[INFO] fetching crate parmesan 0.0.2...
[INFO] testing parmesan-0.0.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate parmesan 0.0.2 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate parmesan 0.0.2 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 parmesan 0.0.2
[INFO] finished tweaking crates.io crate parmesan 0.0.2
[INFO] tweaked toml for crates.io crate parmesan 0.0.2 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate crates.io crate parmesan 0.0.2 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 242fd141d98904e454afff68ede284257d17018ab297dc8fddc6f9a59e88c438
[INFO] running `Command { std: "docker" "start" "-a" "242fd141d98904e454afff68ede284257d17018ab297dc8fddc6f9a59e88c438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "242fd141d98904e454afff68ede284257d17018ab297dc8fddc6f9a59e88c438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "242fd141d98904e454afff68ede284257d17018ab297dc8fddc6f9a59e88c438", kill_on_drop: false }`
[INFO] [stdout] 242fd141d98904e454afff68ede284257d17018ab297dc8fddc6f9a59e88c438
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 39887c9129dd04769b3ce1340624077ee13ca35d89311b9ebcb0ca98d2180682
[INFO] running `Command { std: "docker" "start" "-a" "39887c9129dd04769b3ce1340624077ee13ca35d89311b9ebcb0ca98d2180682", kill_on_drop: false }`
[INFO] [stderr]    Compiling parmesan v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "39887c9129dd04769b3ce1340624077ee13ca35d89311b9ebcb0ca98d2180682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39887c9129dd04769b3ce1340624077ee13ca35d89311b9ebcb0ca98d2180682", kill_on_drop: false }`
[INFO] [stdout] 39887c9129dd04769b3ce1340624077ee13ca35d89311b9ebcb0ca98d2180682
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 10e6a1e5e5e47713cbddd8a2fd2eca67b64db47bdf1423d4d955b8fce433f4ff
[INFO] running `Command { std: "docker" "start" "-a" "10e6a1e5e5e47713cbddd8a2fd2eca67b64db47bdf1423d4d955b8fce433f4ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling parmesan v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "10e6a1e5e5e47713cbddd8a2fd2eca67b64db47bdf1423d4d955b8fce433f4ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10e6a1e5e5e47713cbddd8a2fd2eca67b64db47bdf1423d4d955b8fce433f4ff", kill_on_drop: false }`
[INFO] [stdout] 10e6a1e5e5e47713cbddd8a2fd2eca67b64db47bdf1423d4d955b8fce433f4ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] c2fdf4f4094887ce49524e6e67d61c4112a7099a62ae581be051d60010d42a3f
[INFO] running `Command { std: "docker" "start" "-a" "c2fdf4f4094887ce49524e6e67d61c4112a7099a62ae581be051d60010d42a3f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/parmesan-bfbd7b8d486948de)
[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" "c2fdf4f4094887ce49524e6e67d61c4112a7099a62ae581be051d60010d42a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2fdf4f4094887ce49524e6e67d61c4112a7099a62ae581be051d60010d42a3f", kill_on_drop: false }`
[INFO] [stdout] c2fdf4f4094887ce49524e6e67d61c4112a7099a62ae581be051d60010d42a3f