Sep 03 19:02:41.702 INFO checking wraikny/reversi-rs against try#5fe695a3844714c70e8f7731a553f7947987a68a for pr-53913
Sep 03 19:02:41.703 INFO running: cargo +5fe695a3844714c70e8f7731a553f7947987a68a-alt check --frozen --all --all-targets
Sep 03 19:02:41.703 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53913/try#5fe695a3844714c70e8f7731a553f7947987a68a:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-3/try#5fe695a3844714c70e8f7731a553f7947987a68a:/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 +5fe695a3844714c70e8f7731a553f7947987a68a-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 03 19:02:41.939 INFO blam! 33987ccd1d840d1dba8cba995cdb5bec17ec9f6b442a4807030a4edbabafa197
Sep 03 19:02:41.941 INFO running `"docker" "start" "-a" "33987ccd1d840d1dba8cba995cdb5bec17ec9f6b442a4807030a4edbabafa197"`
Sep 03 19:02:42.760 INFO kablam!     Checking cfg-if v0.1.4
Sep 03 19:02:42.761 INFO kablam!     Checking scopeguard v0.3.3
Sep 03 19:02:42.761 INFO kablam!     Checking lazy_static v1.0.1
Sep 03 19:02:42.762 INFO kablam!     Checking memoffset v0.2.1
Sep 03 19:02:42.763 INFO kablam!    Compiling rayon-core v1.4.0
Sep 03 19:02:42.764 INFO kablam!     Checking libc v0.2.42
Sep 03 19:02:42.766 INFO kablam!     Checking either v1.5.0
Sep 03 19:02:42.767 INFO kablam!     Checking arrayvec v0.4.7
Sep 03 19:02:42.923 INFO kablam!     Checking crossbeam-utils v0.2.2
Sep 03 19:02:44.262 INFO kablam!     Checking crossbeam-epoch v0.3.1
Sep 03 19:02:45.321 INFO kablam!     Checking crossbeam-deque v0.2.0
Sep 03 19:02:45.653 INFO kablam!     Checking rand v0.4.2
Sep 03 19:02:45.653 INFO kablam!     Checking num_cpus v1.8.0
Sep 03 19:02:48.541 INFO kablam!     Checking rayon v1.0.1
Sep 03 19:02:52.884 INFO kablam!     Checking reversi v0.1.0 (file:///source)
Sep 03 19:02:53.592 INFO kablam! error[E0502]: cannot borrow `self.colors` as mutable because it is also borrowed as immutable
Sep 03 19:02:53.592 INFO kablam!    --> src/board.rs:237:13
Sep 03 19:02:53.592 INFO kablam!     |
Sep 03 19:02:53.592 INFO kablam! 236 |         if let Some(Some(color)) = self.colors.get(&coordinate) {
Sep 03 19:02:53.592 INFO kablam!     |                                    ----------- immutable borrow occurs here
Sep 03 19:02:53.592 INFO kablam! 237 |             self.colors.insert(coordinate, Some(color.rev()));
Sep 03 19:02:53.592 INFO kablam!     |             ^^^^^^^^^^^ mutable borrow occurs here
Sep 03 19:02:53.592 INFO kablam! 238 |         }
Sep 03 19:02:53.592 INFO kablam!     |         - immutable borrow ends here
Sep 03 19:02:53.593 INFO kablam! 
Sep 03 19:02:53.600 INFO kablam! error[E0502]: cannot borrow `self.colors` as mutable because it is also borrowed as immutable
Sep 03 19:02:53.600 INFO kablam!    --> src/board.rs:237:13
Sep 03 19:02:53.600 INFO kablam!     |
Sep 03 19:02:53.600 INFO kablam! 236 |         if let Some(Some(color)) = self.colors.get(&coordinate) {
Sep 03 19:02:53.601 INFO kablam!     |                                    ----------- immutable borrow occurs here
Sep 03 19:02:53.601 INFO kablam! 237 |             self.colors.insert(coordinate, Some(color.rev()));
Sep 03 19:02:53.601 INFO kablam!     |             ^^^^^^^^^^^ mutable borrow occurs here
Sep 03 19:02:53.601 INFO kablam! 238 |         }
Sep 03 19:02:53.601 INFO kablam!     |         - immutable borrow ends here
Sep 03 19:02:53.601 INFO kablam! 
Sep 03 19:02:53.605 INFO kablam! error: aborting due to previous error
Sep 03 19:02:53.605 INFO kablam! 
Sep 03 19:02:53.605 INFO kablam! For more information about this error, try `rustc --explain E0502`.
Sep 03 19:02:53.609 INFO kablam! error: aborting due to previous error
Sep 03 19:02:53.609 INFO kablam! 
Sep 03 19:02:53.609 INFO kablam! For more information about this error, try `rustc --explain E0502`.
Sep 03 19:02:53.614 INFO kablam! error: Could not compile `reversi`.
Sep 03 19:02:53.614 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 03 19:02:53.616 INFO kablam! error: Could not compile `reversi`.
Sep 03 19:02:53.616 INFO kablam! 
Sep 03 19:02:53.616 INFO kablam! To learn more, run the command again with --verbose.
Sep 03 19:02:53.617 INFO kablam! su: No module specific data is present
Sep 03 19:02:54.114 INFO running `"docker" "rm" "-f" "33987ccd1d840d1dba8cba995cdb5bec17ec9f6b442a4807030a4edbabafa197"`
Sep 03 19:02:54.252 INFO blam! 33987ccd1d840d1dba8cba995cdb5bec17ec9f6b442a4807030a4edbabafa197