[INFO] updating cached repository tomvidm/rust-sudoku-solver [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/tomvidm/rust-sudoku-solver [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/tomvidm/rust-sudoku-solver" "work/ex/beta-1.37-6/sources/1.36.0/gh/tomvidm/rust-sudoku-solver"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/tomvidm/rust-sudoku-solver'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/tomvidm/rust-sudoku-solver" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tomvidm/rust-sudoku-solver"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tomvidm/rust-sudoku-solver'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 9778d53891d8a991798dcffb2afeb743bbc9da94 [INFO] sha for GitHub repo tomvidm/rust-sudoku-solver: 9778d53891d8a991798dcffb2afeb743bbc9da94 [INFO] validating manifest of tomvidm/rust-sudoku-solver on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of tomvidm/rust-sudoku-solver on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing tomvidm/rust-sudoku-solver [INFO] finished frobbing tomvidm/rust-sudoku-solver [INFO] frobbed toml for tomvidm/rust-sudoku-solver written to work/ex/beta-1.37-6/sources/1.36.0/gh/tomvidm/rust-sudoku-solver/Cargo.toml [INFO] started frobbing tomvidm/rust-sudoku-solver [INFO] finished frobbing tomvidm/rust-sudoku-solver [INFO] frobbed toml for tomvidm/rust-sudoku-solver written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tomvidm/rust-sudoku-solver/Cargo.toml [INFO] crate tomvidm/rust-sudoku-solver already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing tomvidm/rust-sudoku-solver against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/tomvidm/rust-sudoku-solver:/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=warn" "-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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] a7194ea8710e63f9dcf5e1920cbd6980964563eb5277a39b556bf3912c77613a [INFO] running `"docker" "start" "-a" "a7194ea8710e63f9dcf5e1920cbd6980964563eb5277a39b556bf3912c77613a"` [INFO] [stderr] Compiling serde v1.0.73 [INFO] [stderr] Compiling ryu v0.2.4 [INFO] [stderr] Compiling serde_derive v1.0.73 [INFO] [stderr] Compiling serde_json v1.0.26 [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `board` [INFO] [stderr] --> src/main.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | let board = su::Board::new(); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_board` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `coord` [INFO] [stderr] --> src/su/board.rs:80:21 [INFO] [stderr] | [INFO] [stderr] 80 | let coord = Coord::new(r, c); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_coord` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `old_entry` [INFO] [stderr] --> src/su/board.rs:174:17 [INFO] [stderr] | [INFO] [stderr] 174 | let old_entry = Move::new_from_coord_and_value(coord, old_value); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_old_entry` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `raw_board_struct` [INFO] [stderr] --> src/su/sugame.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 31 | let raw_board_struct = raw_board.clone(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_raw_board_struct` [INFO] [stderr] [INFO] [stderr] warning: field is never used: `data` [INFO] [stderr] --> src/su/sugame.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | data: [[i8; 9]; 9] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Game` [INFO] [stderr] --> src/su/sugame.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | pub struct Game { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `test_game` [INFO] [stderr] --> src/su/sugame.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | fn test_game() -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.19s [INFO] running `"docker" "inspect" "a7194ea8710e63f9dcf5e1920cbd6980964563eb5277a39b556bf3912c77613a"` [INFO] running `"docker" "rm" "-f" "a7194ea8710e63f9dcf5e1920cbd6980964563eb5277a39b556bf3912c77613a"` [INFO] [stdout] a7194ea8710e63f9dcf5e1920cbd6980964563eb5277a39b556bf3912c77613a [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/tomvidm/rust-sudoku-solver:/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 6d04042f2e808bc4a8ff580c7a7d4163ce0fa683b4bdf3c5caeaedaacd0336fc [INFO] running `"docker" "start" "-a" "6d04042f2e808bc4a8ff580c7a7d4163ce0fa683b4bdf3c5caeaedaacd0336fc"` [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `board` [INFO] [stderr] --> src/main.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | let board = su::Board::new(); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_board` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `board` [INFO] [stderr] --> src/su/board.rs:205:13 [INFO] [stderr] | [INFO] [stderr] 205 | let mut board = Board::new_from_array(valid_raw_board); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_board` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `coord` [INFO] [stderr] --> src/su/board.rs:80:21 [INFO] [stderr] | [INFO] [stderr] 80 | let coord = Coord::new(r, c); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_coord` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `old_entry` [INFO] [stderr] --> src/su/board.rs:174:17 [INFO] [stderr] | [INFO] [stderr] 174 | let old_entry = Move::new_from_coord_and_value(coord, old_value); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_old_entry` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `game` [INFO] [stderr] --> src/su/sugame.