build(deps): Bump rust-toolchain from nightly-2026-07-01 to nightly-2026-07-20

[dependabot]

Bumps rust-toolchain from nightly-2026-07-01 to nightly-2026-07-20.

Commits

• See full diff in compare view

[mkroening]

@dependabot recreate

[github-actions]

Benchmark Results

Details

Benchmark	Current: e6b5915	Previous: 2e23902	Performance Ratio
startup_benchmark Build Time	83.42 s	80.34 s	1.04 ❗
startup_benchmark File Size	0.76 MB	0.80 MB	0.96 ❗
Startup Time - 1 core	0.75 s (±0.02 s)	0.75 s (±0.02 s)	1.00
Startup Time - 2 cores	0.75 s (±0.02 s)	0.74 s (±0.02 s)	1.02
Startup Time - 4 cores	0.75 s (±0.03 s)	0.74 s (±0.02 s)	1.01
multithreaded_benchmark Build Time	77.55 s	82.11 s	0.94 ❗
multithreaded_benchmark File Size	0.85 MB	0.86 MB	0.99 ❗
Multithreaded Pi Efficiency - 2 Threads	88.20 % (±5.47 %)	85.89 % (±6.61 %)	1.03
Multithreaded Pi Efficiency - 4 Threads	43.77 % (±2.27 %)	43.43 % (±2.56 %)	1.01
Multithreaded Pi Efficiency - 8 Threads	25.54 % (±1.27 %)	25.76 % (±1.53 %)	0.99
micro_benchmarks Build Time	77.65 s	80.40 s	0.97 ❗
micro_benchmarks File Size	0.86 MB	0.86 MB	0.99 ❗
Scheduling time - 1 thread	63.13 ticks (±1.52 ticks)	62.65 ticks (±4.06 ticks)	1.01
Scheduling time - 2 threads	36.52 ticks (±5.85 ticks)	34.08 ticks (±4.10 ticks)	1.07
Micro - Time for syscall (getpid)	3.54 ticks (±0.68 ticks)	3.45 ticks (±0.58 ticks)	1.03
Memcpy speed - (built_in) block size 4096	86179.90 MByte/s (±59605.28 MByte/s)	82448.38 MByte/s (±56997.13 MByte/s)	1.05
Memcpy speed - (built_in) block size 1048576	30897.78 MByte/s (±24849.65 MByte/s)	30585.98 MByte/s (±24707.84 MByte/s)	1.01
Memcpy speed - (built_in) block size 16777216	29340.04 MByte/s (±24099.89 MByte/s)	26340.06 MByte/s (±21720.96 MByte/s)	1.11
Memset speed - (built_in) block size 4096	86006.88 MByte/s (±59489.59 MByte/s)	82292.76 MByte/s (±56891.50 MByte/s)	1.05
Memset speed - (built_in) block size 1048576	31617.37 MByte/s (±25286.36 MByte/s)	31323.85 MByte/s (±25145.86 MByte/s)	1.01
Memset speed - (built_in) block size 16777216	30128.55 MByte/s (±24566.84 MByte/s)	27104.68 MByte/s (±22209.94 MByte/s)	1.11
Memcpy speed - (rust) block size 4096	77705.49 MByte/s (±54117.09 MByte/s)	74097.96 MByte/s (±51811.44 MByte/s)	1.05
Memcpy speed - (rust) block size 1048576	30675.96 MByte/s (±24788.55 MByte/s)	30361.60 MByte/s (±24602.37 MByte/s)	1.01
Memcpy speed - (rust) block size 16777216	29683.35 MByte/s (±24422.88 MByte/s)	27625.34 MByte/s (±22806.88 MByte/s)	1.07
Memset speed - (rust) block size 4096	78168.73 MByte/s (±54441.11 MByte/s)	74373.47 MByte/s (±51976.48 MByte/s)	1.05
Memset speed - (rust) block size 1048576	31449.73 MByte/s (±25240.59 MByte/s)	31110.89 MByte/s (±25033.24 MByte/s)	1.01
Memset speed - (rust) block size 16777216	30459.77 MByte/s (±24871.27 MByte/s)	28386.93 MByte/s (±23265.03 MByte/s)	1.07
alloc_benchmarks Build Time	74.08 s	74.76 s	0.99 ❗
alloc_benchmarks File Size	0.84 MB	0.87 MB	0.96 ❗
Allocations - Allocation success	91.31 %	91.31 %	1
Allocations - Deallocation success	100.00 %	100.00 %	1
Allocations - Pre-fail Allocations	61.44 %	61.44 %	1
Allocations - Average Allocation time	2936.85 Ticks (±396.38 Ticks)	5860.58 Ticks (±98.43 Ticks)	0.50 ❗
Allocations - Average Allocation time (no fail)	3939.68 Ticks (±363.17 Ticks)	6554.81 Ticks (±92.86 Ticks)	0.60 ❗
Allocations - Average Deallocation time	872.66 Ticks (±102.86 Ticks)	1805.01 Ticks (±250.35 Ticks)	0.48 ❗
mutex_benchmark Build Time	77.59 s	79.82 s	0.97 ❗
mutex_benchmark File Size	0.86 MB	0.86 MB	0.99 ❗
Mutex Stress Test Average Time per Iteration - 1 Threads	12.06 ns (±0.24 ns)	12.10 ns (±0.41 ns)	1.00
Mutex Stress Test Average Time per Iteration - 2 Threads	40.22 ns (±2.59 ns)	40.26 ns (±1.68 ns)	1.00

This comment was automatically generated by workflow using github-action-benchmark.

[dependabot]

Superseded by #2566.