[INFO] cloning repository https://github.com/m4xw3llx/algorithm-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/m4xw3llx/algorithm-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm4xw3llx%2Falgorithm-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm4xw3llx%2Falgorithm-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b01b071948efa4b852a03b9fca32d3d8c09b093
[INFO] testing m4xw3llx/algorithm-rust against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm4xw3llx%2Falgorithm-rust" "/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/m4xw3llx/algorithm-rust on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/m4xw3llx/algorithm-rust
[INFO] finished tweaking git repo https://github.com/m4xw3llx/algorithm-rust
[INFO] tweaked toml for git repo https://github.com/m4xw3llx/algorithm-rust written to /workspace/builds/worker-88/source/Cargo.toml
[INFO] crate git repo https://github.com/m4xw3llx/algorithm-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca15f645c341d0b9541f1ce7daa73d39e5fb92eaa6a149b48bca27fbfd12c9ee
[INFO] running `Command { std: "docker" "start" "-a" "ca15f645c341d0b9541f1ce7daa73d39e5fb92eaa6a149b48bca27fbfd12c9ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca15f645c341d0b9541f1ce7daa73d39e5fb92eaa6a149b48bca27fbfd12c9ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca15f645c341d0b9541f1ce7daa73d39e5fb92eaa6a149b48bca27fbfd12c9ee", kill_on_drop: false }`
[INFO] [stdout] ca15f645c341d0b9541f1ce7daa73d39e5fb92eaa6a149b48bca27fbfd12c9ee
[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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68348a6d51052f2565fcc118344280d75190c4e5b1cfc06201d68186d6c036d3
[INFO] running `Command { std: "docker" "start" "-a" "68348a6d51052f2565fcc118344280d75190c4e5b1cfc06201d68186d6c036d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling algorithm_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "68348a6d51052f2565fcc118344280d75190c4e5b1cfc06201d68186d6c036d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68348a6d51052f2565fcc118344280d75190c4e5b1cfc06201d68186d6c036d3", kill_on_drop: false }`
[INFO] [stdout] 68348a6d51052f2565fcc118344280d75190c4e5b1cfc06201d68186d6c036d3
[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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28f60a2ef68de858c954d135c6aa602239ca166465426bece7612543e73bb30b
[INFO] running `Command { std: "docker" "start" "-a" "28f60a2ef68de858c954d135c6aa602239ca166465426bece7612543e73bb30b", kill_on_drop: false }`
[INFO] [stderr]    Compiling algorithm_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "28f60a2ef68de858c954d135c6aa602239ca166465426bece7612543e73bb30b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28f60a2ef68de858c954d135c6aa602239ca166465426bece7612543e73bb30b", kill_on_drop: false }`
[INFO] [stdout] 28f60a2ef68de858c954d135c6aa602239ca166465426bece7612543e73bb30b
[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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 20b985a55cec96f7ac73a86cebd331f55b47923e9b074f3cf89deb962e1f5cd6
[INFO] running `Command { std: "docker" "start" "-a" "20b985a55cec96f7ac73a86cebd331f55b47923e9b074f3cf89deb962e1f5cd6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/algorithm_rust-ed53e360c9c617f4)
[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" "20b985a55cec96f7ac73a86cebd331f55b47923e9b074f3cf89deb962e1f5cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20b985a55cec96f7ac73a86cebd331f55b47923e9b074f3cf89deb962e1f5cd6", kill_on_drop: false }`
[INFO] [stdout] 20b985a55cec96f7ac73a86cebd331f55b47923e9b074f3cf89deb962e1f5cd6