses every source. The seed learns the word only by a reprint (AGENTS.md, two passes). Where the lines went: lexer 3 (the two-word phrase in all three tables), parser 14 (a type node of kind exactInt), types 178 (a new kind of TYPE over the existing kind of VALUE "list of number", nine case arms, arithmetic over the exact integer), interpret 213 (digit-list addition at base 2^22, fast path up to two digits). ADR-0036 section 11 is obeyed and measured, not argued: * a number does not flow into the exact integer: FLANG_TYPE; * the exact integer does not flow into a number position: FLANG_TYPE; * mixing them under addition is refused: FLANG_TYPE; * a digit list does flow in and canon is NOT enforced - task 1412. Measured with the old binary over the new sources (the compiler used as a library, examples run by flang test): typechecker 5 of 5, evaluator 5 of 5. [1, 0, 512] plus [1] gives [2, 0, 512], that is 9007199254740993 plus 1 exactly - the pair that IEEE-754 cannot tell apart. Cost of checking the closure, cold verdict cache, same machine and binary: before 35:01.03 and 25.42 GiB, after 35:02.53 and 25.78 GiB; one complaint on both sides and it is the same one - FLANG_CLI, the proof kernel stopped by the step budget of 100000000000. Functions 8609 -> 8647, of them with proven termination 6399 -> 6431, types 856 -> 857. Division, remainder and the ring rules are not here: over the exact integer only addition is defined, every other arithmetic word is refused by the typechecker with its own word. Printing to the ten targets is task 1413: the ten emitters do not know the kind, so the interpreter is for now the only place where an exact integer is computed. THE SEED MUST BE REPRINTED BEFORE THIS BRANCH IS MERGED.
Measured with a binary printed from these sources and built (print 42:37,
build 2:04), not predicted: six probes, no divergence, code 0.
check names-the-type code 0, no complaints
check sum-above-two-to-the-53 code 0, no complaints
test sum-above-two-to-the-53 3 examples, 3 passed
run --function "Sum beyond" prints [2,0,512]
check number-into-exact code 1, FLANG_TYPE: a number is
refused where an exact integer is
expected
check --proof ring-associativity code 3, "declared, not proved" -
the ring rules are task 1412
[1, 0, 512] is 9007199254740993 at base 2^22 and [2, 0, 512] is
9007199254740994: the pair IEEE-754 cannot tell apart. The digits are
written by hand because canon is not enforced yet - task 1412 - and
because flang run --args takes only a flat object of scalars, so a list
cannot be an argument of run at all; hence the zero-argument function.
ON THE COMMITTED SEED THIS PROBE IS RED: six probes, six divergences,
code 1. It goes green the moment the seed is reprinted, and the reprint
must land in this branch before it is merged.
The two parser functions of the exact integer moved to the end of the file: seventeen prose marks point at line numbers inside parser.flang (5534, 5543, 5552), and an insertion in the middle shifted every one of them. At the end of the file the marks stay valid, and the measurement says so - the prose guard went from 21 divergences to 4, and after the four numbers below to 0. Prose numbers remeasured today: examples in flang/self 5297 -> 5318, lines of flang/self/types.flang 6961 -> 7134, lines of flang/self 117666 -> 118065. The proved share ledger: only the "written" column is recounted, md5 and the numerator are untouched because they date the previous verdict - types 410 -> 420, interpret 256 -> 264, parser 782 -> 783. prose-numbers-guard 210 of 210 agree, proved-share-vs-tree code 0.
The printed Makefile carried no header prerequisites at all, so only the implicit rule "object from the same-named source" applied: changing a header rebuilt nothing, and a new compiler linked against a runtime object compiled with the old header. "Zavisimosti zagolovkov Makefile" now prints the transitive closure of headers per object, counting only the headers the print puts next to the sources: the module source reaches flang_runtime.h through its own header, and flang_conc.h is named only when the program has processes, because only then is that header printed. "Pechat Makefile" puts the block before the clean target and carries postconditions that name the dependency lines literally. Measured on a copy of the seed (sources from bootstrap/, one Makefile from the trunk and one from the edited printer): changing flang_runtime.h rebuilt all four objects where the trunk said "Nothing to be done"; make -n -W compiler_flang.h names compiler_flang.o; make -n -W flang_conc.h stays quiet instead of failing with "No rule to make target"; changing compiler_flang.h rebuilds only compiler_flang.o. The process branch was probed on a printed program with processes. check flang/self/emit-c.flang answers "zamechaniy net" in 630.88 s against 632.14 s on the trunk, and all three new functions have proved termination. The edit is a print input: it reaches bootstrap/Makefile only by a reprint of the seed, and until then --bystro reports the seed as behind.
Two reprints of 4 October answered 0 in 4511 s and 4565 s, that is 1 h 15 min and 1 h 16 min against the two-hour goal; the ten hours of the old title were the price before the kernel memo (37 679 s and 37 982 s). Those numbers come from gpu, taken by the owner of the reprint and not by this machine's instrument, and the task says so. What stays expensive is not the clock but the ceiling: the judging stage ate 2 471 051 325 884 and 2 488 174 466 634 steps, 61.78 % and 62.20 % of the 4 trillion baked into the binary, so the headroom is 1.608 where the recipe's own rule is three. MEASURED_COST=2412102536357 in scripts/bootstrap-reprint.sh is 2.44 % and 3.15 % BELOW those costs: the floor the recipe guards with no longer holds. Both per-name ledgers were retaken on this machine with the instrument cost measured (+1.0 % on the print road, +0.3 % on the judging road). The lexer family grew: four names are 56.16 % of the charge on the print road and 66.75 % on the judging road, where the 3 October measurement said 54.6 % and 50.1 %. Literal printing is 24.01 % of the print road and absent from the judging road. "Razvernut" fell to 0.0008 % and 0.0074 %, and the break-even against "Pervoe opredelenie po imeni" is 3.3x and 2.3x, not the hundredfold of the old text. Neither reprint has a row in docs/reprint-ledger.tsv: its last row is still 2026-09-17 with 36 839 s. Worse, the recipe carries the price as a literal: bootstrap-reprint.sh:3402 prints "8 ch 34 min" on refusal, the 30 August figure of 30 842 s, overstating today's cost 6.84 times for exactly the person deciding whether to reprint now.
The previous commit adds 70 lines, 5 examples and 9 obligations to
flang/self/emit-c.flang, and three places in the tree carry those counts
as literals. Each was red before this commit and green after, measured
by the guard that reads it:
.github/workflows/binary.yml:698 examples in flang/self: 5297 -> 5302
docs/flang/self/SPEC.md:17 lines in flang/self: 117 666 -> 117 736
scripts/ledgers/proved-share-ledger.txt:1306
written in emit-c.flang: 429 -> 438
The md5 and the verdict of that ledger row are left alone on purpose: the
verdict was measured on the previous file, and the guard's own rule says
a diverged md5 with a matching count is stale, not wrong, and waits for
whoever remeasures it.
This commit is separable: it touches no file the printer edit needs, so
it can be dropped if its counts collide with another branch that grows
flang/self first.
The header said the closure check was green. It is not: check of flang/self/bootstrap/compiler.flang with the 100-billion step limit answered 1, "ne provereno", in 2108.19 s at 25.0 GiB peak, cut off when "Proverit dokazatelstva s keshem" ate 100 000 000 003 steps of 100 000 000 000 and FLANG_RECURSION_LIMIT fired on "Pervoe opredelenie po imeni" at call depth 34. The stages before it passed: linking the closure, types, totality and obligations, which is where a cross-module name collision shows. The limit itself is an order too low for today's tree: the judging stage of the reprint costs 2.47 trillion steps, 25 times that limit.
