[INFO] fetching crate epoll 4.3.1...
[INFO] testing epoll-4.3.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate epoll 4.3.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate epoll 4.3.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate epoll 4.3.1
[INFO] finished tweaking crates.io crate epoll 4.3.1
[INFO] tweaked toml for crates.io crate epoll 4.3.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7e9b401ba4617e603b2f3938d8f9fafbbf5cfa21e2be3cec0b7173ba95ba2d2
[INFO] running `Command { std: "docker" "start" "-a" "d7e9b401ba4617e603b2f3938d8f9fafbbf5cfa21e2be3cec0b7173ba95ba2d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7e9b401ba4617e603b2f3938d8f9fafbbf5cfa21e2be3cec0b7173ba95ba2d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7e9b401ba4617e603b2f3938d8f9fafbbf5cfa21e2be3cec0b7173ba95ba2d2", kill_on_drop: false }`
[INFO] [stdout] d7e9b401ba4617e603b2f3938d8f9fafbbf5cfa21e2be3cec0b7173ba95ba2d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81eed698d3594c3d68c5245622059a52bc4e3c300f2921fa6ff4cfda36add895
[INFO] running `Command { std: "docker" "start" "-a" "81eed698d3594c3d68c5245622059a52bc4e3c300f2921fa6ff4cfda36add895", kill_on_drop: false }`
[INFO] [stderr]    Compiling epoll v4.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "81eed698d3594c3d68c5245622059a52bc4e3c300f2921fa6ff4cfda36add895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81eed698d3594c3d68c5245622059a52bc4e3c300f2921fa6ff4cfda36add895", kill_on_drop: false }`
[INFO] [stdout] 81eed698d3594c3d68c5245622059a52bc4e3c300f2921fa6ff4cfda36add895
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d0ffc80006fb20359d3a9ec06e451b196e90a2976fe5c45e1e825786400238b
[INFO] running `Command { std: "docker" "start" "-a" "2d0ffc80006fb20359d3a9ec06e451b196e90a2976fe5c45e1e825786400238b", kill_on_drop: false }`
[INFO] [stderr]    Compiling epoll v4.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "2d0ffc80006fb20359d3a9ec06e451b196e90a2976fe5c45e1e825786400238b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d0ffc80006fb20359d3a9ec06e451b196e90a2976fe5c45e1e825786400238b", kill_on_drop: false }`
[INFO] [stdout] 2d0ffc80006fb20359d3a9ec06e451b196e90a2976fe5c45e1e825786400238b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0f482fb65ccd7180af09b1d41ed08a0fba189538354cf8c96bf0062d3bb42bbb
[INFO] running `Command { std: "docker" "start" "-a" "0f482fb65ccd7180af09b1d41ed08a0fba189538354cf8c96bf0062d3bb42bbb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/epoll-e516fc1e04877d25)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests epoll
[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] [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" "0f482fb65ccd7180af09b1d41ed08a0fba189538354cf8c96bf0062d3bb42bbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f482fb65ccd7180af09b1d41ed08a0fba189538354cf8c96bf0062d3bb42bbb", kill_on_drop: false }`
[INFO] [stdout] 0f482fb65ccd7180af09b1d41ed08a0fba189538354cf8c96bf0062d3bb42bbb