Nov 04 20:45:51.049 INFO checking multimap-0.4.0 against master#2ad8c7b3502616aff142a4640cce911c6c2c5463 for pr-55655
Nov 04 20:45:51.049 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-1/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55655/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2ad8c7b3502616aff142a4640cce911c6c2c5463-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 04 20:45:51.331 INFO blam! 782c466d469fd749fbf366fb12664ba83d03bcf6ee7f8b523965d926e8e8f184
Nov 04 20:45:51.337 INFO running `"docker" "start" "-a" "782c466d469fd749fbf366fb12664ba83d03bcf6ee7f8b523965d926e8e8f184"`
Nov 04 20:45:52.131 INFO kablam! usermod: no changes
Nov 04 20:45:52.196 INFO kablam!     Checking serde_test v1.0.80
Nov 04 20:45:52.199 INFO kablam!     Checking multimap v0.4.0 (/source)
Nov 04 20:45:52.851 INFO kablam! warning: variable does not need to be mutable
Nov 04 20:45:52.851 INFO kablam!    --> src/lib.rs:249:36
Nov 04 20:45:52.851 INFO kablam!     |
Nov 04 20:45:52.851 INFO kablam! 249 |         self.inner.get_mut(k).map(|mut v| v.get_mut(0).unwrap())
Nov 04 20:45:52.851 INFO kablam!     |                                    ----^
Nov 04 20:45:52.851 INFO kablam!     |                                    |
Nov 04 20:45:52.851 INFO kablam!     |                                    help: remove this `mut`
Nov 04 20:45:52.851 INFO kablam!     |
Nov 04 20:45:52.851 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 04 20:45:52.851 INFO kablam! 
Nov 04 20:45:52.861 INFO kablam! warning: variable does not need to be mutable
Nov 04 20:45:52.861 INFO kablam!    --> src/lib.rs:590:18
Nov 04 20:45:52.861 INFO kablam!     |
Nov 04 20:45:52.861 INFO kablam! 590 |     fn into_iter(mut self) -> IterAllMut<'a, K, Vec<V>> {
Nov 04 20:45:52.861 INFO kablam!     |                  ----^^^^
Nov 04 20:45:52.861 INFO kablam!     |                  |
Nov 04 20:45:52.861 INFO kablam!     |                  help: remove this `mut`
Nov 04 20:45:52.861 INFO kablam! 
Nov 04 20:45:55.192 INFO kablam! warning: variable does not need to be mutable
Nov 04 20:45:55.192 INFO kablam!    --> src/lib.rs:249:36
Nov 04 20:45:55.192 INFO kablam!     |
Nov 04 20:45:55.192 INFO kablam! 249 |         self.inner.get_mut(k).map(|mut v| v.get_mut(0).unwrap())
Nov 04 20:45:55.192 INFO kablam!     |                                    ----^
Nov 04 20:45:55.192 INFO kablam!     |                                    |
Nov 04 20:45:55.192 INFO kablam!     |                                    help: remove this `mut`
Nov 04 20:45:55.192 INFO kablam!     |
Nov 04 20:45:55.192 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 04 20:45:55.192 INFO kablam! 
Nov 04 20:45:55.211 INFO kablam! warning: variable does not need to be mutable
Nov 04 20:45:55.211 INFO kablam!    --> src/lib.rs:590:18
Nov 04 20:45:55.211 INFO kablam!     |
Nov 04 20:45:55.211 INFO kablam! 590 |     fn into_iter(mut self) -> IterAllMut<'a, K, Vec<V>> {
Nov 04 20:45:55.211 INFO kablam!     |                  ----^^^^
Nov 04 20:45:55.211 INFO kablam!     |                  |
Nov 04 20:45:55.211 INFO kablam!     |                  help: remove this `mut`
Nov 04 20:45:55.211 INFO kablam! 
Nov 04 20:45:55.283 INFO kablam! warning: variable does not need to be mutable
Nov 04 20:45:55.283 INFO kablam!     --> src/lib.rs:1112:17
Nov 04 20:45:55.283 INFO kablam!      |
Nov 04 20:45:55.283 INFO kablam! 1112 |             let mut v = m.entry(1).or_insert(43);
Nov 04 20:45:55.283 INFO kablam!      |                 ----^
Nov 04 20:45:55.283 INFO kablam!      |                 |
Nov 04 20:45:55.283 INFO kablam!      |                 help: remove this `mut`
Nov 04 20:45:55.283 INFO kablam! 
Nov 04 20:45:55.293 INFO kablam! warning: variable does not need to be mutable
Nov 04 20:45:55.293 INFO kablam!     --> src/lib.rs:1128:17
Nov 04 20:45:55.293 INFO kablam!      |
Nov 04 20:45:55.293 INFO kablam! 1128 |             let mut v = m.entry(1).or_insert_vec(vec![43]);
Nov 04 20:45:55.293 INFO kablam!      |                 ----^
Nov 04 20:45:55.293 INFO kablam!      |                 |
Nov 04 20:45:55.293 INFO kablam!      |                 help: remove this `mut`
Nov 04 20:45:55.293 INFO kablam! 
Nov 04 20:45:55.348 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.19s
Nov 04 20:45:55.353 INFO kablam! su: No module specific data is present
Nov 04 20:45:55.947 INFO running `"docker" "rm" "-f" "782c466d469fd749fbf366fb12664ba83d03bcf6ee7f8b523965d926e8e8f184"`
Nov 04 20:45:56.230 INFO blam! 782c466d469fd749fbf366fb12664ba83d03bcf6ee7f8b523965d926e8e8f184