[INFO] updating cached repository https://github.com/barrettTom/revision2020
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cdab0086ec6eae662a9c40503f302f391141fbc0
[INFO] checking barrettTom/revision2020 against master#212aa3ea28d91a97d1e1261709c0b6e6790788e6 for pr-69340
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FbarrettTom%2Frevision2020" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/barrettTom/revision2020 on toolchain 212aa3ea28d91a97d1e1261709c0b6e6790788e6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/barrettTom/revision2020
[INFO] finished tweaking git repo https://github.com/barrettTom/revision2020
[INFO] tweaked toml for git repo https://github.com/barrettTom/revision2020 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/barrettTom/revision2020 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "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-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" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "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] 532d8f2d45aa83a0afc9f3e7d76fb0d1156440ddf852d37338658c08e444bde6
[INFO] running `"docker" "start" "-a" "532d8f2d45aa83a0afc9f3e7d76fb0d1156440ddf852d37338658c08e444bde6"`
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]     Checking glfw v0.34.0
[INFO] [stderr]     Checking luminance-glfw v0.12.0
[INFO] [stderr]    Compiling luminance-derive v0.5.2
[INFO] [stderr]     Checking working-title v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.58s
[INFO] running `"docker" "inspect" "532d8f2d45aa83a0afc9f3e7d76fb0d1156440ddf852d37338658c08e444bde6"`
[INFO] running `"docker" "rm" "-f" "532d8f2d45aa83a0afc9f3e7d76fb0d1156440ddf852d37338658c08e444bde6"`
[INFO] [stdout] 532d8f2d45aa83a0afc9f3e7d76fb0d1156440ddf852d37338658c08e444bde6