[INFO] fetching crate preoomkiller 0.0.5...
[INFO] testing preoomkiller-0.0.5 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate preoomkiller 0.0.5 into /workspace/builds/worker-81/source
[INFO] validating manifest of crates.io crate preoomkiller 0.0.5 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 crates.io crate preoomkiller 0.0.5
[INFO] finished tweaking crates.io crate preoomkiller 0.0.5
[INFO] tweaked toml for crates.io crate preoomkiller 0.0.5 written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] crate crates.io crate preoomkiller 0.0.5 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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] 8f984a81a2bbb89bc50fb3ade1047b8b08e483ba0871eef6f009f443d187771d
[INFO] running `Command { std: "docker" "start" "-a" "8f984a81a2bbb89bc50fb3ade1047b8b08e483ba0871eef6f009f443d187771d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f984a81a2bbb89bc50fb3ade1047b8b08e483ba0871eef6f009f443d187771d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f984a81a2bbb89bc50fb3ade1047b8b08e483ba0871eef6f009f443d187771d", kill_on_drop: false }`
[INFO] [stdout] 8f984a81a2bbb89bc50fb3ade1047b8b08e483ba0871eef6f009f443d187771d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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] 4249f37020179fdb6cfe5480a45736c25cf2edcca21aaa54c1459cd309c42edc
[INFO] running `Command { std: "docker" "start" "-a" "4249f37020179fdb6cfe5480a45736c25cf2edcca21aaa54c1459cd309c42edc", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling libc v0.2.97
[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 9.20s
[INFO] running `Command { std: "docker" "inspect" "4249f37020179fdb6cfe5480a45736c25cf2edcca21aaa54c1459cd309c42edc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4249f37020179fdb6cfe5480a45736c25cf2edcca21aaa54c1459cd309c42edc", kill_on_drop: false }`
[INFO] [stdout] 4249f37020179fdb6cfe5480a45736c25cf2edcca21aaa54c1459cd309c42edc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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] c604fbb15c52670d7431f3f0035859670b2169fdee958ce49974abcd5290c5b2
[INFO] running `Command { std: "docker" "start" "-a" "c604fbb15c52670d7431f3f0035859670b2169fdee958ce49974abcd5290c5b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling preoomkiller v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "c604fbb15c52670d7431f3f0035859670b2169fdee958ce49974abcd5290c5b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c604fbb15c52670d7431f3f0035859670b2169fdee958ce49974abcd5290c5b2", kill_on_drop: false }`
[INFO] [stdout] c604fbb15c52670d7431f3f0035859670b2169fdee958ce49974abcd5290c5b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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] 0500f4a58a3e040ad962e3c8ca950a6c05ebdad67ac7b80db312d6864627d627
[INFO] running `Command { std: "docker" "start" "-a" "0500f4a58a3e040ad962e3c8ca950a6c05ebdad67ac7b80db312d6864627d627", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/preoomkiller-5f6632563555df93)
[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" "0500f4a58a3e040ad962e3c8ca950a6c05ebdad67ac7b80db312d6864627d627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0500f4a58a3e040ad962e3c8ca950a6c05ebdad67ac7b80db312d6864627d627", kill_on_drop: false }`
[INFO] [stdout] 0500f4a58a3e040ad962e3c8ca950a6c05ebdad67ac7b80db312d6864627d627