[INFO] cloning repository https://github.com/hawkeye2013/toolbox-diff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hawkeye2013/toolbox-diff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhawkeye2013%2Ftoolbox-diff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhawkeye2013%2Ftoolbox-diff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 41d71b17c5691fe90aee482951cd20e663e17ab2
[INFO] testing hawkeye2013/toolbox-diff against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhawkeye2013%2Ftoolbox-diff" "/workspace/builds/worker-68/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-68/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hawkeye2013/toolbox-diff 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 git repo https://github.com/hawkeye2013/toolbox-diff
[INFO] finished tweaking git repo https://github.com/hawkeye2013/toolbox-diff
[INFO] tweaked toml for git repo https://github.com/hawkeye2013/toolbox-diff written to /workspace/builds/worker-68/source/Cargo.toml
[INFO] crate git repo https://github.com/hawkeye2013/toolbox-diff 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-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] 9bff6b8a2a750b3c8a2a0b4e36163040a5e8f0138f2b1274fc8d7b6017865500
[INFO] running `Command { std: "docker" "start" "-a" "9bff6b8a2a750b3c8a2a0b4e36163040a5e8f0138f2b1274fc8d7b6017865500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bff6b8a2a750b3c8a2a0b4e36163040a5e8f0138f2b1274fc8d7b6017865500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bff6b8a2a750b3c8a2a0b4e36163040a5e8f0138f2b1274fc8d7b6017865500", kill_on_drop: false }`
[INFO] [stdout] 9bff6b8a2a750b3c8a2a0b4e36163040a5e8f0138f2b1274fc8d7b6017865500
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] ced9f91df9ad91d9291a61af136fb1b997dcf34d9b06f2414c62593c0be11e90
[INFO] running `Command { std: "docker" "start" "-a" "ced9f91df9ad91d9291a61af136fb1b997dcf34d9b06f2414c62593c0be11e90", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling diff-tool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.27s
[INFO] running `Command { std: "docker" "inspect" "ced9f91df9ad91d9291a61af136fb1b997dcf34d9b06f2414c62593c0be11e90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ced9f91df9ad91d9291a61af136fb1b997dcf34d9b06f2414c62593c0be11e90", kill_on_drop: false }`
[INFO] [stdout] ced9f91df9ad91d9291a61af136fb1b997dcf34d9b06f2414c62593c0be11e90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] 6f47741042ac68be258e4c43e3388124b2e0712098e3231ff591a9cb2b6116b0
[INFO] running `Command { std: "docker" "start" "-a" "6f47741042ac68be258e4c43e3388124b2e0712098e3231ff591a9cb2b6116b0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling diff-tool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "6f47741042ac68be258e4c43e3388124b2e0712098e3231ff591a9cb2b6116b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f47741042ac68be258e4c43e3388124b2e0712098e3231ff591a9cb2b6116b0", kill_on_drop: false }`
[INFO] [stdout] 6f47741042ac68be258e4c43e3388124b2e0712098e3231ff591a9cb2b6116b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] cc459bd798e65eb56f0259530f1a08855efc65cbfd893bc53ab457284f0bb470
[INFO] running `Command { std: "docker" "start" "-a" "cc459bd798e65eb56f0259530f1a08855efc65cbfd893bc53ab457284f0bb470", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/diff_tool-ec1f4b8bfc004c2d)
[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" "cc459bd798e65eb56f0259530f1a08855efc65cbfd893bc53ab457284f0bb470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc459bd798e65eb56f0259530f1a08855efc65cbfd893bc53ab457284f0bb470", kill_on_drop: false }`
[INFO] [stdout] cc459bd798e65eb56f0259530f1a08855efc65cbfd893bc53ab457284f0bb470