[INFO] fetching crate shutdown 0.2.0...
[INFO] testing shutdown-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate shutdown 0.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate shutdown 0.2.0 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 shutdown 0.2.0
[INFO] finished tweaking crates.io crate shutdown 0.2.0
[INFO] tweaked toml for crates.io crate shutdown 0.2.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 54ac179c41b36d06fdd00068271eeff449925bc009ca6be397a9ee3d24646f63
[INFO] running `Command { std: "docker" "start" "-a" "54ac179c41b36d06fdd00068271eeff449925bc009ca6be397a9ee3d24646f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54ac179c41b36d06fdd00068271eeff449925bc009ca6be397a9ee3d24646f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54ac179c41b36d06fdd00068271eeff449925bc009ca6be397a9ee3d24646f63", kill_on_drop: false }`
[INFO] [stdout] 54ac179c41b36d06fdd00068271eeff449925bc009ca6be397a9ee3d24646f63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] cd7a0c5830876f57c84ad979d2e4330abc28a668f2e903e8199f6849ca921321
[INFO] running `Command { std: "docker" "start" "-a" "cd7a0c5830876f57c84ad979d2e4330abc28a668f2e903e8199f6849ca921321", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling signal-hook v0.2.3
[INFO] [stderr]    Compiling shutdown v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.14s
[INFO] running `Command { std: "docker" "inspect" "cd7a0c5830876f57c84ad979d2e4330abc28a668f2e903e8199f6849ca921321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd7a0c5830876f57c84ad979d2e4330abc28a668f2e903e8199f6849ca921321", kill_on_drop: false }`
[INFO] [stdout] cd7a0c5830876f57c84ad979d2e4330abc28a668f2e903e8199f6849ca921321
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 2d9ea0eabae5669cc7890339e278f3f798504c3a194b124aba7648ae24f1d42f
[INFO] running `Command { std: "docker" "start" "-a" "2d9ea0eabae5669cc7890339e278f3f798504c3a194b124aba7648ae24f1d42f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling shutdown v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.78s
[INFO] running `Command { std: "docker" "inspect" "2d9ea0eabae5669cc7890339e278f3f798504c3a194b124aba7648ae24f1d42f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d9ea0eabae5669cc7890339e278f3f798504c3a194b124aba7648ae24f1d42f", kill_on_drop: false }`
[INFO] [stdout] 2d9ea0eabae5669cc7890339e278f3f798504c3a194b124aba7648ae24f1d42f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 58e565be731bce26fed05e3411a49ae5d8dbbed888fe1c25eea8cca05a609e85
[INFO] running `Command { std: "docker" "start" "-a" "58e565be731bce26fed05e3411a49ae5d8dbbed888fe1c25eea8cca05a609e85", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/shutdown-7a73238ba7cc126f)
[INFO] [stdout] test tests::shutdown_now ... ok
[INFO] [stdout] test tests::shutdown_sigint ... ok
[INFO] [stdout] test tests::not_notified ... ok
[INFO] [stderr]    Doc-tests shutdown
[INFO] [stdout] test tests::shutdown_branch ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Shutdown::branch (line 90) - compile ... ok
[INFO] [stdout] test src/lib.rs - Shutdown::shutdown_now (line 191) - compile ... ok
[INFO] [stdout] test src/lib.rs - Shutdown::subscribe (line 139) - compile ... ok
[INFO] [stdout] test src/lib.rs - Shutdown::new (line 45) - compile ... ok
[INFO] [stdout] test src/lib.rs - Shutdown::is_shutdown (line 173) - compile ... ok
[INFO] [stdout] test src/lib.rs - Shutdown::recv (line 215) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "58e565be731bce26fed05e3411a49ae5d8dbbed888fe1c25eea8cca05a609e85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58e565be731bce26fed05e3411a49ae5d8dbbed888fe1c25eea8cca05a609e85", kill_on_drop: false }`
[INFO] [stdout] 58e565be731bce26fed05e3411a49ae5d8dbbed888fe1c25eea8cca05a609e85