Dec 13 05:19:36.880 INFO testing ruggeri/sudoku_solver against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 05:19:36.880 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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"`
Dec 13 05:19:37.202 INFO [stdout] d11ca028fb902548309a8dab8d1e3307daff3eee5fa1d270ecbdca54e4d245c3
Dec 13 05:19:37.204 INFO running `"docker" "start" "-a" "d11ca028fb902548309a8dab8d1e3307daff3eee5fa1d270ecbdca54e4d245c3"`
Dec 13 05:19:37.827 INFO [stderr] usermod: no changes
Dec 13 05:19:37.935 INFO [stderr]    Compiling libc v0.2.44
Dec 13 05:19:40.267 INFO [stderr]    Compiling rand v0.6.1
Dec 13 05:19:43.764 INFO [stderr]    Compiling sudoku_solving v0.1.0 (/source)
Dec 13 05:19:43.870 INFO [stderr] warning: unknown lint: `if_same_then_else`
Dec 13 05:19:43.870 INFO [stderr]   --> src/checker/grid_checker.rs:68:11
Dec 13 05:19:43.870 INFO [stderr]    |
Dec 13 05:19:43.870 INFO [stderr] 68 |   #[allow(if_same_then_else)]
Dec 13 05:19:43.870 INFO [stderr]    |           ^^^^^^^^^^^^^^^^^
Dec 13 05:19:43.871 INFO [stderr]    |
Dec 13 05:19:43.871 INFO [stderr]    = note: #[warn(unknown_lints)] on by default
Dec 13 05:19:43.871 INFO [stderr] 
Dec 13 05:19:43.871 INFO [stderr] warning: unknown lint: `if_same_then_else`
Dec 13 05:19:43.871 INFO [stderr]    --> src/checker/grid_checker.rs:128:11
Dec 13 05:19:43.871 INFO [stderr]     |
Dec 13 05:19:43.871 INFO [stderr] 128 |   #[allow(if_same_then_else)]
Dec 13 05:19:43.871 INFO [stderr]     |           ^^^^^^^^^^^^^^^^^
Dec 13 05:19:43.871 INFO [stderr] 
Dec 13 05:19:43.871 INFO [stderr] warning: unknown lint: `if_same_then_else`
Dec 13 05:19:43.871 INFO [stderr]    --> src/checker/grid_checker.rs:177:11
Dec 13 05:19:43.871 INFO [stderr]     |
Dec 13 05:19:43.871 INFO [stderr] 177 |   #[allow(if_same_then_else)]
Dec 13 05:19:43.871 INFO [stderr]     |           ^^^^^^^^^^^^^^^^^
Dec 13 05:19:43.871 INFO [stderr] 
Dec 13 05:19:43.871 INFO [stderr] warning: unknown lint: `if_same_then_else`
Dec 13 05:19:43.871 INFO [stderr]   --> src/checker/group_checker.rs:42:11
Dec 13 05:19:43.871 INFO [stderr]    |
Dec 13 05:19:43.871 INFO [stderr] 42 |   #[allow(if_same_then_else, needless_bool)]
Dec 13 05:19:43.871 INFO [stderr]    |           ^^^^^^^^^^^^^^^^^
Dec 13 05:19:43.871 INFO [stderr] 
Dec 13 05:19:43.871 INFO [stderr] warning: unknown lint: `needless_bool`
Dec 13 05:19:43.871 INFO [stderr]   --> src/checker/group_checker.rs:42:30
Dec 13 05:19:43.871 INFO [stderr]    |
Dec 13 05:19:43.871 INFO [stderr] 42 |   #[allow(if_same_then_else, needless_bool)]
Dec 13 05:19:43.871 INFO [stderr]    |                              ^^^^^^^^^^^^^
Dec 13 05:19:43.871 INFO [stderr] 
Dec 13 05:19:45.327 INFO [stderr] warning: unused imports: `SudokuChoice`, `SudokuPosition`, `SudokuValue`
Dec 13 05:19:45.327 INFO [stderr]  --> src/main.rs:4:10
Dec 13 05:19:45.327 INFO [stderr]   |
Dec 13 05:19:45.327 INFO [stderr] 4 |   core::{SudokuChoice, SudokuGrid, SudokuPosition, SudokuValue},