The same binary and the same 100-billion limit, clean trunk against the branch: the clean trunk answers 1, "ne provereno", in 2098.21 s at 26.2 GiB with 100 015 846 962 steps in the judging stage, breaking on "Iskat priznak" at depth 33; the branch answers 1 in 2108.19 s at 25.0 GiB with 100 000 000 003 steps, breaking on "Pervoe opredelenie po imeni" at depth 34. One verdict on both sides, wall clocks 0.5 % apart. The limit holds the cut-off, not the edit, and the function named in the break is whatever was being computed when the budget ran out.
Task 1413, decision ADR-0036 section 11. The exact integer is a list of
numbers, least digit first, base 2^22 -- the representation chosen by
task 1411 and summed by the evaluator in flang/self/interpret.flang.
The printers needed almost nothing, and that is the finding, not luck.
The evaluator picks digit addition by the SHAPE of the value, not by the
type ("Slozhenie znach": both operands are lists of numbers). A printed
program carries no types at all, so the same shape test is the only rule
that cannot drift from the evaluator. Three consequences, read off the
sources rather than guessed:
* every target already represents the value -- it is a list of numbers,
and printing a list has worked since day one;
* there is no literal to print: the exact integer is written as a list
literal, and that prints as before;
* exactly one place per target changes -- the add helper in the
runtime. The type layer does not mark an exact "plus" node as
"chislovaya" (types.flang, "Tochnyy schyot" bypasses "Otmetit
chislo"), and without that mark the printer already emits a runtime
CALL instead of a bare "+". Only emit-js.flang is touched among the
ten printers, because the JS runtime is printed from its strings.
Checked negatively: a program on a non-exact numeric type does not take
the call path. "dengi plus dengi" prints a bare "+" with an inline
guard, so fl_add appears in a printed program ONLY from an exact
integer.
Both evaluator paths are rewritten per target, not merged into one: a
digit outside [0, 2^22) is legal -- the evaluator's own example feeds
[4194305] -- and on such digits the fast path (up to two digits, machine
addition) and the carry-by-columns path give DIFFERENT answers.
No target's long integers are taken, in none of the seven that have
them. A digit is computed in double, because a flang number is an
IEEE-754 double and a target's own big integer would diverge from the
evaluator outside the digit range. Arbitrary precision comes from the
LENGTH of the list, so there is no ceiling without BigInteger either --
and so target C has no special price, which ADR-0036 section 6 called
the main price of printing.
Added 908 lines, 605 of them code: C 122/83, C++ 0 (takes the C
runtime), Python 89/52, Go 118/77, Java 120/79, C# 136/94, Rust 109/69,
Elixir 95/51, JS 119/100, TS 0 (takes the JS runtime).
The JS runtime list gained seven pieces (93 -> 100) and two builders,
because a record literal cannot be wrapped across lines and the growth
guard rejects an added line longer than 120 characters.
emit-js.flang passes check: functions 635 -> 644, obligations 156 ->
165, "parsing, types, termination, kernel and examples; no remarks".
The verdict is a plan in the language itself -- run.fscript: 25 functions, termination proved for all, 15 obligations and all 15 PROVED (none on faith; otherwise "flang io" would refuse to run without --trust, and there is nothing here worth taking on faith). The compiler calls sit in a Makefile beside it, one rule per target. The tree demands that split: .githooks/no-growth.fscript lets neither a new .sh nor a new .py outside flang/src/emit into it -- "write a plan (.fscript) instead" -- so the python target's driver is written into the work directory by its Makefile rule instead of living as a file here. The probe takes each target's runtime NOT from the tree but from the output of "flang emit": it needs the bytes the target gets in hand. In every target it builds a driver, runs it, and compares all seven lines by DIGITS and by DECIMAL text. The expectation is ONE text for all ten targets, which is itself a check: they must agree with the table and with each other. beyond 2,0,512 9007199254740994 9007199254740993 plus 1 = 2^53+2 carry 0,1 4194304 carry across a digit border wide 0,0,0,1 73786976294838206464 2^66, four digits denormal 1,1 4194305 a digit outside [0, 2^22) forged 2,0,511 8989607068696578 FORGERY: a digit twisted numbers 5 2 plus 3 still adds as numbers refusal operaciya "add" ... a list plus a number is refused Each target computes the decimal itself, and with what depends on its price per ADR-0036 section 6: Python, Elixir, JS and TS take their own integer, Go, Java and C# take math/big and BigInteger, and C, C++ and Rust multiply decimal cells by hand in the driver (ADR-0012: no foreign code). That is a judge, not the sum: none of it is in a runtime. Negative control is double and bit both times. The forged case feeds [1, 0, 511] instead of [1, 0, 512] and the answer changes by 2^44; both numbers stand in the expectation and two proved obligations hold them apart, so a target that never reads the digits would match one case and redden on the other. Separately FL_EXACT_BASE in the C runtime was shifted one bit (2^21 for 2^22): the probe returned code 1 with TWO targets red, c and cpp -- which also proves by running that cpp really takes the C runtime and not one of its own. A target without tools is NOT green and NOT red: it prints with "?" and a reason and does not affect the exit code, so a runner without go or dotnet does not fail the probe; a target that could not even be started goes to "Ne provereno", not to "Proval". Today: 10 targets, 8 green, 0 red, 2 not measured -- js and ts, whose runtime is printed from emit-js.flang and is only obtainable by printing a program on the exact integer, which needs a seed that knows the word. See docs/tasks/1413.
The printer edit adds 117 net lines, nine obligations and seven runtime
pieces to flang/self/emit-js.flang, and three places in the tree carry
those counts as literals. Each was stale before this commit and matches
after, measured by the instrument that reads it:
docs/flang/self/SPEC.md:17 lines in flang/self: 118 135 -> 118 252
scripts/ledgers/proved-share-ledger.txt:1318
written in emit-js.flang: 156 -> 165
docs/zettel/typescript-target-is-the-javascript-printer-with-a-flag.md:16
JS runtime pieces: 93 -> 100
The example count is NOT touched and needs no change: the edit adds
obligations, not examples, and the instrument confirms it -- the
"examples in flang/self/*.flang" measure still answers 5323, the number
stamped in .github/workflows/binary.yml:698.
The md5 and the verdict columns of that ledger row are left alone on
purpose: the verdict was measured on the previous file, and the ledger's
own rule says a diverged md5 with a matching count is stale, not wrong,
and waits for whoever remeasures it.
The task asked for a measurement, and the measurement turned out to be cheap enough that the code fit in the same pass. All three completion criteria are answered by a run, not an estimate: 1. A row per target: what holds the value, how the literal prints, where digit addition lives, and the line count. The headline finding stands before the table -- the evaluator picks digit addition by the SHAPE of the value, not the type, so the printers needed almost nothing and only emit-js.flang was touched at all. 2. Lines ADDED to the runtimes of C, C++ and Rust, measured not estimated: C 122 (83 code), C++ 0 (it takes the C runtime, proved by running -- breaking the C base reddens cpp too), Rust 109 (69). No foreign library: six hits of BigInteger/math/big in the whole edit and all six are prose saying why it is NOT taken. 3. Places of number-to-text and back: 166 by one command, not the "about 75" of ADR-0036 assumption 5. More than double. The command stands beside the number, with the breakdown by file, and says what it does NOT count -- literal printing in the targets has no common name (two printers of ten use "Pechat chisla"), so 166 is a lower bound, not the whole. What is NOT done is named with a number and a reason: targets js and ts, 2 of 10. Their runtime does not live in the tree -- it is printed from the strings of flang/self/emit-js.flang, and the pieces only reach the output for what the program actually calls. fl_add reaches it ONLY from an exact integer (checked: "dengi plus dengi" prints a bare sign), so seeing the printed $add needs a binary that knows the word, i.e. a seed reprinted after pass 1 of task 1908. grep -c tExact on the committed seed answers 0. For those two the code is written and twice shown to work -- the printer passes check in full, and the runtime strings, extracted from emit-js.flang and run by the same drivers under node and tsc, give the same digits and the same decimals -- but neither is a run of the printer, so both stand at "?" and not at a tick. The waiting costs nothing extra: it is the same one reprint pass 1 already needs.
