Oct 27 11:56:31.069 INFO checking EthanTheMaster/sudoku_solver against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192-2 Oct 27 11:56:31.071 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-7/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/pr-55192-2/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +155510e377ae2a8d8ee0dad1a5f809c9062a5526-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Oct 27 11:56:31.479 INFO blam! f5c6408ee66e47fec607bdb52453d7d9c3533ebf4c08c6c5a4b401dd58f104dd Oct 27 11:56:31.487 INFO running `"docker" "start" "-a" "f5c6408ee66e47fec607bdb52453d7d9c3533ebf4c08c6c5a4b401dd58f104dd"` Oct 27 11:56:32.566 INFO kablam! usermod: no changes Oct 27 11:56:32.609 INFO kablam! Checking sudoku_solver v0.1.0 (/source) Oct 27 11:56:33.687 INFO kablam! warning: unused variable: `operation` Oct 27 11:56:33.690 INFO kablam! --> src/sudoku_solver_dancinglinks/mod.rs:96:32 Oct 27 11:56:33.690 INFO kablam! | Oct 27 11:56:33.691 INFO kablam! 96 | if let NodeType::Field(operation, column_header_id) = node_type { Oct 27 11:56:33.691 INFO kablam! | ^^^^^^^^^ help: consider using `_operation` instead Oct 27 11:56:33.691 INFO kablam! | Oct 27 11:56:33.691 INFO kablam! = note: #[warn(unused_variables)] on by default Oct 27 11:56:33.691 INFO kablam! Oct 27 11:56:33.691 INFO kablam! warning: unused variable: `constraint` Oct 27 11:56:33.691 INFO kablam! --> src/sudoku_solver_dancinglinks/mod.rs:100:48 Oct 27 11:56:33.691 INFO kablam! | Oct 27 11:56:33.691 INFO kablam! 100 | NodeType::ColumnHeader(ref mut constraint, ref mut size) => { Oct 27 11:56:33.691 INFO kablam! | ^^^^^^^^^^ help: consider using `_constraint` instead Oct 27 11:56:33.691 INFO kablam! Oct 27 11:56:33.691 INFO kablam! warning: unused variable: `operation` Oct 27 11:56:33.691 INFO kablam! --> src/sudoku_solver_dancinglinks/mod.rs:119:29 Oct 27 11:56:33.691 INFO kablam! | Oct 27 11:56:33.691 INFO kablam! 119 | NodeType::Field(operation, column_header_id) => { Oct 27 11:56:33.691 INFO kablam! | ^^^^^^^^^ help: consider using `_operation` instead Oct 27 11:56:33.691 INFO kablam! Oct 27 11:56:33.691 INFO kablam! warning: unused variable: `constraint` Oct 27 11:56:33.691 INFO kablam! --> src/sudoku_solver_dancinglinks/mod.rs:127:36 Oct 27 11:56:33.691 INFO kablam! | Oct 27 11:56:33.691 INFO kablam! 127 | NodeType::ColumnHeader(constraint, size) => { Oct 27 11:56:33.691 INFO kablam! | ^^^^^^^^^^ help: consider using `_constraint` instead Oct 27 11:56:33.691 INFO kablam! Oct 27 11:56:33.691 INFO kablam! warning: unused variable: `constraint` Oct 27 11:56:33.691 INFO kablam! --> src/sudoku_solver_dancinglinks/mod.rs:226:44 Oct 27 11:56:33.691 INFO kablam! | Oct 27 11:56:33.691 INFO kablam! 226 | NodeType::ColumnHeader(constraint, ref mut size) => { Oct 27 11:56:33.691 INFO kablam! | ^^^^^^^^^^ help: consider using `_constraint` instead Oct 27 11:56:33.691 INFO kablam! Oct 27 11:56:33.691 INFO kablam! warning: unused variable: `constraint` Oct 27 11:56:33.691 INFO kablam! --> src/sudoku_solver_dancinglinks/mod.rs:269:44 Oct 27 11:56:33.691 INFO kablam! | Oct 27 11:56:33.691 INFO kablam! 