Dec 13 05:19:45.327 INFO [stderr]   |          ^^^^^^^^^^^^              ^^^^^^^^^^^^^^  ^^^^^^^^^^^
Dec 13 05:19:45.327 INFO [stderr]   |
Dec 13 05:19:45.327 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 05:19:45.327 INFO [stderr] 
Dec 13 05:19:45.848 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.00s
Dec 13 05:19:45.851 INFO [stderr] su: No module specific data is present
Dec 13 05:19:46.583 INFO running `"docker" "inspect" "d11ca028fb902548309a8dab8d1e3307daff3eee5fa1d270ecbdca54e4d245c3"`
Dec 13 05:19:46.813 INFO running `"docker" "rm" "-f" "d11ca028fb902548309a8dab8d1e3307daff3eee5fa1d270ecbdca54e4d245c3"`
Dec 13 05:19:47.075 INFO [stdout] d11ca028fb902548309a8dab8d1e3307daff3eee5fa1d270ecbdca54e4d245c3
Dec 13 05:19:47.081 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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"`
Dec 13 05:19:47.588 INFO [stdout] cde7d477f8d7638e1c31fc0378455408a2a577b9519d0bac0a688d00940353ff
Dec 13 05:19:47.591 INFO running `"docker" "start" "-a" "cde7d477f8d7638e1c31fc0378455408a2a577b9519d0bac0a688d00940353ff"`
Dec 13 05:19:49.107 INFO [stderr] usermod: no changes
Dec 13 05:19:49.211 INFO [stderr]    Compiling sudoku_solving v0.1.0 (/source)
Dec 13 05:19:49.443 INFO [stderr] warning: unknown lint: `if_same_then_else`
Dec 13 05:19:49.443 INFO [stderr]   --> src/checker/grid_checker.rs:68:11
Dec 13 05:19:49.443 INFO [stderr]    |
Dec 13 05:19:49.443 INFO [stderr] 68 |   #[allow(if_same_then_else)]
Dec 13 05:19:49.443 INFO [stderr]    |           ^^^^^^^^^^^^^^^^^
Dec 13 05:19:49.443 INFO [stderr]    |
Dec 13 05:19:49.443 INFO [stderr]    = note: #[warn(unknown_lints)] on by default
Dec 13 05:19:49.443 INFO [stderr] 
Dec 13 05:19:49.443 INFO [stderr] warning: unknown lint: `if_same_then_else`
Dec 13 05:19:49.443 INFO [stderr]    --> src/checker/grid_checker.rs:128:11
Dec 13 05:19:49.443 INFO [stderr]     |
Dec 13 05:19:49.443 INFO [stderr] 128 |   #[allow(if_same_then_else)]
Dec 13 05:19:49.443 INFO [stderr]     |           ^^^^^^^^^^^^^^^^^
Dec 13 05:19:49.444 INFO [stderr] 
Dec 13 05:19:49.444 INFO [stderr] warning: unknown lint: `if_same_then_else`
Dec 13 05:19:49.444 INFO [stderr]    --> src/checker/grid_checker.rs:177:11
Dec 13 05:19:49.444 INFO [stderr]     |
Dec 13 05:19:49.444 INFO [stderr] 177 |   #[allow(if_same_then_else)]
Dec 13 05:19:49.444 INFO [stderr]     |           ^^^^^^^^^^^^^^^^^
Dec 13 05:19:49.444 INFO [stderr] 
Dec 13 05:19:49.444 INFO [stderr] warning: unknown lint: `if_same_then_else`
Dec 13 05:19:49.444 INFO [stderr]   --> src/checker/group_checker.rs:42:11
Dec 13 05:19:49.444 INFO [stderr]    |
Dec 13 05:19:49.444 INFO [stderr] 42 |   #[allow(if_same_then_else, needless_bool)]
Dec 13 05:19:49.444 INFO [stderr]    |           ^^^^^^^^^^^^^^^^^
Dec 13 05:19:49.444 INFO [stderr] 
Dec 13 05:19:49.444 INFO [stderr] warning: unknown lint: `needless_bool`
Dec 13 05:19:49.444 INFO [stderr]   --> src/checker/group_checker.rs:42:30
Dec 13 05:19:49.444 INFO [stderr]    |
