Sep 19 17:13:02.194 INFO checking tap-0.2.1 against try#fcacde07b66fe513e52c41b73aef91bcc121905b for pr-54346
Sep 19 17:13:02.194 INFO running: cargo +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets
Sep 19 17:13:02.194 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54346/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-5/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/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 +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 17:13:02.517 INFO blam! 9a9d8f3361c9740f8402857cbec380cd20d6c878ff6a021e76695afff16ebda8
Sep 19 17:13:02.519 INFO running `"docker" "start" "-a" "9a9d8f3361c9740f8402857cbec380cd20d6c878ff6a021e76695afff16ebda8"`
Sep 19 17:13:03.256 INFO kablam! usermod: no changes
Sep 19 17:13:03.293 INFO kablam!     Checking tap v0.2.1 (/source)
Sep 19 17:13:03.444 INFO kablam! warning: variable does not need to be mutable
Sep 19 17:13:03.444 INFO kablam!   --> src/lib.rs:72:21
Sep 19 17:13:03.444 INFO kablam!    |
Sep 19 17:13:03.444 INFO kablam! 72 |         if let Some(mut val) = self.as_mut() {
Sep 19 17:13:03.444 INFO kablam!    |                     ----^^^
Sep 19 17:13:03.444 INFO kablam!    |                     |
Sep 19 17:13:03.444 INFO kablam!    |                     help: remove this `mut`
Sep 19 17:13:03.444 INFO kablam!    |
Sep 19 17:13:03.444 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 19 17:13:03.444 INFO kablam! 
Sep 19 17:13:03.487 INFO kablam! warning: unused `#[macro_use]` import
Sep 19 17:13:03.487 INFO kablam!  --> src/lib.rs:8:18
Sep 19 17:13:03.487 INFO kablam!   |
Sep 19 17:13:03.487 INFO kablam! 8 | #[cfg_attr(test, macro_use)]
Sep 19 17:13:03.487 INFO kablam!   |                  ^^^^^^^^^^
Sep 19 17:13:03.487 INFO kablam!   |
Sep 19 17:13:03.487 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 19 17:13:03.487 INFO kablam! 
Sep 19 17:13:03.618 INFO kablam! warning: variable does not need to be mutable
Sep 19 17:13:03.619 INFO kablam!   --> src/lib.rs:72:21
Sep 19 17:13:03.619 INFO kablam!    |
Sep 19 17:13:03.619 INFO kablam! 72 |         if let Some(mut val) = self.as_mut() {
Sep 19 17:13:03.619 INFO kablam!    |                     ----^^^
Sep 19 17:13:03.619 INFO kablam!    |                     |
Sep 19 17:13:03.619 INFO kablam!    |                     help: remove this `mut`
Sep 19 17:13:03.619 INFO kablam!    |
Sep 19 17:13:03.619 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 19 17:13:03.619 INFO kablam! 
Sep 19 17:13:03.631 INFO kablam! warning: variable does not need to be mutable
Sep 19 17:13:03.631 INFO kablam!    --> src/lib.rs:135:33
Sep 19 17:13:03.631 INFO kablam!     |
Sep 19 17:13:03.631 INFO kablam! 135 |         let mutated = base.tap(|mut arr| for elt in arr.iter_mut() {
Sep 19 17:13:03.631 INFO kablam!     |                                 ----^^^
Sep 19 17:13:03.631 INFO kablam!     |                                 |
Sep 19 17:13:03.631 INFO kablam!     |                                 help: remove this `mut`
Sep 19 17:13:03.631 INFO kablam! 
Sep 19 17:13:03.747 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
Sep 19 17:13:03.750 INFO kablam! su: No module specific data is present
Sep 19 17:13:04.215 INFO running `"docker" "rm" "-f" "9a9d8f3361c9740f8402857cbec380cd20d6c878ff6a021e76695afff16ebda8"`
Sep 19 17:13:04.341 INFO blam! 9a9d8f3361c9740f8402857cbec380cd20d6c878ff6a021e76695afff16ebda8