Sep 10 09:23:45.349 INFO checking spectral-0.6.0 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 09:23:45.349 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 09:23:45.349 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-5/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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 +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 09:23:45.519 INFO blam! 2962af0140ef99d109757a88b393fc4f7d011a794729c9d0a670b220d6b1f196
Sep 10 09:23:45.520 INFO running `"docker" "start" "-a" "2962af0140ef99d109757a88b393fc4f7d011a794729c9d0a670b220d6b1f196"`
Sep 10 09:23:46.241 INFO kablam! usermod: no changes
Sep 10 09:23:46.366 INFO kablam!     Checking spectral v0.6.0 (file:///source)
Sep 10 09:23:47.407 INFO kablam! warning: variable does not need to be mutable
Sep 10 09:23:47.407 INFO kablam!    --> src/lib.rs:318:13
Sep 10 09:23:47.407 INFO kablam!     |
Sep 10 09:23:47.407 INFO kablam! 318 |         let mut assertion = self;
Sep 10 09:23:47.407 INFO kablam!     |             ----^^^^^^^^^
Sep 10 09:23:47.407 INFO kablam!     |             |
Sep 10 09:23:47.407 INFO kablam!     |             help: remove this `mut`
Sep 10 09:23:47.407 INFO kablam!     |
Sep 10 09:23:47.407 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 10 09:23:47.407 INFO kablam! 
Sep 10 09:23:47.407 INFO kablam! warning: variable does not need to be mutable
Sep 10 09:23:47.407 INFO kablam!    --> src/lib.rs:326:13
Sep 10 09:23:47.407 INFO kablam!     |
Sep 10 09:23:47.407 INFO kablam! 326 |         let mut assertion = self;
Sep 10 09:23:47.407 INFO kablam!     |             ----^^^^^^^^^
Sep 10 09:23:47.407 INFO kablam!     |             |
Sep 10 09:23:47.407 INFO kablam!     |             help: remove this `mut`
Sep 10 09:23:47.407 INFO kablam! 
Sep 10 09:23:47.642 INFO kablam! warning: variable does not need to be mutable
Sep 10 09:23:47.642 INFO kablam!    --> src/lib.rs:318:13
Sep 10 09:23:47.642 INFO kablam!     |
Sep 10 09:23:47.642 INFO kablam! 318 |         let mut assertion = self;
Sep 10 09:23:47.642 INFO kablam!     |             ----^^^^^^^^^
Sep 10 09:23:47.642 INFO kablam!     |             |
Sep 10 09:23:47.642 INFO kablam!     |             help: remove this `mut`
Sep 10 09:23:47.642 INFO kablam!     |
Sep 10 09:23:47.642 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 10 09:23:47.642 INFO kablam! 
Sep 10 09:23:47.642 INFO kablam! warning: variable does not need to be mutable
Sep 10 09:23:47.642 INFO kablam!    --> src/lib.rs:326:13
Sep 10 09:23:47.642 INFO kablam!     |
Sep 10 09:23:47.642 INFO kablam! 326 |         let mut assertion = self;
Sep 10 09:23:47.642 INFO kablam!     |             ----^^^^^^^^^
Sep 10 09:23:47.642 INFO kablam!     |             |
Sep 10 09:23:47.642 INFO kablam!     |             help: remove this `mut`
Sep 10 09:23:47.642 INFO kablam! 
Sep 10 09:23:47.936 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
Sep 10 09:23:47.946 INFO kablam! su: No module specific data is present
Sep 10 09:23:48.754 INFO running `"docker" "rm" "-f" "2962af0140ef99d109757a88b393fc4f7d011a794729c9d0a670b220d6b1f196"`
Sep 10 09:23:48.875 INFO blam! 2962af0140ef99d109757a88b393fc4f7d011a794729c9d0a670b220d6b1f196