Aug 01 20:50:45.291 INFO checking tap-0.3.0 against 1.27.2+tmplazy for lazy_static-1
Aug 01 20:50:45.291 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 20:50:45.291 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 20:50:45.291 INFO running `"docker" "create" "-v" "/tmp/crater.KvnJzBzMEtif:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-6/1.27.2+tmplazy:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 01 20:50:45.539 INFO blam! a0fbec658bc8b5300fdfbe03492cc98ecabe1433470109415ba7a1f835ea7e02
Aug 01 20:50:45.543 INFO running `"docker" "start" "-a" "a0fbec658bc8b5300fdfbe03492cc98ecabe1433470109415ba7a1f835ea7e02"`
Aug 01 20:50:46.521 INFO kablam!     Checking tap v0.3.0 (file:///source)
Aug 01 20:50:47.040 INFO kablam! warning: variable does not need to be mutable
Aug 01 20:50:47.040 INFO kablam!   --> src/lib.rs:78:21
Aug 01 20:50:47.040 INFO kablam!    |
Aug 01 20:50:47.040 INFO kablam! 78 |         if let Some(mut val) = self.as_mut() {
Aug 01 20:50:47.040 INFO kablam!    |                     ----^^^
Aug 01 20:50:47.040 INFO kablam!    |                     |
Aug 01 20:50:47.040 INFO kablam!    |                     help: remove this `mut`
Aug 01 20:50:47.040 INFO kablam!    |
Aug 01 20:50:47.040 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 01 20:50:47.040 INFO kablam! 
Aug 01 20:50:47.051 INFO kablam! warning: unused `#[macro_use]` import
Aug 01 20:50:47.051 INFO kablam!   --> src/lib.rs:14:18
Aug 01 20:50:47.051 INFO kablam!    |
Aug 01 20:50:47.051 INFO kablam! 14 | #[cfg_attr(test, macro_use)]
Aug 01 20:50:47.051 INFO kablam!    |                  ^^^^^^^^^^
Aug 01 20:50:47.051 INFO kablam!    |
Aug 01 20:50:47.051 INFO kablam!    = note: #[warn(unused_imports)] on by default
Aug 01 20:50:47.051 INFO kablam! 
Aug 01 20:50:47.489 INFO kablam! warning: variable does not need to be mutable
Aug 01 20:50:47.489 INFO kablam!   --> src/lib.rs:78:21
Aug 01 20:50:47.489 INFO kablam!    |
Aug 01 20:50:47.489 INFO kablam! 78 |         if let Some(mut val) = self.as_mut() {
Aug 01 20:50:47.489 INFO kablam!    |                     ----^^^
Aug 01 20:50:47.489 INFO kablam!    |                     |
Aug 01 20:50:47.489 INFO kablam!    |                     help: remove this `mut`
Aug 01 20:50:47.489 INFO kablam!    |
Aug 01 20:50:47.489 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 01 20:50:47.489 INFO kablam! 
Aug 01 20:50:47.533 INFO kablam! warning: variable does not need to be mutable
Aug 01 20:50:47.533 INFO kablam!    --> src/lib.rs:141:33
Aug 01 20:50:47.533 INFO kablam!     |
Aug 01 20:50:47.533 INFO kablam! 141 |         let mutated = base.tap(|mut arr| for elt in arr.iter_mut() {
Aug 01 20:50:47.533 INFO kablam!     |                                 ----^^^
Aug 01 20:50:47.533 INFO kablam!     |                                 |
Aug 01 20:50:47.533 INFO kablam!     |                                 help: remove this `mut`
Aug 01 20:50:47.533 INFO kablam! 
Aug 01 20:50:47.855 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.41s
Aug 01 20:50:47.859 INFO kablam! su: No module specific data is present
Aug 01 20:50:48.407 INFO running `"docker" "rm" "-f" "a0fbec658bc8b5300fdfbe03492cc98ecabe1433470109415ba7a1f835ea7e02"`
Aug 01 20:50:48.585 INFO blam! a0fbec658bc8b5300fdfbe03492cc98ecabe1433470109415ba7a1f835ea7e02