Sep 14 02:06:48.713 INFO checking wraikny/reversi-rs against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1
Sep 14 02:06:48.713 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets
Sep 14 02:06:48.713 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/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=1000" "-e" "CMD=cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 02:06:49.096 INFO blam! 4ceb2cfd14b43967afcd0078ed488e85981d6833e71cab78091c5a6a2689c1de
Sep 14 02:06:49.098 INFO running `"docker" "start" "-a" "4ceb2cfd14b43967afcd0078ed488e85981d6833e71cab78091c5a6a2689c1de"`
Sep 14 02:06:51.567 INFO kablam! usermod: no changes
Sep 14 02:06:51.643 INFO kablam!     Checking cfg-if v0.1.4
Sep 14 02:06:51.643 INFO kablam!     Checking nodrop v0.1.12
Sep 14 02:06:51.643 INFO kablam!     Checking scopeguard v0.3.3
Sep 14 02:06:51.649 INFO kablam!     Checking memoffset v0.2.1
Sep 14 02:06:51.649 INFO kablam!    Compiling rayon-core v1.4.0
Sep 14 02:06:51.649 INFO kablam!     Checking either v1.5.0
Sep 14 02:06:51.675 INFO kablam!     Checking num_cpus v1.8.0
Sep 14 02:06:52.229 INFO kablam!     Checking crossbeam-utils v0.2.2
Sep 14 02:06:52.240 INFO kablam!     Checking arrayvec v0.4.7
Sep 14 02:06:53.825 INFO kablam!     Checking crossbeam-epoch v0.3.1
Sep 14 02:06:54.500 INFO kablam!     Checking crossbeam-deque v0.2.0
Sep 14 02:06:55.645 INFO kablam!     Checking rayon v1.0.1
Sep 14 02:06:59.151 INFO kablam!     Checking reversi v0.1.0 (file:///source)
Sep 14 02:06:59.770 INFO kablam! error[E0502]: cannot borrow `self.colors` as mutable because it is also borrowed as immutable
Sep 14 02:06:59.771 INFO kablam!    --> src/board.rs:237:13
Sep 14 02:06:59.771 INFO kablam!     |
Sep 14 02:06:59.771 INFO kablam! 236 |         if let Some(Some(color)) = self.colors.get(&coordinate) {
Sep 14 02:06:59.771 INFO kablam!     |                                    ----------- immutable borrow occurs here
Sep 14 02:06:59.771 INFO kablam! 237 |             self.colors.insert(coordinate, Some(color.rev()));
Sep 14 02:06:59.771 INFO kablam!     |             ^^^^^^^^^^^ mutable borrow occurs here
Sep 14 02:06:59.771 INFO kablam! 238 |         }
Sep 14 02:06:59.771 INFO kablam!     |         - immutable borrow ends here
Sep 14 02:06:59.771 INFO kablam! 
Sep 14 02:06:59.782 INFO kablam! error: aborting due to previous error
Sep 14 02:06:59.783 INFO kablam! 
Sep 14 02:06:59.783 INFO kablam! For more information about this error, try `rustc --explain E0502`.
Sep 14 02:06:59.788 INFO kablam! error: Could not compile `reversi`.
Sep 14 02:06:59.789 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 14 02:06:59.989 INFO kablam! error[E0502]: cannot borrow `self.colors` as mutable because it is also borrowed as immutable
Sep 14 02:06:59.989 INFO kablam!    --> src/board.rs:237:13
Sep 14 02:06:59.989 INFO kablam!     |
Sep 14 02:06:59.989 INFO kablam! 236 |         if let Some(Some(color)) = self.colors.get(&coordinate) {
Sep 14 02:06:59.989 INFO kablam!     |                                    ----------- immutable borrow occurs here
Sep 14 02:06:59.989 INFO kablam! 237 |             self.colors.insert(coordinate, Some(color.rev()));
Sep 14 02:06:59.989 INFO kablam!     |             ^^^^^^^^^^^ mutable borrow occurs here
Sep 14 02:06:59.989 INFO kablam! 238 |         }
Sep 14 02:06:59.989 INFO kablam!     |         - immutable borrow ends here
Sep 14 02:06:59.989 INFO kablam! 
Sep 14 02:07:00.003 INFO kablam! error: aborting due to previous error
Sep 14 02:07:00.003 INFO kablam! 
Sep 14 02:07:00.003 INFO kablam! For more information about this error, try `rustc --explain E0502`.
Sep 14 02:07:00.010 INFO kablam! error: Could not compile `reversi`.
Sep 14 02:07:00.010 INFO kablam! 
Sep 14 02:07:00.010 INFO kablam! To learn more, run the command again with --verbose.
Sep 14 02:07:00.012 INFO kablam! su: No module specific data is present
Sep 14 02:07:01.269 INFO running `"docker" "rm" "-f" "4ceb2cfd14b43967afcd0078ed488e85981d6833e71cab78091c5a6a2689c1de"`
Sep 14 02:07:01.531 INFO blam! 4ceb2cfd14b43967afcd0078ed488e85981d6833e71cab78091c5a6a2689c1de