[INFO] cloning repository https://github.com/Skipants/sudoku_solver [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Skipants/sudoku_solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkipants%2Fsudoku_solver"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkipants%2Fsudoku_solver'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] e2213d71b3e001dfb5997b07e26b3b21ccf97fd6 [INFO] testing Skipants/sudoku_solver against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkipants%2Fsudoku_solver" "/workspace/builds/worker-5/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Skipants/sudoku_solver on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Skipants/sudoku_solver [INFO] finished tweaking git repo https://github.com/Skipants/sudoku_solver [INFO] tweaked toml for git repo https://github.com/Skipants/sudoku_solver written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/Skipants/sudoku_solver already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] cbf33aebcc91cbe3a578960b8f3447e9de9c0388265cc6df44ec31e31349c80b [INFO] running `"docker" "start" "-a" "cbf33aebcc91cbe3a578960b8f3447e9de9c0388265cc6df44ec31e31349c80b"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling sudoku_solver v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0583]: file not found for module `sole_candidate` [INFO] [stderr] --> src/strategies/mod.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | pub mod sole_candidate; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: to create the module `sole_candidate`, create file "src/strategies/sole_candidate.rs" [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved import `sudoku_cell_bitmask` [INFO] [stderr] --> src/strategies/column_row_exclusion.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use sudoku_cell_bitmask; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ no `sudoku_cell_bitmask` in the root [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved import `sudoku_cell_bitmask` [INFO] [stderr] --> src/strategies/unique_candidate.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use sudoku_cell_bitmask; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ no `sudoku_cell_bitmask` in the root [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `solve` in module `strategies::sole_candidate` [INFO] [stderr] --> src/main.rs:31:31 [INFO] [stderr] | [INFO] [stderr] 31 | strategies::sole_candidate::solve(board, x, y); [INFO] [stderr] | ^^^^^ not found in `strategies::sole_candidate` [INFO] [stderr] | [INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope [INFO] [stderr] | [INFO] [stderr] 3 | use strategies::column_row_exclusion::solve; [INFO] [stderr] | [INFO] [stderr] 3 | use strategies::unique_candidate::solve; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `x` in this scope [INFO] [stderr] --> src/main.rs:31:44 [INFO] [stderr] | [INFO] [stderr] 31 | strategies::sole_candidate::solve(board, x, y); [INFO] [stderr] | ^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `y` in this scope [INFO] [stderr] --> src/main.rs:31:47 [INFO] [stderr] | [INFO] [stderr] 31 | strategies::sole_candidate::solve(board, x, y); [INFO] [stderr] | ^ not found in this scope [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/cell.rs:18:6 [INFO] [stderr] | [INFO] [stderr] 18 | 1...9 => Contents::Value(candidates.value), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] error[E0106]: missing lifetime specifier [INFO] [stderr] --> src/main.rs:16:53 [INFO] [stderr] | [INFO] [stderr] 16 | fn fill_board_from_file(filename: String) -> Result { [INFO] [stderr] | ^^^^^ help: consider giving it an explicit bounded or 'static lifetime: `Board + 'static` [INFO] [stderr] | [INFO] [stderr] = help: this function's return type contains a borrowed value with an elided lifetime, but the lifetime cannot be derived from the arguments [INFO] [stderr] [INFO] [stderr] error: aborting due to 7 previous errors; 1 warning emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0106, E0425, E0432, E0583. [INFO] [stderr] For more information about an error, try `rustc --explain E0106`. [INFO] [stderr] error: could not compile `sudoku_solver`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "cbf33aebcc91cbe3a578960b8f3447e9de9c0388265cc6df44ec31e31349c80b"` [INFO] running `"docker" "rm" "-f" "cbf33aebcc91cbe3a578960b8f3447e9de9c0388265cc6df44ec31e31349c80b"` [INFO] [stdout] cbf33aebcc91cbe3a578960b8f3447e9de9c0388265cc6df44ec31e31349c80b