[INFO] cloning repository https://github.com/MaciekTalaska/rust_performance_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MaciekTalaska/rust_performance_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaciekTalaska%2Frust_performance_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaciekTalaska%2Frust_performance_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 875939fdc54e37e9c5814f275b43b4b66b7aa3ad
[INFO] testing MaciekTalaska/rust_performance_test against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaciekTalaska%2Frust_performance_test" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MaciekTalaska/rust_performance_test on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MaciekTalaska/rust_performance_test
[INFO] finished tweaking git repo https://github.com/MaciekTalaska/rust_performance_test
[INFO] tweaked toml for git repo https://github.com/MaciekTalaska/rust_performance_test written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/MaciekTalaska/rust_performance_test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4539f148772e9616db3866b4c7c5ff5f0af8fcaab8d8fffbcf1fb8fe0aa9dfb1
[INFO] running `Command { std: "docker" "start" "-a" "4539f148772e9616db3866b4c7c5ff5f0af8fcaab8d8fffbcf1fb8fe0aa9dfb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4539f148772e9616db3866b4c7c5ff5f0af8fcaab8d8fffbcf1fb8fe0aa9dfb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4539f148772e9616db3866b4c7c5ff5f0af8fcaab8d8fffbcf1fb8fe0aa9dfb1", kill_on_drop: false }`
[INFO] [stdout] 4539f148772e9616db3866b4c7c5ff5f0af8fcaab8d8fffbcf1fb8fe0aa9dfb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38da921369a2a6b36970904e51fed491119cd8ed457293cbb3942390bb059e6f
[INFO] running `Command { std: "docker" "start" "-a" "38da921369a2a6b36970904e51fed491119cd8ed457293cbb3942390bb059e6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_performance_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around `for` iterator expression
[INFO] [stdout]  --> src/vectors.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |     for _i in { 0..size } {
[INFO] [stdout]   |               ^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around `for` iterator expression
[INFO] [stdout]   --> src/computation.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for _i in { 0..count } {
[INFO] [stdout]    |               ^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around `for` iterator expression
[INFO] [stdout]   --> src/computation.rs:26:15
[INFO] [stdout]    |
[INFO] [stdout] 26 |     for _i in { 0..count } {
[INFO] [stdout]    |               ^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "38da921369a2a6b36970904e51fed491119cd8ed457293cbb3942390bb059e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38da921369a2a6b36970904e51fed491119cd8ed457293cbb3942390bb059e6f", kill_on_drop: false }`
[INFO] [stdout] 38da921369a2a6b36970904e51fed491119cd8ed457293cbb3942390bb059e6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7737cf8894f2796e12a3430d21b2c7efbd028a434f3849d5143fde7e5466500d
[INFO] running `Command { std: "docker" "start" "-a" "7737cf8894f2796e12a3430d21b2c7efbd028a434f3849d5143fde7e5466500d", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stdout] warning: unnecessary braces around `for` iterator expression
[INFO] [stdout]  --> src/vectors.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |     for _i in { 0..size } {
[INFO] [stdout]   |               ^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stdout] warning: unnecessary braces around `for` iterator expression
[INFO] [stdout]   --> src/computation.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for _i in { 0..count } {
[INFO] [stdout]    |               ^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stdout] warning: unnecessary braces around `for` iterator expression
[INFO] [stdout]   --> src/computation.rs:26:15
[INFO] [stdout]    |
[INFO] [stdout] 26 |     for _i in { 0..count } {
[INFO] [stdout]    |               ^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getopts v0.2.18
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rustc-test v0.3.0
[INFO] [stderr]    Compiling rust_performance_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around `for` iterator expression
[INFO] [stdout]  --> src/vectors.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |     for _i in { 0..size } {
[INFO] [stdout]   |               ^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around `for` iterator expression
