Sep 06 03:34:15.038 INFO checking multimap-0.4.0 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 03:34:15.038 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 03:34:15.039 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-6/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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 +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 03:34:15.251 INFO blam! a53aec88fa4cfad4eddaf90cb85aef185bb26813b31f0e29fa916f9553bbf29d
Sep 06 03:34:15.253 INFO running `"docker" "start" "-a" "a53aec88fa4cfad4eddaf90cb85aef185bb26813b31f0e29fa916f9553bbf29d"`
Sep 06 03:34:16.169 INFO kablam! usermod: no changes
Sep 06 03:34:16.279 INFO kablam!     Checking multimap v0.4.0 (file:///source)
Sep 06 03:34:16.782 INFO kablam! warning: variable does not need to be mutable
Sep 06 03:34:16.782 INFO kablam!    --> src/lib.rs:249:36
Sep 06 03:34:16.782 INFO kablam!     |
Sep 06 03:34:16.782 INFO kablam! 249 |         self.inner.get_mut(k).map(|mut v| v.get_mut(0).unwrap())
Sep 06 03:34:16.782 INFO kablam!     |                                    ----^
Sep 06 03:34:16.782 INFO kablam!     |                                    |
Sep 06 03:34:16.782 INFO kablam!     |                                    help: remove this `mut`
Sep 06 03:34:16.782 INFO kablam!     |
Sep 06 03:34:16.782 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 06 03:34:16.782 INFO kablam! 
Sep 06 03:34:16.806 INFO kablam! warning: variable does not need to be mutable
Sep 06 03:34:16.806 INFO kablam!    --> src/lib.rs:590:18
Sep 06 03:34:16.806 INFO kablam!     |
Sep 06 03:34:16.806 INFO kablam! 590 |     fn into_iter(mut self) -> IterAllMut<'a, K, Vec<V>> {
Sep 06 03:34:16.806 INFO kablam!     |                  ----^^^^
Sep 06 03:34:16.806 INFO kablam!     |                  |
Sep 06 03:34:16.806 INFO kablam!     |                  help: remove this `mut`
Sep 06 03:34:16.806 INFO kablam! 
Sep 06 03:34:17.258 INFO kablam! warning: variable does not need to be mutable
Sep 06 03:34:17.258 INFO kablam!    --> src/lib.rs:249:36
Sep 06 03:34:17.258 INFO kablam!     |
Sep 06 03:34:17.258 INFO kablam! 249 |         self.inner.get_mut(k).map(|mut v| v.get_mut(0).unwrap())
Sep 06 03:34:17.258 INFO kablam!     |                                    ----^
Sep 06 03:34:17.258 INFO kablam!     |                                    |
Sep 06 03:34:17.258 INFO kablam!     |                                    help: remove this `mut`
Sep 06 03:34:17.258 INFO kablam!     |
Sep 06 03:34:17.258 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 06 03:34:17.258 INFO kablam! 
Sep 06 03:34:17.274 INFO kablam! warning: variable does not need to be mutable
Sep 06 03:34:17.274 INFO kablam!    --> src/lib.rs:590:18
Sep 06 03:34:17.274 INFO kablam!     |
Sep 06 03:34:17.274 INFO kablam! 590 |     fn into_iter(mut self) -> IterAllMut<'a, K, Vec<V>> {
Sep 06 03:34:17.274 INFO kablam!     |                  ----^^^^
Sep 06 03:34:17.274 INFO kablam!     |                  |
Sep 06 03:34:17.274 INFO kablam!     |                  help: remove this `mut`
Sep 06 03:34:17.274 INFO kablam! 
Sep 06 03:34:17.372 INFO kablam! warning: variable does not need to be mutable
Sep 06 03:34:17.372 INFO kablam!     --> src/lib.rs:1112:17
Sep 06 03:34:17.372 INFO kablam!      |
Sep 06 03:34:17.372 INFO kablam! 1112 |             let mut v = m.entry(1).or_insert(43);
Sep 06 03:34:17.373 INFO kablam!      |                 ----^
Sep 06 03:34:17.373 INFO kablam!      |                 |
Sep 06 03:34:17.373 INFO kablam!      |                 help: remove this `mut`
Sep 06 03:34:17.373 INFO kablam! 
Sep 06 03:34:17.377 INFO kablam! warning: variable does not need to be mutable
Sep 06 03:34:17.378 INFO kablam!     --> src/lib.rs:1128:17
Sep 06 03:34:17.378 INFO kablam!      |
Sep 06 03:34:17.378 INFO kablam! 1128 |             let mut v = m.entry(1).or_insert_vec(vec![43]);
Sep 06 03:34:17.378 INFO kablam!      |                 ----^
Sep 06 03:34:17.378 INFO kablam!      |                 |
Sep 06 03:34:17.378 INFO kablam!      |                 help: remove this `mut`
Sep 06 03:34:17.378 INFO kablam! 
Sep 06 03:34:17.438 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
Sep 06 03:34:17.446 INFO kablam! su: No module specific data is present
Sep 06 03:34:18.540 INFO running `"docker" "rm" "-f" "a53aec88fa4cfad4eddaf90cb85aef185bb26813b31f0e29fa916f9553bbf29d"`
Sep 06 03:34:18.635 INFO blam! a53aec88fa4cfad4eddaf90cb85aef185bb26813b31f0e29fa916f9553bbf29d