The chain "an exact plus reaches the runtime as a call" has two links, and they are backed differently. Saying so matters: without it the page reads as if all of it were run. The second link IS run. "Without the chislovaya mark the printer prints a call" is an obligation of the printer itself with an example beside it (emit-c.flang, "Mesto snyato chislom"); the obligation is about ALL nodes, and check of that file runs the example on every CI pass. The first link is READ, not run. That the type layer sets no mark on an exact node is three lines of types.flang (4134-4136): the fork goes to "Tochnyy schyot", and only "Schyot otrezkami" calls "Otmetit chislo". One run closes it -- print a program on the exact integer and look for fl_add in it -- but that needs a binary that knows the word, i.e. the same seed after pass 1. It costs nothing extra and the probe will do it itself.
ADR-0056, state: proposed. Two benches cannot leave the shell because the order dictionary has neither a resource limit nor a kill: limit.sh (11 lines, ulimit -v) and node-death.sh (205 lines, SIGKILL). Decided: new VARIANTS, not new fields. A variant is built by all of its fields, so a new field on the spawn order would break every constructor in the tree: 514 sites in 142 files, measured by git grep over *.flang and *.fscript without bootstrap/. The new order name costs 14 occurrences in 7 files, the new answer 11 in 5. Decided: the plan NAMES the limits for its own child and the host kills by them. Kill by pid or by name is rejected: a process the plan did not start is not its own, and a key that would gate it (--no-signal) is allowed by default, which is wider than "running a program is consent". No new authority. A limit narrows, it does not widen, and the host already kills its own children with four unconditional kill(child, SIGKILL) calls. The same --no-spawn forbids the new order, with the same words. The negative control is a run, not an argument. Two limits, two hands, two answers. Memory is enforced by the kernel on the child (setrlimit RLIMIT_AS, the same thing ulimit -v does), so the child fails by itself and the host answers as usual, with the child's own code and stderr: the host did not kill it and does not know why it died. The deadline is held by the host itself, which kills and answers with its own variant carrying what the process printed before the cut - something the failure answer cannot carry at all. Also corrects the census: the reason recorded against node-death.sh is wrong. A pair of live nodes with a SIGKILL is already raised by flang/scripts/node-across-targets.fscript through one spawn order with sh, so that bench is blocked not by the kill but by three other gaps, and section 8 says this decision closes none of them.
The closed sets grow by one each: orders 23 -> 24, answers 21 -> 22, and the joint list of io variant names 39 -> 41. The three length postconditions in flang/self/parser.flang and their three worded examples move with them; flang check on parser.flang passes in 7m02s with no remarks, so the counts, the examples and the declarations agree. The new order carries program, arguments, memory in KiB and a deadline in ms; zero in either means "no limit" and is named explicitly, because a variant is built by all of its fields and "the field was not named" does not exist in this language. The host (flang/src/emit/c/flang_repl.c) puts the memory limit on the child with setrlimit(RLIMIT_AS) before execvp, so it reaches the program and everything it starts, exactly as ulimit -v does. A failing setrlimit exits 126, apart from the 127 that means execvp found nothing: a plan that asked for a limit must not be handed an unbounded child in silence. The deadline is held by the host by its own clock. The read loop now waits the SMALLER of two slices - the host's silence timeout, counted from the last byte, and what is left of the order's deadline, counted from the start - and which one fired is decided by the clock, not by whose slice it was. The order's deadline neither cancels nor extends the host's: both wait, the earlier one strikes. Otherwise a plan naming its own deadline would escape the host's, which is an authority nobody granted it. A fraction or a negative number is refused out loud: half a kilobyte is not a limit, it is a typo, and carrying out a typo in silence is worse than refusing. The two dictionary copies (python and js) and the two hosts that cannot do it (node, browser tab) gain the name, each with the refusal it already uses for spawning. Two concurrency services that matched the answer type by name were already RED on the trunk - the match did not cover four answers - and they are made exhaustive here, the old debt and the new variant together. Measured with the dictionary-copies guard: copies agree, orders 24, answers 22, three places checked, binary host debt 1.
Ten places of prose name the order count with a SNYATO mark; all ten move from 23 to 24. Five more marks diverged because the change adds lines: *.js,*.mjs 22965 -> 22969, *.c,*.h 882739 -> 882891, *.py 2906 -> 2908, the print runtimes 52183 -> 52337, and docs/flang/SPEC.md 1802 -> 1815. Each mark keeps its reason and its previous number. The sentence about the bootstrap point lagging the dictionary was carrying a stale count. It now says what is true and measurable: the dictionary declares 24, the printed compiler knows 23. Measured: the prose numbers guard reports 210 marks, 210 agreed, 0 diverged; the tree inventory by languages prints the same C, Python and JavaScript line counts as the marks.
limit.fscript replaces the eleven shell lines of limit.sh measure for measure: the same limits in KiB, the same request on standard input, the same exact message. What changed in substance is who holds the limit: the ORDER names it, not ulimit. A bench that measures a limit must hold that limit itself, otherwise it measures the shell. What did not change is named out loud. The request still reaches standard input through sh with a redirect from a file, because the binary host has no executor for the spawn-with-input order - the debt is recorded in scripts/guards/io-dictionary-copies-guard.fscript. Merging the two streams is left to the shell on purpose: what is measured is the message a human sees on a terminal, and on a terminal the streams are merged. node-death.fscript replaces the 205 shell lines of node-death.sh. The plan does everything the dictionary can express: it prints the node to its target, lays out both directories, writes the three data files, runs each case UNDER A DEADLINE and joins the printed blocks. Forty-four lines of shell remain, as data inside the plan, and they hold exactly what the dictionary cannot express at all and what the zettel on two live nodes already names: background start, reading the stream of a LIVE process (the port arrives as a journal line while it runs) and STOP/CONT signals. The shell does not judge; the decisions are total functions of the plan. The deadline for each case is named by the order, not by a host key, and that is not decoration: the nodes print their journal every 200 ms, so the host's SILENCE timeout never catches them and a stuck case would hang to the end of the run. With a named deadline it comes back as an answer that carries what it managed to print. The recipe in docs/scheduler-benchmark.md now calls the plan. Both plans pass parse, types, totality and their examples: 21 of 21 and 31 of 31 functions with proved termination. The only remarks left are the two names the printed compiler does not know yet, which is the bootstrap order, not a defect.
The dictionary is needed by the checker; the host compares the variant name as a STRING. So an order can be built as a value and handed to io_perform with neither parsing nor typing in the way, and the host can be measured before the seed is reprinted. The instrument is host-drive.c in the branch notes: it includes flang_repl.c, sets up the arena, builds the order with the same io_variant and io_pair the host itself uses, and prints the answer with its fields. Eleven runs in 3.7 s close thresholds 1, 2, 3, 4 and 6. It does NOT close threshold 5: io_perform carries out an ORDER, not a PLAN, and it is no substitute for checking that the plan-shaped bench gives what the shell gave. That one waits for the reprint.
Three defects, all found by running the plans and not by reading them. The temporary directory landed IN THE TREE. The host resolves a relative pattern against the input file's directory, so "flang-limit" made flang/concurrency/bench/flang-limitXXXXXX - a stray temporary under a prefix the stray-temporaries guard watches. Both patterns are now full paths, named by a function of their own, and the memory bench removes its request file and its directory before it ends: two more orders, two more turns, and a run that leaves nothing behind. Measured: after the run nothing matches /tmp/memory-limit-bench-* and the tree is clean. The embedded shell used SECONDS, which bash has and the host does not: the host spawns "sh", and on this machine that is dash. All four cases failed with "SECONDS: parameter not set" while the plan itself reported success, because the plan had nothing to judge yet. The wait loop now counts its own turns, and the forty-five lines parse under dash -n. The stand directory of the memory bench is resolved from the PLAN's directory, not from where the command was typed, which is the opposite of what the shell did with ZAMER. Said so in the plan and in the recipe, which now passes an absolute path. Trailing newlines are trimmed the way the shell's own substitution trimmed them, and interior blank lines survive - that is the difference from simply dropping empty pieces, and it has its own example. Parity measured against the shell, case by case, on the facts the bench exists to show (total, confirmed, whether supervision decided and raised, whether the killed node lived to its end, its exit code): 24 comparisons, 24 agreed, 0 diverged.