[INFO] [stdout]   --> src/computation.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for _i in { 0..count } {
[INFO] [stdout]    |               ^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around `for` iterator expression
[INFO] [stdout]   --> src/computation.rs:26:15
[INFO] [stdout]    |
[INFO] [stdout] 26 |     for _i in { 0..count } {
[INFO] [stdout]    |               ^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around `for` iterator expression
[INFO] [stdout]   --> src/computation.rs:63:19
[INFO] [stdout]    |
[INFO] [stdout] 63 |         for _i in { 0..100 } {
[INFO] [stdout]    |                   ^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.85s
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7737cf8894f2796e12a3430d21b2c7efbd028a434f3849d5143fde7e5466500d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7737cf8894f2796e12a3430d21b2c7efbd028a434f3849d5143fde7e5466500d", kill_on_drop: false }`
[INFO] [stdout] 7737cf8894f2796e12a3430d21b2c7efbd028a434f3849d5143fde7e5466500d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 38603ba6d0ab2cb9f30f28953dacdc5702fc0dc4e9d4891a79f7cc2968b27cea
[INFO] running `Command { std: "docker" "start" "-a" "38603ba6d0ab2cb9f30f28953dacdc5702fc0dc4e9d4891a79f7cc2968b27cea", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary braces around `for` iterator expression
[INFO] [stderr]  --> src/vectors.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 |     for _i in { 0..size } {
[INFO] [stderr]   |               ^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around `for` iterator expression
[INFO] [stderr]   --> src/computation.rs:17:15
[INFO] [stderr]    |
[INFO] [stderr] 17 |     for _i in { 0..count } {
[INFO] [stderr]    |               ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around `for` iterator expression
[INFO] [stderr]   --> src/computation.rs:26:15
[INFO] [stderr]    |
[INFO] [stderr] 26 |     for _i in { 0..count } {
[INFO] [stderr]    |               ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around `for` iterator expression
[INFO] [stderr]  --> src/vectors.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 |     for _i in { 0..size } {
[INFO] [stderr]   |               ^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around `for` iterator expression
[INFO] [stderr]   --> src/computation.rs:17:15
[INFO] [stderr]    |
[INFO] [stderr] 17 |     for _i in { 0..count } {
[INFO] [stderr]    |               ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around `for` iterator expression
[INFO] [stderr]   --> src/computation.rs:26:15
[INFO] [stderr]    |
[INFO] [stderr] 26 |     for _i in { 0..count } {
[INFO] [stderr]    |               ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around `for` iterator expression
[INFO] [stderr]   --> src/computation.rs:63:19
[INFO] [stderr]    |
[INFO] [stderr] 63 |         for _i in { 0..100 } {
[INFO] [stderr]    |                   ^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_performance_test-0cea8d5fffdef117)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test computation::computational_test::compare ... ok
[INFO] [stdout] test vectors::build_vector_test::compare_vectors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_performance_test
[INFO] [stderr] warning: unnecessary braces around `for` iterator expression
[INFO] [stderr]  --> /opt/rustwide/workdir/src/vectors.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 |     for _i in { 0..size } {
[INFO] [stderr]   |               ^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around `for` iterator expression
[INFO] [stderr]   --> /opt/rustwide/workdir/src/computation.rs:17:15
[INFO] [stderr]    |
[INFO] [stderr] 17 |     for _i in { 0..count } {
[INFO] [stderr]    |               ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around `for` iterator expression
[INFO] [stderr]   --> /opt/rustwide/workdir/src/computation.rs:26:15
[INFO] [stderr]    |
[INFO] [stderr] 26 |     for _i in { 0..count } {
[INFO] [stderr]    |               ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "38603ba6d0ab2cb9f30f28953dacdc5702fc0dc4e9d4891a79f7cc2968b27cea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38603ba6d0ab2cb9f30f28953dacdc5702fc0dc4e9d4891a79f7cc2968b27cea", kill_on_drop: false }`
[INFO] [stdout] 38603ba6d0ab2cb9f30f28953dacdc5702fc0dc4e9d4891a79f7cc2968b27cea