[INFO] fetching crate hoverbear 0.1.0...
[INFO] testing hoverbear-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate hoverbear 0.1.0 into /workspace/builds/worker-88/source
[INFO] validating manifest of crates.io crate hoverbear 0.1.0 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 hoverbear 0.1.0
[INFO] finished tweaking crates.io crate hoverbear 0.1.0
[INFO] tweaked toml for crates.io crate hoverbear 0.1.0 written to /workspace/builds/worker-88/source/Cargo.toml
[INFO] crate crates.io crate hoverbear 0.1.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] fe5316c0b093f8e96d0caa5c990d06c7b6921e8141aeece0f1e93937ffbba30d
[INFO] running `Command { std: "docker" "start" "-a" "fe5316c0b093f8e96d0caa5c990d06c7b6921e8141aeece0f1e93937ffbba30d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe5316c0b093f8e96d0caa5c990d06c7b6921e8141aeece0f1e93937ffbba30d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe5316c0b093f8e96d0caa5c990d06c7b6921e8141aeece0f1e93937ffbba30d", kill_on_drop: false }`
[INFO] [stdout] fe5316c0b093f8e96d0caa5c990d06c7b6921e8141aeece0f1e93937ffbba30d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] e48d42e7cd80a1976b9ef3e286ebbb93e5e185f03973dfed6561f0bb437ef84d
[INFO] running `Command { std: "docker" "start" "-a" "e48d42e7cd80a1976b9ef3e286ebbb93e5e185f03973dfed6561f0bb437ef84d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hoverbear v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "e48d42e7cd80a1976b9ef3e286ebbb93e5e185f03973dfed6561f0bb437ef84d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e48d42e7cd80a1976b9ef3e286ebbb93e5e185f03973dfed6561f0bb437ef84d", kill_on_drop: false }`
[INFO] [stdout] e48d42e7cd80a1976b9ef3e286ebbb93e5e185f03973dfed6561f0bb437ef84d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] cbb567a6495bd1ba5972924d1e5425a3856af1801f8c088384aa8222f8ac15d4
[INFO] running `Command { std: "docker" "start" "-a" "cbb567a6495bd1ba5972924d1e5425a3856af1801f8c088384aa8222f8ac15d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling hoverbear v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "cbb567a6495bd1ba5972924d1e5425a3856af1801f8c088384aa8222f8ac15d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbb567a6495bd1ba5972924d1e5425a3856af1801f8c088384aa8222f8ac15d4", kill_on_drop: false }`
[INFO] [stdout] cbb567a6495bd1ba5972924d1e5425a3856af1801f8c088384aa8222f8ac15d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 65821014c203a8f469c39ce2dd05377403f8e70199cd94cebcfc2381a0348eb6
[INFO] running `Command { std: "docker" "start" "-a" "65821014c203a8f469c39ce2dd05377403f8e70199cd94cebcfc2381a0348eb6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hoverbear-d4a0cfd1b0ef54d9)
[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" "65821014c203a8f469c39ce2dd05377403f8e70199cd94cebcfc2381a0348eb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65821014c203a8f469c39ce2dd05377403f8e70199cd94cebcfc2381a0348eb6", kill_on_drop: false }`
[INFO] [stdout] 65821014c203a8f469c39ce2dd05377403f8e70199cd94cebcfc2381a0348eb6