Update mops version to 3.4.0

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Benchmark Results

2025-11-22 22:26:18.087721615 UTC: [Canister l62sy-yx777-77777-aaabq-cai] Generating test data for all types...
2025-11-22 22:26:18.087721615 UTC: [Canister l62sy-yx777-77777-aaabq-cai] Generated test data for all types

bench/serde.bench.mo $({\color{red}+2.35\%})$

Benchmarking Serde

Benchmarking the performance with 10k calls

Instructions: ${\color{red}+0.54\%}$
Heap: ${\color{red}+0.01\%}$
Stable Memory: ${\color{gray}0\%}$
Garbage Collection: ${\color{red}+1.80\%}$

Instructions

	decode()	encode()
Serde: One Shot	394_548_128 $({\color{red}+0.02\%})$	1_143_138_455 $({\color{red}+3.42\%})$
Serde: One Shot sans type inference	225_673_640 $({\color{red}+0.04\%})$	892_617_550 $({\color{red}+0.11\%})$
Motoko (to_candid(), from_candid())	31_328_043 $({\color{red}+0.04\%})$	9_067_015 $({\color{red}+0.06\%})$
Serde: Single Type Serializer	112_041_683 $({\color{red}+0.08\%})$	223_800_938 $({\color{red}+0.55\%})$

Heap

	decode()	encode()
Serde: One Shot	1.51 MiB $({\color{red}+0.05\%})$	308 B $({\color{gray}0\%})$
Serde: One Shot sans type inference	272 B $({\color{gray}0\%})$	272 B $({\color{gray}0\%})$
Motoko (to_candid(), from_candid())	272 B $({\color{gray}0\%})$	272 B $({\color{gray}0\%})$
Serde: Single Type Serializer	272 B $({\color{gray}0\%})$	272 B $({\color{gray}0\%})$

Garbage Collection

	decode()	encode()
Serde: One Shot	24.64 MiB $({\color{red}+0.01\%})$	67.69 MiB $({\color{red}+8.24\%})$
Serde: One Shot sans type inference	17.56 MiB $({\color{red}+0.01\%})$	34.34 MiB $({\color{red}+1.13\%})$
Motoko (to_candid(), from_candid())	542.81 KiB $({\color{red}+0.07\%})$	597.82 KiB $({\color{red}+0.11\%})$
Serde: Single Type Serializer	6.52 MiB $({\color{red}+0.04\%})$	8.41 MiB $({\color{red}+4.79\%})$

bench/types.bench.mo $({\color{green}-129.53\%})$

Benchmarking Serde by Data Types

Performance comparison across all supported Candid data types with 10k operations

Instructions: ${\color{green}-31.24\%}$
Heap: ${\color{green}-98.29\%}$
Stable Memory: ${\color{gray}0\%}$
Garbage Collection: ${\color{gray}0\%}$

