[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 beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaciekTalaska%2Frust_performance_test" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MaciekTalaska/rust_performance_test on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-11/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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-test v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b1266f8aa36934b9a77bee1096bbd5a063a510019480f3ea8e43485df904511
[INFO] running `Command { std: "docker" "start" "-a" "0b1266f8aa36934b9a77bee1096bbd5a063a510019480f3ea8e43485df904511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b1266f8aa36934b9a77bee1096bbd5a063a510019480f3ea8e43485df904511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b1266f8aa36934b9a77bee1096bbd5a063a510019480f3ea8e43485df904511", kill_on_drop: false }`
[INFO] [stdout] 0b1266f8aa36934b9a77bee1096bbd5a063a510019480f3ea8e43485df904511
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3147e83c1802649879a41a6c11b85d7ffab48142cf6b45871fe682b3ba48ee99
[INFO] running `Command { std: "docker" "start" "-a" "3147e83c1802649879a41a6c11b85d7ffab48142cf6b45871fe682b3ba48ee99", 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] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "3147e83c1802649879a41a6c11b85d7ffab48142cf6b45871fe682b3ba48ee99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3147e83c1802649879a41a6c11b85d7ffab48142cf6b45871fe682b3ba48ee99", kill_on_drop: false }`
[INFO] [stdout] 3147e83c1802649879a41a6c11b85d7ffab48142cf6b45871fe682b3ba48ee99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 554b4a0e45cf4af18f73a1185ee8d8b981f50afe659300c7dbd798ccd00480fc
[INFO] running `Command { std: "docker" "start" "-a" "554b4a0e45cf4af18f73a1185ee8d8b981f50afe659300c7dbd798ccd00480fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling bencher v0.1.5
[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] [stderr]    Compiling getopts v0.2.18
[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]    Compiling rustc-test v0.3.0
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[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] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.79s
[INFO] running `Command { std: "docker" "inspect" "554b4a0e45cf4af18f73a1185ee8d8b981f50afe659300c7dbd798ccd00480fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "554b4a0e45cf4af18f73a1185ee8d8b981f50afe659300c7dbd798ccd00480fc", kill_on_drop: false }`
[INFO] [stdout] 554b4a0e45cf4af18f73a1185ee8d8b981f50afe659300c7dbd798ccd00480fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3de14f9fe8bd4c09062800d3ecb498040986ef7fc597c55460ccaf648584617b
[INFO] running `Command { std: "docker" "start" "-a" "3de14f9fe8bd4c09062800d3ecb498040986ef7fc597c55460ccaf648584617b", 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: `rust_performance_test` (lib) generated 3 warnings
[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: `rust_performance_test` (lib test) generated 4 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_performance_test-1871d31623a976f8)
[INFO] [stdout] 
[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 0.01s
[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" "3de14f9fe8bd4c09062800d3ecb498040986ef7fc597c55460ccaf648584617b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3de14f9fe8bd4c09062800d3ecb498040986ef7fc597c55460ccaf648584617b", kill_on_drop: false }`
[INFO] [stdout] 3de14f9fe8bd4c09062800d3ecb498040986ef7fc597c55460ccaf648584617b