[INFO] crate dockerfile-parser 0.2.2 is already in cache
[INFO] checking dockerfile-parser-0.2.2 against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] extracting crate dockerfile-parser 0.2.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate dockerfile-parser 0.2.2 on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate dockerfile-parser 0.2.2
[INFO] finished tweaking crates.io crate dockerfile-parser 0.2.2
[INFO] tweaked toml for crates.io crate dockerfile-parser 0.2.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate dockerfile-parser 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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] 57199b5df58e123c87720241bf72ccf68f255f17bd663cc34a3d9f1ce09c3fff
[INFO] running `"docker" "start" "-a" "57199b5df58e123c87720241bf72ccf68f255f17bd663cc34a3d9f1ce09c3fff"`
[INFO] [stderr]     Checking enquote v1.0.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling snafu-derive v0.6.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking snafu v0.6.3
[INFO] [stderr]     Checking dockerfile-parser v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.73s
[INFO] running `"docker" "inspect" "57199b5df58e123c87720241bf72ccf68f255f17bd663cc34a3d9f1ce09c3fff"`
[INFO] running `"docker" "rm" "-f" "57199b5df58e123c87720241bf72ccf68f255f17bd663cc34a3d9f1ce09c3fff"`
[INFO] [stdout] 57199b5df58e123c87720241bf72ccf68f255f17bd663cc34a3d9f1ce09c3fff