Instructions

	encode()	encode(sans inference)	decode()	decode(sans inference)
Nat	33_442 $({\color{green}-53.99\%})$	39_615 $({\color{green}-38.58\%})$	9_853 $({\color{green}-32.83\%})$	23_584 $({\color{green}-21.03\%})$
Nat8	32_868 $({\color{green}-54.43\%})$	39_343 $({\color{green}-38.74\%})$	9_782 $({\color{green}-32.33\%})$	23_830 $({\color{green}-20.49\%})$
Nat16	33_942 $({\color{green}-53.68\%})$	40_717 $({\color{green}-38.00\%})$	10_538 $({\color{green}-31.38\%})$	24_903 $({\color{green}-20.15\%})$
Nat32	35_460 $({\color{green}-52.75\%})$	42_536 $({\color{green}-37.22\%})$	11_588 $({\color{green}-30.37\%})$	26_270 $({\color{green}-19.89\%})$
Nat64	37_969 $({\color{green}-51.20\%})$	45_346 $({\color{green}-35.96\%})$	13_084 $({\color{green}-30.07\%})$	28_083 $({\color{green}-20.16\%})$
Int	35_787 $({\color{green}-52.48\%})$	43_575 $({\color{green}-36.60\%})$	12_202 $({\color{green}-29.39\%})$	27_518 $({\color{green}-19.22\%})$
Int8	35_053 $({\color{green}-53.00\%})$	43_143 $({\color{green}-36.83\%})$	11_992 $({\color{green}-29.17\%})$	27_625 $({\color{green}-18.82\%})$
Int16	36_209 $({\color{green}-52.19\%})$	44_517 $({\color{green}-36.18\%})$	12_748 $({\color{green}-28.51\%})$	28_698 $({\color{green}-18.58\%})$
Int32	37_716 $({\color{green}-51.33\%})$	46_407 $({\color{green}-35.38\%})$	13_835 $({\color{green}-27.65\%})$	30_102 $({\color{green}-18.33\%})$
Int64	40_186 $({\color{green}-49.91\%})$	49_219 $({\color{green}-34.24\%})$	15_331 $({\color{green}-27.64\%})$	31_915 $({\color{green}-18.67\%})$
Float	59_791 $({\color{green}-41.77\%})$	69_059 $({\color{green}-29.18\%})$	39_863 $({\color{green}-18.36\%})$	56_764 $({\color{green}-15.52\%})$
Bool	37_336 $({\color{green}-51.61\%})$	46_887 $({\color{green}-35.17\%})$	14_082 $({\color{green}-26.98\%})$	31_360 $({\color{green}-17.54\%})$
Text	41_402 $({\color{green}-49.41\%})$	51_233 $({\color{green}-33.70\%})$	16_956 $({\color{green}-27.25\%})$	34_496 $({\color{green}-18.47\%})$
Null	37_286 $({\color{green}-51.59\%})$	47_738 $({\color{green}-34.58\%})$	45_104 $({\color{green}-48.92\%})$	55_395 $({\color{green}-33.82\%})$
Empty	37_642 $({\color{green}-51.39\%})$	48_395 $({\color{green}-34.32\%})$	45_545 $({\color{green}-48.71\%})$	56_062 $({\color{green}-33.59\%})$
Principal	56_639 $({\color{green}-42.63\%})$	67_401 $({\color{green}-29.12\%})$	24_717 $({\color{green}-26.70\%})$	43_218 $({\color{green}-19.50\%})$
Blob	149_277 $({\color{green}-38.75\%})$	148_555 $({\color{green}-29.36\%})$	54_077 $({\color{green}-45.08\%})$	72_206 $({\color{green}-38.14\%})$
Option(Nat)	57_276 $({\color{green}-50.63\%})$	60_197 $({\color{green}-32.35\%})$	19_063 $({\color{green}-29.19\%})$	37_519 $({\color{green}-17.57\%})$
Option(Text)	60_891 $({\color{green}-49.36\%})$	63_927 $({\color{green}-31.49\%})$	21_620 $({\color{green}-28.98\%})$	40_343 $({\color{green}-18.17\%})$
Array(Nat8)	70_840 $({\color{green}-48.09\%})$	62_445 $({\color{green}-32.12\%})$	20_536 $({\color{green}-30.56\%})$	39_631 $({\color{green}-18.78\%})$
Array(Text)	116_466 $({\color{green}-37.76\%})$	92_831 $({\color{green}-27.40\%})$	39_696 $({\color{green}-31.48\%})$	59_063 $({\color{green}-23.72\%})$
Array(Record)	185_332 $({\color{green}-37.82\%})$	156_656 $({\color{green}-23.32\%})$	55_241 $({\color{green}-25.22\%})$	60_401 $({\color{green}-29.94\%})$
Record(Nested)	530_923 $({\color{green}-30.24\%})$	426_403 $({\color{green}-19.37\%})$	285_998 $({\color{green}-7.61\%})$	97_357 $({\color{green}-34.45\%})$
Variant(Simple)	83_944 $({\color{green}-44.01\%})$	103_607 $({\color{green}-26.55\%})$	51_936 $({\color{green}-18.35\%})$	45_003 $({\color{green}-16.77\%})$
Variant(Complex)	659_943 $({\color{green}-31.25\%})$	630_016 $({\color{green}-22.10\%})$	413_052 $({\color{green}-0.97\%})$	84_789 $({\color{green}-31.64\%})$
Large Text	5_516_208 $({\color{green}-5.37\%})$	5_531_190 $({\color{green}-5.12\%})$	1_385_413 $({\color{green}-27.36\%})$	1_408_105 $({\color{green}-27.10\%})$
Large Array	5_856_631 $({\color{green}-3.07\%})$	2_436_585 $({\color{green}-10.94\%})$	758_620 $({\color{green}-37.89\%})$	780_981 $({\color{green}-37.21\%})$
Deep Nesting	387_666 $({\color{green}-38.21\%})$	335_632 $({\color{green}-22.60\%})$	86_149 $({\color{green}-31.13\%})$	82_208 $({\color{green}-32.53\%})$
Wide Record	623_161 $({\color{green}-26.70\%})$	400_752 $({\color{green}-20.98\%})$	357_486 $({\color{red}+6.14\%})$	206_160 $({\color{green}-37.52\%})$

