Nov 17 15:33:26.604 INFO testing EthanTheMaster/sudoku_solver against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982 Nov 17 15:33:26.604 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-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"` Nov 17 15:33:27.111 INFO [stdout] 052cf48b7bde0544d5a2b6dfb80168b4df48f43f9b775a26a0c9a92855a5b33d Nov 17 15:33:27.113 INFO running `"docker" "start" "-a" "052cf48b7bde0544d5a2b6dfb80168b4df48f43f9b775a26a0c9a92855a5b33d"` Nov 17 15:33:28.230 INFO [stderr] usermod: no changes Nov 17 15:33:28.291 INFO [stderr] Compiling sudoku_solver v0.1.0 (/source) Nov 17 15:33:28.831 INFO [stderr] warning: unused variable: `operation` Nov 17 15:33:28.831 INFO [stderr] --> src/sudoku_solver_dancinglinks/mod.rs:96:32 Nov 17 15:33:28.831 INFO [stderr] | Nov 17 15:33:28.831 INFO [stderr] 96 | if let NodeType::Field(operation, column_header_id) = node_type { Nov 17 15:33:28.831 INFO [stderr] | ^^^^^^^^^ help: consider using `_operation` instead Nov 17 15:33:28.831 INFO [stderr] | Nov 17 15:33:28.831 INFO [stderr] = note: #[warn(unused_variables)] on by default Nov 17 15:33:28.831 INFO [stderr] Nov 17 15:33:28.831 INFO [stderr] warning: unused variable: `constraint` Nov 17 15:33:28.831 INFO [stderr] --> src/sudoku_solver_dancinglinks/mod.rs:100:48 Nov 17 15:33:28.831 INFO [stderr] | Nov 17 15:33:28.831 INFO [stderr] 100 | NodeType::ColumnHeader(ref mut constraint, ref mut size) => { Nov 17 15:33:28.831 INFO [stderr] | ^^^^^^^^^^ help: consider using `_constraint` instead Nov 17 15:33:28.831 INFO [stderr] Nov 17 15:33:28.831 INFO [stderr] warning: unused variable: `operation` Nov 17 15:33:28.831 INFO [stderr] --> src/sudoku_solver_dancinglinks/mod.rs:119:29 Nov 17 15:33:28.831 INFO [stderr] | Nov 17 15:33:28.831 INFO [stderr] 119 | NodeType::Field(operation, column_header_id) => { Nov 17 15:33:28.831 INFO [stderr] | ^^^^^^^^^ help: consider using `_operation` instead Nov 17 15:33:28.831 INFO [stderr] Nov 17 15:33:28.831 INFO [stderr] warning: unused variable: `constraint` Nov 17 15:33:28.831 INFO [stderr] --> src/sudoku_solver_dancinglinks/mod.rs:127:36 Nov 17 15:33:28.831 INFO [stderr] | Nov 17 15:33:28.831 INFO [stderr] 127 | NodeType::ColumnHeader(constraint, size) => { Nov 17 15:33:28.831 INFO [stderr] | ^^^^^^^^^^ help: consider using `_constraint` instead Nov 17 15:33:28.831 INFO [stderr] Nov 17 15:33:28.831 INFO [stderr] warning: unused variable: `constraint` Nov 17 15:33:28.831 INFO [stderr] --> src/sudoku_solver_dancinglinks/mod.rs:226:44 Nov 17 15:33:28.831 INFO [stderr] | Nov 17 15:33:28.831 INFO [stderr] 226 | NodeType::ColumnHeader(constraint, ref mut size) => { Nov 17 15:33:28.831 INFO [stderr] | ^^^^^^^^^^ help: consider using `_constraint` instead Nov 17 15:33:28.831 INFO [stderr] Nov 17 15:33:28.832 INFO [stderr] warning: unused variable: `constraint` Nov 17 15:33:28.832 INFO [stderr] --> src/sudoku_solver_dancinglinks/mod.rs:269:44 Nov 17 15:33:28.832 INFO [stderr] | Nov 17 15:33:28.832 INFO [stderr] 269 | NodeType::ColumnHeader(constraint, ref mut size) => { Nov 17 15:33:28.832 INFO [stderr] | ^^^^^^^^^^ help: consider using `_constraint` instead Nov 17 15:33:28.832 INFO [stderr] Nov 17 15:33:28.832 INFO [stderr] warning: unused variable: `idx` Nov 17 15:33:28.832 INFO [stderr] --> src/sudoku_solver_backtrack/mod.rs:35:24 Nov 17 15:33:28.832 INFO [stderr] | Nov 17 15:33:28.832 INFO [stderr] 35 | .filter(|&(idx, val)| { Nov 17 15:33:28.832 INFO [stderr] | ^^^ help: consider using `_idx` instead Nov 17 15:33:28.832 INFO [stderr] Nov 17 15:33:28.832 INFO [stderr] warning: unused variable: `val` Nov 17 15:33:28.832 INFO [stderr] --> src/sudoku_solver_backtrack/mod.rs:37:27 