Sep 21 01:28:36.083 INFO checking ttl_cache-0.3.0 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 01:28:36.083 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 01:28:36.083 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-0/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 01:28:36.317 INFO blam! 8d583dda91963c3c45fb8275e53a227eef6ce4c294952aba1d33ff934f9c7700
Sep 21 01:28:36.324 INFO running `"docker" "start" "-a" "8d583dda91963c3c45fb8275e53a227eef6ce4c294952aba1d33ff934f9c7700"`
Sep 21 01:28:37.581 INFO kablam! usermod: no changes
Sep 21 01:28:37.636 INFO kablam!     Checking ttl_cache v0.3.0 (/source)
Sep 21 01:28:37.990 INFO kablam! warning: variable does not need to be mutable
Sep 21 01:28:37.990 INFO kablam!    --> src/lib.rs:153:52
Sep 21 01:28:37.990 INFO kablam!     |
Sep 21 01:28:37.990 INFO kablam! 153 |         let to_ret = self.map.get_mut(k).and_then(|mut x| if x.is_expired() {
Sep 21 01:28:37.990 INFO kablam!     |                                                    ----^
Sep 21 01:28:37.990 INFO kablam!     |                                                    |
Sep 21 01:28:37.990 INFO kablam!     |                                                    help: remove this `mut`
Sep 21 01:28:37.990 INFO kablam!     |
Sep 21 01:28:37.990 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 21 01:28:37.990 INFO kablam! 
Sep 21 01:28:38.002 INFO kablam! warning: variable does not need to be mutable
Sep 21 01:28:38.002 INFO kablam!    --> src/lib.rs:463:18
Sep 21 01:28:38.002 INFO kablam!     |
Sep 21 01:28:38.002 INFO kablam! 463 |             Some(mut entry) => {
Sep 21 01:28:38.002 INFO kablam!     |                  ----^^^^^
Sep 21 01:28:38.002 INFO kablam!     |                  |
Sep 21 01:28:38.002 INFO kablam!     |                  help: remove this `mut`
Sep 21 01:28:38.002 INFO kablam! 
Sep 21 01:28:38.006 INFO kablam! warning: variable does not need to be mutable
Sep 21 01:28:38.007 INFO kablam!    --> src/lib.rs:482:18
Sep 21 01:28:38.007 INFO kablam!     |
Sep 21 01:28:38.007 INFO kablam! 482 |             Some(mut entry) => {
Sep 21 01:28:38.007 INFO kablam!     |                  ----^^^^^
Sep 21 01:28:38.007 INFO kablam!     |                  |
Sep 21 01:28:38.007 INFO kablam!     |                  help: remove this `mut`
Sep 21 01:28:38.007 INFO kablam! 
Sep 21 01:28:38.036 INFO kablam! warning: variable does not need to be mutable
Sep 21 01:28:38.036 INFO kablam!    --> src/lib.rs:153:52
Sep 21 01:28:38.036 INFO kablam!     |
Sep 21 01:28:38.036 INFO kablam! 153 |         let to_ret = self.map.get_mut(k).and_then(|mut x| if x.is_expired() {
Sep 21 01:28:38.036 INFO kablam!     |                                                    ----^
Sep 21 01:28:38.036 INFO kablam!     |                                                    |
Sep 21 01:28:38.036 INFO kablam!     |                                                    help: remove this `mut`
Sep 21 01:28:38.036 INFO kablam!     |
Sep 21 01:28:38.036 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 21 01:28:38.036 INFO kablam! 
Sep 21 01:28:38.037 INFO kablam! warning: variable does not need to be mutable
Sep 21 01:28:38.037 INFO kablam!    --> src/lib.rs:463:18
Sep 21 01:28:38.037 INFO kablam!     |
Sep 21 01:28:38.037 INFO kablam! 463 |             Some(mut entry) => {
Sep 21 01:28:38.037 INFO kablam!     |                  ----^^^^^
Sep 21 01:28:38.037 INFO kablam!     |                  |
Sep 21 01:28:38.037 INFO kablam!     |                  help: remove this `mut`
Sep 21 01:28:38.037 INFO kablam! 
Sep 21 01:28:38.038 INFO kablam! warning: variable does not need to be mutable
Sep 21 01:28:38.038 INFO kablam!    --> src/lib.rs:482:18
Sep 21 01:28:38.038 INFO kablam!     |
Sep 21 01:28:38.038 INFO kablam! 482 |             Some(mut entry) => {
Sep 21 01:28:38.038 INFO kablam!     |                  ----^^^^^
Sep 21 01:28:38.038 INFO kablam!     |                  |
Sep 21 01:28:38.038 INFO kablam!     |                  help: remove this `mut`
Sep 21 01:28:38.038 INFO kablam! 
Sep 21 01:28:38.590 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
Sep 21 01:28:38.590 INFO kablam! su: No module specific data is present
Sep 21 01:28:39.296 INFO running `"docker" "rm" "-f" "8d583dda91963c3c45fb8275e53a227eef6ce4c294952aba1d33ff934f9c7700"`
Sep 21 01:28:39.434 INFO blam! 8d583dda91963c3c45fb8275e53a227eef6ce4c294952aba1d33ff934f9c7700