Sep 21 06:47:14.477 INFO checking multimap-0.4.0 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 06:47:14.477 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 06:47:14.478 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-6/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/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 +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 06:47:14.730 INFO blam! 6fe97e53b54e96e11905f4b675684c366b27befe48e3468c59901cce712d2653
Sep 21 06:47:14.732 INFO running `"docker" "start" "-a" "6fe97e53b54e96e11905f4b675684c366b27befe48e3468c59901cce712d2653"`
Sep 21 06:47:15.720 INFO kablam! usermod: no changes
Sep 21 06:47:15.806 INFO kablam!     Checking multimap v0.4.0 (/source)
Sep 21 06:47:16.590 INFO kablam! warning: variable does not need to be mutable
Sep 21 06:47:16.590 INFO kablam!    --> src/lib.rs:249:36
Sep 21 06:47:16.590 INFO kablam!     |
Sep 21 06:47:16.590 INFO kablam! 249 |         self.inner.get_mut(k).map(|mut v| v.get_mut(0).unwrap())
Sep 21 06:47:16.590 INFO kablam!     |                                    ----^
Sep 21 06:47:16.590 INFO kablam!     |                                    |
Sep 21 06:47:16.590 INFO kablam!     |                                    help: remove this `mut`
Sep 21 06:47:16.590 INFO kablam!     |
Sep 21 06:47:16.594 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 21 06:47:16.594 INFO kablam! 
Sep 21 06:47:16.602 INFO kablam! warning: variable does not need to be mutable
Sep 21 06:47:16.602 INFO kablam!    --> src/lib.rs:590:18
Sep 21 06:47:16.602 INFO kablam!     |
Sep 21 06:47:16.602 INFO kablam! 590 |     fn into_iter(mut self) -> IterAllMut<'a, K, Vec<V>> {
Sep 21 06:47:16.602 INFO kablam!     |                  ----^^^^
Sep 21 06:47:16.602 INFO kablam!     |                  |
Sep 21 06:47:16.602 INFO kablam!     |                  help: remove this `mut`
Sep 21 06:47:16.602 INFO kablam! 
Sep 21 06:47:16.922 INFO kablam! warning: variable does not need to be mutable
Sep 21 06:47:16.922 INFO kablam!    --> src/lib.rs:249:36
Sep 21 06:47:16.922 INFO kablam!     |
Sep 21 06:47:16.922 INFO kablam! 249 |         self.inner.get_mut(k).map(|mut v| v.get_mut(0).unwrap())
Sep 21 06:47:16.922 INFO kablam!     |                                    ----^
Sep 21 06:47:16.922 INFO kablam!     |                                    |
Sep 21 06:47:16.922 INFO kablam!     |                                    help: remove this `mut`
Sep 21 06:47:16.922 INFO kablam!     |
Sep 21 06:47:16.922 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 21 06:47:16.922 INFO kablam! 
Sep 21 06:47:16.934 INFO kablam! warning: variable does not need to be mutable
Sep 21 06:47:16.934 INFO kablam!    --> src/lib.rs:590:18
Sep 21 06:47:16.934 INFO kablam!     |
Sep 21 06:47:16.934 INFO kablam! 590 |     fn into_iter(mut self) -> IterAllMut<'a, K, Vec<V>> {
Sep 21 06:47:16.934 INFO kablam!     |                  ----^^^^
Sep 21 06:47:16.934 INFO kablam!     |                  |
Sep 21 06:47:16.934 INFO kablam!     |                  help: remove this `mut`
Sep 21 06:47:16.934 INFO kablam! 
Sep 21 06:47:17.020 INFO kablam! warning: variable does not need to be mutable
Sep 21 06:47:17.020 INFO kablam!     --> src/lib.rs:1112:17
Sep 21 06:47:17.020 INFO kablam!      |
Sep 21 06:47:17.020 INFO kablam! 1112 |             let mut v = m.entry(1).or_insert(43);
Sep 21 06:47:17.020 INFO kablam!      |                 ----^
Sep 21 06:47:17.020 INFO kablam!      |                 |
Sep 21 06:47:17.020 INFO kablam!      |                 help: remove this `mut`
Sep 21 06:47:17.020 INFO kablam! 
Sep 21 06:47:17.026 INFO kablam! warning: variable does not need to be mutable
Sep 21 06:47:17.026 INFO kablam!     --> src/lib.rs:1128:17
Sep 21 06:47:17.026 INFO kablam!      |
Sep 21 06:47:17.026 INFO kablam! 1128 |             let mut v = m.entry(1).or_insert_vec(vec![43]);
Sep 21 06:47:17.026 INFO kablam!      |                 ----^
Sep 21 06:47:17.026 INFO kablam!      |                 |
Sep 21 06:47:17.026 INFO kablam!      |                 help: remove this `mut`
Sep 21 06:47:17.026 INFO kablam! 
Sep 21 06:47:17.170 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
Sep 21 06:47:17.173 INFO kablam! su: No module specific data is present
Sep 21 06:47:17.994 INFO running `"docker" "rm" "-f" "6fe97e53b54e96e11905f4b675684c366b27befe48e3468c59901cce712d2653"`
Sep 21 06:47:18.108 INFO blam! 6fe97e53b54e96e11905f4b675684c366b27befe48e3468c59901cce712d2653