Nov 17 15:33:28.832 INFO [stderr] | Nov 17 15:33:28.832 INFO [stderr] 37 | }).map(|(idx, val)| { Nov 17 15:33:28.832 INFO [stderr] | ^^^ help: consider using `_val` instead Nov 17 15:33:28.832 INFO [stderr] Nov 17 15:33:28.884 INFO [stderr] warning: variable does not need to be mutable Nov 17 15:33:28.884 INFO [stderr] --> src/sudoku_solver_backtrack/mod.rs:34:13 Nov 17 15:33:28.884 INFO [stderr] | Nov 17 15:33:28.884 INFO [stderr] 34 | let mut blank_positions: Vec = self.board.iter().enumerate() Nov 17 15:33:28.884 INFO [stderr] | ----^^^^^^^^^^^^^^^ Nov 17 15:33:28.884 INFO [stderr] | | Nov 17 15:33:28.884 INFO [stderr] | help: remove this `mut` Nov 17 15:33:28.884 INFO [stderr] | Nov 17 15:33:28.884 INFO [stderr] = note: #[warn(unused_mut)] on by default Nov 17 15:33:28.884 INFO [stderr] Nov 17 15:33:30.008 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.74s Nov 17 15:33:30.019 INFO [stderr] su: No module specific data is present Nov 17 15:33:30.705 INFO running `"docker" "inspect" "052cf48b7bde0544d5a2b6dfb80168b4df48f43f9b775a26a0c9a92855a5b33d"` Nov 17 15:33:31.023 INFO running `"docker" "rm" "-f" "052cf48b7bde0544d5a2b6dfb80168b4df48f43f9b775a26a0c9a92855a5b33d"` Nov 17 15:33:31.271 INFO [stdout] 052cf48b7bde0544d5a2b6dfb80168b4df48f43f9b775a26a0c9a92855a5b33d Nov 17 15:33:31.278 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-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"` Nov 17 15:33:31.668 INFO [stdout] ad2cae332f497c5d8a70f8473af40b86323546580e8262064f1e2edb39800bb0 Nov 17 15:33:31.673 INFO running `"docker" "start" "-a" "ad2cae332f497c5d8a70f8473af40b86323546580e8262064f1e2edb39800bb0"` Nov 17 15:33:32.679 INFO [stderr] usermod: no changes Nov 17 15:33:32.735 INFO [stderr] Compiling sudoku_solver v0.1.0 (/source) Nov 17 15:33:33.555 INFO [stderr] warning: unused variable: `operation` Nov 17 15:33:33.556 INFO [stderr] --> src/sudoku_solver_dancinglinks/mod.rs:96:32 Nov 17 15:33:33.556 INFO [stderr] | Nov 17 15:33:33.556 INFO [stderr] 96 | if let NodeType::Field(operation, column_header_id) = node_type { Nov 17 15:33:33.556 INFO [stderr] | ^^^^^^^^^ help: consider using `_operation` instead Nov 17 15:33:33.557 INFO [stderr] | Nov 17 15:33:33.557 INFO [stderr] = note: #[warn(unused_variables)] on by default Nov 17 15:33:33.557 INFO [stderr] Nov 17 15:33:33.557 INFO [stderr] warning: unused variable: `constraint` Nov 17 15:33:33.558 INFO [stderr] --> src/sudoku_solver_dancinglinks/mod.rs:100:48 Nov 17 15:33:33.558 INFO [stderr] | Nov 17 15:33:33.558 INFO [stderr] 100 | NodeType::ColumnHeader(ref mut constraint, ref mut size) => { Nov 17 15:33:33.559 INFO [stderr] | ^^^^^^^^^^ help: consider using `_constraint` instead Nov 17 15:33:33.559 INFO [stderr] Nov 17 15:33:33.559 INFO [stderr] warning: unused variable: `operation` Nov 17 15:33:33.559 INFO [stderr] --> src/sudoku_solver_dancinglinks/mod.rs:119:29 Nov 17 15:33:33.560 INFO [stderr] | Nov 17 15:33:33.560 INFO [stderr] 119 | NodeType::Field(operation, column_header_id) => { Nov 17 15:33:33.560 INFO [stderr] | ^^^^^^^^^ help: consider using `_operation` instead Nov 17 15:33:33.560 INFO [stderr] Nov 17 15:33:33.561 INFO [stderr] warning: unused variable: `constraint` Nov 17 15:33:33.561 INFO [stderr] --> src/sudoku_solver_dancinglinks/mod.rs:127:36 Nov 17 15:33:33.561 INFO [stderr] | Nov 17 15:33:33.562 INFO [stderr] 127 | NodeType::ColumnHeader(constraint, size) => { Nov 17 15:33:33.562 INFO [stderr] | ^^^^^^^^^^ help: consider using `_constraint` instead Nov 17 15:33:33.562 INFO [stderr] Nov 17 15:33:33.562 INFO [stderr] warning: unused variable: `constraint` Nov 17 15:33:33.563 INFO [stderr] --> src/sudoku_solver_dancinglinks/mod.rs:226:44 