Dec 01 20:33:36.900 INFO testing daemanos/sudoku against 1.30.1 for beta-1.31-5
Dec 01 20:33:36.900 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 20:33:37.371 INFO [stdout] da433d0c64ac15d7ac5a0d0b27ebee623bdc35caf227d20dfec97e0f9a3b1b4c
Dec 01 20:33:37.375 INFO running `"docker" "start" "-a" "da433d0c64ac15d7ac5a0d0b27ebee623bdc35caf227d20dfec97e0f9a3b1b4c"`
Dec 01 20:33:38.639 INFO [stderr] usermod: no changes
Dec 01 20:33:38.707 INFO [stderr]    Compiling sudoku v0.1.0 (/source)
Dec 01 20:33:39.207 INFO [stderr] warning: unused variable: `grid`
Dec 01 20:33:39.207 INFO [stderr]   --> src/main.rs:82:9
Dec 01 20:33:39.207 INFO [stderr]    |
Dec 01 20:33:39.207 INFO [stderr] 82 |     let grid = match read_grid(&path) {
Dec 01 20:33:39.207 INFO [stderr]    |         ^^^^ help: consider using `_grid` instead
Dec 01 20:33:39.207 INFO [stderr]    |
Dec 01 20:33:39.215 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 01 20:33:39.215 INFO [stderr] 
Dec 01 20:33:39.215 INFO [stderr] warning: field is never used: `fixed`
Dec 01 20:33:39.215 INFO [stderr]  --> src/main.rs:9:5
Dec 01 20:33:39.215 INFO [stderr]   |
Dec 01 20:33:39.215 INFO [stderr] 9 |     fixed: bool,
Dec 01 20:33:39.215 INFO [stderr]   |     ^^^^^^^^^^^
Dec 01 20:33:39.215 INFO [stderr]   |
Dec 01 20:33:39.215 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 01 20:33:39.215 INFO [stderr] 
Dec 01 20:33:39.215 INFO [stderr] warning: field is never used: `val`
Dec 01 20:33:39.215 INFO [stderr]   --> src/main.rs:10:5
Dec 01 20:33:39.215 INFO [stderr]    |
Dec 01 20:33:39.215 INFO [stderr] 10 |     val: i8,
Dec 01 20:33:39.215 INFO [stderr]    |     ^^^^^^^
Dec 01 20:33:39.215 INFO [stderr] 
Dec 01 20:33:39.215 INFO [stderr] warning: field is never used: `size`
Dec 01 20:33:39.215 INFO [stderr]   --> src/main.rs:14:5
Dec 01 20:33:39.215 INFO [stderr]    |
Dec 01 20:33:39.215 INFO [stderr] 14 |     size: i8,
Dec 01 20:33:39.215 INFO [stderr]    |     ^^^^^^^^
Dec 01 20:33:39.215 INFO [stderr] 
Dec 01 20:33:39.215 INFO [stderr] warning: field is never used: `block_size`
Dec 01 20:33:39.215 INFO [stderr]   --> src/main.rs:15:5
Dec 01 20:33:39.215 INFO [stderr]    |
Dec 01 20:33:39.215 INFO [stderr] 15 |     block_size: i8,
Dec 01 20:33:39.215 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 01 20:33:39.215 INFO [stderr] 
Dec 01 20:33:39.215 INFO [stderr] warning: field is never used: `data`
Dec 01 20:33:39.215 INFO [stderr]   --> src/main.rs:16:5
Dec 01 20:33:39.215 INFO [stderr]    |
Dec 01 20:33:39.215 INFO [stderr] 16 |     data: Vec<Vec<Cell>>,
Dec 01 20:33:39.215 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 01 20:33:39.215 INFO [stderr] 
Dec 01 20:33:39.215 INFO [stderr] warning: unused `std::result::Result` which must be used
Dec 01 20:33:39.215 INFO [stderr]   --> src/main.rs:36:5
Dec 01 20:33:39.215 INFO [stderr]    |
Dec 01 20:33:39.215 INFO [stderr] 36 |     file.read_to_string(&mut contents);
Dec 01 20:33:39.215 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 20:33:39.215 INFO [stderr]    |
Dec 01 20:33:39.215 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 01 20:33:39.215 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 20:33:39.215 INFO [stderr] 
Dec 01 20:33:40.226 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
Dec 01 20:33:40.229 INFO [stderr] su: No module specific data is present
Dec 01 20:33:41.378 INFO running `"docker" "inspect" "da433d0c64ac15d7ac5a0d0b27ebee623bdc35caf227d20dfec97e0f9a3b1b4c"`
Dec 01 20:33:41.741 INFO running `"docker" "rm" "-f" "da433d0c64ac15d7ac5a0d0b27ebee623bdc35caf227d20dfec97e0f9a3b1b4c"`
Dec 01 20:33:42.083 INFO [stdout] da433d0c64ac15d7ac5a0d0b27ebee623bdc35caf227d20dfec97e0f9a3b1b4c
Dec 01 20:33:42.091 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 20:33:42.520 INFO [stdout] 211c1b68249d5fc059ca0b658b1c5708e456545ee6494788709404cd0efd8c62
Dec 01 20:33:42.524 INFO running `"docker" "start" "-a" "211c1b68249d5fc059ca0b658b1c5708e456545ee6494788709404cd0efd8c62"`
Dec 01 20:33:43.555 INFO [stderr] usermod: no changes
Dec 01 20:33:43.616 INFO [stderr]    Compiling sudoku v0.1.0 (/source)
Dec 01 20:33:44.147 INFO [stderr] warning: unused variable: `grid`
Dec 01 20:33:44.147 INFO [stderr]   --> src/main.rs:82:9
