Sep 17 16:57:13.130 INFO checking spectral-0.6.0 against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 17 16:57:13.130 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 17 16:57:13.130 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-6/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/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 +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 16:57:13.376 INFO blam! c37879c15c2bd343525972dd271cfb032b09cfda66a60a35101762d600d6f048
Sep 17 16:57:13.379 INFO running `"docker" "start" "-a" "c37879c15c2bd343525972dd271cfb032b09cfda66a60a35101762d600d6f048"`
Sep 17 16:57:14.265 INFO kablam! usermod: no changes
Sep 17 16:57:14.346 INFO kablam!     Checking spectral v0.6.0 (/source)
Sep 17 16:57:15.101 INFO kablam! warning: variable does not need to be mutable
Sep 17 16:57:15.101 INFO kablam!    --> src/lib.rs:318:13
Sep 17 16:57:15.101 INFO kablam!     |
Sep 17 16:57:15.101 INFO kablam! 318 |         let mut assertion = self;
Sep 17 16:57:15.101 INFO kablam!     |             ----^^^^^^^^^
Sep 17 16:57:15.101 INFO kablam!     |             |
Sep 17 16:57:15.101 INFO kablam!     |             help: remove this `mut`
Sep 17 16:57:15.101 INFO kablam!     |
Sep 17 16:57:15.101 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 17 16:57:15.101 INFO kablam! 
Sep 17 16:57:15.101 INFO kablam! warning: variable does not need to be mutable
Sep 17 16:57:15.101 INFO kablam!    --> src/lib.rs:326:13
Sep 17 16:57:15.101 INFO kablam!     |
Sep 17 16:57:15.101 INFO kablam! 326 |         let mut assertion = self;
Sep 17 16:57:15.101 INFO kablam!     |             ----^^^^^^^^^
Sep 17 16:57:15.101 INFO kablam!     |             |
Sep 17 16:57:15.101 INFO kablam!     |             help: remove this `mut`
Sep 17 16:57:15.101 INFO kablam! 
Sep 17 16:57:15.735 INFO kablam! warning: variable does not need to be mutable
Sep 17 16:57:15.735 INFO kablam!    --> src/lib.rs:318:13
Sep 17 16:57:15.735 INFO kablam!     |
Sep 17 16:57:15.735 INFO kablam! 318 |         let mut assertion = self;
Sep 17 16:57:15.735 INFO kablam!     |             ----^^^^^^^^^
Sep 17 16:57:15.735 INFO kablam!     |             |
Sep 17 16:57:15.735 INFO kablam!     |             help: remove this `mut`
Sep 17 16:57:15.735 INFO kablam!     |
Sep 17 16:57:15.735 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 17 16:57:15.735 INFO kablam! 
Sep 17 16:57:15.735 INFO kablam! warning: variable does not need to be mutable
Sep 17 16:57:15.735 INFO kablam!    --> src/lib.rs:326:13
Sep 17 16:57:15.735 INFO kablam!     |
Sep 17 16:57:15.735 INFO kablam! 326 |         let mut assertion = self;
Sep 17 16:57:15.735 INFO kablam!     |             ----^^^^^^^^^
Sep 17 16:57:15.735 INFO kablam!     |             |
Sep 17 16:57:15.735 INFO kablam!     |             help: remove this `mut`
Sep 17 16:57:15.735 INFO kablam! 
Sep 17 16:57:16.022 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.74s
Sep 17 16:57:16.030 INFO kablam! su: No module specific data is present
Sep 17 16:57:16.999 INFO running `"docker" "rm" "-f" "c37879c15c2bd343525972dd271cfb032b09cfda66a60a35101762d600d6f048"`
Sep 17 16:57:17.202 INFO blam! c37879c15c2bd343525972dd271cfb032b09cfda66a60a35101762d600d6f048