Nov 28 06:49:10.051 INFO checking ddefrenne/battleship against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 06:49:10.051 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 06:49:10.212 INFO [stdout] 8bb26b07e7847aee8d86777ee61378f3f3473cc0d324ce52f38b40108e7dd80c
Nov 28 06:49:10.216 INFO running `"docker" "start" "-a" "8bb26b07e7847aee8d86777ee61378f3f3473cc0d324ce52f38b40108e7dd80c"`
Nov 28 06:49:10.646 INFO [stderr] usermod: no changes
Nov 28 06:49:10.673 INFO [stderr]     Checking battleship v0.1.0 (/source)
Nov 28 06:49:10.945 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Nov 28 06:49:10.946 INFO [stderr]   --> src/main.rs:19:19
Nov 28 06:49:10.946 INFO [stderr]    |
Nov 28 06:49:10.946 INFO [stderr] 19 |     for column in (1..amount_of_columns + 1) {
Nov 28 06:49:10.946 INFO [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 06:49:10.946 INFO [stderr]    |
Nov 28 06:49:10.947 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 28 06:49:10.947 INFO [stderr] 
Nov 28 06:49:10.974 INFO [stderr] warning: unused variable: `grid`
Nov 28 06:49:10.975 INFO [stderr]  --> src/main.rs:5:9
Nov 28 06:49:10.975 INFO [stderr]   |
Nov 28 06:49:10.975 INFO [stderr] 5 |     let grid = build_grid(&rows, amount_of_columns);
Nov 28 06:49:10.975 INFO [stderr]   |         ^^^^ help: consider using `_grid` instead
Nov 28 06:49:10.975 INFO [stderr]   |
Nov 28 06:49:10.975 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 28 06:49:10.976 INFO [stderr] 
Nov 28 06:49:10.976 INFO [stderr] warning: unused variable: `rows`
Nov 28 06:49:10.976 INFO [stderr]  --> src/main.rs:8:15
Nov 28 06:49:10.976 INFO [stderr]   |
Nov 28 06:49:10.976 INFO [stderr] 8 | fn build_grid(rows: &[char; 10], amount_of_columns: i32) {
Nov 28 06:49:10.976 INFO [stderr]   |               ^^^^ help: consider using `_rows` instead
Nov 28 06:49:10.977 INFO [stderr] 
Nov 28 06:49:11.018 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Nov 28 06:49:11.018 INFO [stderr]   --> src/main.rs:19:19
Nov 28 06:49:11.018 INFO [stderr]    |
Nov 28 06:49:11.018 INFO [stderr] 19 |     for column in (1..amount_of_columns + 1) {
Nov 28 06:49:11.018 INFO [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 06:49:11.018 INFO [stderr]    |
Nov 28 06:49:11.018 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 28 06:49:11.019 INFO [stderr] 
Nov 28 06:49:11.056 INFO [stderr] warning: unused variable: `grid`
Nov 28 06:49:11.056 INFO [stderr]  --> src/main.rs:5:9
Nov 28 06:49:11.056 INFO [stderr]   |
Nov 28 06:49:11.056 INFO [stderr] 5 |     let grid = build_grid(&rows, amount_of_columns);
Nov 28 06:49:11.056 INFO [stderr]   |         ^^^^ help: consider using `_grid` instead
Nov 28 06:49:11.056 INFO [stderr]   |
Nov 28 06:49:11.056 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 28 06:49:11.056 INFO [stderr] 
Nov 28 06:49:11.056 INFO [stderr] warning: unused variable: `rows`
Nov 28 06:49:11.056 INFO [stderr]  --> src/main.rs:8:15
Nov 28 06:49:11.056 INFO [stderr]   |
Nov 28 06:49:11.056 INFO [stderr] 8 | fn build_grid(rows: &[char; 10], amount_of_columns: i32) {
Nov 28 06:49:11.056 INFO [stderr]   |               ^^^^ help: consider using `_rows` instead
Nov 28 06:49:11.056 INFO [stderr] 
Nov 28 06:49:11.088 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
Nov 28 06:49:11.089 INFO [stderr] su: No module specific data is present
Nov 28 06:49:11.350 INFO running `"docker" "inspect" "8bb26b07e7847aee8d86777ee61378f3f3473cc0d324ce52f38b40108e7dd80c"`
Nov 28 06:49:11.473 INFO running `"docker" "rm" "-f" "8bb26b07e7847aee8d86777ee61378f3f3473cc0d324ce52f38b40108e7dd80c"`
Nov 28 06:49:11.580 INFO [stdout] 8bb26b07e7847aee8d86777ee61378f3f3473cc0d324ce52f38b40108e7dd80c