[INFO] updating cached repository https://github.com/mwalczyk/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] 9c511e91449061181859056b286ce3c7abefb3de
[INFO] testing mwalczyk/mazes against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmwalczyk%2Fmazes" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mwalczyk/mazes on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mwalczyk/mazes
[INFO] finished tweaking git repo https://github.com/mwalczyk/mazes
[INFO] tweaked toml for git repo https://github.com/mwalczyk/mazes written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/mwalczyk/mazes already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] c43b734eae0237537dd64a943f5c79e538fe636725fcbd6c435d691dd9fea549
[INFO] running `"docker" "start" "-a" "c43b734eae0237537dd64a943f5c79e538fe636725fcbd6c435d691dd9fea549"`
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling maze v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::search::breadth_first`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::search::breadth_first;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.13s
[INFO] running `"docker" "inspect" "c43b734eae0237537dd64a943f5c79e538fe636725fcbd6c435d691dd9fea549"`
[INFO] running `"docker" "rm" "-f" "c43b734eae0237537dd64a943f5c79e538fe636725fcbd6c435d691dd9fea549"`
[INFO] [stdout] c43b734eae0237537dd64a943f5c79e538fe636725fcbd6c435d691dd9fea549
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c83d0157613b888f62ad3b0cd2031c8af2563d755ed08757c1b3b2d2ff33b344
[INFO] running `"docker" "start" "-a" "c83d0157613b888f62ad3b0cd2031c8af2563d755ed08757c1b3b2d2ff33b344"`
[INFO] [stderr]    Compiling maze v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::search::breadth_first`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::search::breadth_first;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `"docker" "inspect" "c83d0157613b888f62ad3b0cd2031c8af2563d755ed08757c1b3b2d2ff33b344"`
[INFO] running `"docker" "rm" "-f" "c83d0157613b888f62ad3b0cd2031c8af2563d755ed08757c1b3b2d2ff33b344"`
[INFO] [stdout] c83d0157613b888f62ad3b0cd2031c8af2563d755ed08757c1b3b2d2ff33b344
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] f2132ab831962d9a8f642ac568b444a2ab8a83fa2b5e7944de4abb5e44b4c20f
[INFO] running `"docker" "start" "-a" "f2132ab831962d9a8f642ac568b444a2ab8a83fa2b5e7944de4abb5e44b4c20f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/maze-9451917a5c43d2e7
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test map::tests::test_absolute_to_grid_indices ... ok
[INFO] [stdout] test map::tests::test_get_neighbors_1 ... ok
[INFO] [stdout] test map::tests::test_get_neighbors_0 ... ok
[INFO] [stdout] test map::tests::test_open_path_between_0 ... ok
[INFO] [stdout] test map::tests::test_open_path_between_1 ... 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" "f2132ab831962d9a8f642ac568b444a2ab8a83fa2b5e7944de4abb5e44b4c20f"`
[INFO] running `"docker" "rm" "-f" "f2132ab831962d9a8f642ac568b444a2ab8a83fa2b5e7944de4abb5e44b4c20f"`
[INFO] [stdout] f2132ab831962d9a8f642ac568b444a2ab8a83fa2b5e7944de4abb5e44b4c20f