[INFO] fetching crate grep 0.2.8...
[INFO] checking grep-0.2.8 against 1.55.0 for beta-1.56-3
[INFO] extracting crate grep 0.2.8 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate grep 0.2.8 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 crates.io crate grep 0.2.8
[INFO] finished tweaking crates.io crate grep 0.2.8
[INFO] tweaked toml for crates.io crate grep 0.2.8 written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate crates.io crate grep 0.2.8 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded grep-cli v0.1.6
[INFO] [stderr]   Downloaded grep-printer v0.1.6
[INFO] [stderr]   Downloaded jobserver v0.1.22
[INFO] [stderr]   Downloaded globset v0.4.7
[INFO] [stderr]   Downloaded grep-pcre2 v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 8fac9b3483d1ff8d5a918fb643416a71f1e196c7c96e1fd660c469c562106030
[INFO] running `Command { std: "docker" "start" "-a" "8fac9b3483d1ff8d5a918fb643416a71f1e196c7c96e1fd660c469c562106030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fac9b3483d1ff8d5a918fb643416a71f1e196c7c96e1fd660c469c562106030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fac9b3483d1ff8d5a918fb643416a71f1e196c7c96e1fd660c469c562106030", kill_on_drop: false }`
[INFO] [stdout] 8fac9b3483d1ff8d5a918fb643416a71f1e196c7c96e1fd660c469c562106030
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf80c08573a70190206a5986233e755600b3690959e1c0049eb28d67b5691d67
[INFO] running `Command { std: "docker" "start" "-a" "cf80c08573a70190206a5986233e755600b3690959e1c0049eb28d67b5691d67", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking bytecount v0.6.2
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking grep-matcher v0.1.5
[INFO] [stderr]     Checking memmap2 v0.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking encoding_rs_io v0.1.7
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking grep-searcher v0.1.8
[INFO] [stderr]     Checking globset v0.4.7
[INFO] [stderr]     Checking grep-regex v0.1.9
[INFO] [stderr]     Checking grep-cli v0.1.6
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking grep-printer v0.1.6
[INFO] [stderr]     Checking grep v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.34s
[INFO] running `Command { std: "docker" "inspect" "cf80c08573a70190206a5986233e755600b3690959e1c0049eb28d67b5691d67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf80c08573a70190206a5986233e755600b3690959e1c0049eb28d67b5691d67", kill_on_drop: false }`
[INFO] [stdout] cf80c08573a70190206a5986233e755600b3690959e1c0049eb28d67b5691d67
