Dec 19 17:00:12.772 INFO checking flada-auxv/game_of_life-rust against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 17:00:12.773 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/flada-auxv/game_of_life-rust:/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=forbid" "-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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 17:00:13.295 INFO [stdout] ce61b0fb05947932bd4a21a2fa3045b1ee15fb561da81a43298d6eb479ba0707
Dec 19 17:00:13.297 INFO running `"docker" "start" "-a" "ce61b0fb05947932bd4a21a2fa3045b1ee15fb561da81a43298d6eb479ba0707"`
Dec 19 17:00:16.039 INFO [stderr]     Checking game_of_life v0.1.0 (/opt/crater/workdir)
Dec 19 17:00:16.433 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 19 17:00:16.433 INFO [stderr]   --> src/main.rs:95:18
Dec 19 17:00:16.433 INFO [stderr]    |
Dec 19 17:00:16.433 INFO [stderr] 95 |         for x in (0..self.height) {
Dec 19 17:00:16.433 INFO [stderr]    |                  ^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:00:16.433 INFO [stderr]    |
Dec 19 17:00:16.433 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 19 17:00:16.433 INFO [stderr] 
Dec 19 17:00:16.433 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 19 17:00:16.433 INFO [stderr]   --> src/main.rs:96:22
Dec 19 17:00:16.433 INFO [stderr]    |
Dec 19 17:00:16.433 INFO [stderr] 96 |             for y in (0..self.width) {
Dec 19 17:00:16.433 INFO [stderr]    |                      ^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:00:16.433 INFO [stderr] 
Dec 19 17:00:16.449 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 19 17:00:16.449 INFO [stderr]   --> src/main.rs:95:18
Dec 19 17:00:16.449 INFO [stderr]    |
Dec 19 17:00:16.449 INFO [stderr] 95 |         for x in (0..self.height) {
Dec 19 17:00:16.449 INFO [stderr]    |                  ^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:00:16.449 INFO [stderr]    |
Dec 19 17:00:16.449 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 19 17:00:16.449 INFO [stderr] 
Dec 19 17:00:16.449 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 19 17:00:16.449 INFO [stderr]   --> src/main.rs:96:22
Dec 19 17:00:16.449 INFO [stderr]    |
Dec 19 17:00:16.449 INFO [stderr] 96 |             for y in (0..self.width) {
Dec 19 17:00:16.449 INFO [stderr]    |                      ^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:00:16.449 INFO [stderr] 
Dec 19 17:00:16.497 INFO [stderr] warning: variable does not need to be mutable
Dec 19 17:00:16.498 INFO [stderr]   --> src/main.rs:22:9
Dec 19 17:00:16.498 INFO [stderr]    |
Dec 19 17:00:16.499 INFO [stderr] 22 |     let mut reader = io::stdin();
Dec 19 17:00:16.499 INFO [stderr]    |         ----^^^^^^
Dec 19 17:00:16.499 INFO [stderr]    |         |
Dec 19 17:00:16.500 INFO [stderr]    |         help: remove this `mut`
Dec 19 17:00:16.500 INFO [stderr]    |
Dec 19 17:00:16.500 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 17:00:16.501 INFO [stderr] 
Dec 19 17:00:16.522 INFO [stderr] warning: variable does not need to be mutable
Dec 19 17:00:16.522 INFO [stderr]   --> src/main.rs:22:9
Dec 19 17:00:16.522 INFO [stderr]    |
Dec 19 17:00:16.523 INFO [stderr] 22 |     let mut reader = io::stdin();
Dec 19 17:00:16.523 INFO [stderr]    |         ----^^^^^^
Dec 19 17:00:16.523 INFO [stderr]    |         |
Dec 19 17:00:16.523 INFO [stderr]    |         help: remove this `mut`
Dec 19 17:00:16.532 INFO [stderr]    |
Dec 19 17:00:16.532 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 17:00:16.532 INFO [stderr] 
Dec 19 17:00:16.657 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
Dec 19 17:00:18.470 INFO running `"docker" "inspect" "ce61b0fb05947932bd4a21a2fa3045b1ee15fb561da81a43298d6eb479ba0707"`
Dec 19 17:00:18.840 INFO running `"docker" "rm" "-f" "ce61b0fb05947932bd4a21a2fa3045b1ee15fb561da81a43298d6eb479ba0707"`
Dec 19 17:00:19.210 INFO [stdout] ce61b0fb05947932bd4a21a2fa3045b1ee15fb561da81a43298d6eb479ba0707