Nov 28 07:08:57.173 INFO checking daemanos/sudoku against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 07:08:57.174 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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"`
Nov 28 07:08:57.648 INFO [stdout] 291f5c8497025153b419d4256690346431358385ff08c314f2d0b01298e47b37
Nov 28 07:08:57.650 INFO running `"docker" "start" "-a" "291f5c8497025153b419d4256690346431358385ff08c314f2d0b01298e47b37"`
Nov 28 07:08:58.920 INFO [stderr] usermod: no changes
Nov 28 07:08:58.992 INFO [stderr]     Checking sudoku v0.1.0 (/source)
Nov 28 07:08:59.732 INFO [stderr] warning: unused variable: `grid`
Nov 28 07:08:59.732 INFO [stderr]   --> src/main.rs:82:9
Nov 28 07:08:59.732 INFO [stderr]    |
Nov 28 07:08:59.732 INFO [stderr] 82 |     let grid = match read_grid(&path) {
Nov 28 07:08:59.732 INFO [stderr]    |         ^^^^ help: consider using `_grid` instead
Nov 28 07:08:59.732 INFO [stderr]    |
Nov 28 07:08:59.732 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 07:08:59.732 INFO [stderr] 
Nov 28 07:08:59.753 INFO [stderr] warning: field is never used: `fixed`
Nov 28 07:08:59.753 INFO [stderr]  --> src/main.rs:9:5
Nov 28 07:08:59.753 INFO [stderr]   |
Nov 28 07:08:59.753 INFO [stderr] 9 |     fixed: bool,
Nov 28 07:08:59.753 INFO [stderr]   |     ^^^^^^^^^^^
Nov 28 07:08:59.753 INFO [stderr]   |
Nov 28 07:08:59.753 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 07:08:59.753 INFO [stderr] 
Nov 28 07:08:59.753 INFO [stderr] warning: field is never used: `val`
Nov 28 07:08:59.753 INFO [stderr]   --> src/main.rs:10:5
Nov 28 07:08:59.753 INFO [stderr]    |
Nov 28 07:08:59.753 INFO [stderr] 10 |     val: i8,
Nov 28 07:08:59.753 INFO [stderr]    |     ^^^^^^^
Nov 28 07:08:59.753 INFO [stderr] 
Nov 28 07:08:59.753 INFO [stderr] warning: field is never used: `size`
Nov 28 07:08:59.753 INFO [stderr]   --> src/main.rs:14:5
Nov 28 07:08:59.753 INFO [stderr]    |
Nov 28 07:08:59.753 INFO [stderr] 14 |     size: i8,
Nov 28 07:08:59.753 INFO [stderr]    |     ^^^^^^^^
Nov 28 07:08:59.753 INFO [stderr] 
Nov 28 07:08:59.753 INFO [stderr] warning: field is never used: `block_size`
Nov 28 07:08:59.753 INFO [stderr]   --> src/main.rs:15:5
Nov 28 07:08:59.753 INFO [stderr]    |
Nov 28 07:08:59.753 INFO [stderr] 15 |     block_size: i8,
Nov 28 07:08:59.753 INFO [stderr]    |     ^^^^^^^^^^^^^^
Nov 28 07:08:59.753 INFO [stderr] 
Nov 28 07:08:59.753 INFO [stderr] warning: field is never used: `data`
Nov 28 07:08:59.753 INFO [stderr]   --> src/main.rs:16:5
Nov 28 07:08:59.753 INFO [stderr]    |
Nov 28 07:08:59.753 INFO [stderr] 16 |     data: Vec<Vec<Cell>>,
Nov 28 07:08:59.753 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Nov 28 07:08:59.753 INFO [stderr] 
Nov 28 07:08:59.772 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 07:08:59.772 INFO [stderr]   --> src/main.rs:36:5
Nov 28 07:08:59.772 INFO [stderr]    |
Nov 28 07:08:59.772 INFO [stderr] 36 |     file.read_to_string(&mut contents);
Nov 28 07:08:59.772 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 07:08:59.772 INFO [stderr]    |
Nov 28 07:08:59.772 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 07:08:59.772 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 07:08:59.772 INFO [stderr] 