Heap

	encode()	encode(sans inference)	decode()	decode(sans inference)
Nat	292 B $({\color{green}-98.55\%})$	272 B $({\color{green}-98.43\%})$	272 B $({\color{green}-97.43\%})$	272 B $({\color{green}-97.42\%})$
Nat8	288 B $({\color{green}-98.57\%})$	272 B $({\color{green}-98.43\%})$	272 B $({\color{green}-97.42\%})$	272 B $({\color{green}-97.41\%})$
Nat16	292 B $({\color{green}-98.55\%})$	272 B $({\color{green}-98.43\%})$	272 B $({\color{green}-97.43\%})$	272 B $({\color{green}-97.41\%})$
Nat32	292 B $({\color{green}-98.56\%})$	272 B $({\color{green}-98.43\%})$	272 B $({\color{green}-97.44\%})$	272 B $({\color{green}-97.42\%})$
Nat64	296 B $({\color{green}-98.54\%})$	272 B $({\color{green}-98.43\%})$	272 B $({\color{green}-97.46\%})$	272 B $({\color{green}-97.45\%})$
Int	292 B $({\color{green}-98.55\%})$	272 B $({\color{green}-98.43\%})$	272 B $({\color{green}-97.43\%})$	272 B $({\color{green}-97.42\%})$
Int8	288 B $({\color{green}-98.57\%})$	272 B $({\color{green}-98.43\%})$	272 B $({\color{green}-97.42\%})$	272 B $({\color{green}-97.41\%})$
Int16	292 B $({\color{green}-98.55\%})$	272 B $({\color{green}-98.43\%})$	272 B $({\color{green}-97.43\%})$	272 B $({\color{green}-97.41\%})$
Int32	292 B $({\color{green}-98.56\%})$	272 B $({\color{green}-98.43\%})$	272 B $({\color{green}-97.44\%})$	272 B $({\color{green}-97.42\%})$
Int64	296 B $({\color{green}-98.54\%})$	272 B $({\color{green}-98.43\%})$	272 B $({\color{green}-97.46\%})$	272 B $({\color{green}-97.45\%})$
Float	296 B $({\color{green}-98.59\%})$	272 B $({\color{green}-98.49\%})$	272 B $({\color{green}-97.62\%})$	272 B $({\color{green}-97.61\%})$
Bool	288 B $({\color{green}-98.57\%})$	272 B $({\color{green}-98.43\%})$	272 B $({\color{green}-97.42\%})$	272 B $({\color{green}-97.41\%})$
Text	296 B $({\color{green}-98.54\%})$	272 B $({\color{green}-98.43\%})$	272 B $({\color{green}-97.47\%})$	272 B $({\color{green}-97.46\%})$
Null	272 B $({\color{green}-98.65\%})$	272 B $({\color{green}-98.42\%})$	272 B $({\color{green}-98.68\%})$	272 B $({\color{green}-98.45\%})$
Empty	272 B $({\color{green}-98.65\%})$	272 B $({\color{green}-98.42\%})$	272 B $({\color{green}-98.68\%})$	272 B $({\color{green}-98.45\%})$
Principal	320 B $({\color{green}-98.44\%})$	272 B $({\color{green}-98.45\%})$	272 B $({\color{green}-97.61\%})$	272 B $({\color{green}-97.60\%})$
Blob	388 B $({\color{green}-98.66\%})$	272 B $({\color{green}-98.79\%})$	272 B $({\color{green}-98.33\%})$	272 B $({\color{green}-98.30\%})$
Option(Nat)	296 B $({\color{green}-98.73\%})$	272 B $({\color{green}-98.46\%})$	272 B $({\color{green}-97.51\%})$	272 B $({\color{green}-97.45\%})$
Option(Text)	300 B $({\color{green}-98.72\%})$	272 B $({\color{green}-98.47\%})$	272 B $({\color{green}-97.55\%})$	272 B $({\color{green}-97.49\%})$
Array(Nat8)	296 B $({\color{green}-98.82\%})$	272 B $({\color{green}-98.47\%})$	272 B $({\color{green}-97.54\%})$	272 B $({\color{green}-97.48\%})$
Array(Text)	340 B $({\color{green}-98.70\%})$	272 B $({\color{green}-98.53\%})$	272 B $({\color{green}-97.88\%})$	272 B $({\color{green}-97.83\%})$
Array(Record)	320 B $({\color{green}-99.04\%})$	272 B $({\color{green}-98.73\%})$	272 B $({\color{green}-98.06\%})$	272 B $({\color{green}-97.97\%})$
Record(Nested)	408 B $({\color{green}-99.26\%})$	272 B $({\color{green}-99.15\%})$	272 B $({\color{green}-98.86\%})$	272 B $({\color{green}-98.43\%})$
Variant(Simple)	304 B $({\color{green}-98.78\%})$	272 B $({\color{green}-98.56\%})$	272 B $({\color{green}-97.82\%})$	272 B $({\color{green}-97.47\%})$
Variant(Complex)	396 B $({\color{green}-99.39\%})$	272 B $({\color{green}-99.36\%})$	272 B $({\color{green}-99.00\%})$	272 B $({\color{green}-98.23\%})$
Large Text	5.07 KiB $({\color{green}-96.46\%})$	272 B $({\color{green}-99.81\%})$	272 B $({\color{green}-99.80\%})$	272 B $({\color{green}-99.80\%})$
Large Array	2.6 KiB $({\color{green}-98.84\%})$	272 B $({\color{green}-99.71\%})$	272 B $({\color{green}-99.69\%})$	272 B $({\color{green}-99.69\%})$
Deep Nesting	332 B $({\color{green}-99.39\%})$	272 B $({\color{green}-99.09\%})$	272 B $({\color{green}-98.40\%})$	272 B $({\color{green}-98.23\%})$
Wide Record	472 B $({\color{green}-98.97\%})$	272 B $({\color{green}-98.99\%})$	272 B $({\color{green}-99.10\%})$	272 B $({\color{green}-99.06\%})$

