Dec 06 02:46:15.162 INFO testing daemanos/sudoku against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 02:46:15.163 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 02:46:15.477 INFO [stdout] 7eca8d0ffbf50f7729e5c00e65f441ca875af3342fc9a34e83f343faa65d04a9
Dec 06 02:46:15.479 INFO running `"docker" "start" "-a" "7eca8d0ffbf50f7729e5c00e65f441ca875af3342fc9a34e83f343faa65d04a9"`
Dec 06 02:46:16.293 INFO [stderr] usermod: no changes
Dec 06 02:46:16.316 INFO [stderr]    Compiling sudoku v0.1.0 (/source)
Dec 06 02:46:16.445 INFO [stderr] warning: unused variable: `grid`
Dec 06 02:46:16.445 INFO [stderr]   --> src/main.rs:82:9
Dec 06 02:46:16.445 INFO [stderr]    |
Dec 06 02:46:16.445 INFO [stderr] 82 |     let grid = match read_grid(&path) {
Dec 06 02:46:16.445 INFO [stderr]    |         ^^^^ help: consider using `_grid` instead
Dec 06 02:46:16.445 INFO [stderr]    |
Dec 06 02:46:16.446 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 02:46:16.446 INFO [stderr] 
Dec 06 02:46:16.456 INFO [stderr] warning: field is never used: `fixed`
Dec 06 02:46:16.456 INFO [stderr]  --> src/main.rs:9:5
Dec 06 02:46:16.456 INFO [stderr]   |
Dec 06 02:46:16.456 INFO [stderr] 9 |     fixed: bool,
Dec 06 02:46:16.456 INFO [stderr]   |     ^^^^^^^^^^^
Dec 06 02:46:16.456 INFO [stderr]   |
Dec 06 02:46:16.456 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 06 02:46:16.456 INFO [stderr] 
Dec 06 02:46:16.456 INFO [stderr] warning: field is never used: `val`
Dec 06 02:46:16.456 INFO [stderr]   --> src/main.rs:10:5
Dec 06 02:46:16.456 INFO [stderr]    |
Dec 06 02:46:16.456 INFO [stderr] 10 |     val: i8,
Dec 06 02:46:16.456 INFO [stderr]    |     ^^^^^^^
Dec 06 02:46:16.456 INFO [stderr] 
Dec 06 02:46:16.456 INFO [stderr] warning: field is never used: `size`
Dec 06 02:46:16.456 INFO [stderr]   --> src/main.rs:14:5
Dec 06 02:46:16.456 INFO [stderr]    |
Dec 06 02:46:16.456 INFO [stderr] 14 |     size: i8,
Dec 06 02:46:16.456 INFO [stderr]    |     ^^^^^^^^
Dec 06 02:46:16.456 INFO [stderr] 
Dec 06 02:46:16.456 INFO [stderr] warning: field is never used: `block_size`
Dec 06 02:46:16.456 INFO [stderr]   --> src/main.rs:15:5
Dec 06 02:46:16.456 INFO [stderr]    |
Dec 06 02:46:16.456 INFO [stderr] 15 |     block_size: i8,
Dec 06 02:46:16.456 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 06 02:46:16.456 INFO [stderr] 
Dec 06 02:46:16.456 INFO [stderr] warning: field is never used: `data`
Dec 06 02:46:16.456 INFO [stderr]   --> src/main.rs:16:5
Dec 06 02:46:16.456 INFO [stderr]    |
Dec 06 02:46:16.456 INFO [stderr] 16 |     data: Vec<Vec<Cell>>,
Dec 06 02:46:16.456 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 06 02:46:16.456 INFO [stderr] 
Dec 06 02:46:16.463 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 02:46:16.463 INFO [stderr]   --> src/main.rs:36:5
Dec 06 02:46:16.463 INFO [stderr]    |
Dec 06 02:46:16.463 INFO [stderr] 36 |     file.read_to_string(&mut contents);
Dec 06 02:46:16.463 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 02:46:16.463 INFO [stderr]    |
Dec 06 02:46:16.463 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 06 02:46:16.463 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 02:46:16.463 INFO [stderr] 
Dec 06 02:46:16.873 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
Dec 06 02:46:16.880 INFO [stderr] su: No module specific data is present
Dec 06 02:46:17.170 INFO running `"docker" "inspect" "7eca8d0ffbf50f7729e5c00e65f441ca875af3342fc9a34e83f343faa65d04a9"`
Dec 06 02:46:17.266 INFO running `"docker" "rm" "-f" "7eca8d0ffbf50f7729e5c00e65f441ca875af3342fc9a34e83f343faa65d04a9"`
Dec 06 02:46:17.334 INFO [stdout] 7eca8d0ffbf50f7729e5c00e65f441ca875af3342fc9a34e83f343faa65d04a9
Dec 06 02:46:17.336 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 02:46:17.653 INFO [stdout] bb245242e9b9b66c963dd6b9907ed3ce501d01af76adc7cf72bf710422ad2286
Dec 06 02:46:17.654 INFO running `"docker" "start" "-a" "bb245242e9b9b66c963dd6b9907ed3ce501d01af76adc7cf72bf710422ad2286"`
Dec 06 02:46:18.254 INFO [stderr] usermod: no changes
Dec 06 02:46:18.291 INFO [stderr]    Compiling sudoku v0.1.0 (/source)
Dec 06 02:46:18.464 INFO [stderr] warning: unused variable: `grid`
Dec 06 02:46:18.464 INFO [stderr]   --> src/main.rs:82:9
