Sep 01 04:32:30.107 INFO checking tap-0.3.0 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 04:32:30.107 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 04:32:30.107 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-1/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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=500" "-e" "CMD=cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 04:32:30.266 INFO blam! 26e52599dd4cd6f40f6c5ac98da7a00b90d49894dc4f55b53f438f336a127f50
Sep 01 04:32:30.268 INFO running `"docker" "start" "-a" "26e52599dd4cd6f40f6c5ac98da7a00b90d49894dc4f55b53f438f336a127f50"`
Sep 01 04:32:30.817 INFO kablam!     Checking tap v0.3.0 (file:///source)
Sep 01 04:32:31.108 INFO kablam! warning: unused `#[macro_use]` import
Sep 01 04:32:31.108 INFO kablam!   --> src/lib.rs:14:18
Sep 01 04:32:31.108 INFO kablam!    |
Sep 01 04:32:31.108 INFO kablam! 14 | #[cfg_attr(test, macro_use)]
Sep 01 04:32:31.108 INFO kablam!    |                  ^^^^^^^^^^
Sep 01 04:32:31.108 INFO kablam!    |
Sep 01 04:32:31.108 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 01 04:32:31.108 INFO kablam! 
Sep 01 04:32:31.130 INFO kablam! warning: variable does not need to be mutable
Sep 01 04:32:31.130 INFO kablam!   --> src/lib.rs:78:21
Sep 01 04:32:31.130 INFO kablam!    |
Sep 01 04:32:31.131 INFO kablam! 78 |         if let Some(mut val) = self.as_mut() {
Sep 01 04:32:31.131 INFO kablam!    |                     ----^^^
Sep 01 04:32:31.131 INFO kablam!    |                     |
Sep 01 04:32:31.131 INFO kablam!    |                     help: remove this `mut`
Sep 01 04:32:31.131 INFO kablam!    |
Sep 01 04:32:31.131 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 04:32:31.131 INFO kablam! 
Sep 01 04:32:31.328 INFO kablam! warning: variable does not need to be mutable
Sep 01 04:32:31.328 INFO kablam!   --> src/lib.rs:78:21
Sep 01 04:32:31.328 INFO kablam!    |
Sep 01 04:32:31.328 INFO kablam! 78 |         if let Some(mut val) = self.as_mut() {
Sep 01 04:32:31.328 INFO kablam!    |                     ----^^^
Sep 01 04:32:31.328 INFO kablam!    |                     |
Sep 01 04:32:31.328 INFO kablam!    |                     help: remove this `mut`
Sep 01 04:32:31.328 INFO kablam!    |
Sep 01 04:32:31.328 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 04:32:31.328 INFO kablam! 
Sep 01 04:32:31.356 INFO kablam! warning: variable does not need to be mutable
Sep 01 04:32:31.356 INFO kablam!    --> src/lib.rs:141:33
Sep 01 04:32:31.356 INFO kablam!     |
Sep 01 04:32:31.356 INFO kablam! 141 |         let mutated = base.tap(|mut arr| for elt in arr.iter_mut() {
Sep 01 04:32:31.356 INFO kablam!     |                                 ----^^^
Sep 01 04:32:31.357 INFO kablam!     |                                 |
Sep 01 04:32:31.357 INFO kablam!     |                                 help: remove this `mut`
Sep 01 04:32:31.357 INFO kablam! 
Sep 01 04:32:31.584 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
Sep 01 04:32:31.587 INFO kablam! su: No module specific data is present
Sep 01 04:32:32.109 INFO running `"docker" "rm" "-f" "26e52599dd4cd6f40f6c5ac98da7a00b90d49894dc4f55b53f438f336a127f50"`
Sep 01 04:32:32.244 INFO blam! 26e52599dd4cd6f40f6c5ac98da7a00b90d49894dc4f55b53f438f336a127f50