[INFO] cloning repository https://github.com/calmofthestorm/build_stamp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/calmofthestorm/build_stamp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcalmofthestorm%2Fbuild_stamp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcalmofthestorm%2Fbuild_stamp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d76742a97f91d690892e077d68a9213903baccf2
[INFO] testing calmofthestorm/build_stamp against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcalmofthestorm%2Fbuild_stamp" "/workspace/builds/worker-88/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-88/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/calmofthestorm/build_stamp 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/calmofthestorm/build_stamp
[INFO] finished tweaking git repo https://github.com/calmofthestorm/build_stamp
[INFO] tweaked toml for git repo https://github.com/calmofthestorm/build_stamp written to /workspace/builds/worker-88/source/Cargo.toml
[INFO] crate git repo https://github.com/calmofthestorm/build_stamp 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] b307df8157f345df6b2778ea6d63e08c9c2a06acdbd51dba99b591755d2c1a97
[INFO] running `Command { std: "docker" "start" "-a" "b307df8157f345df6b2778ea6d63e08c9c2a06acdbd51dba99b591755d2c1a97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b307df8157f345df6b2778ea6d63e08c9c2a06acdbd51dba99b591755d2c1a97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b307df8157f345df6b2778ea6d63e08c9c2a06acdbd51dba99b591755d2c1a97", kill_on_drop: false }`
[INFO] [stdout] b307df8157f345df6b2778ea6d63e08c9c2a06acdbd51dba99b591755d2c1a97
[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] 6d1a80abceb72497a880736212babd955bdb596e98e6a0601ad0236c90d31114
[INFO] running `Command { std: "docker" "start" "-a" "6d1a80abceb72497a880736212babd955bdb596e98e6a0601ad0236c90d31114", kill_on_drop: false }`
[INFO] [stderr]    Compiling build_stamp v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "6d1a80abceb72497a880736212babd955bdb596e98e6a0601ad0236c90d31114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d1a80abceb72497a880736212babd955bdb596e98e6a0601ad0236c90d31114", kill_on_drop: false }`
[INFO] [stdout] 6d1a80abceb72497a880736212babd955bdb596e98e6a0601ad0236c90d31114
[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] 5bbaef676f56fc7a9f7e7707726f3132a93d37d060828e62910f3754b9ebd95c
[INFO] running `Command { std: "docker" "start" "-a" "5bbaef676f56fc7a9f7e7707726f3132a93d37d060828e62910f3754b9ebd95c", kill_on_drop: false }`
[INFO] [stderr]    Compiling build_stamp v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "5bbaef676f56fc7a9f7e7707726f3132a93d37d060828e62910f3754b9ebd95c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bbaef676f56fc7a9f7e7707726f3132a93d37d060828e62910f3754b9ebd95c", kill_on_drop: false }`
[INFO] [stdout] 5bbaef676f56fc7a9f7e7707726f3132a93d37d060828e62910f3754b9ebd95c
[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] 2dbd5b1cec2addf26cc064b6e2e6038a75a2d62692b032b0001bc2fa568a0aab
[INFO] running `Command { std: "docker" "start" "-a" "2dbd5b1cec2addf26cc064b6e2e6038a75a2d62692b032b0001bc2fa568a0aab", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/build_stamp-f965eded3f4cc641)
[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] [stderr]    Doc-tests build_stamp
[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" "2dbd5b1cec2addf26cc064b6e2e6038a75a2d62692b032b0001bc2fa568a0aab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dbd5b1cec2addf26cc064b6e2e6038a75a2d62692b032b0001bc2fa568a0aab", kill_on_drop: false }`
[INFO] [stdout] 2dbd5b1cec2addf26cc064b6e2e6038a75a2d62692b032b0001bc2fa568a0aab