Sep 14 12:11:59.087 INFO checking orset-0.1.0 against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1
Sep 14 12:11:59.087 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets
Sep 14 12:11:59.087 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-3/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 12:11:59.222 INFO blam! f13e76b905f4df3dbdf617420d34897677ff8053df7aca68b6ab28c6cdb47670
Sep 14 12:11:59.224 INFO running `"docker" "start" "-a" "f13e76b905f4df3dbdf617420d34897677ff8053df7aca68b6ab28c6cdb47670"`
Sep 14 12:12:00.285 INFO kablam! usermod: no changes
Sep 14 12:12:00.355 INFO kablam!     Checking orset v0.1.0 (file:///source)
Sep 14 12:12:00.791 INFO kablam! warning: variable does not need to be mutable
Sep 14 12:12:00.791 INFO kablam!   --> src/lib.rs:76:13
Sep 14 12:12:00.791 INFO kablam!    |
Sep 14 12:12:00.791 INFO kablam! 76 |         let mut adds = self.adds.entry(element).or_insert(Vec::new());
Sep 14 12:12:00.791 INFO kablam!    |             ----^^^^
Sep 14 12:12:00.791 INFO kablam!    |             |
Sep 14 12:12:00.791 INFO kablam!    |             help: remove this `mut`
Sep 14 12:12:00.791 INFO kablam!    |
Sep 14 12:12:00.791 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 14 12:12:00.791 INFO kablam! 
Sep 14 12:12:00.793 INFO kablam! warning: variable does not need to be mutable
Sep 14 12:12:00.793 INFO kablam!   --> src/lib.rs:88:13
Sep 14 12:12:00.793 INFO kablam!    |
Sep 14 12:12:00.793 INFO kablam! 88 |         let mut removes = self.removes.entry(element.clone()).or_insert(Vec::new());
Sep 14 12:12:00.793 INFO kablam!    |             ----^^^^^^^
Sep 14 12:12:00.793 INFO kablam!    |             |
Sep 14 12:12:00.793 INFO kablam!    |             help: remove this `mut`
Sep 14 12:12:00.793 INFO kablam! 
Sep 14 12:12:00.803 INFO kablam! warning: variable does not need to be mutable
Sep 14 12:12:00.803 INFO kablam!   --> src/lib.rs:89:13
Sep 14 12:12:00.803 INFO kablam!    |
Sep 14 12:12:00.803 INFO kablam! 89 |         let mut adds = self.adds.get_mut(&element).unwrap();
Sep 14 12:12:00.803 INFO kablam!    |             ----^^^^
Sep 14 12:12:00.803 INFO kablam!    |             |
Sep 14 12:12:00.803 INFO kablam!    |             help: remove this `mut`
Sep 14 12:12:00.803 INFO kablam! 
Sep 14 12:12:01.429 INFO kablam! warning: variable does not need to be mutable
Sep 14 12:12:01.429 INFO kablam!   --> src/lib.rs:76:13
Sep 14 12:12:01.429 INFO kablam!    |
Sep 14 12:12:01.429 INFO kablam! 76 |         let mut adds = self.adds.entry(element).or_insert(Vec::new());
Sep 14 12:12:01.429 INFO kablam!    |             ----^^^^
Sep 14 12:12:01.429 INFO kablam!    |             |
Sep 14 12:12:01.429 INFO kablam!    |             help: remove this `mut`
Sep 14 12:12:01.429 INFO kablam!    |
Sep 14 12:12:01.429 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 14 12:12:01.429 INFO kablam! 
Sep 14 12:12:01.435 INFO kablam! warning: variable does not need to be mutable
Sep 14 12:12:01.435 INFO kablam!   --> src/lib.rs:88:13
Sep 14 12:12:01.435 INFO kablam!    |
Sep 14 12:12:01.435 INFO kablam! 88 |         let mut removes = self.removes.entry(element.clone()).or_insert(Vec::new());
Sep 14 12:12:01.435 INFO kablam!    |             ----^^^^^^^
Sep 14 12:12:01.435 INFO kablam!    |             |
Sep 14 12:12:01.435 INFO kablam!    |             help: remove this `mut`
Sep 14 12:12:01.435 INFO kablam! 
Sep 14 12:12:01.435 INFO kablam! warning: variable does not need to be mutable
Sep 14 12:12:01.435 INFO kablam!   --> src/lib.rs:89:13
Sep 14 12:12:01.435 INFO kablam!    |
Sep 14 12:12:01.435 INFO kablam! 89 |         let mut adds = self.adds.get_mut(&element).unwrap();
Sep 14 12:12:01.435 INFO kablam!    |             ----^^^^
Sep 14 12:12:01.435 INFO kablam!    |             |
Sep 14 12:12:01.435 INFO kablam!    |             help: remove this `mut`
Sep 14 12:12:01.435 INFO kablam! 
Sep 14 12:12:01.493 INFO kablam! warning: variable does not need to be mutable
Sep 14 12:12:01.493 INFO kablam!    --> src/lib.rs:516:13
Sep 14 12:12:01.493 INFO kablam!     |
Sep 14 12:12:01.493 INFO kablam! 516 |         let mut orset =
Sep 14 12:12:01.493 INFO kablam!     |             ----^^^^^
Sep 14 12:12:01.493 INFO kablam!     |             |
Sep 14 12:12:01.493 INFO kablam!     |             help: remove this `mut`
Sep 14 12:12:01.493 INFO kablam! 
Sep 14 12:12:01.493 INFO kablam! warning: variable does not need to be mutable
Sep 14 12:12:01.493 INFO kablam!    --> src/lib.rs:519:13
Sep 14 12:12:01.493 INFO kablam!     |
Sep 14 12:12:01.493 INFO kablam! 519 |         let mut mutator = mutators.entry(node).or_insert(Vec::new());
Sep 14 12:12:01.493 INFO kablam!     |             ----^^^^^^^
Sep 14 12:12:01.493 INFO kablam!     |             |
Sep 14 12:12:01.493 INFO kablam!     |             help: remove this `mut`
Sep 14 12:12:01.493 INFO kablam! 
Sep 14 12:12:01.579 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
Sep 14 12:12:01.585 INFO kablam! su: No module specific data is present
Sep 14 12:12:02.738 INFO running `"docker" "rm" "-f" "f13e76b905f4df3dbdf617420d34897677ff8053df7aca68b6ab28c6cdb47670"`
Sep 14 12:12:02.979 INFO blam! f13e76b905f4df3dbdf617420d34897677ff8053df7aca68b6ab28c6cdb47670