From each plan a copy is made mechanically with exactly ONE thing removed: the new order is replaced by the old one without limits, and the branches and examples about the new answer are dropped. Everything else - argument parsing, the temporary directory, the file writes, the orchestration, the report, the clean-up - is word for word the same. The stand-in checks fully (parse, types, totality, kernel and examples, no remarks) and RUNS. node-death: 24 comparisons against the shell on the facts the bench exists to show, 24 agreed, 0 diverged; the plan took 3m14s, the shell 3m12s. limit: two lines of three agreed byte for byte, and the third diverged exactly where the stand-in has no limit - under ulimit the shell prints nothing at 8192 KiB, the unlimited stand-in prints the ordinary answer. That third line measures what the stand-in cannot: the limit itself. That is closed by the host instrument, eleven runs. The real plans wait for the reprint.
The judge-free print went through after all - 114m50s, seven files - and the binary built from it knows the dictionary, so the real plans run. 1: the chatty endless process dies on the order's deadline in 2.6 s and the plan gets its answer with the eight lines printed before the cut. 2: the same plan under the old and the new host, diff empty. 3: at 8192 KiB the child is killed by a signal and the plan names it, where the shell printed nothing; at 40000 and 65536 KiB the stand's answer is byte for byte the shell's. 4: the same plan under --no-spawn is refused with the same words. 5: node-death, all four cases against the shell - 24 comparisons, 24 agreed, 0 diverged; the plan took 4m58s, the shell 3m12s. 6: the host's silence timeout still fires, FLANG_IO_TIMEOUT in 1.31 s. Both plans check in full: 28 of 28 and 32 of 32 functions with proved termination, parse, types, totality, kernel and examples, no remarks. The dictionary-copies guard on the same binary: orders 24, answers 22, three places checked. One difference of this binary is named rather than hidden: printed without the judge it is thicker, so its call chains are deeper, and the deepest guard in the tree does not fit - prose-numbers-guard refuses at depth 20001 and no key lifts a limit that is built in. Its verdict (210 marks, 210 agreed) is therefore taken with the other binary, built from the trunk's bootstrap sources, which is legitimate: those marks count lines in files and know nothing about the dictionary.
Task 1412. The inference-rule ledger had no ring rule over the exact
integer at all, and the kernel derived nothing beyond swapping the
operands of one node.
Measured first, written second. Of the seven laws ADR-0036 section 11
item 4 asks for, only TWO can be stated over the exact integer today:
the typechecker defines a single operation on it, addition. It refuses
multiplication ("over the exact integer mul is not defined: the exact
integer knows plus") and it refuses mixing, because a literal stays the
double-backed number type ("the exact integer and the number do not
mix, a named translation is needed"). So neutral zero, neutral one, the
additive inverse, distributivity and both multiplicative laws never
reach the prover: the typechecker stops them. The price of this task is
therefore not forty rules and not five, but ONE kernel case, and that
one case closes both statable laws.
The case flattens both sides over addition nodes and compares the leaf
multisets. It fires only when EVERY leaf of both sides is a name
declared as the exact integer, so no proof can rest on a hand-written
non-canonical value: [7, 0, 0] against [7] is a list literal, not a
declared name, and the rule stays silent on it. That gate carries a
ledger ban of its own and a postcondition of its own.
The kernel grew at the END of the file, and the two lines changed in
place did not change the line count, so none of the 112 existing ledger
anchors moved. The guard confirms it: 114 rows, all anchors resolve. The
two changed lines sit in the rule dispatcher next to the contradiction
test, not inside the equality rule, because the signature of the equality
rule is already 144 characters and lint-growth refuses any added line
over 120 - a sixth parameter does not fit. The price of that choice is
named: the ring rule reads the sides of the goal as written, before any
rewriting by assumptions, which is narrower than the identity rule, not
wider. Both rule names are still spelled out literally as
"accepted by rule (<rule>)", because that is the pattern the guard reads
the kernel name set with: the first attempt returned the name from a
branch function instead, the set fell from 17 names to 16, and the guard
reddened on four checks at once. The run said so before the commit.
Measured by running the kernel FROM SOURCE, the way
flang/proof/midpoint-verdicts.flang does, because the binary seed does
not know the exact integer at all: tExact and exactInt appear 0 times in
bootstrap/compiler_flang.c, the whole exact-integer probe set was
already red at 6 of 6 before this work, and "check --proof" cannot
answer about this type until the seed is reprinted (10 h 14 min by
docs/reprint-ledger.tsv). Eight goals, before to after: associativity
over the exact integer went from "declared, not proved" to PROVED;
commutativity was proved both times by the identity rule; and six
negative controls stayed at "declared, not proved" - the same
associativity over the double-backed integer type, with no declarations
at all, with one operand of the number type, plus distributivity, a
FALSE associativity, and equality of two non-canonical limb lists. The
probe judges itself: "proved 2 of 2, refused 6 of 6".
tables-guard: code 0, 114 ledger rows, five guards green, kernel name
set 17 names (unchanged), digest retaken, the rules-match neighbour
agrees. Worth knowing before reading a red one: without --timeout that
neighbour is silenced by a redirect and killed at 30 s, and the guard
reddens for no reason of the ledger.
Lean is NOT touched, and the gap is named rather than omitted: 114 rows
and 112 with a lemma. lean is absent from PATH on this machine (the
provability verdict header says so itself), Model.lean carries no
exact-integer carrier, and an unverified lemma in Rules.lean would
redden the nightly lean-crosscheck for the whole tree.
The language table of docs/tree-inventory.md had parted from the tree in
28 cells, and "inventory:check" named every one of them. The numbers are
now the instrument's own, copied from "inventory:languages", not counted
by hand: C 40/883216, C++ 2/511, Python 2997 lines, JavaScript 49/22696,
Java 8/4130, C# 8/4685, Elixir 4727 lines, Go 4/3069, Rust 4/4150. The
heading moves to 199 files outside flang, the print-target runtimes heap
to 53172 lines.
Debt appears in six languages that had none, one file each: the probe
drivers of flang/proof/probes/exact-integer-in-targets/drivers (task
1413), a judge that reads the decimal spelling on the target itself --
107 lines in C and C++, 69 in Java, 77 in C#, 71 in Go, 80 in Rust. Each
of the six cells gets a debt mark of its own, shaped like the shell one.
Every changed number carries its reason, and every reason was measured
by its own "git diff --stat origin/dev..HEAD": the drivers above; the
base-2^22 addition of the exact integer in seven target runtimes (787
lines); the owner of the new spawn order with a memory and a time limit
in flang/src/emit/c/flang_repl.c (152 lines, ADR-0056) plus two
dictionary names in flang_io.py (2 lines); the JS runtime, which is
printed as strings out of flang/self/emit-js.flang (4 lines), plus its
driver (32); and the ring rules over the exact integer in the proof
kernel (task 1412), which moved the .flang file count to 1130, the
examples in flang/self to 5327, the inference-rules table to 115 rows
and proof-kernel.flang to 5932 lines.
Two measures were wrong, not just stale, and are fixed with the numbers:
the Elixir row measured *.ex,*.exs while the inventory rule "Language of
a path" knows only *.ex -- the .exs driver is not Elixir to it; and the
heading measure listed .githooks/pre-push but not commit-msg and
pre-commit, which the same rule does count. With the measures corrected
both instruments answer 199, where the stale measure answered 198.
The debt ratchet is green again and the document now says so: the run
answers code 0 with "files 55, lines 5607, ceiling 63" -- 8 files of
headroom -- and the September readings stay below, dated, as a trace.
