[INFO] fetching crate safe-libc 0.1.4...
[INFO] testing safe-libc-0.1.4 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate safe-libc 0.1.4 into /workspace/builds/worker-52/source
[INFO] validating manifest of crates.io crate safe-libc 0.1.4 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safe-libc 0.1.4
[INFO] finished tweaking crates.io crate safe-libc 0.1.4
[INFO] tweaked toml for crates.io crate safe-libc 0.1.4 written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98e494589d22c16dbbcacf5478b91b08a5d124e640a988a41de183c3aee40a7b
[INFO] running `Command { std: "docker" "start" "-a" "98e494589d22c16dbbcacf5478b91b08a5d124e640a988a41de183c3aee40a7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98e494589d22c16dbbcacf5478b91b08a5d124e640a988a41de183c3aee40a7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98e494589d22c16dbbcacf5478b91b08a5d124e640a988a41de183c3aee40a7b", kill_on_drop: false }`
[INFO] [stdout] 98e494589d22c16dbbcacf5478b91b08a5d124e640a988a41de183c3aee40a7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 675e1f3bf3656b8307ae6d8760245ff9a0d88a25e68ec4e597eff6ec413322c7
[INFO] running `Command { std: "docker" "start" "-a" "675e1f3bf3656b8307ae6d8760245ff9a0d88a25e68ec4e597eff6ec413322c7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling safe-libc v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `Command { std: "docker" "inspect" "675e1f3bf3656b8307ae6d8760245ff9a0d88a25e68ec4e597eff6ec413322c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "675e1f3bf3656b8307ae6d8760245ff9a0d88a25e68ec4e597eff6ec413322c7", kill_on_drop: false }`
[INFO] [stdout] 675e1f3bf3656b8307ae6d8760245ff9a0d88a25e68ec4e597eff6ec413322c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 924f68f55887c6fb9a1cc39ee998195e1f8bade97daf381b6e08b42f448f9879
[INFO] running `Command { std: "docker" "start" "-a" "924f68f55887c6fb9a1cc39ee998195e1f8bade97daf381b6e08b42f448f9879", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling safe-libc v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `Command { std: "docker" "inspect" "924f68f55887c6fb9a1cc39ee998195e1f8bade97daf381b6e08b42f448f9879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "924f68f55887c6fb9a1cc39ee998195e1f8bade97daf381b6e08b42f448f9879", kill_on_drop: false }`
[INFO] [stdout] 924f68f55887c6fb9a1cc39ee998195e1f8bade97daf381b6e08b42f448f9879
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6a0f472f51cf3d5a70caeeaef09751bb91366f0b7d21cc769b4b6354ea5cd60e
[INFO] running `Command { std: "docker" "start" "-a" "6a0f472f51cf3d5a70caeeaef09751bb91366f0b7d21cc769b4b6354ea5cd60e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/safe_libc-48e72caf18eba1e7)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test posix::errno::tests::test_errno ... ok
[INFO] [stdout] test posix::errno::tests::test_zero ... ok
[INFO] [stdout] test posix::string::tests::test_strerror ... ok
[INFO] [stdout] test posix::string::tests::test_strerror_invalid ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests safe-libc
[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" "6a0f472f51cf3d5a70caeeaef09751bb91366f0b7d21cc769b4b6354ea5cd60e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a0f472f51cf3d5a70caeeaef09751bb91366f0b7d21cc769b4b6354ea5cd60e", kill_on_drop: false }`
[INFO] [stdout] 6a0f472f51cf3d5a70caeeaef09751bb91366f0b7d21cc769b4b6354ea5cd60e