Garbage Collection

	encode()	encode(sans inference)	decode()	decode(sans inference)
Nat	25.2 KiB $({\color{red}+Infinity\%})$	22.82 KiB $({\color{red}+Infinity\%})$	16.87 KiB $({\color{red}+Infinity\%})$	16.82 KiB $({\color{red}+Infinity\%})$
Nat8	25.19 KiB $({\color{red}+Infinity\%})$	22.8 KiB $({\color{red}+Infinity\%})$	16.87 KiB $({\color{red}+Infinity\%})$	16.82 KiB $({\color{red}+Infinity\%})$
Nat16	25.21 KiB $({\color{red}+Infinity\%})$	22.83 KiB $({\color{red}+Infinity\%})$	16.87 KiB $({\color{red}+Infinity\%})$	16.82 KiB $({\color{red}+Infinity\%})$
Nat32	25.22 KiB $({\color{red}+Infinity\%})$	22.84 KiB $({\color{red}+Infinity\%})$	16.87 KiB $({\color{red}+Infinity\%})$	16.82 KiB $({\color{red}+Infinity\%})$
Nat64	25.25 KiB $({\color{red}+Infinity\%})$	22.88 KiB $({\color{red}+Infinity\%})$	16.88 KiB $({\color{red}+Infinity\%})$	16.84 KiB $({\color{red}+Infinity\%})$
Int	25.2 KiB $({\color{red}+Infinity\%})$	22.82 KiB $({\color{red}+Infinity\%})$	16.87 KiB $({\color{red}+Infinity\%})$	16.82 KiB $({\color{red}+Infinity\%})$
Int8	25.19 KiB $({\color{red}+Infinity\%})$	22.8 KiB $({\color{red}+Infinity\%})$	16.87 KiB $({\color{red}+Infinity\%})$	16.82 KiB $({\color{red}+Infinity\%})$
Int16	25.21 KiB $({\color{red}+Infinity\%})$	22.83 KiB $({\color{red}+Infinity\%})$	16.87 KiB $({\color{red}+Infinity\%})$	16.82 KiB $({\color{red}+Infinity\%})$
Int32	25.23 KiB $({\color{red}+Infinity\%})$	22.85 KiB $({\color{red}+Infinity\%})$	16.88 KiB $({\color{red}+Infinity\%})$	16.83 KiB $({\color{red}+Infinity\%})$
Int64	25.27 KiB $({\color{red}+Infinity\%})$	22.89 KiB $({\color{red}+Infinity\%})$	16.89 KiB $({\color{red}+Infinity\%})$	16.85 KiB $({\color{red}+Infinity\%})$
Float	25.84 KiB $({\color{red}+Infinity\%})$	23.46 KiB $({\color{red}+Infinity\%})$	17.57 KiB $({\color{red}+Infinity\%})$	17.53 KiB $({\color{red}+Infinity\%})$
Bool	25.19 KiB $({\color{red}+Infinity\%})$	22.8 KiB $({\color{red}+Infinity\%})$	16.87 KiB $({\color{red}+Infinity\%})$	16.82 KiB $({\color{red}+Infinity\%})$
Text	25.21 KiB $({\color{red}+Infinity\%})$	22.84 KiB $({\color{red}+Infinity\%})$	16.95 KiB $({\color{red}+Infinity\%})$	16.9 KiB $({\color{red}+Infinity\%})$
Null	25.18 KiB $({\color{red}+Infinity\%})$	22.78 KiB $({\color{red}+Infinity\%})$	25.64 KiB $({\color{red}+Infinity\%})$	23.17 KiB $({\color{red}+Infinity\%})$
Empty	25.18 KiB $({\color{red}+Infinity\%})$	22.78 KiB $({\color{red}+Infinity\%})$	25.64 KiB $({\color{red}+Infinity\%})$	23.17 KiB $({\color{red}+Infinity\%})$