Measured on f3b8ebe5c:
inventory:check "opis' skhoditsya s docs/tree-inventory.md:
sverkheno yazykov 17"
prose-numbers-guard "vse 209 primet soshlis' s derevom", 0 diverged
tasks:check "zadachnik tsel: vsego zadach 194"
names:check code 0
"proved-share-tree:check" named five faults: four files of this batch carry obligations and had no row at all, and one row's "written" count had fallen behind its source. The recount is flang/self/proof-kernel.flang: 59 -> 63 written, the four obligations the ring rules over the exact integer added (task 1412). Its md5 and verdict columns are left alone on purpose, as the ledger's own rule says: a diverged md5 with a matching count is stale, not wrong. One new row carries a real verdict, taken by "flang check --proof" on this tree: flang/proof/probes/exact-integer-in-targets/run.fscript -- "15 statements: 15 proved, 0 conditional, 0 on the grid, 0 declared and unproved". Its drivers are written in foreign languages and do not enter this ledger at all. Three rows carry a dash in the verdict columns, and the dash means NOT MEASURED, not zero. The reason is named and was checked by a run: all three write the new spawn order with a memory and a time limit, and the printed seed does not know that variant yet, so "flang check --proof" answers FLANG_UNKNOWN_NAME and refuses to print a ledger for a program with findings. The verdict waits for the seed reprint. Their "written" and "unjudged" fields are counted from the source and are exact, and the md5 is of today: docs/examples/io/child-process.flang 1 written flang/concurrency/bench/limit.fscript 10 written flang/concurrency/bench/node-death.fscript 17 written Measured on f3b8ebe5c: "opis' skhoditsya s derevom", 1133 rows, 858 with a ledger, 275 without, against 965 files with obligations in the tree.
Zahod 1 gave the exact integer a type and one action, "plus". This finishes
the arithmetic and, more important, makes canon ENFORCED: today [7, 0, 0]
can be written by hand and "equal" on it lies, and without canon no
comparison is true at all.
Where the lines went: interpret.flang +323 in 21 new functions (digit
subtraction with borrow, column multiplication, the four order words over
digits, and a canon word every action starts from), types.flang +157 in 13
new functions (sub and mul admitted over the exact integer, the order words
let through, and the canon gate in two places). New examples: 36 in the
evaluator, 17 in the typechecker, of them 8 on the canon predicate itself.
CANON IS ENFORCED BY TWO GATES, because a non-canonical value has two
sources and they are visible in different places:
* a WRITTEN digit is visible to the typechecker and is refused by it, in
"Tip spiska vyrazheniya" (a list written where an exact integer is
expected: call argument, function body, element) and in "Proverit po
vidu" (a value checked against a type: dano, ozhidaetsya, record
field). Three faults are refused - a zero top digit, a digit at or
above the base 4194304, and a negative or non-integer digit;
* a COMPUTED digit is NOT visible to the typechecker, because
[4194303 plus 1] is an arithmetic node and not a literal. There canon
is enforced by CORRECTION at the action itself: all five actions start
from "Kanon znach" and return a canonical answer by construction.
What stays open is named: "equal" and "not equal" compare structurally and
carry NO correction on purpose, because at evaluation time the type is
unknown and a list of numbers and an exact integer are the same value.
Correcting inside "equal" would change "equal" for ordinary lists of
numbers, making [7, 0] equal [7]. So "equal" is true not by correction but
because a non-canonical value has nowhere to come from. One path is left -
a list of numbers built by list words, passed into an exact position and
compared before any action on it. That path closes by narrowing what flows
into the exact integer, which is task 1412.
A DIFFERENCE BELOW ZERO REFUSES, it is not a silent zero. The exact integer
has no negative values, so [1] minus [2] has no answer in the type. A
silent zero, which is what bignum.flang returns, would make FALSE the
promise "a difference plus the subtrahend equals the minuend" - the very
ring law the exact integer exists for. Code FLANG_PROPERTY, and the word
names both numbers.
MULTIPLICATION NORMALISES EVERY STEP, not once at the end. The bignum shape
lets a column grow with the length of the number, and it crosses 2^53 at
about 2008 digits, some 13298 decimal places, where a double stops holding
the column and the answer goes silently wrong. Here the column bound is
(2^22 - 1)^2 = 17592177655809, constant, with 512x of headroom.
Division and remainder keep their refusal, and the word now names what IS
defined. ADR-0036 section 11.5: the ring of integers is not a field, so no
ring rule would cover division. What makes it separate work is termination
and not arithmetic - the bignum division machinery is 86 non-empty lines
against 23 for subtraction with borrow, and its termination rests on a
measure of its own rather than on the length of the input.
Measured with the old binary over the new sources, the compiler used as a
library: interpret.flang examples 401 -> 437, all passed; types.flang
358 -> 374, all passed. Cross-checked independently against Python's own
exact integers: 4000 random runs plus 400 with non-canonical operands,
numbers up to 93 decimal places, 0 divergences, and every answer came out
canonical. Five deliberate mutations of the digit code were all caught, the
weakest 100 of 300 - after two blind spots in that harness were themselves
found and closed.
THE SEED MUST BE REPRINTED BEFORE THIS BRANCH IS MERGED.
Eight new programs and seventeen new rows, every one above 2^53 where a
double stops telling neighbours apart: 9007199254740993 and
9007199254740994 are the SAME double; the exact integer separates them.
What each program is for:
difference-above-two-to-the-53 [2,0,512] minus [1] is [1,0,512], and a
borrow crosses a digit: [0,1] minus [1]
difference-below-zero-is-refused [1] minus [2] refuses, FLANG_PROPERTY
product-above-two-to-the-53 the square of 2^53+1 has 32 decimal
places, of which a double holds 16
comparison-above-two-to-the-53 all five order words, EACH with an
equal pair, since a strict and a
non-strict word differ only there
non-canonical-exact-is-refused [7, 0, 0] written by hand
digit-above-the-base-is-refused [4194304] written by hand
division-over-exact-is-refused the refusal names what IS defined
canon-is-enforced-at-the-action [4194303 plus 1] is a computed digit
the typechecker cannot see, so canon
is enforced by correction: the answer
is [1,1] and not [4194305]
Measured with a binary printed from these sources and built, not predicted
(print 43:20, build 2:12), each call with the step budget raised by hand:
difference test 4 of 4; run gives [1,0,512] code 0
product test 4 of 4; run gives [1,0,1024,0,262144] code 0
comparison test 11 of 11; run gives true code 0
correction test 2 of 2; run gives [1,1] code 0
below zero FLANG_PROPERTY, the word names both numbers code 1
division FLANG_TYPE, the word names plus, minus and times code 1
Every answer was also put against a forgery, and every forgery changed it:
expecting [1,0,511] fails 2 of 4; expecting 262143 fails 2 of 4; turning
one "yes" into "no" fails 8 of 11; expecting [4194305] for the corrected
sum is refused by the canon gate itself. Two negative controls say the
refusals are caused by what the name says: the same file with [7] in place
of [7, 0, 0] passes with code 0, and [4194303] for [4194304] likewise.
TWO ROWS WAIT FOR THE REPRINT and say so in the header. The canon gate on
a CALL ARGUMENT was measured by running the new sources through the old
binary (the compiler as a library, 17 programs, 0 divergences); the binary
of this batch was printed before that gate was fixed and answers code 0 on
them. The measuring print also omitted the seed's own stamp (--max-steps
4000000000000, --max-depth 20000), so its step default is 1000000 and the
set runner cannot drive it: the rows above were taken one call at a time.
