[INFO] cloning repository jamwaffles/SudokuSolver.rs [INFO] running `"git" "clone" "--bare" "git://github.com/jamwaffles/SudokuSolver.rs.git" "work/cache/sources/gh/jamwaffles/SudokuSolver.rs"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/jamwaffles/SudokuSolver.rs'... [INFO] running `"git" "clone" "work/cache/sources/gh/jamwaffles/SudokuSolver.rs" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jamwaffles/SudokuSolver.rs"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jamwaffles/SudokuSolver.rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/jamwaffles/SudokuSolver.rs" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jamwaffles/SudokuSolver.rs"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jamwaffles/SudokuSolver.rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 0935762e8ab6c025ae83ec1adc4136d3629bba6b [INFO] sha for GitHub repo jamwaffles/SudokuSolver.rs: 0935762e8ab6c025ae83ec1adc4136d3629bba6b [INFO] validating manifest of jamwaffles/SudokuSolver.rs on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of jamwaffles/SudokuSolver.rs on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing jamwaffles/SudokuSolver.rs [INFO] finished frobbing jamwaffles/SudokuSolver.rs [INFO] frobbed toml for jamwaffles/SudokuSolver.rs written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jamwaffles/SudokuSolver.rs/Cargo.toml [INFO] started frobbing jamwaffles/SudokuSolver.rs [INFO] finished frobbing jamwaffles/SudokuSolver.rs [INFO] frobbed toml for jamwaffles/SudokuSolver.rs written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jamwaffles/SudokuSolver.rs/Cargo.toml [INFO] crate jamwaffles/SudokuSolver.rs already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing jamwaffles/SudokuSolver.rs against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jamwaffles/SudokuSolver.rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"` [INFO] [stdout] 0ce0d9076d12cf7bfd353cdf18c04a8cee43fa2fa46649b338db3edc50cd4549 [INFO] running `"docker" "start" "-a" "0ce0d9076d12cf7bfd353cdf18c04a8cee43fa2fa46649b338db3edc50cd4549"` [INFO] [stderr] Compiling SudokuSolver v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/sudoku/mod.rs:93:7 [INFO] [stderr] | [INFO] [stderr] 93 | if(col == 0) { [INFO] [stderr] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/sudoku/mod.rs:195:32 [INFO] [stderr] | [INFO] [stderr] 195 | 'columns: for block_y in (top..top + 3) { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/sudoku/mod.rs:196:23 [INFO] [stderr] | [INFO] [stderr] 196 | for block_x in (left..left + 3) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> src/sudoku/mod.rs:160:19 [INFO] [stderr] | [INFO] [stderr] 160 | for (row_x, value) in self.board[y].iter().enumerate() { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_value` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> src/sudoku/mod.rs:179:19 [INFO] [stderr] | [INFO] [stderr] 179 | for (col_y, value) in col.iter().enumerate() { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_value` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/sudoku/mod.rs:12:2 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn new(input_board: &[ [ u8; 9 ]; 9 ]) -> Board { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: crate `SudokuSolver` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] = help: convert the identifier to snake case: `sudoku_solver` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.97s [INFO] running `"docker" "inspect" "0ce0d9076d12cf7bfd353cdf18c04a8cee43fa2fa46649b338db3edc50cd4549"` [INFO] running `"docker" "rm" "-f" "0ce0d9076d12cf7bfd353cdf18c04a8cee43fa2fa46649b338db3edc50cd4549"` [INFO] [stdout] 0ce0d9076d12cf7bfd353cdf18c04a8cee43fa2fa46649b338db3edc50cd4549 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jamwaffles/SudokuSolver.rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 1532c7952b06fe0a145931b3415375218cb7abb70828b73d15cd59ca74fd639c [INFO] running `"docker" "start" "-a" "1532c7952b06fe0a145931b3415375218cb7abb70828b73d15cd59ca74fd639c"` [INFO] [stderr] Compiling SudokuSolver v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/sudoku/mod.rs:93:7 [INFO] [stderr] | [INFO] [stderr] 93 | if(col == 0) { [INFO] [stderr] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/sudoku/mod.rs:195:32 [INFO] [stderr] | [INFO] [stderr] 195 | 'columns: for block_y in (top..top + 3) { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/sudoku/mod.rs:196:23 [INFO] [stderr] | [INFO] [stderr] 196 | for block_x in (left..left + 3) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> src/sudoku/mod.rs:160:19 [INFO] [stderr] | [INFO] [stderr] 160 | for (row_x, value) in self.board[y].iter().enumerate() { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_value` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> src/sudoku/mod.rs:179:19 [INFO] [stderr] | [INFO] [stderr] 179 | for (col_y, value) in col.iter().enumerate() { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_value` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/sudoku/mod.rs:12:2 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn new(input_board: &[ [ u8; 9 ]; 9 ]) -> Board { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: crate `SudokuSolver` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] = help: convert the identifier to snake case: `sudoku_solver` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.16s [INFO] running `"docker" "inspect" "1532c7952b06fe0a145931b3415375218cb7abb70828b73d15cd59ca74fd639c"` [INFO] running `"docker" "rm" "-f" "1532c7952b06fe0a145931b3415375218cb7abb70828b73d15cd59ca74fd639c"` [INFO] [stdout] 1532c7952b06fe0a145931b3415375218cb7abb70828b73d15cd59ca74fd639c [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jamwaffles/SudokuSolver.rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"` [INFO] [stdout] 5649d47a627e4590c1c2807ecd8a55bec6bf9036cc875fd9d74ba963973baf13 [INFO] running `"docker" "start" "-a" "5649d47a627e4590c1c2807ecd8a55bec6bf9036cc875fd9d74ba963973baf13"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/SudokuSolver-15cc8de21c710fe1 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "5649d47a627e4590c1c2807ecd8a55bec6bf9036cc875fd9d74ba963973baf13"` [INFO] running `"docker" "rm" "-f" "5649d47a627e4590c1c2807ecd8a55bec6bf9036cc875fd9d74ba963973baf13"` [INFO] [stdout] 5649d47a627e4590c1c2807ecd8a55bec6bf9036cc875fd9d74ba963973baf13