Sep 14 12:20:14.477 INFO checking ogg_vorbis_ref-0.0.1 against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1
Sep 14 12:20:14.477 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets
Sep 14 12:20:14.477 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-7/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/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 +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 12:20:14.681 INFO blam! a2612036cd1681fa1507c804519de0457cb80f151b1e3af13d7a0c31683e63fb
Sep 14 12:20:14.683 INFO running `"docker" "start" "-a" "a2612036cd1681fa1507c804519de0457cb80f151b1e3af13d7a0c31683e63fb"`
Sep 14 12:20:15.309 INFO kablam! usermod: no changes
Sep 14 12:20:15.350 INFO kablam!    Compiling vorbis-sys v0.0.8
Sep 14 12:20:18.408 INFO kablam!     Checking ogg_vorbis_ref v0.0.1 (file:///source)
Sep 14 12:20:18.729 INFO kablam! warning: variable does not need to be mutable
Sep 14 12:20:18.729 INFO kablam!   --> src/lib.rs:62:17
Sep 14 12:20:18.729 INFO kablam!    |
Sep 14 12:20:18.729 INFO kablam! 62 |             let mut stream = self.stream.as_mut().unwrap();
Sep 14 12:20:18.729 INFO kablam!    |                 ----^^^^^^
Sep 14 12:20:18.729 INFO kablam!    |                 |
Sep 14 12:20:18.729 INFO kablam!    |                 help: remove this `mut`
Sep 14 12:20:18.729 INFO kablam!    |
Sep 14 12:20:18.729 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 14 12:20:18.729 INFO kablam! 
Sep 14 12:20:18.734 INFO kablam! warning: variable does not need to be mutable
Sep 14 12:20:18.734 INFO kablam!    --> src/lib.rs:177:13
Sep 14 12:20:18.734 INFO kablam!     |
Sep 14 12:20:18.734 INFO kablam! 177 |         let mut synth = self.synth.as_mut().unwrap();
Sep 14 12:20:18.734 INFO kablam!     |             ----^^^^^
Sep 14 12:20:18.734 INFO kablam!     |             |
Sep 14 12:20:18.734 INFO kablam!     |             help: remove this `mut`
Sep 14 12:20:18.734 INFO kablam! 
Sep 14 12:20:18.786 INFO kablam! warning: variable does not need to be mutable
Sep 14 12:20:18.786 INFO kablam!   --> src/lib.rs:62:17
Sep 14 12:20:18.786 INFO kablam!    |
Sep 14 12:20:18.786 INFO kablam! 62 |             let mut stream = self.stream.as_mut().unwrap();
Sep 14 12:20:18.786 INFO kablam!    |                 ----^^^^^^
Sep 14 12:20:18.786 INFO kablam!    |                 |
Sep 14 12:20:18.786 INFO kablam!    |                 help: remove this `mut`
Sep 14 12:20:18.786 INFO kablam!    |
Sep 14 12:20:18.786 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 14 12:20:18.786 INFO kablam! 
Sep 14 12:20:18.790 INFO kablam! warning: variable does not need to be mutable
Sep 14 12:20:18.790 INFO kablam!    --> src/lib.rs:177:13
Sep 14 12:20:18.790 INFO kablam!     |
Sep 14 12:20:18.790 INFO kablam! 177 |         let mut synth = self.synth.as_mut().unwrap();
Sep 14 12:20:18.790 INFO kablam!     |             ----^^^^^
Sep 14 12:20:18.790 INFO kablam!     |             |
Sep 14 12:20:18.790 INFO kablam!     |             help: remove this `mut`
Sep 14 12:20:18.790 INFO kablam! 
Sep 14 12:20:18.806 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.48s
Sep 14 12:20:18.811 INFO kablam! su: No module specific data is present
Sep 14 12:20:19.479 INFO running `"docker" "rm" "-f" "a2612036cd1681fa1507c804519de0457cb80f151b1e3af13d7a0c31683e63fb"`
Sep 14 12:20:19.633 INFO blam! a2612036cd1681fa1507c804519de0457cb80f151b1e3af13d7a0c31683e63fb