Three decisions that could not be left unsaid, each with its own section and its own numbers. A DIFFERENCE BELOW ZERO. The exact integer has no negative values: the representation chosen by task 1411 and ADR-0036 section 11 is a list of base 2^22 digits with no sign field. Three answers were possible - a silent zero (what bignum.flang returns), a refusal, or an optional result. The refusal wins on an argument, not on taste: a silent zero makes FALSE the promise "a difference plus the subtrahend equals the minuend", which is the very ring law the exact integer exists for. An optional result would push a check for "nothing" into every place that counts, and the ring laws do not state over an optional type anyway. WHERE CANON IS ENFORCED. Two gates, because a non-canonical value has two sources visible in different places: a written digit is refused by the typechecker, a computed digit is corrected at the action. What stays open is named rather than hidden - "equal" compares structurally, and one path to a non-canonical value is left: a list of numbers built by list words, passed into an exact position, compared before any action on it. That path closes by narrowing what flows in, which is task 1412. MULTIPLICATION'S SHAPE. A new section, because this is where the code departs from the bignum model on purpose. The bignum shape normalises once at the end, so a column grows with the length of the number and crosses 2^53 at about 2008 digits - some 13298 decimal places - where the answer goes silently wrong. Normalising every step keeps the column bound at (2^22 - 1)^2 = 17592177655809, constant, with 512x of headroom. Measured over the columns of both shapes at 4, 64, 256, 512, 1024 and 4096 digits. DIVISION AND REMAINDER keep their refusal, and the task says why this is separate work rather than leaving it silent. Not arithmetic but termination: the division machinery in bignum.flang is 86 non-empty lines against 23 for subtraction with borrow, and its termination rests on a measure of its own rather than on the length of the input. ADR-0036 section 11.5 already says no ring rule would cover it; the ADR's own counts are quoted as the ADR's, and the counts over flang/**/*.flang today - 544 and 203 - are given separately rather than silently replacing them.
The proved share ledger: only the "written" column is recounted, md5 and the numerator are untouched because they date the previous verdict - interpret 264 -> 276, types 420 -> 424. The guard that checks this moved from a shell script to a plan in this batch, which is worth saying: calling the old path printed nothing and exited 2, and a grep over that silence looked exactly like a clean run. The number above comes from the plan. Prose numbers remeasured today, four marks that this change moved: lines of flang/self/types.flang 7134 -> 7276 (ADR-0036, design note) examples in flang/self/*.flang 5323 -> 5373 (binary.yml) lines in flang/self/*.flang 118252 -> 118830 (self/SPEC.md) Two of them are shared and say so rather than claiming the whole delta: of the 50 new examples 47 are this change and 3 are neighbours in the batch; of the 578 new lines 457 are this change and 121 are the proof kernel of task 1412. WHAT IS STILL RED AND IS NOT MINE, so it is not silently carried: the ledger guard reports 5 complaints left - no row for docs/examples/io/child-process .flang, flang/concurrency/bench/limit.fscript, flang/concurrency/bench/node -death.fscript and flang/proof/probes/exact-integer-in-targets/run.fscript, and "written" off for flang/self/proof-kernel.flang (59 against 63). The prose guard reports 33 marks diverging, none of them about interpret.flang, types.flang or the flang/self line and example counts. Those belong to tasks 1412, 1413 and ADR-0056 and are left to them on purpose.
The print of this batch finished and printed the warning from its own header: the judging chain took 2508501226319 steps of the 4000000000000 cap, 62 percent, and growth of the tree by half costs more than double, so what passed the half will not fit next time. This batch adds 123 lines to the proof kernel and 481 to the evaluator and the typechecker. MEASURED_COST now carries the measured peak of 4 October instead of the one of 25 September, and the cap is eight trillion: 3.2 times the peak instead of 1.6. The note says that the printer has its own compiled in FL_MAX_STEPS and that it has to be raised as well. No line was added to the shell script: the no-growth guard refuses that, so two lines of prose were merged into one to pay for the new ones.
The rebase onto fresh dev and the sixth work of the batch moved the tree under the marks again. "inventory:check" named three cells and the prose numbers guard named eighteen more marks, in eleven files; all 21 now carry the instrument's number, today's date and a reason naming its source. Four sources, each measured by its own diff: PR 317, fix(lsp) d5a0ea4 -- answering while stdin is open and decoding \uXXXX. 83 lines into each twin of flang_repl.c, the bootstrap one by reseeding, and 4 lines into the vim autoload: C lines 883216 -> 883382 bootstrap/*.c,*.h 830200 -> 830283 print-target runtimes 53172 -> 53255 *.vim 390 -> 394 docs/editors/vim heap 615 -> 619 Task 1908, the sixth work -- subtraction with a borrow, long multiplication, the ordering words and the canon word in flang/self/interpret.flang (+315), and "minus"/"multiply by" over the exact integer with a canon barrier in flang/self/types.flang (+142), with eight new probe programs: lines in flang/self 118373 -> 118830 examples in flang/self 5327 -> 5373 *.flang files 1130 -> 1138 flang/proof/*.flang 454 -> 462 Task 1412, the ring rules -- the rebase brought five more documents that carry the same two measures, each stale by the same amount: proof-kernel.flang 5811 -> 5932 (3 marks) inference-rules.tsv 113 -> 115 (5 marks) ffeca8f, feat(site) -- the registry section of docs/site/sitemap.mjs adds 5 lines: *.js,*.mjs lines 22696 -> 22701 (2 marks) No measure was found wrong this time: all 224 marks measure what their own rule counts, and the two that were wrong before the rebase -- the Elixir row and the heading -- came through it corrected. The debt side of the table did not move: 55 files, 5607 lines, ceiling 63, 8 files of headroom, and the run still answers code 0. Measured on e266c055d: inventory:check "opis' skhoditsya s docs/tree-inventory.md: sverkheno yazykov 17" prose-numbers-guard "vse 224 primet soshlis' s derevom", 0 diverged proved-share-tree "opis' skhoditsya s derevom", 0 faults tasks:check "zadachnik tsel: vsego zadach 198"
The batch brought 0056-killing-a-process-and-bounding-its-resources.md while dev already holds 0056-the-quantifier-and-law-measurements-of-two- decisions-are-stale.md; adr:numbers refused the tree as doubled (two files under one number). The process-limit decision moves to 0061 (0060 is the morphology decision on dev); seven references follow it. Mark reasons that cite ADR-0056 next to task 1413 are left as their author wrote them. adr:numbers now: 60 decisions, no doubled numbers.
A new kind of value beside the exact integer: a list of exactly two canonical digit lists, numerator over denominator, reduced by Euclid over the digits after every action, zero written as [] over [1]. Four actions and the order are defined over two fractions (add, sub, mul, div; order by cross multiplication); a difference below zero and a division by the zero fraction are named refusals. A written literal is checked for canon by the typechecker: a pair, canonical halves, non-empty denominator, reduced (Euclid over doubles, so halves of at most two digits; longer ones are refused by word). The fraction does not mix with number or exact integer. The remainder (mod) is defined over two exact integers by the same digit division (task 5245). Lexer: 'exact fraction' as new table pieces (14 -> 16, 12 -> 13). Measured: check interpret 65 s (603 functions, 543 proved, all 24 new ones total), types 74 s (924 functions, 657 proved), parser 188 s, lexer 13 s, all code 0. Decision: ADR-0062.
The expected.tsv carries only its header: an expectation is a measurement, and the seed binary 0.7.24 does not know the word 'exact fraction' yet. Programs: the type by name, associativity where double loses it ((0.1+0.2)+0.3 = 0.6000000000000001 vs 0.6, measured), canon at the action, exact division, order, the glibc step over exact integers with remainder (1103515245*8388607 = 9256955708813715 exactly, double gives ...716), and seven refusals: empty denominator, non-reduced literal, zero not over one, below zero, division by the zero fraction, remainder over fractions, a fraction mixed with a number.
The decision names the representation, the canon at the action, the literal gate with its two-digit limit, the refusals, the remainder over exact integers, the measured cost (4 files, four green checks) and what is not done: printing into the ten targets, a surface for the integer part, reader documentation. Task 5243 tracks the work; the site dictionary gets the tFraction concept; 'integers' joins the file-name words.
