Sep 05 20:54:53.975 INFO checking waveform-0.3.2 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 05 20:54:53.975 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 05 20:54:53.976 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-1/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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 +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 20:54:54.351 INFO blam! f453f82b740dbf7c363f0b8e81a3e748c55ac2a23f516fa8b2ce885edb53a4f6
Sep 05 20:54:54.358 INFO running `"docker" "start" "-a" "f453f82b740dbf7c363f0b8e81a3e748c55ac2a23f516fa8b2ce885edb53a4f6"`
Sep 05 20:54:55.670 INFO kablam! usermod: no changes
Sep 05 20:54:55.838 INFO kablam!     Checking rlibc v1.0.0
Sep 05 20:54:55.994 INFO kablam!     Checking waveform v0.3.2 (file:///source)
Sep 05 20:54:56.383 INFO kablam! warning: unused variable: `c1_is_scalar`
Sep 05 20:54:56.383 INFO kablam!   --> src/misc.rs:32:17
Sep 05 20:54:56.383 INFO kablam!    |
Sep 05 20:54:56.383 INFO kablam! 32 |         let mut c1_is_scalar = false;
Sep 05 20:54:56.383 INFO kablam!    |                 ^^^^^^^^^^^^ help: consider using `_c1_is_scalar` instead
Sep 05 20:54:56.383 INFO kablam!    |
Sep 05 20:54:56.383 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 05 20:54:56.383 INFO kablam! 
Sep 05 20:54:56.383 INFO kablam! warning: unused variable: `c2_is_scalar`
Sep 05 20:54:56.383 INFO kablam!   --> src/misc.rs:33:17
Sep 05 20:54:56.383 INFO kablam!    |
Sep 05 20:54:56.383 INFO kablam! 33 |         let mut c2_is_scalar = false;
Sep 05 20:54:56.383 INFO kablam!    |                 ^^^^^^^^^^^^ help: consider using `_c2_is_scalar` instead
Sep 05 20:54:56.383 INFO kablam! 
Sep 05 20:54:56.384 INFO kablam! warning: variable does not need to be mutable
Sep 05 20:54:56.384 INFO kablam!   --> src/misc.rs:32:13
Sep 05 20:54:56.384 INFO kablam!    |
Sep 05 20:54:56.384 INFO kablam! 32 |         let mut c1_is_scalar = false;
Sep 05 20:54:56.384 INFO kablam!    |             ----^^^^^^^^^^^^
Sep 05 20:54:56.384 INFO kablam!    |             |
Sep 05 20:54:56.384 INFO kablam!    |             help: remove this `mut`
Sep 05 20:54:56.384 INFO kablam!    |
Sep 05 20:54:56.384 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 05 20:54:56.384 INFO kablam! 
Sep 05 20:54:56.384 INFO kablam! warning: variable does not need to be mutable
Sep 05 20:54:56.384 INFO kablam!   --> src/misc.rs:33:13
Sep 05 20:54:56.384 INFO kablam!    |
Sep 05 20:54:56.384 INFO kablam! 33 |         let mut c2_is_scalar = false;
Sep 05 20:54:56.384 INFO kablam!    |             ----^^^^^^^^^^^^
Sep 05 20:54:56.384 INFO kablam!    |             |
Sep 05 20:54:56.384 INFO kablam!    |             help: remove this `mut`
Sep 05 20:54:56.384 INFO kablam! 
Sep 05 20:54:56.390 INFO kablam! warning: unused variable: `c1_is_scalar`
Sep 05 20:54:56.390 INFO kablam!   --> src/misc.rs:32:17
Sep 05 20:54:56.390 INFO kablam!    |
Sep 05 20:54:56.390 INFO kablam! 32 |         let mut c1_is_scalar = false;
Sep 05 20:54:56.390 INFO kablam!    |                 ^^^^^^^^^^^^ help: consider using `_c1_is_scalar` instead
Sep 05 20:54:56.390 INFO kablam!    |
Sep 05 20:54:56.394 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 05 20:54:56.394 INFO kablam! 
Sep 05 20:54:56.394 INFO kablam! warning: unused variable: `c2_is_scalar`
Sep 05 20:54:56.394 INFO kablam!   --> src/misc.rs:33:17
Sep 05 20:54:56.394 INFO kablam!    |
Sep 05 20:54:56.394 INFO kablam! 33 |         let mut c2_is_scalar = false;
Sep 05 20:54:56.394 INFO kablam!    |                 ^^^^^^^^^^^^ help: consider using `_c2_is_scalar` instead
Sep 05 20:54:56.394 INFO kablam! 
Sep 05 20:54:56.406 INFO kablam! warning: variable does not need to be mutable
Sep 05 20:54:56.406 INFO kablam!   --> src/misc.rs:32:13
Sep 05 20:54:56.406 INFO kablam!    |
Sep 05 20:54:56.406 INFO kablam! 32 |         let mut c1_is_scalar = false;
Sep 05 20:54:56.406 INFO kablam!    |             ----^^^^^^^^^^^^
Sep 05 20:54:56.406 INFO kablam!    |             |
Sep 05 20:54:56.406 INFO kablam!    |             help: remove this `mut`
Sep 05 20:54:56.406 INFO kablam!    |
Sep 05 20:54:56.406 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 05 20:54:56.406 INFO kablam! 
