Sep 10 06:32:17.705 INFO checking waveform-0.3.2 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 06:32:17.705 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 06:32:17.705 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-7/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 06:32:17.926 INFO blam! 9a91b10b1d696731d7dd4a180aefe2a0f6703e0a4b69c5e4beacbf27d69f829b
Sep 10 06:32:17.926 INFO running `"docker" "start" "-a" "9a91b10b1d696731d7dd4a180aefe2a0f6703e0a4b69c5e4beacbf27d69f829b"`
Sep 10 06:32:18.733 INFO kablam! usermod: no changes
Sep 10 06:32:18.866 INFO kablam!     Checking rlibc v1.0.0
Sep 10 06:32:18.994 INFO kablam!     Checking waveform v0.3.2 (file:///source)
Sep 10 06:32:19.539 INFO kablam! warning: unused variable: `c1_is_scalar`
Sep 10 06:32:19.539 INFO kablam!   --> src/misc.rs:32:17
Sep 10 06:32:19.539 INFO kablam!    |
Sep 10 06:32:19.539 INFO kablam! 32 |         let mut c1_is_scalar = false;
Sep 10 06:32:19.539 INFO kablam!    |                 ^^^^^^^^^^^^ help: consider using `_c1_is_scalar` instead
Sep 10 06:32:19.539 INFO kablam!    |
Sep 10 06:32:19.539 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 06:32:19.539 INFO kablam! 
Sep 10 06:32:19.539 INFO kablam! warning: unused variable: `c2_is_scalar`
Sep 10 06:32:19.539 INFO kablam!   --> src/misc.rs:33:17
Sep 10 06:32:19.539 INFO kablam!    |
Sep 10 06:32:19.539 INFO kablam! 33 |         let mut c2_is_scalar = false;
Sep 10 06:32:19.539 INFO kablam!    |                 ^^^^^^^^^^^^ help: consider using `_c2_is_scalar` instead
Sep 10 06:32:19.539 INFO kablam! 
Sep 10 06:32:19.545 INFO kablam! warning: variable does not need to be mutable
Sep 10 06:32:19.545 INFO kablam!   --> src/misc.rs:32:13
Sep 10 06:32:19.545 INFO kablam!    |
Sep 10 06:32:19.545 INFO kablam! 32 |         let mut c1_is_scalar = false;
Sep 10 06:32:19.545 INFO kablam!    |             ----^^^^^^^^^^^^
Sep 10 06:32:19.545 INFO kablam!    |             |
Sep 10 06:32:19.545 INFO kablam!    |             help: remove this `mut`
Sep 10 06:32:19.545 INFO kablam!    |
Sep 10 06:32:19.545 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 06:32:19.545 INFO kablam! 
Sep 10 06:32:19.545 INFO kablam! warning: variable does not need to be mutable
Sep 10 06:32:19.545 INFO kablam!   --> src/misc.rs:33:13
Sep 10 06:32:19.545 INFO kablam!    |
Sep 10 06:32:19.545 INFO kablam! 33 |         let mut c2_is_scalar = false;
Sep 10 06:32:19.545 INFO kablam!    |             ----^^^^^^^^^^^^
Sep 10 06:32:19.545 INFO kablam!    |             |
Sep 10 06:32:19.545 INFO kablam!    |             help: remove this `mut`
Sep 10 06:32:19.545 INFO kablam! 
Sep 10 06:32:19.810 INFO kablam! warning: unused variable: `c1_is_scalar`
Sep 10 06:32:19.810 INFO kablam!   --> src/misc.rs:32:17
Sep 10 06:32:19.810 INFO kablam!    |
Sep 10 06:32:19.810 INFO kablam! 32 |         let mut c1_is_scalar = false;
Sep 10 06:32:19.810 INFO kablam!    |                 ^^^^^^^^^^^^ help: consider using `_c1_is_scalar` instead
Sep 10 06:32:19.810 INFO kablam!    |
Sep 10 06:32:19.810 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 06:32:19.810 INFO kablam! 
Sep 10 06:32:19.810 INFO kablam! warning: unused variable: `c2_is_scalar`
Sep 10 06:32:19.810 INFO kablam!   --> src/misc.rs:33:17
Sep 10 06:32:19.810 INFO kablam!    |
Sep 10 06:32:19.810 INFO kablam! 33 |         let mut c2_is_scalar = false;
Sep 10 06:32:19.810 INFO kablam!    |                 ^^^^^^^^^^^^ help: consider using `_c2_is_scalar` instead
Sep 10 06:32:19.810 INFO kablam! 
Sep 10 06:32:19.822 INFO kablam! warning: variable does not need to be mutable
Sep 10 06:32:19.822 INFO kablam!   --> src/misc.rs:32:13
Sep 10 06:32:19.822 INFO kablam!    |
Sep 10 06:32:19.822 INFO kablam! 32 |         let mut c1_is_scalar = false;
Sep 10 06:32:19.822 INFO kablam!    |             ----^^^^^^^^^^^^
Sep 10 06:32:19.822 INFO kablam!    |             |
Sep 10 06:32:19.822 INFO kablam!    |             help: remove this `mut`
Sep 10 06:32:19.822 INFO kablam!    |
Sep 10 06:32:19.822 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 06:32:19.822 INFO kablam! 
