[INFO] cloning repository https://github.com/dandelion-blanc/practice04_complex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dandelion-blanc/practice04_complex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdandelion-blanc%2Fpractice04_complex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdandelion-blanc%2Fpractice04_complex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8135c68426c1d85e89a9a3da3c31313dd31ac957
[INFO] testing dandelion-blanc/practice04_complex against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdandelion-blanc%2Fpractice04_complex" "/workspace/builds/worker-45/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-45/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dandelion-blanc/practice04_complex on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dandelion-blanc/practice04_complex
[INFO] finished tweaking git repo https://github.com/dandelion-blanc/practice04_complex
[INFO] tweaked toml for git repo https://github.com/dandelion-blanc/practice04_complex written to /workspace/builds/worker-45/source/Cargo.toml
[INFO] crate git repo https://github.com/dandelion-blanc/practice04_complex already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33e6f63c5ac3873e340d0c35432ff1c2450e5d12ed3beca497dcc17e6c4e5c68
[INFO] running `Command { std: "docker" "start" "-a" "33e6f63c5ac3873e340d0c35432ff1c2450e5d12ed3beca497dcc17e6c4e5c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33e6f63c5ac3873e340d0c35432ff1c2450e5d12ed3beca497dcc17e6c4e5c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33e6f63c5ac3873e340d0c35432ff1c2450e5d12ed3beca497dcc17e6c4e5c68", kill_on_drop: false }`
[INFO] [stdout] 33e6f63c5ac3873e340d0c35432ff1c2450e5d12ed3beca497dcc17e6c4e5c68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e0c3fdb95e51f46bff60ac7869b99b924eb9148df58ef227a6e8269172c3f58
[INFO] running `Command { std: "docker" "start" "-a" "8e0c3fdb95e51f46bff60ac7869b99b924eb9148df58ef227a6e8269172c3f58", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-complex v0.3.0
[INFO] [stderr]    Compiling practice04_complex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "8e0c3fdb95e51f46bff60ac7869b99b924eb9148df58ef227a6e8269172c3f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e0c3fdb95e51f46bff60ac7869b99b924eb9148df58ef227a6e8269172c3f58", kill_on_drop: false }`
[INFO] [stdout] 8e0c3fdb95e51f46bff60ac7869b99b924eb9148df58ef227a6e8269172c3f58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b775c80c3407ba77a07b45dd08c8bcb143c29e3680890c68236b97fc812916bd
[INFO] running `Command { std: "docker" "start" "-a" "b775c80c3407ba77a07b45dd08c8bcb143c29e3680890c68236b97fc812916bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling practice04_complex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "b775c80c3407ba77a07b45dd08c8bcb143c29e3680890c68236b97fc812916bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b775c80c3407ba77a07b45dd08c8bcb143c29e3680890c68236b97fc812916bd", kill_on_drop: false }`
[INFO] [stdout] b775c80c3407ba77a07b45dd08c8bcb143c29e3680890c68236b97fc812916bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0c0d0da542bf20bc5cb57ff6842f42faa1a9beff6f593e58c9ff2712aee818e9
[INFO] running `Command { std: "docker" "start" "-a" "0c0d0da542bf20bc5cb57ff6842f42faa1a9beff6f593e58c9ff2712aee818e9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/practice04_complex-465792f813962c4f)
[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" "0c0d0da542bf20bc5cb57ff6842f42faa1a9beff6f593e58c9ff2712aee818e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c0d0da542bf20bc5cb57ff6842f42faa1a9beff6f593e58c9ff2712aee818e9", kill_on_drop: false }`
[INFO] [stdout] 0c0d0da542bf20bc5cb57ff6842f42faa1a9beff6f593e58c9ff2712aee818e9