nicer errors from assert_unsafe_precondition by RalfJung · Pull Request #102732 · rust-lang/rust (original) (raw)

Finished benchmarking commit (538f118): comparison URL.

Overall result: ❌ regressions - ACTION NEEDED

Next Steps: If you can justify the regressions found in this perf run, please indicate this with @rustbot label: +perf-regression-triaged along with sufficient written justification. If you cannot justify the regressions please open an issue or create a new PR that fixes the regressions, add a comment linking to the newly created issue or PR, and then add the perf-regression-triaged label to this PR.

@rustbot label: +perf-regression
cc @rust-lang/wg-compiler-performance

Instruction count

This is a highly reliable metric that was used to determine the overall result at the top of this comment.

mean1 range count2
Regressions ❌ (primary) 0.8% [0.6%, 0.9%] 6
Regressions ❌ (secondary) - - 0
Improvements ✅ (primary) - - 0
Improvements ✅ (secondary) - - 0
All ❌✅ (primary) 0.8% [0.6%, 0.9%] 6

Max RSS (memory usage)

Results

This is a less reliable metric that may be of interest but was not used to determine the overall result at the top of this comment.

mean1 range count2
Regressions ❌ (primary) 2.9% [2.2%, 3.3%] 4
Regressions ❌ (secondary) 2.7% [1.3%, 4.0%] 59
Improvements ✅ (primary) - - 0
Improvements ✅ (secondary) - - 0
All ❌✅ (primary) 2.9% [2.2%, 3.3%] 4

Cycles

Results

This is a less reliable metric that may be of interest but was not used to determine the overall result at the top of this comment.

mean1 range count2
Regressions ❌ (primary) 2.8% [2.8%, 2.8%] 1
Regressions ❌ (secondary) - - 0
Improvements ✅ (primary) -1.9% [-1.9%, -1.9%] 1
Improvements ✅ (secondary) -2.1% [-2.1%, -2.1%] 1
All ❌✅ (primary) 0.5% [-1.9%, 2.8%] 2

Footnotes

  1. the arithmetic mean of the percent change ↩2 ↩3
  2. number of relevant changes ↩2 ↩3