[INFO] cloning repository https://github.com/danreeves/listenfd-bug-repro
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danreeves/listenfd-bug-repro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanreeves%2Flistenfd-bug-repro"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanreeves%2Flistenfd-bug-repro'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5e2e7310cf698024b2f271277712f4c561145226
[INFO] checking danreeves/listenfd-bug-repro against try#96b3c169cd2d8959926fa240f10342f1659f8ae3 for pr-71896
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanreeves%2Flistenfd-bug-repro" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danreeves/listenfd-bug-repro on toolchain 96b3c169cd2d8959926fa240f10342f1659f8ae3
[INFO] running `"/workspace/cargo-home/bin/cargo" "+96b3c169cd2d8959926fa240f10342f1659f8ae3" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/danreeves/listenfd-bug-repro
[INFO] finished tweaking git repo https://github.com/danreeves/listenfd-bug-repro
[INFO] tweaked toml for git repo https://github.com/danreeves/listenfd-bug-repro written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/danreeves/listenfd-bug-repro already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+96b3c169cd2d8959926fa240f10342f1659f8ae3" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+96b3c169cd2d8959926fa240f10342f1659f8ae3" "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] 51c2d641c9de84b3c93fe6c7195b59248373e1c7fadb7ff912d2d1972c5efd94
[INFO] running `"docker" "start" "-a" "51c2d641c9de84b3c93fe6c7195b59248373e1c7fadb7ff912d2d1972c5efd94"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking listenfd v0.3.3
[INFO] [stderr]     Checking listenfd-bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "51c2d641c9de84b3c93fe6c7195b59248373e1c7fadb7ff912d2d1972c5efd94"`
[INFO] running `"docker" "rm" "-f" "51c2d641c9de84b3c93fe6c7195b59248373e1c7fadb7ff912d2d1972c5efd94"`
[INFO] [stdout] 51c2d641c9de84b3c93fe6c7195b59248373e1c7fadb7ff912d2d1972c5efd94