Sep 10 13:28:44.977 INFO checking orset-0.2.0 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 13:28:44.978 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 13:28:44.978 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-4/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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 +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 13:28:45.150 INFO blam! b2658cd589cad254096519c2d9166de4a01c4c37d906798fe98875d9db46a6cb
Sep 10 13:28:45.152 INFO running `"docker" "start" "-a" "b2658cd589cad254096519c2d9166de4a01c4c37d906798fe98875d9db46a6cb"`
Sep 10 13:28:46.360 INFO kablam! usermod: no changes
Sep 10 13:28:46.446 INFO kablam!     Checking orset v0.2.0 (file:///source)
Sep 10 13:28:47.186 INFO kablam! warning: variable does not need to be mutable
Sep 10 13:28:47.186 INFO kablam!   --> src/lib.rs:77:13
Sep 10 13:28:47.186 INFO kablam!    |
Sep 10 13:28:47.186 INFO kablam! 77 |         let mut adds = self.adds.entry(element).or_insert(Vec::new());
Sep 10 13:28:47.186 INFO kablam!    |             ----^^^^
Sep 10 13:28:47.186 INFO kablam!    |             |
Sep 10 13:28:47.186 INFO kablam!    |             help: remove this `mut`
Sep 10 13:28:47.192 INFO kablam!    |
Sep 10 13:28:47.192 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 13:28:47.192 INFO kablam! 
Sep 10 13:28:47.194 INFO kablam! warning: variable does not need to be mutable
Sep 10 13:28:47.194 INFO kablam!   --> src/lib.rs:89:13
Sep 10 13:28:47.194 INFO kablam!    |
Sep 10 13:28:47.194 INFO kablam! 89 |         let mut removes = self.removes.entry(element.clone()).or_insert(Vec::new());
Sep 10 13:28:47.194 INFO kablam!    |             ----^^^^^^^
Sep 10 13:28:47.194 INFO kablam!    |             |
Sep 10 13:28:47.194 INFO kablam!    |             help: remove this `mut`
Sep 10 13:28:47.194 INFO kablam! 
Sep 10 13:28:47.194 INFO kablam! warning: variable does not need to be mutable
Sep 10 13:28:47.194 INFO kablam!   --> src/lib.rs:90:13
Sep 10 13:28:47.194 INFO kablam!    |
Sep 10 13:28:47.194 INFO kablam! 90 |         let mut adds = self.adds.get_mut(&element).unwrap();
Sep 10 13:28:47.194 INFO kablam!    |             ----^^^^
Sep 10 13:28:47.194 INFO kablam!    |             |
Sep 10 13:28:47.194 INFO kablam!    |             help: remove this `mut`
Sep 10 13:28:47.194 INFO kablam! 
Sep 10 13:28:47.600 INFO kablam! warning: variable does not need to be mutable
Sep 10 13:28:47.600 INFO kablam!   --> src/lib.rs:77:13
Sep 10 13:28:47.600 INFO kablam!    |
Sep 10 13:28:47.600 INFO kablam! 77 |         let mut adds = self.adds.entry(element).or_insert(Vec::new());
Sep 10 13:28:47.600 INFO kablam!    |             ----^^^^
Sep 10 13:28:47.600 INFO kablam!    |             |
Sep 10 13:28:47.600 INFO kablam!    |             help: remove this `mut`
Sep 10 13:28:47.600 INFO kablam!    |
Sep 10 13:28:47.600 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 13:28:47.600 INFO kablam! 
Sep 10 13:28:47.602 INFO kablam! warning: variable does not need to be mutable
Sep 10 13:28:47.602 INFO kablam!   --> src/lib.rs:89:13
Sep 10 13:28:47.602 INFO kablam!    |
Sep 10 13:28:47.602 INFO kablam! 89 |         let mut removes = self.removes.entry(element.clone()).or_insert(Vec::new());
Sep 10 13:28:47.602 INFO kablam!    |             ----^^^^^^^
Sep 10 13:28:47.602 INFO kablam!    |             |
Sep 10 13:28:47.602 INFO kablam!    |             help: remove this `mut`
Sep 10 13:28:47.603 INFO kablam! 
Sep 10 13:28:47.603 INFO kablam! warning: variable does not need to be mutable
Sep 10 13:28:47.603 INFO kablam!   --> src/lib.rs:90:13
Sep 10 13:28:47.603 INFO kablam!    |
Sep 10 13:28:47.603 INFO kablam! 90 |         let mut adds = self.adds.get_mut(&element).unwrap();
Sep 10 13:28:47.603 INFO kablam!    |             ----^^^^
Sep 10 13:28:47.603 INFO kablam!    |             |
Sep 10 13:28:47.603 INFO kablam!    |             help: remove this `mut`
Sep 10 13:28:47.603 INFO kablam! 
Sep 10 13:28:47.653 INFO kablam! warning: variable does not need to be mutable
Sep 10 13:28:47.653 INFO kablam!    --> src/lib.rs:517:13
Sep 10 13:28:47.653 INFO kablam!     |
Sep 10 13:28:47.653 INFO kablam! 517 |         let mut orset =
Sep 10 13:28:47.653 INFO kablam!     |             ----^^^^^
Sep 10 13:28:47.653 INFO kablam!     |             |
Sep 10 13:28:47.653 INFO kablam!     |             help: remove this `mut`
Sep 10 13:28:47.653 INFO kablam! 
Sep 10 13:28:47.653 INFO kablam! warning: variable does not need to be mutable
Sep 10 13:28:47.653 INFO kablam!    --> src/lib.rs:520:13
Sep 10 13:28:47.653 INFO kablam!     |
Sep 10 13:28:47.653 INFO kablam! 520 |         let mut mutator = mutators.entry(node).or_insert(Vec::new());
Sep 10 13:28:47.653 INFO kablam!     |             ----^^^^^^^
Sep 10 13:28:47.653 INFO kablam!     |             |
Sep 10 13:28:47.653 INFO kablam!     |             help: remove this `mut`
Sep 10 13:28:47.653 INFO kablam! 
Sep 10 13:28:47.700 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
Sep 10 13:28:47.714 INFO kablam! su: No module specific data is present
Sep 10 13:28:48.886 INFO running `"docker" "rm" "-f" "b2658cd589cad254096519c2d9166de4a01c4c37d906798fe98875d9db46a6cb"`
Sep 10 13:28:48.995 INFO blam! b2658cd589cad254096519c2d9166de4a01c4c37d906798fe98875d9db46a6cb