[INFO] crate libevent-sys 0.2.1 is already in cache
[INFO] checking libevent-sys-0.2.1 against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] extracting crate libevent-sys 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate libevent-sys 0.2.1 on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate libevent-sys 0.2.1
[INFO] finished tweaking crates.io crate libevent-sys 0.2.1
[INFO] tweaked toml for crates.io crate libevent-sys 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "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] ab2720e1e5ec22d70b7497e67de166e558d0a18a24a732c454bbe5132edbbe4b
[INFO] running `"docker" "start" "-a" "ab2720e1e5ec22d70b7497e67de166e558d0a18a24a732c454bbe5132edbbe4b"`
[INFO] [stderr]    Compiling bindgen v0.45.0
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling libevent-sys v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.47s
[INFO] running `"docker" "inspect" "ab2720e1e5ec22d70b7497e67de166e558d0a18a24a732c454bbe5132edbbe4b"`
[INFO] running `"docker" "rm" "-f" "ab2720e1e5ec22d70b7497e67de166e558d0a18a24a732c454bbe5132edbbe4b"`
[INFO] [stdout] ab2720e1e5ec22d70b7497e67de166e558d0a18a24a732c454bbe5132edbbe4b