Jul 11 19:57:12.201 INFO checking tap-0.2.1 against try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255 for pr-52234
Jul 11 19:57:12.201 INFO running: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 11 19:57:12.201 INFO creating container for: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 11 19:57:12.201 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-52234/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-5/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/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 +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 11 19:57:12.467 INFO blam! 91bcaa0cceeceda1271f9df30f9e5dbcf142bcbe3c61108cfe0e88f3d6437403
Jul 11 19:57:12.468 INFO running `"docker" "start" "-a" "91bcaa0cceeceda1271f9df30f9e5dbcf142bcbe3c61108cfe0e88f3d6437403"`
Jul 11 19:57:13.359 INFO kablam!     Checking tap v0.2.1 (file:///source)
Jul 11 19:57:13.724 INFO kablam! warning: variable does not need to be mutable
Jul 11 19:57:13.724 INFO kablam!   --> src/lib.rs:72:21
Jul 11 19:57:13.724 INFO kablam!    |
Jul 11 19:57:13.724 INFO kablam! 72 |         if let Some(mut val) = self.as_mut() {
Jul 11 19:57:13.724 INFO kablam!    |                     ----^^^
Jul 11 19:57:13.724 INFO kablam!    |                     |
Jul 11 19:57:13.724 INFO kablam!    |                     help: remove this `mut`
Jul 11 19:57:13.724 INFO kablam!    |
Jul 11 19:57:13.724 INFO kablam!    = note: #[warn(unused_mut)] on by default
Jul 11 19:57:13.725 INFO kablam! 
Jul 11 19:57:13.802 INFO kablam! warning: unused `#[macro_use]` import
Jul 11 19:57:13.802 INFO kablam!  --> src/lib.rs:8:18
Jul 11 19:57:13.803 INFO kablam!   |
Jul 11 19:57:13.803 INFO kablam! 8 | #[cfg_attr(test, macro_use)]
Jul 11 19:57:13.803 INFO kablam!   |                  ^^^^^^^^^^
Jul 11 19:57:13.803 INFO kablam!   |
Jul 11 19:57:13.803 INFO kablam!   = note: #[warn(unused_imports)] on by default
Jul 11 19:57:13.803 INFO kablam! 
Jul 11 19:57:14.279 INFO kablam! warning: variable does not need to be mutable
Jul 11 19:57:14.279 INFO kablam!   --> src/lib.rs:72:21
Jul 11 19:57:14.279 INFO kablam!    |
Jul 11 19:57:14.279 INFO kablam! 72 |         if let Some(mut val) = self.as_mut() {
Jul 11 19:57:14.279 INFO kablam!    |                     ----^^^
Jul 11 19:57:14.279 INFO kablam!    |                     |
Jul 11 19:57:14.279 INFO kablam!    |                     help: remove this `mut`
Jul 11 19:57:14.280 INFO kablam!    |
Jul 11 19:57:14.280 INFO kablam!    = note: #[warn(unused_mut)] on by default
Jul 11 19:57:14.280 INFO kablam! 
Jul 11 19:57:14.331 INFO kablam! warning: variable does not need to be mutable
Jul 11 19:57:14.331 INFO kablam!    --> src/lib.rs:135:33
Jul 11 19:57:14.331 INFO kablam!     |
Jul 11 19:57:14.331 INFO kablam! 135 |         let mutated = base.tap(|mut arr| for elt in arr.iter_mut() {
Jul 11 19:57:14.332 INFO kablam!     |                                 ----^^^
Jul 11 19:57:14.332 INFO kablam!     |                                 |
Jul 11 19:57:14.332 INFO kablam!     |                                 help: remove this `mut`
Jul 11 19:57:14.332 INFO kablam! 
Jul 11 19:57:14.396 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
Jul 11 19:57:14.413 INFO kablam! su: No module specific data is present
Jul 11 19:57:15.051 INFO running `"docker" "rm" "-f" "91bcaa0cceeceda1271f9df30f9e5dbcf142bcbe3c61108cfe0e88f3d6437403"`
Jul 11 19:57:15.221 INFO blam! 91bcaa0cceeceda1271f9df30f9e5dbcf142bcbe3c61108cfe0e88f3d6437403