[INFO] fetching crate unix-cred 0.1.1...
[INFO] testing unix-cred-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate unix-cred 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate unix-cred 0.1.1
[INFO] finished tweaking crates.io crate unix-cred 0.1.1
[INFO] tweaked toml for crates.io crate unix-cred 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unix-cred 0.1.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b020f7c0034b4574f8004836c38ba62d42ab497d95a06d3236f60c486670dbf1
[INFO] running `Command { std: "docker" "start" "-a" "b020f7c0034b4574f8004836c38ba62d42ab497d95a06d3236f60c486670dbf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b020f7c0034b4574f8004836c38ba62d42ab497d95a06d3236f60c486670dbf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b020f7c0034b4574f8004836c38ba62d42ab497d95a06d3236f60c486670dbf1", kill_on_drop: false }`
[INFO] [stdout] b020f7c0034b4574f8004836c38ba62d42ab497d95a06d3236f60c486670dbf1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43f30b8b687ae99a93f087ef4dd48a0fc0f2d002c3dfa92b909244d16a668921
[INFO] running `Command { std: "docker" "start" "-a" "43f30b8b687ae99a93f087ef4dd48a0fc0f2d002c3dfa92b909244d16a668921", kill_on_drop: false }`
[INFO] [stderr]    Compiling unix-cred v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "43f30b8b687ae99a93f087ef4dd48a0fc0f2d002c3dfa92b909244d16a668921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43f30b8b687ae99a93f087ef4dd48a0fc0f2d002c3dfa92b909244d16a668921", kill_on_drop: false }`
[INFO] [stdout] 43f30b8b687ae99a93f087ef4dd48a0fc0f2d002c3dfa92b909244d16a668921
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c28576f9a313696f83f6399c2be69ee76210254b80b3c18ee3dde4d459e80455
[INFO] running `Command { std: "docker" "start" "-a" "c28576f9a313696f83f6399c2be69ee76210254b80b3c18ee3dde4d459e80455", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling unix-cred v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.99s
[INFO] running `Command { std: "docker" "inspect" "c28576f9a313696f83f6399c2be69ee76210254b80b3c18ee3dde4d459e80455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c28576f9a313696f83f6399c2be69ee76210254b80b3c18ee3dde4d459e80455", kill_on_drop: false }`
[INFO] [stdout] c28576f9a313696f83f6399c2be69ee76210254b80b3c18ee3dde4d459e80455
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 49ec4aabc60fafefdfb487f61074e1c6700eaf4981675789496483a06f9a1c3f
[INFO] running `Command { std: "docker" "start" "-a" "49ec4aabc60fafefdfb487f61074e1c6700eaf4981675789496483a06f9a1c3f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/unix_cred-a094908e2c4b3e1c)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stderr] fatal runtime error: IO Safety violation: owned file descriptor already closed, aborting
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/unix_cred-a094908e2c4b3e1c` (signal: 6, SIGABRT: process abort signal)
[INFO] [stdout] test tests::test_get_peer_ids ... ok
[INFO] running `Command { std: "docker" "inspect" "49ec4aabc60fafefdfb487f61074e1c6700eaf4981675789496483a06f9a1c3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49ec4aabc60fafefdfb487f61074e1c6700eaf4981675789496483a06f9a1c3f", kill_on_drop: false }`
[INFO] [stdout] 49ec4aabc60fafefdfb487f61074e1c6700eaf4981675789496483a06f9a1c3f