Nov 04 16:45:40.524 INFO checking tap-0.3.0 against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 04 16:45:40.524 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-4/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/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 +e740b9aa0b624fa39feb39613e76d15bdf57e594-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 16:45:40.965 INFO blam! f6e57eb6b2effcdaca18771777bc5c001e033eb605a4251b13277465fe3cd3eb
Nov 04 16:45:40.967 INFO running `"docker" "start" "-a" "f6e57eb6b2effcdaca18771777bc5c001e033eb605a4251b13277465fe3cd3eb"`
Nov 04 16:45:42.271 INFO kablam! usermod: no changes
Nov 04 16:45:42.363 INFO kablam!     Checking tap v0.3.0 (/source)
Nov 04 16:45:43.056 INFO kablam! warning: variable does not need to be mutable
Nov 04 16:45:43.056 INFO kablam!   --> src/lib.rs:78:21
Nov 04 16:45:43.056 INFO kablam!    |
Nov 04 16:45:43.056 INFO kablam! 78 |         if let Some(mut val) = self.as_mut() {
Nov 04 16:45:43.057 INFO kablam!    |                     ----^^^
Nov 04 16:45:43.057 INFO kablam!    |                     |
Nov 04 16:45:43.057 INFO kablam!    |                     help: remove this `mut`
Nov 04 16:45:43.057 INFO kablam!    |
Nov 04 16:45:43.058 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 04 16:45:43.058 INFO kablam! 
Nov 04 16:45:43.063 INFO kablam! warning: unused `#[macro_use]` import
Nov 04 16:45:43.063 INFO kablam!   --> src/lib.rs:14:18
Nov 04 16:45:43.064 INFO kablam!    |
Nov 04 16:45:43.064 INFO kablam! 14 | #[cfg_attr(test, macro_use)]
Nov 04 16:45:43.064 INFO kablam!    |                  ^^^^^^^^^
Nov 04 16:45:43.065 INFO kablam!    |
Nov 04 16:45:43.065 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 04 16:45:43.065 INFO kablam! 
Nov 04 16:45:43.200 INFO kablam! warning: variable does not need to be mutable
Nov 04 16:45:43.200 INFO kablam!   --> src/lib.rs:78:21
Nov 04 16:45:43.200 INFO kablam!    |
Nov 04 16:45:43.200 INFO kablam! 78 |         if let Some(mut val) = self.as_mut() {
Nov 04 16:45:43.200 INFO kablam!    |                     ----^^^
Nov 04 16:45:43.200 INFO kablam!    |                     |
Nov 04 16:45:43.200 INFO kablam!    |                     help: remove this `mut`
Nov 04 16:45:43.200 INFO kablam!    |
Nov 04 16:45:43.200 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 04 16:45:43.200 INFO kablam! 
Nov 04 16:45:43.225 INFO kablam! warning: variable does not need to be mutable
Nov 04 16:45:43.225 INFO kablam!    --> src/lib.rs:141:33
Nov 04 16:45:43.225 INFO kablam!     |
Nov 04 16:45:43.225 INFO kablam! 141 |         let mutated = base.tap(|mut arr| for elt in arr.iter_mut() {
Nov 04 16:45:43.226 INFO kablam!     |                                 ----^^^
Nov 04 16:45:43.226 INFO kablam!     |                                 |
Nov 04 16:45:43.226 INFO kablam!     |                                 help: remove this `mut`
Nov 04 16:45:43.226 INFO kablam! 
Nov 04 16:45:43.854 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
Nov 04 16:45:43.859 INFO kablam! su: No module specific data is present
Nov 04 16:45:44.607 INFO running `"docker" "rm" "-f" "f6e57eb6b2effcdaca18771777bc5c001e033eb605a4251b13277465fe3cd3eb"`
Nov 04 16:45:44.839 INFO blam! f6e57eb6b2effcdaca18771777bc5c001e033eb605a4251b13277465fe3cd3eb