[INFO] cloning repository https://github.com/danreeves/listenfd-bug-repro
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanreeves%2Flistenfd-bug-repro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e2e7310cf698024b2f271277712f4c561145226
[INFO] testing danreeves/listenfd-bug-repro against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanreeves%2Flistenfd-bug-repro" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danreeves/listenfd-bug-repro on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-7/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c7c7caf31598bfba04d0e7ce047fd3c168dcc24738c0d553254ed9239370241a
[INFO] running `Command { std: "docker" "start" "-a" "c7c7caf31598bfba04d0e7ce047fd3c168dcc24738c0d553254ed9239370241a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7c7caf31598bfba04d0e7ce047fd3c168dcc24738c0d553254ed9239370241a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7c7caf31598bfba04d0e7ce047fd3c168dcc24738c0d553254ed9239370241a", kill_on_drop: false }`
[INFO] [stdout] c7c7caf31598bfba04d0e7ce047fd3c168dcc24738c0d553254ed9239370241a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c8b6e183fd9bebd2bdb8667d5ed52919e06ba73e2edef9869b79a594db4945e5
[INFO] running `Command { std: "docker" "start" "-a" "c8b6e183fd9bebd2bdb8667d5ed52919e06ba73e2edef9869b79a594db4945e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling listenfd v0.3.3
[INFO] [stderr]    Compiling listenfd-bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.17s
[INFO] running `Command { std: "docker" "inspect" "c8b6e183fd9bebd2bdb8667d5ed52919e06ba73e2edef9869b79a594db4945e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8b6e183fd9bebd2bdb8667d5ed52919e06ba73e2edef9869b79a594db4945e5", kill_on_drop: false }`
[INFO] [stdout] c8b6e183fd9bebd2bdb8667d5ed52919e06ba73e2edef9869b79a594db4945e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 604dc0469dfee51523013dab484773520bfaf926fa328ba27251780e8f417aca
[INFO] running `Command { std: "docker" "start" "-a" "604dc0469dfee51523013dab484773520bfaf926fa328ba27251780e8f417aca", kill_on_drop: false }`
[INFO] [stderr]    Compiling listenfd-bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "604dc0469dfee51523013dab484773520bfaf926fa328ba27251780e8f417aca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "604dc0469dfee51523013dab484773520bfaf926fa328ba27251780e8f417aca", kill_on_drop: false }`
[INFO] [stdout] 604dc0469dfee51523013dab484773520bfaf926fa328ba27251780e8f417aca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a85580ae6724211202a449c5fc247c3270f2534cd0ce2904aa6577dbf6a09d5b
[INFO] running `Command { std: "docker" "start" "-a" "a85580ae6724211202a449c5fc247c3270f2534cd0ce2904aa6577dbf6a09d5b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/listenfd_bug-f36451e49177d051)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a85580ae6724211202a449c5fc247c3270f2534cd0ce2904aa6577dbf6a09d5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a85580ae6724211202a449c5fc247c3270f2534cd0ce2904aa6577dbf6a09d5b", kill_on_drop: false }`
[INFO] [stdout] a85580ae6724211202a449c5fc247c3270f2534cd0ce2904aa6577dbf6a09d5b