269 | NodeType::ColumnHeader(constraint, ref mut size) => { Oct 27 11:56:33.691 INFO kablam! | ^^^^^^^^^^ help: consider using `_constraint` instead Oct 27 11:56:33.691 INFO kablam! Oct 27 11:56:33.691 INFO kablam! warning: unused variable: `idx` Oct 27 11:56:33.691 INFO kablam! --> src/sudoku_solver_backtrack/mod.rs:35:24 Oct 27 11:56:33.691 INFO kablam! | Oct 27 11:56:33.691 INFO kablam! 35 | .filter(|&(idx, val)| { Oct 27 11:56:33.691 INFO kablam! | ^^^ help: consider using `_idx` instead Oct 27 11:56:33.691 INFO kablam! Oct 27 11:56:33.691 INFO kablam! warning: unused variable: `val` Oct 27 11:56:33.691 INFO kablam! --> src/sudoku_solver_backtrack/mod.rs:37:27 Oct 27 11:56:33.691 INFO kablam! | Oct 27 11:56:33.691 INFO kablam! 37 | }).map(|(idx, val)| { Oct 27 11:56:33.691 INFO kablam! | ^^^ help: consider using `_val` instead Oct 27 11:56:33.691 INFO kablam! Oct 27 11:56:33.751 INFO kablam! warning: variable does not need to be mutable Oct 27 11:56:33.751 INFO kablam! --> src/sudoku_solver_backtrack/mod.rs:34:13 Oct 27 11:56:33.751 INFO kablam! | Oct 27 11:56:33.751 INFO kablam! 34 | let mut blank_positions: Vec = self.board.iter().enumerate() Oct 27 11:56:33.751 INFO kablam! | ----^^^^^^^^^^^^^^^ Oct 27 11:56:33.751 INFO kablam! | | Oct 27 11:56:33.751 INFO kablam! | help: remove this `mut` Oct 27 11:56:33.751 INFO kablam! | Oct 27 11:56:33.751 INFO kablam! = note: #[warn(unused_mut)] on by default Oct 27 11:56:33.751 INFO kablam! Oct 27 11:56:33.900 INFO kablam! warning: unused variable: `operation` Oct 27 11:56:33.900 INFO kablam! --> src/sudoku_solver_dancinglinks/mod.rs:96:32 Oct 27 11:56:33.900 INFO kablam! | Oct 27 11:56:33.900 INFO kablam! 96 | if let NodeType::Field(operation, column_header_id) = node_type { Oct 27 11:56:33.900 INFO kablam! | ^^^^^^^^^ help: consider using `_operation` instead Oct 27 11:56:33.900 INFO kablam! | Oct 27 11:56:33.900 INFO kablam! = note: #[warn(unused_variables)] on by default Oct 27 11:56:33.900 INFO kablam! Oct 27 11:56:33.900 INFO kablam! warning: unused variable: `constraint` Oct 27 11:56:33.900 INFO kablam! --> src/sudoku_solver_dancinglinks/mod.rs:100:48 Oct 27 11:56:33.900 INFO kablam! | Oct 27 11:56:33.900 INFO kablam! 100 | NodeType::ColumnHeader(ref mut constraint, ref mut size) => { Oct 27 11:56:33.900 INFO kablam! | ^^^^^^^^^^ help: consider using `_constraint` instead Oct 27 11:56:33.900 INFO kablam! Oct 27 11:56:33.900 INFO kablam! warning: unused variable: `operation` Oct 27 11:56:33.900 INFO kablam! --> src/sudoku_solver_dancinglinks/mod.rs:119:29 Oct 27 11:56:33.900 INFO kablam! | Oct 27 11:56:33.900 INFO kablam! 