[INFO] cloning repository https://github.com/EugenioPetulla/labirintite-in-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EugenioPetulla/labirintite-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEugenioPetulla%2Flabirintite-in-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEugenioPetulla%2Flabirintite-in-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4611f82f65aef55c82a9aaf8755525aa268265b0
[INFO] testing EugenioPetulla/labirintite-in-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%2FEugenioPetulla%2Flabirintite-in-rust" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EugenioPetulla/labirintite-in-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/EugenioPetulla/labirintite-in-rust
[INFO] finished tweaking git repo https://github.com/EugenioPetulla/labirintite-in-rust
[INFO] tweaked toml for git repo https://github.com/EugenioPetulla/labirintite-in-rust written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/EugenioPetulla/labirintite-in-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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] ef7d6815084e8de0725b97bb7594a629b2359ad636d6dd6d721092ce6fd7f303
[INFO] running `Command { std: "docker" "start" "-a" "ef7d6815084e8de0725b97bb7594a629b2359ad636d6dd6d721092ce6fd7f303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef7d6815084e8de0725b97bb7594a629b2359ad636d6dd6d721092ce6fd7f303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef7d6815084e8de0725b97bb7594a629b2359ad636d6dd6d721092ce6fd7f303", kill_on_drop: false }`
[INFO] [stdout] ef7d6815084e8de0725b97bb7594a629b2359ad636d6dd6d721092ce6fd7f303
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] cd54e7cbc685521650fd27affb4e1290f08de285b46271e9380797c84685f28e
[INFO] running `Command { std: "docker" "start" "-a" "cd54e7cbc685521650fd27affb4e1290f08de285b46271e9380797c84685f28e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.15
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling maze_creator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.23s
[INFO] running `Command { std: "docker" "inspect" "cd54e7cbc685521650fd27affb4e1290f08de285b46271e9380797c84685f28e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd54e7cbc685521650fd27affb4e1290f08de285b46271e9380797c84685f28e", kill_on_drop: false }`
[INFO] [stdout] cd54e7cbc685521650fd27affb4e1290f08de285b46271e9380797c84685f28e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] c8375cdedef3c93819e763e372c2fdfa9804ba8d5a7b63d9d84f50946cc6e83d
[INFO] running `Command { std: "docker" "start" "-a" "c8375cdedef3c93819e763e372c2fdfa9804ba8d5a7b63d9d84f50946cc6e83d", kill_on_drop: false }`
[INFO] [stderr]    Compiling maze_creator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "c8375cdedef3c93819e763e372c2fdfa9804ba8d5a7b63d9d84f50946cc6e83d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8375cdedef3c93819e763e372c2fdfa9804ba8d5a7b63d9d84f50946cc6e83d", kill_on_drop: false }`
[INFO] [stdout] c8375cdedef3c93819e763e372c2fdfa9804ba8d5a7b63d9d84f50946cc6e83d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 5584bb5a2e09855734741e4421b51fb1bf48ab49843cdbe93b85a916926b493e
[INFO] running `Command { std: "docker" "start" "-a" "5584bb5a2e09855734741e4421b51fb1bf48ab49843cdbe93b85a916926b493e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/maze_creator-50df644304dd51ab)
[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" "5584bb5a2e09855734741e4421b51fb1bf48ab49843cdbe93b85a916926b493e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5584bb5a2e09855734741e4421b51fb1bf48ab49843cdbe93b85a916926b493e", kill_on_drop: false }`
[INFO] [stdout] 5584bb5a2e09855734741e4421b51fb1bf48ab49843cdbe93b85a916926b493e