Dec 01 20:33:44.147 INFO [stderr]    |
Dec 01 20:33:44.147 INFO [stderr] 82 |     let grid = match read_grid(&path) {
Dec 01 20:33:44.147 INFO [stderr]    |         ^^^^ help: consider using `_grid` instead
Dec 01 20:33:44.147 INFO [stderr]    |
Dec 01 20:33:44.147 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 01 20:33:44.147 INFO [stderr] 
Dec 01 20:33:44.163 INFO [stderr] warning: field is never used: `fixed`
Dec 01 20:33:44.163 INFO [stderr]  --> src/main.rs:9:5
Dec 01 20:33:44.163 INFO [stderr]   |
Dec 01 20:33:44.163 INFO [stderr] 9 |     fixed: bool,
Dec 01 20:33:44.163 INFO [stderr]   |     ^^^^^^^^^^^
Dec 01 20:33:44.163 INFO [stderr]   |
Dec 01 20:33:44.163 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 01 20:33:44.163 INFO [stderr] 
Dec 01 20:33:44.163 INFO [stderr] warning: field is never used: `val`
Dec 01 20:33:44.163 INFO [stderr]   --> src/main.rs:10:5
Dec 01 20:33:44.163 INFO [stderr]    |
Dec 01 20:33:44.163 INFO [stderr] 10 |     val: i8,
Dec 01 20:33:44.163 INFO [stderr]    |     ^^^^^^^
Dec 01 20:33:44.163 INFO [stderr] 
Dec 01 20:33:44.163 INFO [stderr] warning: field is never used: `size`
Dec 01 20:33:44.163 INFO [stderr]   --> src/main.rs:14:5
Dec 01 20:33:44.163 INFO [stderr]    |
Dec 01 20:33:44.163 INFO [stderr] 14 |     size: i8,
Dec 01 20:33:44.163 INFO [stderr]    |     ^^^^^^^^
Dec 01 20:33:44.163 INFO [stderr] 
Dec 01 20:33:44.163 INFO [stderr] warning: field is never used: `block_size`
Dec 01 20:33:44.163 INFO [stderr]   --> src/main.rs:15:5
Dec 01 20:33:44.163 INFO [stderr]    |
Dec 01 20:33:44.163 INFO [stderr] 15 |     block_size: i8,
Dec 01 20:33:44.163 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 01 20:33:44.163 INFO [stderr] 
Dec 01 20:33:44.163 INFO [stderr] warning: field is never used: `data`
Dec 01 20:33:44.163 INFO [stderr]   --> src/main.rs:16:5
Dec 01 20:33:44.163 INFO [stderr]    |
Dec 01 20:33:44.163 INFO [stderr] 16 |     data: Vec<Vec<Cell>>,
Dec 01 20:33:44.163 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 01 20:33:44.163 INFO [stderr] 
Dec 01 20:33:44.163 INFO [stderr] warning: unused `std::result::Result` which must be used
Dec 01 20:33:44.163 INFO [stderr]   --> src/main.rs:36:5
Dec 01 20:33:44.163 INFO [stderr]    |
Dec 01 20:33:44.163 INFO [stderr] 36 |     file.read_to_string(&mut contents);
Dec 01 20:33:44.163 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 20:33:44.163 INFO [stderr]    |
Dec 01 20:33:44.163 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 01 20:33:44.163 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 20:33:44.163 INFO [stderr] 
Dec 01 20:33:44.583 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
Dec 01 20:33:44.583 INFO [stderr] su: No module specific data is present
Dec 01 20:33:45.286 INFO running `"docker" "inspect" "211c1b68249d5fc059ca0b658b1c5708e456545ee6494788709404cd0efd8c62"`
Dec 01 20:33:45.559 INFO running `"docker" "rm" "-f" "211c1b68249d5fc059ca0b658b1c5708e456545ee6494788709404cd0efd8c62"`
Dec 01 20:33:45.826 INFO [stdout] 211c1b68249d5fc059ca0b658b1c5708e456545ee6494788709404cd0efd8c62
Dec 01 20:33:45.843 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 20:33:46.260 INFO [stdout] 198d5c1b7d0799f11b92d98b98cd67da621dff1fb0ed930554d19e82a9526036
Dec 01 20:33:46.262 INFO running `"docker" "start" "-a" "198d5c1b7d0799f11b92d98b98cd67da621dff1fb0ed930554d19e82a9526036"`
Dec 01 20:33:47.575 INFO [stderr] usermod: no changes
Dec 01 20:33:47.639 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 01 20:33:47.659 INFO [stderr]      Running /target/debug/deps/sudoku-11fbc86a252c2e51
Dec 01 20:33:47.659 INFO [stdout] 
Dec 01 20:33:47.659 INFO [stderr] su: No module specific data is present
Dec 01 20:33:47.659 INFO [stdout] running 0 tests
Dec 01 20:33:47.659 INFO [stdout] 
Dec 01 20:33:47.659 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 20:33:47.659 INFO [stdout] 
Dec 01 20:33:48.448 INFO running `"docker" "inspect" "198d5c1b7d0799f11b92d98b98cd67da621dff1fb0ed930554d19e82a9526036"`
Dec 01 20:33:48.687 INFO running `"docker" "rm" "-f" "198d5c1b7d0799f11b92d98b98cd67da621dff1fb0ed930554d19e82a9526036"`
Dec 01 20:33:48.939 INFO [stdout] 198d5c1b7d0799f11b92d98b98cd67da621dff1fb0ed930554d19e82a9526036
