[INFO] fetching crate shutdown_hooks 0.1.0...
[INFO] testing shutdown_hooks-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate shutdown_hooks 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate shutdown_hooks 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shutdown_hooks 0.1.0
[INFO] finished tweaking crates.io crate shutdown_hooks 0.1.0
[INFO] tweaked toml for crates.io crate shutdown_hooks 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34ba46a6e7a7c0e528d28cbf7ad7a9115150c9cfd99a492b1e026b1f61ad21d5
[INFO] running `Command { std: "docker" "start" "-a" "34ba46a6e7a7c0e528d28cbf7ad7a9115150c9cfd99a492b1e026b1f61ad21d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34ba46a6e7a7c0e528d28cbf7ad7a9115150c9cfd99a492b1e026b1f61ad21d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34ba46a6e7a7c0e528d28cbf7ad7a9115150c9cfd99a492b1e026b1f61ad21d5", kill_on_drop: false }`
[INFO] [stdout] 34ba46a6e7a7c0e528d28cbf7ad7a9115150c9cfd99a492b1e026b1f61ad21d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6da2d936b75b0431c69a93fa76578674901d3df97653edd7d7ac6f827eac05e9
[INFO] running `Command { std: "docker" "start" "-a" "6da2d936b75b0431c69a93fa76578674901d3df97653edd7d7ac6f827eac05e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling shutdown_hooks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "6da2d936b75b0431c69a93fa76578674901d3df97653edd7d7ac6f827eac05e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6da2d936b75b0431c69a93fa76578674901d3df97653edd7d7ac6f827eac05e9", kill_on_drop: false }`
[INFO] [stdout] 6da2d936b75b0431c69a93fa76578674901d3df97653edd7d7ac6f827eac05e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5da2ad749df1ea3fe0594b96a3189a85d1e03c3097ca3a2994851144db523f0c
[INFO] running `Command { std: "docker" "start" "-a" "5da2ad749df1ea3fe0594b96a3189a85d1e03c3097ca3a2994851144db523f0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling shutdown_hooks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/shutdown_hooks-cf49d18298e168fc)
[INFO] running `Command { std: "docker" "inspect" "5da2ad749df1ea3fe0594b96a3189a85d1e03c3097ca3a2994851144db523f0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5da2ad749df1ea3fe0594b96a3189a85d1e03c3097ca3a2994851144db523f0c", kill_on_drop: false }`
[INFO] [stdout] 5da2ad749df1ea3fe0594b96a3189a85d1e03c3097ca3a2994851144db523f0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3b4c8fc15c76d0d1523d49ed8c4ae184f13a38854d38785796bab5b19284a6a9
[INFO] running `Command { std: "docker" "start" "-a" "3b4c8fc15c76d0d1523d49ed8c4ae184f13a38854d38785796bab5b19284a6a9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shutdown_hooks-cf49d18298e168fc)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_add_shutdown_hook_should_work ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shutdown_hooks
[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" "3b4c8fc15c76d0d1523d49ed8c4ae184f13a38854d38785796bab5b19284a6a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b4c8fc15c76d0d1523d49ed8c4ae184f13a38854d38785796bab5b19284a6a9", kill_on_drop: false }`
[INFO] [stdout] 3b4c8fc15c76d0d1523d49ed8c4ae184f13a38854d38785796bab5b19284a6a9