Jul 12 05:34:54.490 INFO checking lewton-0.5.2 against master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9 for pr-52234
Jul 12 05:34:54.490 INFO running: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 12 05:34:54.491 INFO creating container for: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 12 05:34:54.491 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-52234/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-3/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/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=500" "-e" "CMD=cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 12 05:34:54.727 INFO blam! 1b2669cc6f13de1bbc5f41b224c395a6323e9c4971f16795d5bffa3aca03d62e
Jul 12 05:34:54.729 INFO running `"docker" "start" "-a" "1b2669cc6f13de1bbc5f41b224c395a6323e9c4971f16795d5bffa3aca03d62e"`
Jul 12 05:34:55.751 INFO kablam!     Checking ogg v0.4.1
Jul 12 05:34:55.752 INFO kablam!     Checking al-sys v0.4.1
Jul 12 05:34:57.425 INFO kablam!     Checking lewton v0.5.2 (file:///source)
Jul 12 05:35:01.003 INFO kablam!     Checking alto v1.1.4
Jul 12 05:35:03.512 INFO kablam! warning: variable does not need to be mutable
Jul 12 05:35:03.512 INFO kablam!   --> src/huffman_tree.rs:96:8
Jul 12 05:35:03.512 INFO kablam!    |
Jul 12 05:35:03.512 INFO kablam! 96 |             let mut left = self.l.as_mut().unwrap();
Jul 12 05:35:03.512 INFO kablam!    |                 ----^^^^
Jul 12 05:35:03.512 INFO kablam!    |                 |
Jul 12 05:35:03.512 INFO kablam!    |                 help: remove this `mut`
Jul 12 05:35:03.513 INFO kablam!    |
Jul 12 05:35:03.513 INFO kablam!    = note: #[warn(unused_mut)] on by default
Jul 12 05:35:03.514 INFO kablam! 
Jul 12 05:35:03.606 INFO kablam! warning: variable does not need to be mutable
Jul 12 05:35:03.606 INFO kablam!    --> src/imdct.rs:379:7
Jul 12 05:35:03.606 INFO kablam!     |
Jul 12 05:35:03.606 INFO kablam! 379 |         let mut u = &mut *buffer;
Jul 12 05:35:03.606 INFO kablam!     |             ----^
Jul 12 05:35:03.607 INFO kablam!     |             |
Jul 12 05:35:03.607 INFO kablam!     |             help: remove this `mut`
Jul 12 05:35:03.607 INFO kablam! 
Jul 12 05:35:03.608 INFO kablam! warning: variable does not need to be mutable
Jul 12 05:35:03.608 INFO kablam!    --> src/imdct.rs:380:7
Jul 12 05:35:03.608 INFO kablam!     |
Jul 12 05:35:03.608 INFO kablam! 380 |         let mut v = &mut *buf2;
Jul 12 05:35:03.608 INFO kablam!     |             ----^
Jul 12 05:35:03.608 INFO kablam!     |             |
Jul 12 05:35:03.608 INFO kablam!     |             help: remove this `mut`
Jul 12 05:35:03.609 INFO kablam! 
Jul 12 05:35:16.947 INFO kablam! warning: unused `std::result::Result` which must be used
Jul 12 05:35:16.947 INFO kablam!   --> examples/player.rs:66:3
Jul 12 05:35:16.947 INFO kablam!    |
Jul 12 05:35:16.947 INFO kablam! 66 |         str_src.queue_buffer(buf);
Jul 12 05:35:16.947 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 05:35:16.959 INFO kablam!    |
Jul 12 05:35:16.959 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Jul 12 05:35:16.959 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Jul 12 05:35:16.959 INFO kablam! 
Jul 12 05:35:19.956 INFO kablam! error: variable does not need to be mutable
Jul 12 05:35:19.956 INFO kablam!   --> src/huffman_tree.rs:96:8
Jul 12 05:35:19.956 INFO kablam!    |
Jul 12 05:35:19.956 INFO kablam! 96 |             let mut left = self.l.as_mut().unwrap();
Jul 12 05:35:19.956 INFO kablam!    |                 ----^^^^
Jul 12 05:35:19.956 INFO kablam!    |                 |
Jul 12 05:35:19.956 INFO kablam!    |                 help: remove this `mut`
Jul 12 05:35:19.956 INFO kablam!    |
Jul 12 05:35:19.956 INFO kablam! note: lint level defined here
Jul 12 05:35:19.956 INFO kablam!   --> src/lib.rs:10:24
Jul 12 05:35:19.956 INFO kablam!    |
Jul 12 05:35:19.956 INFO kablam! 10 | #![cfg_attr(test, deny(warnings))]
Jul 12 05:35:19.956 INFO kablam!    |                        ^^^^^^^^
Jul 12 05:35:19.956 INFO kablam!    = note: #[deny(unused_mut)] implied by #[deny(warnings)]
Jul 12 05:35:19.956 INFO kablam! 
Jul 12 05:35:20.030 INFO kablam! error: variable does not need to be mutable
Jul 12 05:35:20.030 INFO kablam!    --> src/imdct.rs:379:7
Jul 12 05:35:20.030 INFO kablam!     |
Jul 12 05:35:20.030 INFO kablam! 379 |         let mut u = &mut *buffer;
Jul 12 05:35:20.030 INFO kablam!     |             ----^
Jul 12 05:35:20.030 INFO kablam!     |             |
Jul 12 05:35:20.030 INFO kablam!     |             help: remove this `mut`
Jul 12 05:35:20.030 INFO kablam! 
Jul 12 05:35:20.030 INFO kablam! error: variable does not need to be mutable
Jul 12 05:35:20.030 INFO kablam!    --> src/imdct.rs:380:7
Jul 12 05:35:20.030 INFO kablam!     |
Jul 12 05:35:20.030 INFO kablam! 380 |         let mut v = &mut *buf2;
Jul 12 05:35:20.030 INFO kablam!     |             ----^
Jul 12 05:35:20.030 INFO kablam!     |             |
Jul 12 05:35:20.031 INFO kablam!     |             help: remove this `mut`
Jul 12 05:35:20.031 INFO kablam! 
Jul 12 05:35:20.540 INFO kablam! error: aborting due to 3 previous errors
Jul 12 05:35:20.540 INFO kablam! 
Jul 12 05:35:20.555 INFO kablam! error: Could not compile `lewton`.
Jul 12 05:35:20.555 INFO kablam! 
Jul 12 05:35:20.555 INFO kablam! To learn more, run the command again with --verbose.
Jul 12 05:35:20.558 INFO kablam! su: No module specific data is present
Jul 12 05:35:21.181 INFO running `"docker" "rm" "-f" "1b2669cc6f13de1bbc5f41b224c395a6323e9c4971f16795d5bffa3aca03d62e"`
Jul 12 05:35:21.354 INFO blam! 1b2669cc6f13de1bbc5f41b224c395a6323e9c4971f16795d5bffa3aca03d62e