[INFO] fetching crate hexcat 2.3.4...
[INFO] testing hexcat-2.3.4 against 1.55.0 for beta-1.56-1
[INFO] extracting crate hexcat 2.3.4 into /workspace/builds/worker-98/source
[INFO] validating manifest of crates.io crate hexcat 2.3.4 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 hexcat 2.3.4
[INFO] finished tweaking crates.io crate hexcat 2.3.4
[INFO] tweaked toml for crates.io crate hexcat 2.3.4 written to /workspace/builds/worker-98/source/Cargo.toml
[INFO] crate crates.io crate hexcat 2.3.4 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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] 9acc1902dcc3849802a66f7cc28337542b2f9405275ecc5b6ad85a95694c21b6
[INFO] running `Command { std: "docker" "start" "-a" "9acc1902dcc3849802a66f7cc28337542b2f9405275ecc5b6ad85a95694c21b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9acc1902dcc3849802a66f7cc28337542b2f9405275ecc5b6ad85a95694c21b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9acc1902dcc3849802a66f7cc28337542b2f9405275ecc5b6ad85a95694c21b6", kill_on_drop: false }`
[INFO] [stdout] 9acc1902dcc3849802a66f7cc28337542b2f9405275ecc5b6ad85a95694c21b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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] 8ca1995856b79cd684b5ef7bb349a1c6f0ffec70f293ad7702dba1d8e26884d9
[INFO] running `Command { std: "docker" "start" "-a" "8ca1995856b79cd684b5ef7bb349a1c6f0ffec70f293ad7702dba1d8e26884d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling hexcat v2.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "8ca1995856b79cd684b5ef7bb349a1c6f0ffec70f293ad7702dba1d8e26884d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ca1995856b79cd684b5ef7bb349a1c6f0ffec70f293ad7702dba1d8e26884d9", kill_on_drop: false }`
[INFO] [stdout] 8ca1995856b79cd684b5ef7bb349a1c6f0ffec70f293ad7702dba1d8e26884d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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] 814ab0d8c3801383fba4d2314fbba5d8f961911f7edc04d7a6bb5ff306f0f977
[INFO] running `Command { std: "docker" "start" "-a" "814ab0d8c3801383fba4d2314fbba5d8f961911f7edc04d7a6bb5ff306f0f977", kill_on_drop: false }`
[INFO] [stderr]    Compiling hexcat v2.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "814ab0d8c3801383fba4d2314fbba5d8f961911f7edc04d7a6bb5ff306f0f977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "814ab0d8c3801383fba4d2314fbba5d8f961911f7edc04d7a6bb5ff306f0f977", kill_on_drop: false }`
[INFO] [stdout] 814ab0d8c3801383fba4d2314fbba5d8f961911f7edc04d7a6bb5ff306f0f977
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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] 7682b4a867be0ef8912e77cb766d5abfc6d81be9d213168494e41502925548de
[INFO] running `Command { std: "docker" "start" "-a" "7682b4a867be0ef8912e77cb766d5abfc6d81be9d213168494e41502925548de", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hexcat-8e3fe51379886b73)
[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" "7682b4a867be0ef8912e77cb766d5abfc6d81be9d213168494e41502925548de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7682b4a867be0ef8912e77cb766d5abfc6d81be9d213168494e41502925548de", kill_on_drop: false }`
[INFO] [stdout] 7682b4a867be0ef8912e77cb766d5abfc6d81be9d213168494e41502925548de