Sep 01 12:09:12.559 INFO checking orset-0.2.0 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 12:09:12.559 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 12:09:12.559 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-2/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 12:09:12.730 INFO blam! 6c714d9eae259bbe0db916c98741de65b5783408873a4c6b22f1e4758933c3a5
Sep 01 12:09:12.732 INFO running `"docker" "start" "-a" "6c714d9eae259bbe0db916c98741de65b5783408873a4c6b22f1e4758933c3a5"`
Sep 01 12:09:13.616 INFO kablam!     Checking orset v0.2.0 (file:///source)
Sep 01 12:09:14.641 INFO kablam! warning: variable does not need to be mutable
Sep 01 12:09:14.641 INFO kablam!   --> src/lib.rs:77:13
Sep 01 12:09:14.641 INFO kablam!    |
Sep 01 12:09:14.641 INFO kablam! 77 |         let mut adds = self.adds.entry(element).or_insert(Vec::new());
Sep 01 12:09:14.641 INFO kablam!    |             ----^^^^
Sep 01 12:09:14.641 INFO kablam!    |             |
Sep 01 12:09:14.641 INFO kablam!    |             help: remove this `mut`
Sep 01 12:09:14.641 INFO kablam!    |
Sep 01 12:09:14.641 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 12:09:14.641 INFO kablam! 
Sep 01 12:09:14.646 INFO kablam! warning: variable does not need to be mutable
Sep 01 12:09:14.646 INFO kablam!   --> src/lib.rs:89:13
Sep 01 12:09:14.646 INFO kablam!    |
Sep 01 12:09:14.646 INFO kablam! 89 |         let mut removes = self.removes.entry(element.clone()).or_insert(Vec::new());
Sep 01 12:09:14.646 INFO kablam!    |             ----^^^^^^^
Sep 01 12:09:14.646 INFO kablam!    |             |
Sep 01 12:09:14.646 INFO kablam!    |             help: remove this `mut`
Sep 01 12:09:14.646 INFO kablam! 
Sep 01 12:09:14.647 INFO kablam! warning: variable does not need to be mutable
Sep 01 12:09:14.647 INFO kablam!   --> src/lib.rs:90:13
Sep 01 12:09:14.647 INFO kablam!    |
Sep 01 12:09:14.647 INFO kablam! 90 |         let mut adds = self.adds.get_mut(&element).unwrap();
Sep 01 12:09:14.647 INFO kablam!    |             ----^^^^
Sep 01 12:09:14.647 INFO kablam!    |             |
Sep 01 12:09:14.647 INFO kablam!    |             help: remove this `mut`
Sep 01 12:09:14.647 INFO kablam! 
Sep 01 12:09:15.477 INFO kablam! warning: variable does not need to be mutable
Sep 01 12:09:15.477 INFO kablam!   --> src/lib.rs:77:13
Sep 01 12:09:15.477 INFO kablam!    |
Sep 01 12:09:15.477 INFO kablam! 77 |         let mut adds = self.adds.entry(element).or_insert(Vec::new());
Sep 01 12:09:15.478 INFO kablam!    |             ----^^^^
Sep 01 12:09:15.478 INFO kablam!    |             |
Sep 01 12:09:15.478 INFO kablam!    |             help: remove this `mut`
Sep 01 12:09:15.478 INFO kablam!    |
Sep 01 12:09:15.478 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 12:09:15.478 INFO kablam! 
Sep 01 12:09:15.481 INFO kablam! warning: variable does not need to be mutable
Sep 01 12:09:15.481 INFO kablam!   --> src/lib.rs:89:13
Sep 01 12:09:15.481 INFO kablam!    |
Sep 01 12:09:15.481 INFO kablam! 89 |         let mut removes = self.removes.entry(element.clone()).or_insert(Vec::new());
Sep 01 12:09:15.481 INFO kablam!    |             ----^^^^^^^
Sep 01 12:09:15.481 INFO kablam!    |             |
Sep 01 12:09:15.482 INFO kablam!    |             help: remove this `mut`
Sep 01 12:09:15.482 INFO kablam! 
Sep 01 12:09:15.482 INFO kablam! warning: variable does not need to be mutable
Sep 01 12:09:15.482 INFO kablam!   --> src/lib.rs:90:13
Sep 01 12:09:15.482 INFO kablam!    |
Sep 01 12:09:15.482 INFO kablam! 90 |         let mut adds = self.adds.get_mut(&element).unwrap();
Sep 01 12:09:15.482 INFO kablam!    |             ----^^^^
Sep 01 12:09:15.482 INFO kablam!    |             |
Sep 01 12:09:15.482 INFO kablam!    |             help: remove this `mut`
Sep 01 12:09:15.482 INFO kablam! 
Sep 01 12:09:15.548 INFO kablam! warning: variable does not need to be mutable
Sep 01 12:09:15.548 INFO kablam!    --> src/lib.rs:517:13
Sep 01 12:09:15.548 INFO kablam!     |
Sep 01 12:09:15.548 INFO kablam! 517 |         let mut orset =
Sep 01 12:09:15.549 INFO kablam!     |             ----^^^^^
Sep 01 12:09:15.549 INFO kablam!     |             |
Sep 01 12:09:15.549 INFO kablam!     |             help: remove this `mut`
Sep 01 12:09:15.549 INFO kablam! 
Sep 01 12:09:15.549 INFO kablam! warning: variable does not need to be mutable
Sep 01 12:09:15.549 INFO kablam!    --> src/lib.rs:520:13
Sep 01 12:09:15.549 INFO kablam!     |
Sep 01 12:09:15.549 INFO kablam! 520 |         let mut mutator = mutators.entry(node).or_insert(Vec::new());
Sep 01 12:09:15.549 INFO kablam!     |             ----^^^^^^^
Sep 01 12:09:15.549 INFO kablam!     |             |
Sep 01 12:09:15.549 INFO kablam!     |             help: remove this `mut`
Sep 01 12:09:15.549 INFO kablam! 
Sep 01 12:09:15.586 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.04s
Sep 01 12:09:15.592 INFO kablam! su: No module specific data is present
Sep 01 12:09:16.263 INFO running `"docker" "rm" "-f" "6c714d9eae259bbe0db916c98741de65b5783408873a4c6b22f1e4758933c3a5"`
Sep 01 12:09:16.340 INFO blam! 6c714d9eae259bbe0db916c98741de65b5783408873a4c6b22f1e4758933c3a5