Aug 29 14:11:37.722 INFO checking wraikny/reversi-rs against try#bc5a74802bb3ffc82f51ef04bca58d64220124c4 for pr-53699 Aug 29 14:11:37.722 INFO running: cargo +bc5a74802bb3ffc82f51ef04bca58d64220124c4-alt check --frozen --all --all-targets Aug 29 14:11:37.723 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53699/try#bc5a74802bb3ffc82f51ef04bca58d64220124c4:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53699/worker-1/try#bc5a74802bb3ffc82f51ef04bca58d64220124c4:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +bc5a74802bb3ffc82f51ef04bca58d64220124c4-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"` Aug 29 14:11:37.897 INFO blam! 231818f5b2524116ae77ddfc196aaf98358b67a9864ec2f2316c38e76ed55f62 Aug 29 14:11:37.899 INFO running `"docker" "start" "-a" "231818f5b2524116ae77ddfc196aaf98358b67a9864ec2f2316c38e76ed55f62"` Aug 29 14:11:38.496 INFO kablam! Checking cfg-if v0.1.4 Aug 29 14:11:38.496 INFO kablam! Checking nodrop v0.1.12 Aug 29 14:11:38.496 INFO kablam! Checking memoffset v0.2.1 Aug 29 14:11:38.497 INFO kablam! Checking scopeguard v0.3.3 Aug 29 14:11:38.497 INFO kablam! Checking lazy_static v1.0.1 Aug 29 14:11:38.497 INFO kablam! Compiling rayon-core v1.4.0 Aug 29 14:11:38.498 INFO kablam! Checking either v1.5.0 Aug 29 14:11:38.498 INFO kablam! Checking num_cpus v1.8.0 Aug 29 14:11:38.671 INFO kablam! Checking rand v0.4.2 Aug 29 14:11:38.684 INFO kablam! Checking crossbeam-utils v0.2.2 Aug 29 14:11:38.736 INFO kablam! Checking arrayvec v0.4.7 Aug 29 14:11:40.094 INFO kablam! Checking crossbeam-epoch v0.3.1 Aug 29 14:11:41.307 INFO kablam! Checking crossbeam-deque v0.2.0 Aug 29 14:11:43.465 INFO kablam! Checking rayon v1.0.1 Aug 29 14:11:51.203 INFO kablam! Checking reversi v0.1.0 (file:///source) Aug 29 14:11:52.165 INFO kablam! error[E0502]: cannot borrow `self.colors` as mutable because it is also borrowed as immutable Aug 29 14:11:52.165 INFO kablam! --> src/board.rs:237:13 Aug 29 14:11:52.165 INFO kablam! | Aug 29 14:11:52.165 INFO kablam! 236 | if let Some(Some(color)) = self.colors.get(&coordinate) { Aug 29 14:11:52.165 INFO kablam! | ----------- immutable borrow occurs here Aug 29 14:11:52.165 INFO kablam! 237 | self.colors.insert(coordinate, Some(color.rev())); Aug 29 14:11:52.165 INFO kablam! | ^^^^^^^^^^^ mutable borrow occurs here Aug 29 14:11:52.165 INFO kablam! 238 | } Aug 29 14:11:52.165 INFO kablam! | - immutable borrow ends here Aug 29 14:11:52.166 INFO kablam! Aug 29 14:11:52.180 INFO kablam! error: aborting due to previous error Aug 29 14:11:52.180 INFO kablam! Aug 29 14:11:52.180 INFO kablam! For more information about this error, try `rustc --explain E0502`. Aug 29 14:11:52.189 INFO kablam! error[E0502]: cannot borrow `self.colors` as mutable because it is also borrowed as immutable Aug 29 14:11:52.189 INFO kablam! --> src/board.rs:237:13 Aug 29 14:11:52.189 INFO kablam! | Aug 29 14:11:52.189 INFO kablam! 236 | if let Some(Some(color)) = self.colors.get(&coordinate) { Aug 29 14:11:52.189 INFO kablam! | ----------- immutable borrow occurs here Aug 29 14:11:52.189 INFO kablam! 237 | self.colors.insert(coordinate, Some(color.rev())); Aug 29 14:11:52.189 INFO kablam! | ^^^^^^^^^^^ mutable borrow occurs here Aug 29 14:11:52.190 INFO kablam! 238 | } Aug 29 14:11:52.190 INFO kablam! | - immutable borrow ends here Aug 29 14:11:52.190 INFO kablam! Aug 29 14:11:52.191 INFO kablam! error: Could not compile `reversi`. Aug 29 14:11:52.192 INFO kablam! warning: build failed, waiting for other jobs to finish... Aug 29 14:11:52.208 INFO kablam! error: aborting due to previous error Aug 29 14:11:52.208 INFO kablam! Aug 29 14:11:52.208 INFO kablam! For more information about this error, try `rustc --explain E0502`. Aug 29 14:11:52.219 INFO kablam! error: Could not compile `reversi`. Aug 29 14:11:52.219 INFO kablam! Aug 29 14:11:52.219 INFO kablam! To learn more, run the command again with --verbose. Aug 29 14:11:52.221 INFO kablam! su: No module specific data is present Aug 29 14:11:52.762 INFO running `"docker" "rm" "-f" "231818f5b2524116ae77ddfc196aaf98358b67a9864ec2f2316c38e76ed55f62"` Aug 29 14:11:52.933 INFO blam! 231818f5b2524116ae77ddfc196aaf98358b67a9864ec2f2316c38e76ed55f62