Sep 10 13:38:10.194 INFO checking ogg_vorbis_ref-0.0.1 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 13:38:10.194 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 13:38:10.194 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-7/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 13:38:10.379 INFO blam! acd2d6939291304efc52e02f72fd990119005a0ec259133e6b415b96c244f2f3
Sep 10 13:38:10.381 INFO running `"docker" "start" "-a" "acd2d6939291304efc52e02f72fd990119005a0ec259133e6b415b96c244f2f3"`
Sep 10 13:38:11.050 INFO kablam! usermod: no changes
Sep 10 13:38:11.103 INFO kablam!    Compiling ogg-sys v0.0.9
Sep 10 13:38:11.105 INFO kablam!    Compiling vorbis-sys v0.0.8
Sep 10 13:38:15.182 INFO kablam!     Checking ogg_vorbis_ref v0.0.1 (file:///source)
Sep 10 13:38:15.511 INFO kablam! warning: variable does not need to be mutable
Sep 10 13:38:15.511 INFO kablam!   --> src/lib.rs:62:17
Sep 10 13:38:15.511 INFO kablam!    |
Sep 10 13:38:15.511 INFO kablam! 62 |             let mut stream = self.stream.as_mut().unwrap();
Sep 10 13:38:15.511 INFO kablam!    |                 ----^^^^^^
Sep 10 13:38:15.511 INFO kablam!    |                 |
Sep 10 13:38:15.511 INFO kablam!    |                 help: remove this `mut`
Sep 10 13:38:15.511 INFO kablam!    |
Sep 10 13:38:15.511 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 13:38:15.511 INFO kablam! 
Sep 10 13:38:15.512 INFO kablam! warning: variable does not need to be mutable
Sep 10 13:38:15.512 INFO kablam!   --> src/lib.rs:62:17
Sep 10 13:38:15.512 INFO kablam!    |
Sep 10 13:38:15.512 INFO kablam! 62 |             let mut stream = self.stream.as_mut().unwrap();
Sep 10 13:38:15.512 INFO kablam!    |                 ----^^^^^^
Sep 10 13:38:15.512 INFO kablam!    |                 |
Sep 10 13:38:15.512 INFO kablam!    |                 help: remove this `mut`
Sep 10 13:38:15.512 INFO kablam!    |
Sep 10 13:38:15.512 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 13:38:15.512 INFO kablam! 
Sep 10 13:38:15.516 INFO kablam! warning: variable does not need to be mutable
Sep 10 13:38:15.516 INFO kablam!    --> src/lib.rs:177:13
Sep 10 13:38:15.516 INFO kablam!     |
Sep 10 13:38:15.516 INFO kablam! 177 |         let mut synth = self.synth.as_mut().unwrap();
Sep 10 13:38:15.516 INFO kablam!     |             ----^^^^^
Sep 10 13:38:15.516 INFO kablam!     |             |
Sep 10 13:38:15.516 INFO kablam!     |             help: remove this `mut`
Sep 10 13:38:15.516 INFO kablam! 
Sep 10 13:38:15.518 INFO kablam! warning: variable does not need to be mutable
Sep 10 13:38:15.518 INFO kablam!    --> src/lib.rs:177:13
Sep 10 13:38:15.518 INFO kablam!     |
Sep 10 13:38:15.518 INFO kablam! 177 |         let mut synth = self.synth.as_mut().unwrap();
Sep 10 13:38:15.518 INFO kablam!     |             ----^^^^^
Sep 10 13:38:15.518 INFO kablam!     |             |
Sep 10 13:38:15.518 INFO kablam!     |             help: remove this `mut`
Sep 10 13:38:15.518 INFO kablam! 
Sep 10 13:38:15.550 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.47s
Sep 10 13:38:15.554 INFO kablam! su: No module specific data is present
Sep 10 13:38:16.262 INFO running `"docker" "rm" "-f" "acd2d6939291304efc52e02f72fd990119005a0ec259133e6b415b96c244f2f3"`
Sep 10 13:38:16.323 INFO blam! acd2d6939291304efc52e02f72fd990119005a0ec259133e6b415b96c244f2f3