[INFO] cloning repository https://github.com/mattmoor/sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mattmoor/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattmoor%2Fsudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattmoor%2Fsudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f11cb91258a930cdff6c253827e4e32727ce839
[INFO] testing mattmoor/sudoku against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattmoor%2Fsudoku" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mattmoor/sudoku on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mattmoor/sudoku
[INFO] finished tweaking git repo https://github.com/mattmoor/sudoku
[INFO] tweaked toml for git repo https://github.com/mattmoor/sudoku written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/mattmoor/sudoku already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4c04f7ee75a8c6c56e58ff33902025b18e8210c6935d0ecfad904fc08510b996
[INFO] running `Command { std: "docker" "start" "-a" "4c04f7ee75a8c6c56e58ff33902025b18e8210c6935d0ecfad904fc08510b996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c04f7ee75a8c6c56e58ff33902025b18e8210c6935d0ecfad904fc08510b996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c04f7ee75a8c6c56e58ff33902025b18e8210c6935d0ecfad904fc08510b996", kill_on_drop: false }`
[INFO] [stdout] 4c04f7ee75a8c6c56e58ff33902025b18e8210c6935d0ecfad904fc08510b996
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcb24db96f1819f93e8a6f893eff30273bbb1db8c3eee463f823aac31783b973
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dcb24db96f1819f93e8a6f893eff30273bbb1db8c3eee463f823aac31783b973", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `union`
[INFO] [stdout]   --> src/game/bitset.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn union(&self, other: BitSet) -> BitSet {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "dcb24db96f1819f93e8a6f893eff30273bbb1db8c3eee463f823aac31783b973", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcb24db96f1819f93e8a6f893eff30273bbb1db8c3eee463f823aac31783b973", kill_on_drop: false }`
[INFO] [stdout] dcb24db96f1819f93e8a6f893eff30273bbb1db8c3eee463f823aac31783b973
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d37ba973c0894149465ea41962531fd8b78c3c94155ed812e7066cda4e71798
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6d37ba973c0894149465ea41962531fd8b78c3c94155ed812e7066cda4e71798", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "6d37ba973c0894149465ea41962531fd8b78c3c94155ed812e7066cda4e71798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d37ba973c0894149465ea41962531fd8b78c3c94155ed812e7066cda4e71798", kill_on_drop: false }`
[INFO] [stdout] 6d37ba973c0894149465ea41962531fd8b78c3c94155ed812e7066cda4e71798
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fae1d8e1381567681c5485eefb93f4cb11153fa33c3a612143bfd5561c4eab5c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fae1d8e1381567681c5485eefb93f4cb11153fa33c3a612143bfd5561c4eab5c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudoku-054a5de51d9afc24)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test game::bitset::tests::test_foreach ... ok
[INFO] [stdout] test game::bitset::tests::test_empty ... ok
[INFO] [stdout] test game::bitset::tests::test_intersect ... ok
[INFO] [stdout] test game::bitset::tests::test_union ... ok
[INFO] [stdout] test game::tests::check_solve_fails ... ok
[INFO] [stdout] test game::bitset::tests::test_has ... ok
[INFO] [stdout] test game::tests::check_bad_board ... ok
[INFO] [stdout] test game::tests::check_solve_super_hard ... ok
[INFO] [stdout] test game::bitset::tests::test_iterating_alternating ... ok
[INFO] [stdout] test game::bitset::tests::test_formatting ... ok
[INFO] [stdout] test game::bitset::tests::test_singleton ... ok
[INFO] [stdout] test game::tests::check_solve_super_easy ... ok
[INFO] [stdout] test game::tests::check_parse ... ok
[INFO] [stdout] test game::tests::check_iterators ... ok
[INFO] [stdout] test game::tests::check_equality ... ok
[INFO] [stdout] test game::bitset::tests::test_count ... ok
[INFO] [stdout] test game::tests::check_solve_hardest ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fae1d8e1381567681c5485eefb93f4cb11153fa33c3a612143bfd5561c4eab5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fae1d8e1381567681c5485eefb93f4cb11153fa33c3a612143bfd5561c4eab5c", kill_on_drop: false }`
[INFO] [stdout] fae1d8e1381567681c5485eefb93f4cb11153fa33c3a612143bfd5561c4eab5c