Dec 06 02:46:18.464 INFO [stderr]    |
Dec 06 02:46:18.464 INFO [stderr] 82 |     let grid = match read_grid(&path) {
Dec 06 02:46:18.464 INFO [stderr]    |         ^^^^ help: consider using `_grid` instead
Dec 06 02:46:18.464 INFO [stderr]    |
Dec 06 02:46:18.464 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 02:46:18.464 INFO [stderr] 
Dec 06 02:46:18.477 INFO [stderr] warning: field is never used: `fixed`
Dec 06 02:46:18.477 INFO [stderr]  --> src/main.rs:9:5
Dec 06 02:46:18.478 INFO [stderr]   |
Dec 06 02:46:18.478 INFO [stderr] 9 |     fixed: bool,
Dec 06 02:46:18.478 INFO [stderr]   |     ^^^^^^^^^^^
Dec 06 02:46:18.478 INFO [stderr]   |
Dec 06 02:46:18.478 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 06 02:46:18.478 INFO [stderr] 
Dec 06 02:46:18.478 INFO [stderr] warning: field is never used: `val`
Dec 06 02:46:18.478 INFO [stderr]   --> src/main.rs:10:5
Dec 06 02:46:18.478 INFO [stderr]    |
Dec 06 02:46:18.478 INFO [stderr] 10 |     val: i8,
Dec 06 02:46:18.478 INFO [stderr]    |     ^^^^^^^
Dec 06 02:46:18.478 INFO [stderr] 
Dec 06 02:46:18.478 INFO [stderr] warning: field is never used: `size`
Dec 06 02:46:18.478 INFO [stderr]   --> src/main.rs:14:5
Dec 06 02:46:18.478 INFO [stderr]    |
Dec 06 02:46:18.478 INFO [stderr] 14 |     size: i8,
Dec 06 02:46:18.478 INFO [stderr]    |     ^^^^^^^^
Dec 06 02:46:18.478 INFO [stderr] 
Dec 06 02:46:18.478 INFO [stderr] warning: field is never used: `block_size`
Dec 06 02:46:18.478 INFO [stderr]   --> src/main.rs:15:5
Dec 06 02:46:18.478 INFO [stderr]    |
Dec 06 02:46:18.478 INFO [stderr] 15 |     block_size: i8,
Dec 06 02:46:18.478 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 06 02:46:18.478 INFO [stderr] 
Dec 06 02:46:18.478 INFO [stderr] warning: field is never used: `data`
Dec 06 02:46:18.478 INFO [stderr]   --> src/main.rs:16:5
Dec 06 02:46:18.478 INFO [stderr]    |
Dec 06 02:46:18.478 INFO [stderr] 16 |     data: Vec<Vec<Cell>>,
Dec 06 02:46:18.478 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 06 02:46:18.478 INFO [stderr] 
Dec 06 02:46:18.484 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 02:46:18.484 INFO [stderr]   --> src/main.rs:36:5
Dec 06 02:46:18.484 INFO [stderr]    |
Dec 06 02:46:18.485 INFO [stderr] 36 |     file.read_to_string(&mut contents);
Dec 06 02:46:18.485 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 02:46:18.485 INFO [stderr]    |
Dec 06 02:46:18.485 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 06 02:46:18.485 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 02:46:18.485 INFO [stderr] 
Dec 06 02:46:18.708 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
Dec 06 02:46:18.716 INFO [stderr] su: No module specific data is present
Dec 06 02:46:19.058 INFO running `"docker" "inspect" "bb245242e9b9b66c963dd6b9907ed3ce501d01af76adc7cf72bf710422ad2286"`
Dec 06 02:46:19.210 INFO running `"docker" "rm" "-f" "bb245242e9b9b66c963dd6b9907ed3ce501d01af76adc7cf72bf710422ad2286"`
Dec 06 02:46:19.299 INFO [stdout] bb245242e9b9b66c963dd6b9907ed3ce501d01af76adc7cf72bf710422ad2286
Dec 06 02:46:19.302 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 02:46:19.535 INFO [stdout] 06cfc009c961a74f7cbdd4e1f78934c091605245ca119bfc7aa7521f25a7c83d
Dec 06 02:46:19.537 INFO running `"docker" "start" "-a" "06cfc009c961a74f7cbdd4e1f78934c091605245ca119bfc7aa7521f25a7c83d"`
Dec 06 02:46:20.152 INFO [stderr] usermod: no changes
Dec 06 02:46:20.181 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 06 02:46:20.181 INFO [stderr]      Running /target/debug/deps/sudoku-6879e2561537c712
Dec 06 02:46:20.184 INFO [stdout] 
Dec 06 02:46:20.184 INFO [stdout] running 0 tests
Dec 06 02:46:20.184 INFO [stdout] 
Dec 06 02:46:20.184 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 02:46:20.184 INFO [stdout] 
Dec 06 02:46:20.184 INFO [stderr] su: No module specific data is present
Dec 06 02:46:20.453 INFO running `"docker" "inspect" "06cfc009c961a74f7cbdd4e1f78934c091605245ca119bfc7aa7521f25a7c83d"`
Dec 06 02:46:20.566 INFO running `"docker" "rm" "-f" "06cfc009c961a74f7cbdd4e1f78934c091605245ca119bfc7aa7521f25a7c83d"`
Dec 06 02:46:20.690 INFO [stdout] 06cfc009c961a74f7cbdd4e1f78934c091605245ca119bfc7aa7521f25a7c83d