Aug 17 08:50:10.336 INFO checking tap-0.2.1 against try#a5d98b025f62ace80fe9d2a15781f900fc42515e for pr-53426
Aug 17 08:50:10.336 INFO running: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 08:50:10.337 INFO creating container for: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 08:50:10.337 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53426/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-3/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/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 +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 08:50:10.601 INFO blam! 9e4cffe90fbc8997974cc27c4aab9975b26615f37db7c0623ebac2b035a5b492
Aug 17 08:50:10.603 INFO running `"docker" "start" "-a" "9e4cffe90fbc8997974cc27c4aab9975b26615f37db7c0623ebac2b035a5b492"`
Aug 17 08:50:11.611 INFO kablam!     Checking tap v0.2.1 (file:///source)
Aug 17 08:50:12.208 INFO kablam! warning: variable does not need to be mutable
Aug 17 08:50:12.208 INFO kablam!   --> src/lib.rs:72:21
Aug 17 08:50:12.208 INFO kablam!    |
Aug 17 08:50:12.208 INFO kablam! 72 |         if let Some(mut val) = self.as_mut() {
Aug 17 08:50:12.208 INFO kablam!    |                     ----^^^
Aug 17 08:50:12.208 INFO kablam!    |                     |
Aug 17 08:50:12.208 INFO kablam!    |                     help: remove this `mut`
Aug 17 08:50:12.208 INFO kablam!    |
Aug 17 08:50:12.208 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 17 08:50:12.208 INFO kablam! 
Aug 17 08:50:12.338 INFO kablam! warning: unused `#[macro_use]` import
Aug 17 08:50:12.338 INFO kablam!  --> src/lib.rs:8:18
Aug 17 08:50:12.338 INFO kablam!   |
Aug 17 08:50:12.338 INFO kablam! 8 | #[cfg_attr(test, macro_use)]
Aug 17 08:50:12.338 INFO kablam!   |                  ^^^^^^^^^^
Aug 17 08:50:12.338 INFO kablam!   |
Aug 17 08:50:12.338 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 17 08:50:12.338 INFO kablam! 
Aug 17 08:50:13.078 INFO kablam! warning: variable does not need to be mutable
Aug 17 08:50:13.079 INFO kablam!   --> src/lib.rs:72:21
Aug 17 08:50:13.079 INFO kablam!    |
Aug 17 08:50:13.079 INFO kablam! 72 |         if let Some(mut val) = self.as_mut() {
Aug 17 08:50:13.079 INFO kablam!    |                     ----^^^
Aug 17 08:50:13.079 INFO kablam!    |                     |
Aug 17 08:50:13.079 INFO kablam!    |                     help: remove this `mut`
Aug 17 08:50:13.083 INFO kablam!    |
Aug 17 08:50:13.094 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 17 08:50:13.095 INFO kablam! 
Aug 17 08:50:13.171 INFO kablam! warning: variable does not need to be mutable
Aug 17 08:50:13.171 INFO kablam!    --> src/lib.rs:135:33
Aug 17 08:50:13.171 INFO kablam!     |
Aug 17 08:50:13.171 INFO kablam! 135 |         let mutated = base.tap(|mut arr| for elt in arr.iter_mut() {
Aug 17 08:50:13.171 INFO kablam!     |                                 ----^^^
Aug 17 08:50:13.172 INFO kablam!     |                                 |
Aug 17 08:50:13.172 INFO kablam!     |                                 help: remove this `mut`
Aug 17 08:50:13.172 INFO kablam! 
Aug 17 08:50:13.213 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.67s
Aug 17 08:50:13.219 INFO kablam! su: No module specific data is present
Aug 17 08:50:13.779 INFO running `"docker" "rm" "-f" "9e4cffe90fbc8997974cc27c4aab9975b26615f37db7c0623ebac2b035a5b492"`
Aug 17 08:50:13.949 INFO blam! 9e4cffe90fbc8997974cc27c4aab9975b26615f37db7c0623ebac2b035a5b492