Sep 14 12:20:08.407 INFO checking ogg_vorbis_ref-0.0.3 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 12:20:08.407 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 12:20:08.407 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-4/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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 +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 12:20:08.716 INFO blam! e8e9177b84f0819aa8a9a4499b33e69ffca4530918cd9bdaeef48bd344d0cbc8
Sep 14 12:20:08.718 INFO running `"docker" "start" "-a" "e8e9177b84f0819aa8a9a4499b33e69ffca4530918cd9bdaeef48bd344d0cbc8"`
Sep 14 12:20:09.842 INFO kablam! usermod: no changes
Sep 14 12:20:09.887 INFO kablam!    Compiling vorbis-sys v0.0.8
Sep 14 12:20:13.993 INFO kablam!     Checking ogg_vorbis_ref v0.0.3 (file:///source)
Sep 14 12:20:14.247 INFO kablam! warning: variable does not need to be mutable
Sep 14 12:20:14.247 INFO kablam!   --> src/lib.rs:62:17
Sep 14 12:20:14.247 INFO kablam!    |
Sep 14 12:20:14.247 INFO kablam! 62 |             let mut stream = self.stream.as_mut().unwrap();
Sep 14 12:20:14.247 INFO kablam!    |                 ----^^^^^^
Sep 14 12:20:14.247 INFO kablam!    |                 |
Sep 14 12:20:14.247 INFO kablam!    |                 help: remove this `mut`
Sep 14 12:20:14.247 INFO kablam!    |
Sep 14 12:20:14.247 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 14 12:20:14.247 INFO kablam! 
Sep 14 12:20:14.251 INFO kablam! warning: variable does not need to be mutable
Sep 14 12:20:14.251 INFO kablam!    --> src/lib.rs:177:13
Sep 14 12:20:14.251 INFO kablam!     |
Sep 14 12:20:14.252 INFO kablam! 177 |         let mut synth = self.synth.as_mut().unwrap();
Sep 14 12:20:14.252 INFO kablam!     |             ----^^^^^
Sep 14 12:20:14.252 INFO kablam!     |             |
Sep 14 12:20:14.252 INFO kablam!     |             help: remove this `mut`
Sep 14 12:20:14.252 INFO kablam! 
Sep 14 12:20:14.314 INFO kablam! warning: variable does not need to be mutable
Sep 14 12:20:14.314 INFO kablam!   --> src/lib.rs:62:17
Sep 14 12:20:14.314 INFO kablam!    |
Sep 14 12:20:14.314 INFO kablam! 62 |             let mut stream = self.stream.as_mut().unwrap();
Sep 14 12:20:14.314 INFO kablam!    |                 ----^^^^^^
Sep 14 12:20:14.314 INFO kablam!    |                 |
Sep 14 12:20:14.314 INFO kablam!    |                 help: remove this `mut`
Sep 14 12:20:14.314 INFO kablam!    |
Sep 14 12:20:14.314 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 14 12:20:14.314 INFO kablam! 
Sep 14 12:20:14.321 INFO kablam! warning: variable does not need to be mutable
Sep 14 12:20:14.321 INFO kablam!    --> src/lib.rs:177:13
Sep 14 12:20:14.321 INFO kablam!     |
Sep 14 12:20:14.321 INFO kablam! 177 |         let mut synth = self.synth.as_mut().unwrap();
Sep 14 12:20:14.321 INFO kablam!     |             ----^^^^^
Sep 14 12:20:14.321 INFO kablam!     |             |
Sep 14 12:20:14.321 INFO kablam!     |             help: remove this `mut`
Sep 14 12:20:14.321 INFO kablam! 
Sep 14 12:20:14.344 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.49s
Sep 14 12:20:14.346 INFO kablam! su: No module specific data is present
Sep 14 12:20:14.753 INFO running `"docker" "rm" "-f" "e8e9177b84f0819aa8a9a4499b33e69ffca4530918cd9bdaeef48bd344d0cbc8"`
Sep 14 12:20:14.873 INFO blam! e8e9177b84f0819aa8a9a4499b33e69ffca4530918cd9bdaeef48bd344d0cbc8