[INFO] cloning repository https://github.com/manuelarte/rust_maze
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/manuelarte/rust_maze" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmanuelarte%2Frust_maze", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmanuelarte%2Frust_maze'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9bff5e4b7625aa379696c28afa50ae23eb8949fe
[INFO] testing manuelarte/rust_maze against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmanuelarte%2Frust_maze" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/manuelarte/rust_maze 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/manuelarte/rust_maze
[INFO] finished tweaking git repo https://github.com/manuelarte/rust_maze
[INFO] tweaked toml for git repo https://github.com/manuelarte/rust_maze written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/manuelarte/rust_maze 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 95b23e54101ff06d8f4b5c37e6e9ad3a6ee5a93f7166fa063936cc0ceb816cf9
[INFO] running `Command { std: "docker" "start" "-a" "95b23e54101ff06d8f4b5c37e6e9ad3a6ee5a93f7166fa063936cc0ceb816cf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95b23e54101ff06d8f4b5c37e6e9ad3a6ee5a93f7166fa063936cc0ceb816cf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95b23e54101ff06d8f4b5c37e6e9ad3a6ee5a93f7166fa063936cc0ceb816cf9", kill_on_drop: false }`
[INFO] [stdout] 95b23e54101ff06d8f4b5c37e6e9ad3a6ee5a93f7166fa063936cc0ceb816cf9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] bbaff0fae5186a6fee6d9993b9b2ef7285ba380b7a4e50adc664072590c0632f
[INFO] running `Command { std: "docker" "start" "-a" "bbaff0fae5186a6fee6d9993b9b2ef7285ba380b7a4e50adc664072590c0632f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.2
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling rust_maze v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.17s
[INFO] running `Command { std: "docker" "inspect" "bbaff0fae5186a6fee6d9993b9b2ef7285ba380b7a4e50adc664072590c0632f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbaff0fae5186a6fee6d9993b9b2ef7285ba380b7a4e50adc664072590c0632f", kill_on_drop: false }`
[INFO] [stdout] bbaff0fae5186a6fee6d9993b9b2ef7285ba380b7a4e50adc664072590c0632f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] cff7205ae43b6e483cfd6321937ee203f7969bcf6d62db78d391d2e35efee7e5
[INFO] running `Command { std: "docker" "start" "-a" "cff7205ae43b6e483cfd6321937ee203f7969bcf6d62db78d391d2e35efee7e5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_maze v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.14s
[INFO] running `Command { std: "docker" "inspect" "cff7205ae43b6e483cfd6321937ee203f7969bcf6d62db78d391d2e35efee7e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cff7205ae43b6e483cfd6321937ee203f7969bcf6d62db78d391d2e35efee7e5", kill_on_drop: false }`
[INFO] [stdout] cff7205ae43b6e483cfd6321937ee203f7969bcf6d62db78d391d2e35efee7e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 33e2add615715392265140a69e5dad6eb3167bafaa4691f76c607c6a7f9d236d
[INFO] running `Command { std: "docker" "start" "-a" "33e2add615715392265140a69e5dad6eb3167bafaa4691f76c607c6a7f9d236d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_maze-29d39b8d7901653e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test entities::tests::it_get_neighbours_in_0_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "33e2add615715392265140a69e5dad6eb3167bafaa4691f76c607c6a7f9d236d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33e2add615715392265140a69e5dad6eb3167bafaa4691f76c607c6a7f9d236d", kill_on_drop: false }`
[INFO] [stdout] 33e2add615715392265140a69e5dad6eb3167bafaa4691f76c607c6a7f9d236d