The order check admitted the labels unknown, number and exact; the fraction label was missing, so 'less than' over two fractions was refused as a type error while the evaluator already ordered them by cross multiplication. Measured with the print-3 seed: the comparison probe refused both operands; check types.flang after the fix: code 0 in 72 s. The probe programs are rewritten in the style of the exact-integer set: a literal in an arithmetic position is typed as a list of lists of numbers, and only an expected type names it a fraction, so operands come through typed parameters. Measured with the print-3 seed: sums 3/5 both ways, 1/6+1/3 = [[1],[2]], 1/2-1/2 = [[],[1]], (1/3)/(2/5) = [[5],[6]], glibc step [425638,263] from [1] and [3793356,466] from [4194303,1], two FLANG_PROPERTY refusals by word; nine checks as expected.
Print 2 (4 October, gpu): 4745 s, peak 51.6 GiB by the print pulse, 44808469 bytes, tree 094aab461, printer from the 0.7.24 seed. Print 3 (5 October, gpu): 4955 s, peak 50.2 GiB, 44997598 bytes, tree 709c2e1 with the exact fraction, printed by the seed of print 2. Both under the eight-trillion step cap.
Thirteen programs against expected.tsv with the Binary plan, the same step shape as flang/proof/probes/exact-integer.
Print 4 (5 October, gpu): 4782 s, peak 50.6 GiB by the print pulse, 44997607 bytes, tree 6d9840a with the fraction order fix, printed by the seed of print 3; nine bytes more than print 3.
Printed on gpu by the seed of print 3 from tree 6d9840a (print 4, 02:25-03:45 UTC, 4782 s, peak 50.6 GiB): the exact fraction type, its canon gate and order, the remainder over exact integers, on top of the eight-work batch. The printed binary was built and asked before it was copied here: flang/stdlib/result.flang checks clean, the compiler closure links and types (8762 functions, 6538 with proved termination). The printed Makefile now carries the header dependencies of task 7182 (2893 -> 3951 bytes), which print 2 could not yet give. The exact-fraction expectations are measured with this binary: 26 probes, 0 disagree.
Re-measured with the print-4 seed: the refusal word now lists four actions
('plus', 'minus', 'times' and 'remainder'), so the exact-integer row is
re-taken by the instrument; the set agrees again, 23 probes, 0 disagree.
The exact-fraction set as a negative control: the print-2 seed (no
fraction) disagrees on all 26 probes.
Taken by instrument on this tree: *.flang 1152 (thirteen probe programs), flang/proof/*.flang 475, examples in flang/self 5405, lines in flang/self 119464, types.flang 7566, bootstrap/compiler_flang.c 693184 lines, bootstrap/*.c,*.h 840409, *.c,*.h 893508. prose-numbers-guard: 224 marks, 224 agree, 0 disagree.
Only the 'written' column is re-taken for interpret (276 -> 286), parser (783 -> 784) and types (424 -> 430), as the two earlier recounts did; md5 and the verdict columns date the previous judgement and wait for the reprint. proved-share-tree:check: code 0 in 12 s.
'lcg' is not a word of the file-name ledger; the program becomes generator-step-is-exact.flang and its three expectation rows follow. 'associative' and 'cross' join the ledger. The set still agrees: 26 probes, 0 disagree.
The pre-push growth guard counted thirteen added long lines in flang/self brought by the batch. Parser: eight list literals (the order and reply name lists, the two dictionary nodes) are broken after commas. Lexer: the three keyword table pieces return to their dev text and the exact-integer and exact-fraction entries live in pieces of their own (14 -> 17, 8 -> 9, 12 -> 14). Emit-c: the printed Makefile header list is broken after commas. Types: the composite-value check is called through a short local alias of the tables. Checks: lexer 13 s, types 73 s, parser 183 s, emit-c 620 s, all code 0; lint-growth counts zero added long lines in flang/self.
The growth guard counted 99 added long lines in limit.fscript and node-death.fscript. Notes are split by sentence; long bodies go through 'let' bindings and small helpers; the measurement record puts its list field first so literals break after the bracket; the shell placement JSON is built in a variable as the other two JSON lines already were, and the two signal cases take two shell lines each (45 -> 49 lines, measured by sh on the placement string). Examples that expected a whole continuation now live on twin functions that render it as a list of words, and the long JSON expectations are compared piecewise (split on commas): the same information, every line under the limit. Both files check clean (44 and 38 functions, all with proved termination); the word lists are what the check reported, and the piecewise lists come from the original strings.
tables-guard: the family list breaks after commas; the C-2 report names the rule count on one line and the per-ADR breakdown on the next; the C-6 budget line is shorter by seven words; both expectations are re-taken by running the function. tab-host-guard and io-dictionary-copies-guard: the examples that expected a whole continuation live on twin functions that render it line by line, and the host text of the first example spans several lines (the branch check reads substrings, so the result is the same). child-process: the child's order is its own function with the example, under a two-parameter helper. All four check clean; the growth guard over origin/dev...HEAD reports no crossed limit, six touched old debts only.
Twelve files point their list marks at the parser's dictionary lists by line; the lists moved when they were broken after commas (5534 -> 5985, 5543 -> 6008, 5552 -> 6025) and the counts stay 24, 22 and 4. The line counts of types.flang (7567) and flang/self (119956) are re-taken; the proved-share ledger re-takes only the 'written' column of the four plans that gained helpers. prose-numbers-guard: 224 marks, 224 agree; proved-share-tree:check: code 0.
Printed on gpu by the seed of print 4 from tree 16122f4 (print 5, 18:31-19:53 UTC, 4899 s including the seed build, peak 51.5 GiB): the same compiler, with the parser lists, lexer table pieces, printed-Makefile header list and the composite-value call reshaped under 120 characters. The printed binary was built and asked before it was copied here; the closure links and types (8762 functions, 6538 with proved termination). With this seed: exact-fraction 26 probes 0 disagree, exact-integer 23/0, ring-laws 1/0.
Print 5 (5 October, gpu): 4899 s with the seed build inside, peak 51.5 GiB by the print pulse, 44997416 bytes, tree 16122f4 after the line-length pass, printed by the seed of print 4.
bootstrap/compiler_flang.c 693193 lines, bootstrap/*.c,*.h 840418, *.c,*.h 893517 (nine lines more than print 4); prose-numbers-guard: 224 marks, 224 agree.
The site dictionary was printed before the exact integer and the exact fraction entered the lexer, so the coverage guard refused the batch in CI: the page named 156 concepts against 158 in the table. Reprinted from the lexer tables; the legacy list of the printer carried the concept 'follows' twice, hidden behind an ensure of 65 over a body of 66 - the duplicate is gone and the count is honest. dictionary:build, :check and :coverage all answer 158.
Rewritten by the instrument itself (plans "rewrite the ceiling" and "rewrite the whole path ceiling"), only the reason prose is mine; the CI job link-collisions refused the batch on the kernel ceiling. Kernel ceiling, raised the thirteenth time: the decision kernel 5173 -> 5260 (+87), reachable 9074 -> 9161, the code of the three files 9397 -> 9484, functions 1306 -> 1320. The cause is one commit: the kernel rule 'addition over exact integers is associative' (task 1412, ADR-0036 section 11), +123 lines in proof-kernel.flang; the exact fraction and the line-length pass did not touch the kernel. Obligations 950 -> 970 are the rule's own promises; its lemma is checked in Lean, its forgeries are in flang/proof/probes/ring-laws. Whole-path ceiling: sources 88008 -> 89907, printed C 607316 -> 614303, print closure 66254 -> 67897, C runtime 21754 -> 22010 (the limit order and the cut-off reply, ADR-0061), evaluator 2317 -> 2802, typechecker 5099 -> 5523, parser 6954 -> 7455, inference rules 112 -> 114; the C checker is unchanged. trust:ceiling answers code 0 after it.
In CI the csharp target died on the host's default 30 s silence timeout (dotnet cold start); the step now passes --timeout 180000. The ts rule ran node on a driver that tsc never produced when npx could not fetch typescript, so the probe compared an empty answer and went red; the rule now prints 'skip: npx did not fetch typescript' and exits 0, which the probe counts as not measured. Measured here: 8 targets green, 2 not measured (js, ts), code 0.
