Sep 21 06:14:58.567 INFO checking ogg_vorbis_ref-0.0.3 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 06:14:58.567 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 06:14:58.567 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-7/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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 +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 06:14:58.780 INFO blam! 96a6f682dbaa0266fb6ca2f510df40a9b2b5e32239fb3612f01d8cbeffc27c87
Sep 21 06:14:58.782 INFO running `"docker" "start" "-a" "96a6f682dbaa0266fb6ca2f510df40a9b2b5e32239fb3612f01d8cbeffc27c87"`
Sep 21 06:14:59.496 INFO kablam! usermod: no changes
Sep 21 06:14:59.543 INFO kablam!    Compiling ogg-sys v0.0.9
Sep 21 06:14:59.547 INFO kablam!    Compiling vorbis-sys v0.0.8
Sep 21 06:15:03.047 INFO kablam!     Checking ogg_vorbis_ref v0.0.3 (/source)
Sep 21 06:15:03.354 INFO kablam! warning: variable does not need to be mutable
Sep 21 06:15:03.354 INFO kablam!   --> src/lib.rs:62:17
Sep 21 06:15:03.354 INFO kablam!    |
Sep 21 06:15:03.354 INFO kablam! 62 |             let mut stream = self.stream.as_mut().unwrap();
Sep 21 06:15:03.354 INFO kablam!    |                 ----^^^^^^
Sep 21 06:15:03.354 INFO kablam!    |                 |
Sep 21 06:15:03.354 INFO kablam!    |                 help: remove this `mut`
Sep 21 06:15:03.354 INFO kablam!    |
Sep 21 06:15:03.354 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 21 06:15:03.354 INFO kablam! 
Sep 21 06:15:03.358 INFO kablam! warning: variable does not need to be mutable
Sep 21 06:15:03.358 INFO kablam!    --> src/lib.rs:177:13
Sep 21 06:15:03.358 INFO kablam!     |
Sep 21 06:15:03.358 INFO kablam! 177 |         let mut synth = self.synth.as_mut().unwrap();
Sep 21 06:15:03.358 INFO kablam!     |             ----^^^^^
Sep 21 06:15:03.358 INFO kablam!     |             |
Sep 21 06:15:03.358 INFO kablam!     |             help: remove this `mut`
Sep 21 06:15:03.358 INFO kablam! 
Sep 21 06:15:03.426 INFO kablam! warning: variable does not need to be mutable
Sep 21 06:15:03.426 INFO kablam!   --> src/lib.rs:62:17
Sep 21 06:15:03.426 INFO kablam!    |
Sep 21 06:15:03.426 INFO kablam! 62 |             let mut stream = self.stream.as_mut().unwrap();
Sep 21 06:15:03.426 INFO kablam!    |                 ----^^^^^^
Sep 21 06:15:03.426 INFO kablam!    |                 |
Sep 21 06:15:03.426 INFO kablam!    |                 help: remove this `mut`
Sep 21 06:15:03.426 INFO kablam!    |
Sep 21 06:15:03.426 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 21 06:15:03.426 INFO kablam! 
Sep 21 06:15:03.429 INFO kablam! warning: variable does not need to be mutable
Sep 21 06:15:03.429 INFO kablam!    --> src/lib.rs:177:13
Sep 21 06:15:03.429 INFO kablam!     |
Sep 21 06:15:03.429 INFO kablam! 177 |         let mut synth = self.synth.as_mut().unwrap();
Sep 21 06:15:03.429 INFO kablam!     |             ----^^^^^
Sep 21 06:15:03.429 INFO kablam!     |             |
Sep 21 06:15:03.429 INFO kablam!     |             help: remove this `mut`
Sep 21 06:15:03.429 INFO kablam! 
Sep 21 06:15:03.449 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.92s
Sep 21 06:15:03.452 INFO kablam! su: No module specific data is present
Sep 21 06:15:04.061 INFO running `"docker" "rm" "-f" "96a6f682dbaa0266fb6ca2f510df40a9b2b5e32239fb3612f01d8cbeffc27c87"`
Sep 21 06:15:04.125 INFO blam! 96a6f682dbaa0266fb6ca2f510df40a9b2b5e32239fb3612f01d8cbeffc27c87