119 | NodeType::Field(operation, column_header_id) => { Oct 27 11:56:33.900 INFO kablam! | ^^^^^^^^^ help: consider using `_operation` instead Oct 27 11:56:33.900 INFO kablam! Oct 27 11:56:33.900 INFO kablam! warning: unused variable: `constraint` Oct 27 11:56:33.900 INFO kablam! --> src/sudoku_solver_dancinglinks/mod.rs:127:36 Oct 27 11:56:33.900 INFO kablam! | Oct 27 11:56:33.901 INFO kablam! 127 | NodeType::ColumnHeader(constraint, size) => { Oct 27 11:56:33.901 INFO kablam! | ^^^^^^^^^^ help: consider using `_constraint` instead Oct 27 11:56:33.901 INFO kablam! Oct 27 11:56:33.901 INFO kablam! warning: unused variable: `constraint` Oct 27 11:56:33.901 INFO kablam! --> src/sudoku_solver_dancinglinks/mod.rs:226:44 Oct 27 11:56:33.901 INFO kablam! | Oct 27 11:56:33.901 INFO kablam! 226 | NodeType::ColumnHeader(constraint, ref mut size) => { Oct 27 11:56:33.901 INFO kablam! | ^^^^^^^^^^ help: consider using `_constraint` instead Oct 27 11:56:33.901 INFO kablam! Oct 27 11:56:33.901 INFO kablam! warning: unused variable: `constraint` Oct 27 11:56:33.901 INFO kablam! --> src/sudoku_solver_dancinglinks/mod.rs:269:44 Oct 27 11:56:33.901 INFO kablam! | Oct 27 11:56:33.901 INFO kablam! 269 | NodeType::ColumnHeader(constraint, ref mut size) => { Oct 27 11:56:33.901 INFO kablam! | ^^^^^^^^^^ help: consider using `_constraint` instead Oct 27 11:56:33.901 INFO kablam! Oct 27 11:56:33.901 INFO kablam! warning: unused variable: `idx` Oct 27 11:56:33.901 INFO kablam! --> src/sudoku_solver_backtrack/mod.rs:35:24 Oct 27 11:56:33.901 INFO kablam! | Oct 27 11:56:33.901 INFO kablam! 35 | .filter(|&(idx, val)| { Oct 27 11:56:33.901 INFO kablam! | ^^^ help: consider using `_idx` instead Oct 27 11:56:33.901 INFO kablam! Oct 27 11:56:33.901 INFO kablam! warning: unused variable: `val` Oct 27 11:56:33.901 INFO kablam! --> src/sudoku_solver_backtrack/mod.rs:37:27 Oct 27 11:56:33.902 INFO kablam! | Oct 27 11:56:33.902 INFO kablam! 37 | }).map(|(idx, val)| { Oct 27 11:56:33.902 INFO kablam! | ^^^ help: consider using `_val` instead Oct 27 11:56:33.902 INFO kablam! Oct 27 11:56:33.999 INFO kablam! warning: variable does not need to be mutable Oct 27 11:56:33.999 INFO kablam! --> src/sudoku_solver_backtrack/mod.rs:34:13 Oct 27 11:56:33.999 INFO kablam! | Oct 27 11:56:33.999 INFO kablam! 34 | let mut blank_positions: Vec = self.board.iter().enumerate() Oct 27 11:56:33.999 INFO kablam! | ----^^^^^^^^^^^^^^^ Oct 27 11:56:33.999 INFO kablam! | | Oct 27 11:56:33.999 INFO kablam! | help: remove this `mut` Oct 27 11:56:33.999 INFO kablam! | Oct 27 11:56:33.999 INFO kablam! = note: #[warn(unused_mut)] on by default Oct 27 11:56:33.999 INFO kablam! Oct 27 11:56:34.011 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 1.41s Oct 27 11:56:34.027 INFO kablam! su: No module specific data is present Oct 27 11:56:34.521 INFO running `"docker" "rm" "-f" "f5c6408ee66e47fec607bdb52453d7d9c3533ebf4c08c6c5a4b401dd58f104dd"` Oct 27 11:56:34.955 INFO blam! f5c6408ee66e47fec607bdb52453d7d9c3533ebf4c08c6c5a4b401dd58f104dd