build(deps): Bump rust-toolchain from nightly-2026-05-01 to nightly-2026-05-19#2438
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build(deps): Bump rust-toolchain from nightly-2026-05-01 to nightly-2026-05-19#2438dependabot[bot] wants to merge 1 commit into
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Bumps [rust-toolchain](https://github.com/rust-lang/rust) from nightly-2026-05-01 to nightly-2026-05-19. - [Release notes](https://github.com/rust-lang/rust/releases) - [Changelog](https://github.com/rust-lang/rust/blob/main/RELEASES.md) - [Commits](https://github.com/rust-lang/rust/commits) --- updated-dependencies: - dependency-name: rust-toolchain dependency-version: nightly-2026-05-19 dependency-type: direct:production ... Signed-off-by: dependabot[bot] <support@github.com>
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Benchmark Results
Details
| Benchmark | Current: b854727 | Previous: 1995748 | Performance Ratio |
|---|---|---|---|
| startup_benchmark Build Time | 97.00 s |
97.26 s |
1.00 ❗ |
| startup_benchmark File Size | 0.75 MB |
0.76 MB |
0.99 ❗ |
| Startup Time - 1 core | 0.78 s (±0.03 s) |
0.81 s (±0.03 s) |
0.96 |
| Startup Time - 2 cores | 0.81 s (±0.02 s) |
0.81 s (±0.02 s) |
1.00 |
| Startup Time - 4 cores | 0.80 s (±0.02 s) |
0.82 s (±0.03 s) |
0.98 |
| multithreaded_benchmark Build Time | 97.13 s |
101.76 s |
0.95 ❗ |
| multithreaded_benchmark File Size | 0.87 MB |
0.86 MB |
1.01 ❗ |
| Multithreaded Pi Efficiency - 2 Threads | 69.38 % (±5.68 %) |
66.91 % (±7.02 %) |
1.04 |
| Multithreaded Pi Efficiency - 4 Threads | 42.55 % (±2.30 %) |
41.78 % (±2.62 %) |
1.02 |
| Multithreaded Pi Efficiency - 8 Threads | 20.61 % (±1.44 %) |
20.03 % (±2.04 %) |
1.03 |
| micro_benchmarks Build Time | 96.56 s |
96.47 s |
1.00 ❗ |
| micro_benchmarks File Size | 0.87 MB |
0.87 MB |
1.01 ❗ |
| Scheduling time - 1 thread | 71.90 ticks (±4.65 ticks) |
71.35 ticks (±4.29 ticks) |
1.01 |
| Scheduling time - 2 threads | 40.22 ticks (±4.28 ticks) |
38.27 ticks (±4.80 ticks) |
1.05 |
| Micro - Time for syscall (getpid) | 2.98 ticks (±0.30 ticks) |
3.03 ticks (±0.33 ticks) |
0.98 |
| Memcpy speed - (built_in) block size 4096 | 76758.45 MByte/s (±53329.47 MByte/s) |
75669.65 MByte/s (±52736.93 MByte/s) |
1.01 |
| Memcpy speed - (built_in) block size 1048576 | 29925.77 MByte/s (±24406.38 MByte/s) |
29477.05 MByte/s (±24090.25 MByte/s) |
1.02 |
| Memcpy speed - (built_in) block size 16777216 | 28856.81 MByte/s (±23879.66 MByte/s) |
25344.40 MByte/s (±21045.29 MByte/s) |
1.14 |
| Memset speed - (built_in) block size 4096 | 77598.68 MByte/s (±53851.34 MByte/s) |
76041.75 MByte/s (±53007.66 MByte/s) |
1.02 |
| Memset speed - (built_in) block size 1048576 | 30646.48 MByte/s (±24826.91 MByte/s) |
30224.16 MByte/s (±24517.62 MByte/s) |
1.01 |
| Memset speed - (built_in) block size 16777216 | 29608.87 MByte/s (±24301.93 MByte/s) |
26091.14 MByte/s (±21520.38 MByte/s) |
1.13 |
| Memcpy speed - (rust) block size 4096 | 69995.66 MByte/s (±48849.02 MByte/s) |
67847.73 MByte/s (±47702.41 MByte/s) |
1.03 |
| Memcpy speed - (rust) block size 1048576 | 30047.95 MByte/s (±24520.79 MByte/s) |
29495.89 MByte/s (±24231.07 MByte/s) |
1.02 |
| Memcpy speed - (rust) block size 16777216 | 28737.25 MByte/s (±23743.98 MByte/s) |
25761.59 MByte/s (±21357.10 MByte/s) |
1.12 |
| Memset speed - (rust) block size 4096 | 70682.54 MByte/s (±49345.33 MByte/s) |
68063.04 MByte/s (±47855.91 MByte/s) |
1.04 |
| Memset speed - (rust) block size 1048576 | 30791.65 MByte/s (±24954.26 MByte/s) |
30241.00 MByte/s (±24653.82 MByte/s) |
1.02 |
| Memset speed - (rust) block size 16777216 | 29459.22 MByte/s (±24144.98 MByte/s) |
26436.66 MByte/s (±21756.66 MByte/s) |
1.11 |
| alloc_benchmarks Build Time | 93.75 s |
89.87 s |
1.04 ❗ |
| alloc_benchmarks File Size | 0.83 MB |
0.84 MB |
0.99 ❗ |
| Allocations - Allocation success | 100.00 % |
100.00 % |
1 |
| Allocations - Deallocation success | 100.00 % |
100.00 % |
1 |
| Allocations - Pre-fail Allocations | 100.00 % |
100.00 % |
1 |
| Allocations - Average Allocation time | 3430.16 Ticks (±190.82 Ticks) |
8684.14 Ticks (±133.75 Ticks) |
0.39 ❗ |
| Allocations - Average Allocation time (no fail) | 3430.16 Ticks (±190.82 Ticks) |
8684.14 Ticks (±133.75 Ticks) |
0.39 ❗ |
| Allocations - Average Deallocation time | 608.72 Ticks (±18.00 Ticks) |
776.46 Ticks (±122.30 Ticks) |
0.78 ❗ |
| mutex_benchmark Build Time | 92.53 s |
90.28 s |
1.02 ❗ |
| mutex_benchmark File Size | 0.87 MB |
0.87 MB |
1.01 ❗ |
| Mutex Stress Test Average Time per Iteration - 1 Threads | 13.28 ns (±0.75 ns) |
13.08 ns (±0.98 ns) |
1.02 |
| Mutex Stress Test Average Time per Iteration - 2 Threads | 20.38 ns (±15.81 ns) |
16.84 ns (±8.53 ns) |
1.21 |
This comment was automatically generated by workflow using github-action-benchmark.
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Bumps rust-toolchain from nightly-2026-05-01 to nightly-2026-05-19.
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