Dec 13 05:19:49.444 INFO [stderr] 42 |   #[allow(if_same_then_else, needless_bool)]
Dec 13 05:19:49.444 INFO [stderr]    |                              ^^^^^^^^^^^^^
Dec 13 05:19:49.444 INFO [stderr] 
Dec 13 05:19:49.799 INFO [stderr] warning: unused imports: `SudokuChoice`, `SudokuPosition`, `SudokuValue`
Dec 13 05:19:49.799 INFO [stderr]  --> src/main.rs:4:10
Dec 13 05:19:49.799 INFO [stderr]   |
Dec 13 05:19:49.799 INFO [stderr] 4 |   core::{SudokuChoice, SudokuGrid, SudokuPosition, SudokuValue},
Dec 13 05:19:49.799 INFO [stderr]   |          ^^^^^^^^^^^^              ^^^^^^^^^^^^^^  ^^^^^^^^^^^
Dec 13 05:19:49.799 INFO [stderr]   |
Dec 13 05:19:49.799 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 05:19:49.799 INFO [stderr] 
Dec 13 05:19:50.753 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.61s
Dec 13 05:19:50.771 INFO [stderr] su: No module specific data is present
Dec 13 05:19:51.903 INFO running `"docker" "inspect" "cde7d477f8d7638e1c31fc0378455408a2a577b9519d0bac0a688d00940353ff"`
Dec 13 05:19:52.232 INFO running `"docker" "rm" "-f" "cde7d477f8d7638e1c31fc0378455408a2a577b9519d0bac0a688d00940353ff"`
Dec 13 05:19:52.495 INFO [stdout] cde7d477f8d7638e1c31fc0378455408a2a577b9519d0bac0a688d00940353ff
Dec 13 05:19:52.503 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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"`
Dec 13 05:19:53.018 INFO [stdout] 9a9c3c7ca5e5560444845b2a884fa03ce1458925b969b5f6ce18d54365ad2355
Dec 13 05:19:53.020 INFO running `"docker" "start" "-a" "9a9c3c7ca5e5560444845b2a884fa03ce1458925b969b5f6ce18d54365ad2355"`
Dec 13 05:19:54.743 INFO [stderr] usermod: no changes
Dec 13 05:19:54.864 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
Dec 13 05:19:54.865 INFO [stderr]      Running /target/debug/deps/sudoku_solving-a487da983a9f62b6
Dec 13 05:19:54.872 INFO [stdout] 
Dec 13 05:19:54.872 INFO [stdout] running 0 tests
Dec 13 05:19:54.872 INFO [stdout] 
Dec 13 05:19:54.872 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 05:19:54.872 INFO [stdout] 
Dec 13 05:19:54.872 INFO [stderr]      Running /target/debug/deps/sudoku_solving-f6640d43c6f20a98
Dec 13 05:19:54.876 INFO [stdout] 
Dec 13 05:19:54.876 INFO [stdout] running 0 tests
Dec 13 05:19:54.876 INFO [stdout] 
Dec 13 05:19:54.876 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 05:19:54.876 INFO [stdout] 
Dec 13 05:19:54.883 INFO [stderr]    Doc-tests sudoku_solving
Dec 13 05:19:55.447 INFO [stdout] 
Dec 13 05:19:55.447 INFO [stdout] running 0 tests
Dec 13 05:19:55.447 INFO [stdout] 
Dec 13 05:19:55.447 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 05:19:55.447 INFO [stdout] 
Dec 13 05:19:55.467 INFO [stderr] su: No module specific data is present
Dec 13 05:19:56.588 INFO running `"docker" "inspect" "9a9c3c7ca5e5560444845b2a884fa03ce1458925b969b5f6ce18d54365ad2355"`
Dec 13 05:19:56.811 INFO running `"docker" "rm" "-f" "9a9c3c7ca5e5560444845b2a884fa03ce1458925b969b5f6ce18d54365ad2355"`
Dec 13 05:19:57.155 INFO [stdout] 9a9c3c7ca5e5560444845b2a884fa03ce1458925b969b5f6ce18d54365ad2355