[INFO] updating cached repository https://github.com/chrde/mazes
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0ee57dede0c6e902483cba11161c34a67b2d23a6
[INFO] testing chrde/mazes against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrde%2Fmazes" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chrde/mazes on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/chrde/mazes
[INFO] finished tweaking git repo https://github.com/chrde/mazes
[INFO] tweaked toml for git repo https://github.com/chrde/mazes written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/chrde/mazes already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] c719831787b6f383f72223ba44ef98b412f722ea5f8ad21b2ec0f5d6e5cedfe2
[INFO] running `"docker" "start" "-a" "c719831787b6f383f72223ba44ef98b412f722ea5f8ad21b2ec0f5d6e5cedfe2"`
[INFO] [stderr]    Compiling enum_derive v0.1.7
[INFO] [stderr]    Compiling mazes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.70s
[INFO] running `"docker" "inspect" "c719831787b6f383f72223ba44ef98b412f722ea5f8ad21b2ec0f5d6e5cedfe2"`
[INFO] running `"docker" "rm" "-f" "c719831787b6f383f72223ba44ef98b412f722ea5f8ad21b2ec0f5d6e5cedfe2"`
[INFO] [stdout] c719831787b6f383f72223ba44ef98b412f722ea5f8ad21b2ec0f5d6e5cedfe2
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] d93954296e36a488b2d7b40df081f56e7a928e69336344623edba12f2a070b70
[INFO] running `"docker" "start" "-a" "d93954296e36a488b2d7b40df081f56e7a928e69336344623edba12f2a070b70"`
[INFO] [stderr]    Compiling mazes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "d93954296e36a488b2d7b40df081f56e7a928e69336344623edba12f2a070b70"`
[INFO] running `"docker" "rm" "-f" "d93954296e36a488b2d7b40df081f56e7a928e69336344623edba12f2a070b70"`
[INFO] [stdout] d93954296e36a488b2d7b40df081f56e7a928e69336344623edba12f2a070b70
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 651122166c261df1eafe41e7c441687359f1a457ee52820d35787b424f8f3fa9
[INFO] running `"docker" "start" "-a" "651122166c261df1eafe41e7c441687359f1a457ee52820d35787b424f8f3fa9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mazes-d1875ae2e347302e
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test grid::tests::cells_have_right_id ... ok
[INFO] [stdout] test grid::tests::cells_are_valid ... ok
[INFO] [stdout] test grid::tests::cells_have_right_size ... ok
[INFO] [stdout] test grid::tests::corner_cells_dont_have_some_neighbors ... ok
[INFO] [stdout] test grid::tests::side_cells_dont_have_some_neighbors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "651122166c261df1eafe41e7c441687359f1a457ee52820d35787b424f8f3fa9"`
[INFO] running `"docker" "rm" "-f" "651122166c261df1eafe41e7c441687359f1a457ee52820d35787b424f8f3fa9"`
[INFO] [stdout] 651122166c261df1eafe41e7c441687359f1a457ee52820d35787b424f8f3fa9