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 49 | let game = Game::test_game(); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_game` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `raw_board_struct` [INFO] [stderr] --> src/su/sugame.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 31 | let raw_board_struct = raw_board.clone(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_raw_board_struct` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/su/board.rs:205:9 [INFO] [stderr] | [INFO] [stderr] 205 | let mut board = Board::new_from_array(valid_raw_board); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `data` [INFO] [stderr] --> src/su/sugame.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | data: [[i8; 9]; 9] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `board` [INFO] [stderr] --> src/su/sugame.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | board: Board, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.23s [INFO] running `"docker" "inspect" "6d04042f2e808bc4a8ff580c7a7d4163ce0fa683b4bdf3c5caeaedaacd0336fc"` [INFO] running `"docker" "rm" "-f" "6d04042f2e808bc4a8ff580c7a7d4163ce0fa683b4bdf3c5caeaedaacd0336fc"` [INFO] [stdout] 6d04042f2e808bc4a8ff580c7a7d4163ce0fa683b4bdf3c5caeaedaacd0336fc [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/tomvidm/rust-sudoku-solver:/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=warn" "-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" "+1.36.0" "test" "--frozen"` [INFO] [stdout] 865421ec023df57a2d478f8ef8518b5befb9b45f32110292196dba0017cb601e [INFO] running `"docker" "start" "-a" "865421ec023df57a2d478f8ef8518b5befb9b45f32110292196dba0017cb601e"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/crater/target/debug/deps/sudoku-f0e3d6fd4db03d1d [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test su::board::test_valid_board ... ok [INFO] [stdout] test su::sugame::test_this ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- su::sugame::test_this stdout ---- [INFO] [stdout] [[1,0,0,0,0,0,0,0,0],[0,2,0,0,0,0,0,0,0],[0,0,3,0,0,0,0,0,0],[0,0,0,4,0,0,0,0,0],[0,0,0,0,5,0,0,0,0],[0,0,0,0,0,6,0,0,0],[0,0,0,0,0,0,7,0,0],[0,0,0,0,0,0,0,8,0],[0,0,0,0,0,0,0,0,9]] [INFO] [stdout] thread 'su::sugame::test_this' panicked at 'assertion failed: false', src/su/sugame.rs:51:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5585c08c5023 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x5585c08c095b - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stdout] 2: 0x5585c08c3d66 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] at src/libstd/panicking.rs:197 [INFO] [stdout] 3: 0x5585c08c3a8e - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stdout] at src/libstd/panicking.rs:208 [INFO] [stdout] 4: 0x5585c08c446f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stdout] at src/libstd/panicking.rs:474 [INFO] [stdout] 5: 0x5585c08b4e07 - std::panicking::begin_panic::h617c929aceed27ab [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:408 [INFO] [stdout] 6: 0x5585c0872222 - sudoku::su::sugame::test_this::h2f743d2e03c94a33 [INFO] [stdout] at src/su/sugame.rs:51 [INFO] [stdout] 7: 0x5585c08721d9 - sudoku::su::sugame::test_this::{{closure}}::h9be061c380508aec [INFO] [stdout] at src/su/sugame.rs:48 [INFO] [stdout] 8: 0x5585c086f4cd - core::ops::function::FnOnce::call_once::h7fc47a3d93392692 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 9: 0x5585c087d6be - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 10: 0x5585c08c7189 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 11: 0x5585c0897fb7 - test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at src/libtest/lib.rs:1468 [INFO] [stdout] 12: 0x5585c08729d4 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136 [INFO] [stdout] 13: 0x5585c0876a84 - std::panicking::try::do_call::h6f86e980b52f74d5 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293 [INFO] [stdout] 14: 0x5585c08c7189 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 15: 0x5585c0877091 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5585c08b873e - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 17: 0x5585c08c686f - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 18: 0x7fc5ebb8c4a3 - start_thread [INFO] [stdout] 19: 0x7fc5eb6b7d0e - __clone [INFO] [stdout] 20: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] su::sugame::test_this [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--bin sudoku' [INFO] running `"docker" "inspect" "865421ec023df57a2d478f8ef8518b5befb9b45f32110292196dba0017cb601e"` [INFO] running `"docker" "rm" "-f" "865421ec023df57a2d478f8ef8518b5befb9b45f32110292196dba0017cb601e"` [INFO] [stdout] 865421ec023df57a2d478f8ef8518b5befb9b45f32110292196dba0017cb601e