[INFO] crate yaml-rust 0.4.3 is already in cache
[INFO] checking yaml-rust-0.4.3 against nightly-2019-10-27 for pr-65897
[INFO] extracting crate yaml-rust 0.4.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate yaml-rust 0.4.3 on toolchain nightly-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate yaml-rust 0.4.3
[INFO] finished tweaking crates.io crate yaml-rust 0.4.3
[INFO] tweaked toml for crates.io crate yaml-rust 0.4.3 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=allow" "-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" "+nightly-2019-10-27" "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] cfaa07ee0160dd9ecf0d5208d6b33b27547173665542f2a6caa666d2400c4b23
[INFO] running `"docker" "start" "-a" "cfaa07ee0160dd9ecf0d5208d6b33b27547173665542f2a6caa666d2400c4b23"`
[INFO] [stderr]     Checking yaml-rust v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.75s
[INFO] running `"docker" "inspect" "cfaa07ee0160dd9ecf0d5208d6b33b27547173665542f2a6caa666d2400c4b23"`
[INFO] running `"docker" "rm" "-f" "cfaa07ee0160dd9ecf0d5208d6b33b27547173665542f2a6caa666d2400c4b23"`
[INFO] [stdout] cfaa07ee0160dd9ecf0d5208d6b33b27547173665542f2a6caa666d2400c4b23