Sep 01 11:44:20.232 INFO checking wraikny/reversi-rs against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 01 11:44:20.232 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 01 11:44:20.232 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-3/try#952c7dbfa2628309f557b367929ffc17af20b332:/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 +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 11:44:20.477 INFO blam! 88273969c4197ed701e12c02255ec83a493ebb93134567215987a0e3fc352c7f
Sep 01 11:44:20.480 INFO running `"docker" "start" "-a" "88273969c4197ed701e12c02255ec83a493ebb93134567215987a0e3fc352c7f"`
Sep 01 11:44:21.329 INFO kablam!    Compiling rayon-core v1.4.0
Sep 01 11:44:21.331 INFO kablam!     Checking either v1.5.0
Sep 01 11:44:21.332 INFO kablam!     Checking crossbeam-utils v0.2.2
Sep 01 11:44:22.047 INFO kablam!     Checking crossbeam-epoch v0.3.1
Sep 01 11:44:23.252 INFO kablam!     Checking crossbeam-deque v0.2.0
Sep 01 11:44:25.437 INFO kablam!     Checking rayon v1.0.1
Sep 01 11:44:32.759 INFO kablam!     Checking reversi v0.1.0 (file:///source)
Sep 01 11:44:33.650 INFO kablam! error[E0502]: cannot borrow `self.colors` as mutable because it is also borrowed as immutable
Sep 01 11:44:33.650 INFO kablam!    --> src/board.rs:237:13
Sep 01 11:44:33.650 INFO kablam!     |
Sep 01 11:44:33.650 INFO kablam! 236 |         if let Some(Some(color)) = self.colors.get(&coordinate) {
Sep 01 11:44:33.650 INFO kablam!     |                                    ----------- immutable borrow occurs here
Sep 01 11:44:33.650 INFO kablam! 237 |             self.colors.insert(coordinate, Some(color.rev()));
Sep 01 11:44:33.650 INFO kablam!     |             ^^^^^^^^^^^ mutable borrow occurs here
Sep 01 11:44:33.650 INFO kablam! 238 |         }
Sep 01 11:44:33.650 INFO kablam!     |         - immutable borrow ends here
Sep 01 11:44:33.650 INFO kablam! 
Sep 01 11:44:33.664 INFO kablam! error: aborting due to previous error
Sep 01 11:44:33.664 INFO kablam! 
Sep 01 11:44:33.664 INFO kablam! For more information about this error, try `rustc --explain E0502`.
Sep 01 11:44:33.675 INFO kablam! error: Could not compile `reversi`.
Sep 01 11:44:33.675 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 01 11:44:33.720 INFO kablam! error[E0502]: cannot borrow `self.colors` as mutable because it is also borrowed as immutable
Sep 01 11:44:33.720 INFO kablam!    --> src/board.rs:237:13
Sep 01 11:44:33.720 INFO kablam!     |
Sep 01 11:44:33.720 INFO kablam! 236 |         if let Some(Some(color)) = self.colors.get(&coordinate) {
Sep 01 11:44:33.720 INFO kablam!     |                                    ----------- immutable borrow occurs here
Sep 01 11:44:33.720 INFO kablam! 237 |             self.colors.insert(coordinate, Some(color.rev()));
Sep 01 11:44:33.720 INFO kablam!     |             ^^^^^^^^^^^ mutable borrow occurs here
Sep 01 11:44:33.720 INFO kablam! 238 |         }
Sep 01 11:44:33.720 INFO kablam!     |         - immutable borrow ends here
Sep 01 11:44:33.720 INFO kablam! 
Sep 01 11:44:33.735 INFO kablam! error: aborting due to previous error
Sep 01 11:44:33.735 INFO kablam! 
Sep 01 11:44:33.735 INFO kablam! For more information about this error, try `rustc --explain E0502`.
Sep 01 11:44:33.747 INFO kablam! error: Could not compile `reversi`.
Sep 01 11:44:33.747 INFO kablam! 
Sep 01 11:44:33.747 INFO kablam! To learn more, run the command again with --verbose.
Sep 01 11:44:33.749 INFO kablam! su: No module specific data is present
Sep 01 11:44:34.168 INFO running `"docker" "rm" "-f" "88273969c4197ed701e12c02255ec83a493ebb93134567215987a0e3fc352c7f"`
Sep 01 11:44:34.299 INFO blam! 88273969c4197ed701e12c02255ec83a493ebb93134567215987a0e3fc352c7f