[INFO] crate grex 0.3.2 is already in cache
[INFO] checking grex-0.3.2 against master#0cbcb17d3306d6e22eafc2c05ce885db97d0189c for pr-68766
[INFO] extracting crate grex 0.3.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate grex 0.3.2 on toolchain 0cbcb17d3306d6e22eafc2c05ce885db97d0189c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate grex 0.3.2
[INFO] finished tweaking crates.io crate grex 0.3.2
[INFO] tweaked toml for crates.io crate grex 0.3.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate grex 0.3.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f6b6efb86b7c53b5168521e27d7d70239c47aba07dd5d734918e6a27acef4d94
[INFO] running `"docker" "start" "-a" "f6b6efb86b7c53b5168521e27d7d70239c47aba07dd5d734918e6a27acef4d94"`
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]     Checking linked-list v0.0.3
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking num-complex v0.2.3
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking float-cmp v0.5.3
[INFO] [stderr]    Compiling rstest v0.5.2
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking ndarray v0.13.0
[INFO] [stderr]     Checking predicates v1.0.2
[INFO] [stderr]     Checking proptest v0.9.4
[INFO] [stderr]    Compiling syn-mid v0.4.0
[INFO] [stderr]    Compiling rustversion v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling proc-macro-error v0.4.4
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.3
[INFO] [stderr]    Compiling structopt-derive v0.4.0
[INFO] [stderr]     Checking structopt v0.3.7
[INFO] [stderr]     Checking grex v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde v1.0.102
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking escargot v0.5.0
[INFO] [stderr]     Checking assert_cmd v0.12.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `"docker" "inspect" "f6b6efb86b7c53b5168521e27d7d70239c47aba07dd5d734918e6a27acef4d94"`
[INFO] running `"docker" "rm" "-f" "f6b6efb86b7c53b5168521e27d7d70239c47aba07dd5d734918e6a27acef4d94"`
[INFO] [stdout] f6b6efb86b7c53b5168521e27d7d70239c47aba07dd5d734918e6a27acef4d94