Nov 17 15:33:33.563 INFO [stderr] | Nov 17 15:33:33.563 INFO [stderr] 226 | NodeType::ColumnHeader(constraint, ref mut size) => { Nov 17 15:33:33.564 INFO [stderr] | ^^^^^^^^^^ help: consider using `_constraint` instead Nov 17 15:33:33.564 INFO [stderr] Nov 17 15:33:33.564 INFO [stderr] warning: unused variable: `constraint` Nov 17 15:33:33.564 INFO [stderr] --> src/sudoku_solver_dancinglinks/mod.rs:269:44 Nov 17 15:33:33.565 INFO [stderr] | Nov 17 15:33:33.565 INFO [stderr] 269 | NodeType::ColumnHeader(constraint, ref mut size) => { Nov 17 15:33:33.565 INFO [stderr] | ^^^^^^^^^^ help: consider using `_constraint` instead Nov 17 15:33:33.566 INFO [stderr] Nov 17 15:33:33.566 INFO [stderr] warning: unused variable: `idx` Nov 17 15:33:33.566 INFO [stderr] --> src/sudoku_solver_backtrack/mod.rs:35:24 Nov 17 15:33:33.566 INFO [stderr] | Nov 17 15:33:33.567 INFO [stderr] 35 | .filter(|&(idx, val)| { Nov 17 15:33:33.567 INFO [stderr] | ^^^ help: consider using `_idx` instead Nov 17 15:33:33.567 INFO [stderr] Nov 17 15:33:33.568 INFO [stderr] warning: unused variable: `val` Nov 17 15:33:33.568 INFO [stderr] --> src/sudoku_solver_backtrack/mod.rs:37:27 Nov 17 15:33:33.568 INFO [stderr] | Nov 17 15:33:33.569 INFO [stderr] 37 | }).map(|(idx, val)| { Nov 17 15:33:33.569 INFO [stderr] | ^^^ help: consider using `_val` instead Nov 17 15:33:33.569 INFO [stderr] Nov 17 15:33:33.623 INFO [stderr] warning: variable does not need to be mutable Nov 17 15:33:33.623 INFO [stderr] --> src/sudoku_solver_backtrack/mod.rs:34:13 Nov 17 15:33:33.623 INFO [stderr] | Nov 17 15:33:33.624 INFO [stderr] 34 | let mut blank_positions: Vec = self.board.iter().enumerate() Nov 17 15:33:33.624 INFO [stderr] | ----^^^^^^^^^^^^^^^ Nov 17 15:33:33.624 INFO [stderr] | | Nov 17 15:33:33.625 INFO [stderr] | help: remove this `mut` Nov 17 15:33:33.625 INFO [stderr] | Nov 17 15:33:33.628 INFO [stderr] = note: #[warn(unused_mut)] on by default Nov 17 15:33:33.628 INFO [stderr] Nov 17 15:33:34.131 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.43s Nov 17 15:33:34.134 INFO [stderr] su: No module specific data is present Nov 17 15:33:34.863 INFO running `"docker" "inspect" "ad2cae332f497c5d8a70f8473af40b86323546580e8262064f1e2edb39800bb0"` Nov 17 15:33:35.127 INFO running `"docker" "rm" "-f" "ad2cae332f497c5d8a70f8473af40b86323546580e8262064f1e2edb39800bb0"` Nov 17 15:33:35.511 INFO [stdout] ad2cae332f497c5d8a70f8473af40b86323546580e8262064f1e2edb39800bb0 Nov 17 15:33:35.521 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen" "-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"` Nov 17 15:33:36.048 INFO [stdout] cd8417bf060bfe3c68f3c598c2bb4c8bf54c8256d75e8224fd98eb0177367106 Nov 17 15:33:36.050 INFO running `"docker" "start" "-a" "cd8417bf060bfe3c68f3c598c2bb4c8bf54c8256d75e8224fd98eb0177367106"` Nov 17 15:33:38.444 INFO [stderr] usermod: no changes Nov 17 15:33:38.491 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s Nov 17 15:33:38.491 INFO [stderr] Running /target/debug/deps/sudoku_solver-8a4f71c6ea5530e5 Nov 17 15:33:38.495 INFO [stderr] su: No module specific data is present Nov 17 15:33:38.495 INFO [stdout] Nov 17 15:33:38.496 INFO [stdout] running 0 tests Nov 17 15:33:38.496 INFO [stdout] Nov 17 15:33:38.496 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Nov 17 15:33:38.497 INFO [stdout] Nov 17 15:33:39.534 INFO running `"docker" "inspect" "cd8417bf060bfe3c68f3c598c2bb4c8bf54c8256d75e8224fd98eb0177367106"` Nov 17 15:33:39.807 INFO running `"docker" "rm" "-f" "cd8417bf060bfe3c68f3c598c2bb4c8bf54c8256d75e8224fd98eb0177367106"` Nov 17 15:33:40.103 INFO [stdout] cd8417bf060bfe3c68f3c598c2bb4c8bf54c8256d75e8224fd98eb0177367106