The memo-off run of hashmap.flang stayed silent longer than the host default of 30 s on the runner (runs 37378258270 and 37378267607, FLANG_IO_TIMEOUT, exit 3), and the same run takes 27 s on this machine. The step now passes --timeout 600000; measured here: 174.0 s, code 0.
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Партия перепечатки семени: семь работ, которые правят
flang/self/**и потому не могли уехать по одной. Семь файлов ядра тронуты:emit-c,emit-js,interpret,lexer,parser,proof-kernel,types.Что внутри
1. Тип «точное целое» (задача 1908). Двусловный ключ в лексере, узел
exactIntв разборщике, вид «Вид точного» с клеймом"exact"(не"number") в типизаторе, разрядное сложение в вычислителе: база 2²², значение — список разрядов.[1,0,512] + [1] = [2,0,512]= 9007199254740993 + 1 ровно.2. Вычитание, умножение, сравнение и канон.
interpret.flang+323 строки (вычитание с займом, умножение столбиком с нормировкой на каждом шаге, четыре слова порядка, слово канона),types.flang+158 (минусиумножить нанад точным целым, заслон канона). Заслон канона перемерен после починки: первая его форма проверяла узлы разбора предикатом уровня значений и давала ноль жалоб там, где должна быть одна; теперь места названы замером — тело функции 1, «дано» 2, «ожидается» 1, аргумент вызова 1, элемент списка 2, расхождений 0 на 17 программах.3. Точное целое в десяти целях печати (задача 1413). Разрядное сложение выбирается по ВИДУ значения, а не по типу, поэтому печатники почти не правились: тронут один (
emit-js.flang), правка легла в рантаймы целей. Пробаflang/proof/probes/exact-integer-in-targets/run.fscriptберёт рантайм из выводаflang emit, а не из дерева: зелено 8 целей из 10, красных 0,jsиtsне мерены до этого семени (их рантайм печатается строками, и$addпопадает в вывод только от точного целого). Отрицательный контроль: основание 2²¹ вместо 2²² → код 1, красных ровно две (cиcpp), чем попутно доказано, чтоcppберёт рантайм целиc.4. Ассоциативность сложения точных целых правилом ядра (задача 1412).
((а+б)+ц) равен (а+(б+ц)): было «объявлено, не доказано», стало «доказано правилом «тождество после переписки допущением»». Шесть отрицательных контролей отвергнуты: те же цели надцелое, без объявлений, на смеси типов, распределительность, ЛОЖНАЯ ассоциативность и равенство неканонических разрядов[7,0,0]против[7]. Правило включается только когда каждый лист обеих сторон — имя, объявленное точным целым.5. Поручение «Запустить процесс с пределом» и отклик «Процесс оборван» (ADR-0056). Пределы два, и держат их разные руки:
памятькладёт ядро на дитя черезsetrlimit(RLIMIT_AS)доexecvp(хозяин отвечает «Процесс завершён» с кодом дитяти — он не убивал и причины не знает),срокдержит сам хозяин и бьётSIGKILL, отвечая «Процесс оборван» с тем, что процесс напечатал до обрыва. Полномочия нового нет, и это обосновано: предел сужает, а не расширяет; запрещает тот же--no-spawn, проверено отрицательным контролем. Одиннадцать прогонов хозяина, два из них навстречу друг другу (срок поручения против срока тишины).6. Заголовки напечатанного Makefile (задача 7182).
7. Ведомости и счётные приметы под всё перечисленное. Попутно найдено, что две МЕРЫ были неверны, а не просто устарели: мера описи считала
*.exs, которого правило «Язык пути» языком не считает, и не считала.githooks/commit-msgи.githooks/pre-commit, которые считает. Обе сужены до того, что правило вправду считает, — после этого два прибора отвечают одинаково.Печать
Семя напечатано канонным путём (
scripts/bootstrap-reprint.sh, печатник вbootstrap-pechatnyy/с поднятыми пределами), дошло, собрано и опрошено самим скриптом перед укладкой в дерево.Чего в этой партии ЖДЁТ следующего прогона, а не сделано
flang/proof/probes/exact-integer/expected.tsvи три строки ведомости доли с прочерком в числителе (child-process.flang,limit.fscript,node-death.fscript) — их приговор снимается только двоичным, который уже знает новое поручение, то есть после этого слияния;limit.sh(11 строк) иnode-death.sh(205) оставлены в дереве рядом со своими планами-заменами: снимать оболочку раньше, чем планы доедут до ствола, значит оставить дерево без того и без другого.Что добавила печать 3 (поверх партии): точное дробное и остаток точных целых
8. Точное дробное (ADR-0062, задача 5243). Новый вид значения: пара канонических точных целых, числитель над знаменателем, сокращаемая НОД-ом Евклида над разрядами при каждом действии; ноль —
[[], [1]]. Над двумя дробями:плюс,минус,умножить на,делить на, порядок перекрёстным умножением. Записанный литерал проверяется на канон типизатором (пара, канонические половины, непустой знаменатель, сокращённость — для половин не длиннее двух разрядов, длиннее — отказ своим словом). Ниже нуля и деление на нулевую дробь — отказыFLANG_PROPERTY. Счислоиточное целоене смешивается. Лексер:точное дробное/exact fractionотдельными кусками таблиц (14 → 16, 12 → 13).flang/self: +651 −34 строки;check: interpret 65 с (603 функции, 543 с доказанным завершением — все 24 новые), types 74 с, parser 188 с, lexer 13 с.9. Остаток над точными целыми (задача 5245).
остаток отопределён тем же делением разрядов; остаток от нуля — отказ. Шаг glibc над точным целым:[1]→[425638,263],[4194303,1](8388607) →[3793356,466]; на double то же произведение1103515245·8388607даёт…716вместо точного…715.Пробы.
flang/proof/probes/exact-fraction/— 13 программ,expected.tsvснята измерительным двоичным печати 4 (26 проб, разошлось 0; 23 из них совпали и с печатью 3), не предсказана: ассоциативность(1/10+1/5)+3/10 = 1/10+(1/5+3/10) = [[3],[5]]там, где double даёт0.6000000000000001против0.6;1/6+1/3 = [[1],[2]];(1/3)/(2/5) = [[5],[6]]; семь отказов словом.Попутно. ADR-0056 партии был задвоен с ADR-0056 ствола (замеры кванторов) — «предел чужому процессу» теперь ADR-0061, семь ссылок за ним,
adr:numbers: 60 решений, задвоенных нет. Четыре английских слова в ведомость имён файлов; пустая строка после SPDX вdriver.ts.Печати
flang/selfпод 120 знаков)Печать 3 печатала семенем печати 2 — это второй шаг неподвижной точки: напечатанный
Makefileполучил заголовки задачи 7182 (2893 → 3951 байт), которых печать 2 дать ещё не могла.Строки под 120 знаков — без обхода сторожа
Партия принесла 122 добавленные строки длиннее 120 знаков (агенты коммитили в копиях без хуков). Все укорочены по правилам языка, а не выключением сторожа: 13 в
flang/self(списки разборщика разорваны после запятых, куски таблиц лексера вернулись к текстуdev, свои записи — отдельными кусками 14→17/8→9/12→14; это и потребовало печать 5), 99 в двух стендах ADR-0061 (примечания по предложениям, тела черезпустьи помощников, запись «Замер» с полем-списком первым, примеры целого «Продолжения» — на функциях-близнецах, описывающих его списком слов; JSON-ожидания сравниваются по кускам), 10 в сторожах и примере. Все файлыcheck-чистые; значения примеров сняты прогоном.lint-growthпоorigin/dev...HEAD: «no line crossed the limits», 6 тронутых старых долгов. Пушевый заслон: 22 из 22 зелёные.Чего здесь нет, названо
docs/flang/SPEC.mdиDESCRIPTION.mdне знают ни точного целого, ни дробного — долг обеих работ.