[INFO] fetching crate mio-signals 0.1.5...
[INFO] testing mio-signals-0.1.5 against 1.55.0 for beta-1.56-1
[INFO] extracting crate mio-signals 0.1.5 into /workspace/builds/worker-78/source
[INFO] validating manifest of crates.io crate mio-signals 0.1.5 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mio-signals 0.1.5
[INFO] finished tweaking crates.io crate mio-signals 0.1.5
[INFO] tweaked toml for crates.io crate mio-signals 0.1.5 written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] crate crates.io crate mio-signals 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bacf7badbcfe2bb0b0f515b96b8f3160373be2d0c6baf425c97f32bed94e6a04
[INFO] running `Command { std: "docker" "start" "-a" "bacf7badbcfe2bb0b0f515b96b8f3160373be2d0c6baf425c97f32bed94e6a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bacf7badbcfe2bb0b0f515b96b8f3160373be2d0c6baf425c97f32bed94e6a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bacf7badbcfe2bb0b0f515b96b8f3160373be2d0c6baf425c97f32bed94e6a04", kill_on_drop: false }`
[INFO] [stdout] bacf7badbcfe2bb0b0f515b96b8f3160373be2d0c6baf425c97f32bed94e6a04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87bb0634fe8b7f3e8493ef3c97d4a49e42131c8801b0f383f272390cba209b31
[INFO] running `Command { std: "docker" "start" "-a" "87bb0634fe8b7f3e8493ef3c97d4a49e42131c8801b0f383f272390cba209b31", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling mio v0.7.6
[INFO] [stderr]    Compiling mio-signals v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "87bb0634fe8b7f3e8493ef3c97d4a49e42131c8801b0f383f272390cba209b31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87bb0634fe8b7f3e8493ef3c97d4a49e42131c8801b0f383f272390cba209b31", kill_on_drop: false }`
[INFO] [stdout] 87bb0634fe8b7f3e8493ef3c97d4a49e42131c8801b0f383f272390cba209b31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6fbab7f0d0d63b13d94440a42b539fd50be72a03d7123cc46520871735bb59da
[INFO] running `Command { std: "docker" "start" "-a" "6fbab7f0d0d63b13d94440a42b539fd50be72a03d7123cc46520871735bb59da", kill_on_drop: false }`
[INFO] [stderr]    Compiling mio-signals v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "6fbab7f0d0d63b13d94440a42b539fd50be72a03d7123cc46520871735bb59da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fbab7f0d0d63b13d94440a42b539fd50be72a03d7123cc46520871735bb59da", kill_on_drop: false }`
[INFO] [stdout] 6fbab7f0d0d63b13d94440a42b539fd50be72a03d7123cc46520871735bb59da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d4bd4daa74b4f100ed63dbf60de2b8b0e5937650fecbe7ceba61a49053fc5ccb
[INFO] running `Command { std: "docker" "start" "-a" "d4bd4daa74b4f100ed63dbf60de2b8b0e5937650fecbe7ceba61a49053fc5ccb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mio_signals-61a26f2beef3e77e)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mio-signals
[INFO] [stdout] running 3 tests
[INFO] [stdout] test sys::test_from_raw_signal ... ok
[INFO] [stdout] test sys::raw_signal_round_trip ... ok
[INFO] [stdout] test sys::test_raw_signal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - SignalSet::contains (line 222) ... ok
[INFO] [stdout] test src/lib.rs - Signals (line 89) ... ok
[INFO] [stdout] test src/lib.rs - SignalSet (line 181) ... ok
[INFO] [stdout] test src/lib.rs - send_signal (line 406) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.80s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d4bd4daa74b4f100ed63dbf60de2b8b0e5937650fecbe7ceba61a49053fc5ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4bd4daa74b4f100ed63dbf60de2b8b0e5937650fecbe7ceba61a49053fc5ccb", kill_on_drop: false }`
[INFO] [stdout] d4bd4daa74b4f100ed63dbf60de2b8b0e5937650fecbe7ceba61a49053fc5ccb