[INFO] cloning repository https://github.com/grosser/preoomkiller
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grosser/preoomkiller" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrosser%2Fpreoomkiller", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrosser%2Fpreoomkiller'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a135172a1f61d80917ca351303b7bb8b1cf2b058
[INFO] testing grosser/preoomkiller against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrosser%2Fpreoomkiller" "/workspace/builds/worker-108/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-108/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/grosser/preoomkiller 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/grosser/preoomkiller
[INFO] finished tweaking git repo https://github.com/grosser/preoomkiller
[INFO] tweaked toml for git repo https://github.com/grosser/preoomkiller written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] crate git repo https://github.com/grosser/preoomkiller 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 0a89897bb618c59c2fd2ee80c122a0e2f27a2ee573ed3088a10478e931b57d3d
[INFO] running `Command { std: "docker" "start" "-a" "0a89897bb618c59c2fd2ee80c122a0e2f27a2ee573ed3088a10478e931b57d3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a89897bb618c59c2fd2ee80c122a0e2f27a2ee573ed3088a10478e931b57d3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a89897bb618c59c2fd2ee80c122a0e2f27a2ee573ed3088a10478e931b57d3d", kill_on_drop: false }`
[INFO] [stdout] 0a89897bb618c59c2fd2ee80c122a0e2f27a2ee573ed3088a10478e931b57d3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] bd1ab2efe8852abcb3f918396b9e7ff3533375042802d381fab61ed0599f3b72
[INFO] running `Command { std: "docker" "start" "-a" "bd1ab2efe8852abcb3f918396b9e7ff3533375042802d381fab61ed0599f3b72", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling preoomkiller v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.84s
[INFO] running `Command { std: "docker" "inspect" "bd1ab2efe8852abcb3f918396b9e7ff3533375042802d381fab61ed0599f3b72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd1ab2efe8852abcb3f918396b9e7ff3533375042802d381fab61ed0599f3b72", kill_on_drop: false }`
[INFO] [stdout] bd1ab2efe8852abcb3f918396b9e7ff3533375042802d381fab61ed0599f3b72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] faae4f5801d977832f14f8e6dae7cc92616383b6ff623eca7d6376d1c1db5f29
[INFO] running `Command { std: "docker" "start" "-a" "faae4f5801d977832f14f8e6dae7cc92616383b6ff623eca7d6376d1c1db5f29", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling preoomkiller v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.46s
[INFO] running `Command { std: "docker" "inspect" "faae4f5801d977832f14f8e6dae7cc92616383b6ff623eca7d6376d1c1db5f29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faae4f5801d977832f14f8e6dae7cc92616383b6ff623eca7d6376d1c1db5f29", kill_on_drop: false }`
[INFO] [stdout] faae4f5801d977832f14f8e6dae7cc92616383b6ff623eca7d6376d1c1db5f29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] c548a1db9bbe795d8611e700b8ccec42cdadaad1bed3a6c28c06576fa952d815
[INFO] running `Command { std: "docker" "start" "-a" "c548a1db9bbe795d8611e700b8ccec42cdadaad1bed3a6c28c06576fa952d815", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/preoomkiller-29ce0d447fc1920e)
[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" "c548a1db9bbe795d8611e700b8ccec42cdadaad1bed3a6c28c06576fa952d815", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c548a1db9bbe795d8611e700b8ccec42cdadaad1bed3a6c28c06576fa952d815", kill_on_drop: false }`
[INFO] [stdout] c548a1db9bbe795d8611e700b8ccec42cdadaad1bed3a6c28c06576fa952d815