Nov 28 07:08:59.828 INFO [stderr] warning: unused variable: `grid`
Nov 28 07:08:59.828 INFO [stderr]   --> src/main.rs:82:9
Nov 28 07:08:59.828 INFO [stderr]    |
Nov 28 07:08:59.828 INFO [stderr] 82 |     let grid = match read_grid(&path) {
Nov 28 07:08:59.828 INFO [stderr]    |         ^^^^ help: consider using `_grid` instead
Nov 28 07:08:59.828 INFO [stderr]    |
Nov 28 07:08:59.828 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 07:08:59.828 INFO [stderr] 
Nov 28 07:08:59.840 INFO [stderr] warning: field is never used: `fixed`
Nov 28 07:08:59.840 INFO [stderr]  --> src/main.rs:9:5
Nov 28 07:08:59.840 INFO [stderr]   |
Nov 28 07:08:59.840 INFO [stderr] 9 |     fixed: bool,
Nov 28 07:08:59.840 INFO [stderr]   |     ^^^^^^^^^^^
Nov 28 07:08:59.840 INFO [stderr]   |
Nov 28 07:08:59.840 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 07:08:59.840 INFO [stderr] 
Nov 28 07:08:59.840 INFO [stderr] warning: field is never used: `val`
Nov 28 07:08:59.840 INFO [stderr]   --> src/main.rs:10:5
Nov 28 07:08:59.840 INFO [stderr]    |
Nov 28 07:08:59.840 INFO [stderr] 10 |     val: i8,
Nov 28 07:08:59.840 INFO [stderr]    |     ^^^^^^^
Nov 28 07:08:59.840 INFO [stderr] 
Nov 28 07:08:59.841 INFO [stderr] warning: field is never used: `size`
Nov 28 07:08:59.841 INFO [stderr]   --> src/main.rs:14:5
Nov 28 07:08:59.841 INFO [stderr]    |
Nov 28 07:08:59.841 INFO [stderr] 14 |     size: i8,
Nov 28 07:08:59.841 INFO [stderr]    |     ^^^^^^^^
Nov 28 07:08:59.841 INFO [stderr] 
Nov 28 07:08:59.841 INFO [stderr] warning: field is never used: `block_size`
Nov 28 07:08:59.841 INFO [stderr]   --> src/main.rs:15:5
Nov 28 07:08:59.841 INFO [stderr]    |
Nov 28 07:08:59.841 INFO [stderr] 15 |     block_size: i8,
Nov 28 07:08:59.841 INFO [stderr]    |     ^^^^^^^^^^^^^^
Nov 28 07:08:59.841 INFO [stderr] 
Nov 28 07:08:59.841 INFO [stderr] warning: field is never used: `data`
Nov 28 07:08:59.841 INFO [stderr]   --> src/main.rs:16:5
Nov 28 07:08:59.841 INFO [stderr]    |
Nov 28 07:08:59.841 INFO [stderr] 16 |     data: Vec<Vec<Cell>>,
Nov 28 07:08:59.841 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Nov 28 07:08:59.841 INFO [stderr] 
Nov 28 07:08:59.853 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 07:08:59.853 INFO [stderr]   --> src/main.rs:36:5
Nov 28 07:08:59.853 INFO [stderr]    |
Nov 28 07:08:59.853 INFO [stderr] 36 |     file.read_to_string(&mut contents);
Nov 28 07:08:59.853 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 07:08:59.853 INFO [stderr]    |
Nov 28 07:08:59.853 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 07:08:59.853 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 07:08:59.853 INFO [stderr] 
Nov 28 07:08:59.896 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
Nov 28 07:08:59.896 INFO [stderr] su: No module specific data is present
Nov 28 07:09:00.594 INFO running `"docker" "inspect" "291f5c8497025153b419d4256690346431358385ff08c314f2d0b01298e47b37"`
Nov 28 07:09:00.940 INFO running `"docker" "rm" "-f" "291f5c8497025153b419d4256690346431358385ff08c314f2d0b01298e47b37"`
Nov 28 07:09:01.316 INFO [stdout] 291f5c8497025153b419d4256690346431358385ff08c314f2d0b01298e47b37