Sep 05 20:54:56.406 INFO kablam! warning: variable does not need to be mutable
Sep 05 20:54:56.406 INFO kablam!   --> src/misc.rs:33:13
Sep 05 20:54:56.406 INFO kablam!    |
Sep 05 20:54:56.406 INFO kablam! 33 |         let mut c2_is_scalar = false;
Sep 05 20:54:56.406 INFO kablam!    |             ----^^^^^^^^^^^^
Sep 05 20:54:56.406 INFO kablam!    |             |
Sep 05 20:54:56.406 INFO kablam!    |             help: remove this `mut`
Sep 05 20:54:56.406 INFO kablam! 
Sep 05 20:54:56.686 INFO kablam! error[E0223]: ambiguous associated type
Sep 05 20:54:56.686 INFO kablam!   --> benches/render.rs:23:9
Sep 05 20:54:56.686 INFO kablam!    |
Sep 05 20:54:56.686 INFO kablam! 23 |         Color::RGBA {
Sep 05 20:54:56.686 INFO kablam!    |         ^^^^^^^^^^^ ambiguous associated type
Sep 05 20:54:56.686 INFO kablam!    |
Sep 05 20:54:56.686 INFO kablam!    = note: specify the type using the syntax `<waveform::Color as Trait>::RGBA`
Sep 05 20:54:56.686 INFO kablam! 
Sep 05 20:54:56.686 INFO kablam! error[E0223]: ambiguous associated type
Sep 05 20:54:56.686 INFO kablam!   --> benches/render.rs:29:9
Sep 05 20:54:56.686 INFO kablam!    |
Sep 05 20:54:56.686 INFO kablam! 29 |         Color::RGBA {
Sep 05 20:54:56.686 INFO kablam!    |         ^^^^^^^^^^^ ambiguous associated type
Sep 05 20:54:56.686 INFO kablam!    |
Sep 05 20:54:56.686 INFO kablam!    = note: specify the type using the syntax `<waveform::Color as Trait>::RGBA`
Sep 05 20:54:56.686 INFO kablam! 
Sep 05 20:54:56.696 INFO kablam! error: aborting due to 2 previous errors
Sep 05 20:54:56.698 INFO kablam! 
Sep 05 20:54:56.698 INFO kablam! For more information about this error, try `rustc --explain E0223`.
Sep 05 20:54:56.722 INFO kablam! error: Could not compile `waveform`.
Sep 05 20:54:56.723 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 05 20:54:56.742 INFO kablam! warning: unused variable: `vec`
Sep 05 20:54:56.742 INFO kablam!   --> examples/binned.rs:86:9
Sep 05 20:54:56.742 INFO kablam!    |
Sep 05 20:54:56.742 INFO kablam! 86 |     let vec: Vec<u8> =
Sep 05 20:54:56.742 INFO kablam!    |         ^^^ help: consider using `_vec` instead
Sep 05 20:54:56.742 INFO kablam!    |
Sep 05 20:54:56.742 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 05 20:54:56.742 INFO kablam! 
Sep 05 20:54:56.862 INFO kablam! warning: unused variable: `vec`
Sep 05 20:54:56.862 INFO kablam!   --> examples/multi.rs:85:13
Sep 05 20:54:56.862 INFO kablam!    |
Sep 05 20:54:56.862 INFO kablam! 85 |     let mut vec: Vec<u8> =
Sep 05 20:54:56.862 INFO kablam!    |             ^^^ help: consider using `_vec` instead
Sep 05 20:54:56.862 INFO kablam!    |
Sep 05 20:54:56.862 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 05 20:54:56.862 INFO kablam! 
Sep 05 20:54:56.862 INFO kablam! warning: variable does not need to be mutable
Sep 05 20:54:56.862 INFO kablam!   --> examples/multi.rs:85:9
Sep 05 20:54:56.862 INFO kablam!    |
Sep 05 20:54:56.862 INFO kablam! 85 |     let mut vec: Vec<u8> =
Sep 05 20:54:56.862 INFO kablam!    |         ----^^^
Sep 05 20:54:56.862 INFO kablam!    |         |
Sep 05 20:54:56.862 INFO kablam!    |         help: remove this `mut`
Sep 05 20:54:56.862 INFO kablam!    |
Sep 05 20:54:56.862 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 05 20:54:56.862 INFO kablam! 
Sep 05 20:54:56.910 INFO kablam! error: build failed
Sep 05 20:54:56.911 INFO kablam! su: No module specific data is present
Sep 05 20:54:58.024 INFO running `"docker" "rm" "-f" "f453f82b740dbf7c363f0b8e81a3e748c55ac2a23f516fa8b2ce885edb53a4f6"`
Sep 05 20:54:58.245 INFO blam! f453f82b740dbf7c363f0b8e81a3e748c55ac2a23f516fa8b2ce885edb53a4f6