Principal	25.34 KiB $({\color{red}+Infinity\%})$	22.99 KiB $({\color{red}+Infinity\%})$	17.09 KiB $({\color{red}+Infinity\%})$	17.04 KiB $({\color{red}+Infinity\%})$
Blob	32.69 KiB $({\color{red}+Infinity\%})$	27.12 KiB $({\color{red}+Infinity\%})$	19.85 KiB $({\color{red}+Infinity\%})$	19.62 KiB $({\color{red}+Infinity\%})$
Option(Nat)	27.7 KiB $({\color{red}+Infinity\%})$	23.16 KiB $({\color{red}+Infinity\%})$	17.13 KiB $({\color{red}+Infinity\%})$	16.89 KiB $({\color{red}+Infinity\%})$
Option(Text)	27.72 KiB $({\color{red}+Infinity\%})$	23.18 KiB $({\color{red}+Infinity\%})$	17.2 KiB $({\color{red}+Infinity\%})$	16.97 KiB $({\color{red}+Infinity\%})$
Array(Nat8)	29.77 KiB $({\color{red}+Infinity\%})$	23.24 KiB $({\color{red}+Infinity\%})$	17.24 KiB $({\color{red}+Infinity\%})$	17.01 KiB $({\color{red}+Infinity\%})$
Array(Text)	30.73 KiB $({\color{red}+Infinity\%})$	23.59 KiB $({\color{red}+Infinity\%})$	17.89 KiB $({\color{red}+Infinity\%})$	17.66 KiB $({\color{red}+Infinity\%})$
Array(Record)	36.64 KiB $({\color{red}+Infinity\%})$	26.44 KiB $({\color{red}+Infinity\%})$	19.94 KiB $({\color{red}+Infinity\%})$	18.93 KiB $({\color{red}+Infinity\%})$
Record(Nested)	54.81 KiB $({\color{red}+Infinity\%})$	35.73 KiB $({\color{red}+Infinity\%})$	29.8 KiB $({\color{red}+Infinity\%})$	21.47 KiB $({\color{red}+Infinity\%})$
Variant(Simple)	30.06 KiB $({\color{red}+Infinity\%})$	24.08 KiB $({\color{red}+Infinity\%})$	18.58 KiB $({\color{red}+Infinity\%})$	17.03 KiB $({\color{red}+Infinity\%})$
Variant(Complex)	64.2 KiB $({\color{red}+Infinity\%})$	44.11 KiB $({\color{red}+Infinity\%})$	34.19 KiB $({\color{red}+Infinity\%})$	20.17 KiB $({\color{red}+Infinity\%})$
Large Text	124.63 KiB $({\color{red}+Infinity\%})$	127.04 KiB $({\color{red}+Infinity\%})$	45.66 KiB $({\color{red}+Infinity\%})$	45.62 KiB $({\color{red}+Infinity\%})$
Large Array	248.38 KiB $({\color{red}+Infinity\%})$	90.29 KiB $({\color{red}+Infinity\%})$	38.73 KiB $({\color{red}+Infinity\%})$	38.5 KiB $({\color{red}+Infinity\%})$
Deep Nesting	53.77 KiB $({\color{red}+Infinity\%})$	33.74 KiB $({\color{red}+Infinity\%})$	23.25 KiB $({\color{red}+Infinity\%})$	20.66 KiB $({\color{red}+Infinity\%})$
Wide Record	46.96 KiB $({\color{red}+Infinity\%})$	31.94 KiB $({\color{red}+Infinity\%})$	38 KiB $({\color{red}+Infinity\%})$	30.5 KiB $({\color{red}+Infinity\%})$