Sep 10 06:32:19.822 INFO kablam! warning: variable does not need to be mutable
Sep 10 06:32:19.822 INFO kablam!   --> src/misc.rs:33:13
Sep 10 06:32:19.822 INFO kablam!    |
Sep 10 06:32:19.822 INFO kablam! 33 |         let mut c2_is_scalar = false;
Sep 10 06:32:19.822 INFO kablam!    |             ----^^^^^^^^^^^^
Sep 10 06:32:19.822 INFO kablam!    |             |
Sep 10 06:32:19.822 INFO kablam!    |             help: remove this `mut`
Sep 10 06:32:19.822 INFO kablam! 
Sep 10 06:32:19.885 INFO kablam! warning: unused variable: `vec`
Sep 10 06:32:19.885 INFO kablam!   --> examples/binned.rs:86:9
Sep 10 06:32:19.885 INFO kablam!    |
Sep 10 06:32:19.885 INFO kablam! 86 |     let vec: Vec<u8> =
Sep 10 06:32:19.885 INFO kablam!    |         ^^^ help: consider using `_vec` instead
Sep 10 06:32:19.885 INFO kablam!    |
Sep 10 06:32:19.885 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 06:32:19.885 INFO kablam! 
Sep 10 06:32:20.025 INFO kablam! error[E0223]: ambiguous associated type
Sep 10 06:32:20.025 INFO kablam!   --> benches/render.rs:23:9
Sep 10 06:32:20.025 INFO kablam!    |
Sep 10 06:32:20.025 INFO kablam! 23 |         Color::RGBA {
Sep 10 06:32:20.025 INFO kablam!    |         ^^^^^^^^^^^ ambiguous associated type
Sep 10 06:32:20.025 INFO kablam!    |
Sep 10 06:32:20.025 INFO kablam!    = note: specify the type using the syntax `<waveform::Color as Trait>::RGBA`
Sep 10 06:32:20.025 INFO kablam! 
Sep 10 06:32:20.025 INFO kablam! error[E0223]: ambiguous associated type
Sep 10 06:32:20.025 INFO kablam!   --> benches/render.rs:29:9
Sep 10 06:32:20.025 INFO kablam!    |
Sep 10 06:32:20.025 INFO kablam! 29 |         Color::RGBA {
Sep 10 06:32:20.025 INFO kablam!    |         ^^^^^^^^^^^ ambiguous associated type
Sep 10 06:32:20.025 INFO kablam!    |
Sep 10 06:32:20.025 INFO kablam!    = note: specify the type using the syntax `<waveform::Color as Trait>::RGBA`
Sep 10 06:32:20.025 INFO kablam! 
Sep 10 06:32:20.042 INFO kablam! warning: unused variable: `vec`
Sep 10 06:32:20.042 INFO kablam!   --> examples/multi.rs:85:13
Sep 10 06:32:20.042 INFO kablam!    |
Sep 10 06:32:20.042 INFO kablam! 85 |     let mut vec: Vec<u8> =
Sep 10 06:32:20.042 INFO kablam!    |             ^^^ help: consider using `_vec` instead
Sep 10 06:32:20.042 INFO kablam!    |
Sep 10 06:32:20.042 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 06:32:20.042 INFO kablam! 
Sep 10 06:32:20.046 INFO kablam! warning: variable does not need to be mutable
Sep 10 06:32:20.046 INFO kablam!   --> examples/multi.rs:85:9
Sep 10 06:32:20.046 INFO kablam!    |
Sep 10 06:32:20.046 INFO kablam! 85 |     let mut vec: Vec<u8> =
Sep 10 06:32:20.046 INFO kablam!    |         ----^^^
Sep 10 06:32:20.046 INFO kablam!    |         |
Sep 10 06:32:20.046 INFO kablam!    |         help: remove this `mut`
Sep 10 06:32:20.046 INFO kablam!    |
Sep 10 06:32:20.046 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 06:32:20.046 INFO kablam! 
Sep 10 06:32:20.046 INFO kablam! error: aborting due to 2 previous errors
Sep 10 06:32:20.046 INFO kablam! 
Sep 10 06:32:20.046 INFO kablam! For more information about this error, try `rustc --explain E0223`.
Sep 10 06:32:20.054 INFO kablam! error: Could not compile `waveform`.
Sep 10 06:32:20.054 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 10 06:32:20.072 INFO kablam! error: build failed
Sep 10 06:32:20.074 INFO kablam! su: No module specific data is present
Sep 10 06:32:20.652 INFO running `"docker" "rm" "-f" "9a91b10b1d696731d7dd4a180aefe2a0f6703e0a4b69c5e4beacbf27d69f829b"`
Sep 10 06:32:20.774 INFO blam! 9a91b10b1d696731d7dd4a180aefe2a0f6703e0a4b69c5e4beacbf27d69f829b