[INFO] cloning repository https://github.com/valff/rustc-perf-regression
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/valff/rustc-perf-regression" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvalff%2Frustc-perf-regression", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvalff%2Frustc-perf-regression'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd91cfdb52a9d2d2e5eca90820242fe201405cfc
[INFO] testing valff/rustc-perf-regression against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvalff%2Frustc-perf-regression" "/workspace/builds/worker-64/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-64/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/valff/rustc-perf-regression on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/valff/rustc-perf-regression
[INFO] finished tweaking git repo https://github.com/valff/rustc-perf-regression
[INFO] tweaked toml for git repo https://github.com/valff/rustc-perf-regression written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] crate git repo https://github.com/valff/rustc-perf-regression already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13fd5add7a319af54b35688ea258505df64c33604a7952268713f50126d8d35e
[INFO] running `Command { std: "docker" "start" "-a" "13fd5add7a319af54b35688ea258505df64c33604a7952268713f50126d8d35e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13fd5add7a319af54b35688ea258505df64c33604a7952268713f50126d8d35e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13fd5add7a319af54b35688ea258505df64c33604a7952268713f50126d8d35e", kill_on_drop: false }`
[INFO] [stdout] 13fd5add7a319af54b35688ea258505df64c33604a7952268713f50126d8d35e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de5168fe0c1b0795f8f1d8163c3d56b652a0bdb71ffca87690c8e6dbd4f9e016
[INFO] running `Command { std: "docker" "start" "-a" "de5168fe0c1b0795f8f1d8163c3d56b652a0bdb71ffca87690c8e6dbd4f9e016", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustc-perf-regression v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.89s
[INFO] running `Command { std: "docker" "inspect" "de5168fe0c1b0795f8f1d8163c3d56b652a0bdb71ffca87690c8e6dbd4f9e016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de5168fe0c1b0795f8f1d8163c3d56b652a0bdb71ffca87690c8e6dbd4f9e016", kill_on_drop: false }`
[INFO] [stdout] de5168fe0c1b0795f8f1d8163c3d56b652a0bdb71ffca87690c8e6dbd4f9e016
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc4ea6b6c62d556efae6757811e3bc0be1026d8e2217a974897e11916d78ac9f
[INFO] running `Command { std: "docker" "start" "-a" "bc4ea6b6c62d556efae6757811e3bc0be1026d8e2217a974897e11916d78ac9f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustc-perf-regression v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.94s
[INFO] running `Command { std: "docker" "inspect" "bc4ea6b6c62d556efae6757811e3bc0be1026d8e2217a974897e11916d78ac9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc4ea6b6c62d556efae6757811e3bc0be1026d8e2217a974897e11916d78ac9f", kill_on_drop: false }`
[INFO] [stdout] bc4ea6b6c62d556efae6757811e3bc0be1026d8e2217a974897e11916d78ac9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0b3eabdb9e7f781a6f00028413e38441e152ee84378f720e96c96bc72de8bcf5
[INFO] running `Command { std: "docker" "start" "-a" "0b3eabdb9e7f781a6f00028413e38441e152ee84378f720e96c96bc72de8bcf5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustc_perf_regression-648e4a3966c98190)
[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" "0b3eabdb9e7f781a6f00028413e38441e152ee84378f720e96c96bc72de8bcf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b3eabdb9e7f781a6f00028413e38441e152ee84378f720e96c96bc72de8bcf5", kill_on_drop: false }`
[INFO] [stdout] 0b3eabdb9e7f781a6f00028413e38441e152ee84378f720e96c96bc72de8bcf5