[INFO] fetching crate libperl-config 0.2.0...
[INFO] testing libperl-config-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate libperl-config 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate libperl-config 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 libperl-config 0.2.0
[INFO] finished tweaking crates.io crate libperl-config 0.2.0
[INFO] tweaked toml for crates.io crate libperl-config 0.2.0 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] d9cb34f22abfa8137ac2716c99732161eb4d3d26dff801ac458ac044046cb658
[INFO] running `Command { std: "docker" "start" "-a" "d9cb34f22abfa8137ac2716c99732161eb4d3d26dff801ac458ac044046cb658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9cb34f22abfa8137ac2716c99732161eb4d3d26dff801ac458ac044046cb658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9cb34f22abfa8137ac2716c99732161eb4d3d26dff801ac458ac044046cb658", kill_on_drop: false }`
[INFO] [stdout] d9cb34f22abfa8137ac2716c99732161eb4d3d26dff801ac458ac044046cb658
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] f450e2fefddb0ab14c229aaccd84b5292fc62fd9f7975ab4cd6255c609295638
[INFO] running `Command { std: "docker" "start" "-a" "f450e2fefddb0ab14c229aaccd84b5292fc62fd9f7975ab4cd6255c609295638", kill_on_drop: false }`
[INFO] [stderr]    Compiling libperl-config v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "f450e2fefddb0ab14c229aaccd84b5292fc62fd9f7975ab4cd6255c609295638", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f450e2fefddb0ab14c229aaccd84b5292fc62fd9f7975ab4cd6255c609295638", kill_on_drop: false }`
[INFO] [stdout] f450e2fefddb0ab14c229aaccd84b5292fc62fd9f7975ab4cd6255c609295638
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 8630a1d663cfd7fa0ffd54bd2b0657e614855cb970dacbdaa0683ed613b10c23
[INFO] running `Command { std: "docker" "start" "-a" "8630a1d663cfd7fa0ffd54bd2b0657e614855cb970dacbdaa0683ed613b10c23", kill_on_drop: false }`
[INFO] [stderr]    Compiling libperl-config v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "8630a1d663cfd7fa0ffd54bd2b0657e614855cb970dacbdaa0683ed613b10c23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8630a1d663cfd7fa0ffd54bd2b0657e614855cb970dacbdaa0683ed613b10c23", kill_on_drop: false }`
[INFO] [stdout] 8630a1d663cfd7fa0ffd54bd2b0657e614855cb970dacbdaa0683ed613b10c23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] be3353316e5d513ae0739dfc1f7e31dbfe3efe32db7918365a5d86e195792061
[INFO] running `Command { std: "docker" "start" "-a" "be3353316e5d513ae0739dfc1f7e31dbfe3efe32db7918365a5d86e195792061", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/libperl_config-f58c2ccb05791ff3)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::can_read_config ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libperl-config
[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" "be3353316e5d513ae0739dfc1f7e31dbfe3efe32db7918365a5d86e195792061", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be3353316e5d513ae0739dfc1f7e31dbfe3efe32db7918365a5d86e195792061", kill_on_drop: false }`
[INFO] [stdout] be3353316e5d513ae0739dfc1f7e31dbfe3efe32db7918365a5d86e195792061