Sep 01 02:09:51.357 INFO checking waveform-0.3.2 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 02:09:51.357 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 02:09:51.358 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-2/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 02:09:51.510 INFO blam! 67b79b2407c23eb33342c11d1a2f6c97e38649982d52035247c6fd98e59d00f6
Sep 01 02:09:51.512 INFO running `"docker" "start" "-a" "67b79b2407c23eb33342c11d1a2f6c97e38649982d52035247c6fd98e59d00f6"`
Sep 01 02:09:52.080 INFO kablam!     Checking waveform v0.3.2 (file:///source)
Sep 01 02:09:52.697 INFO kablam! warning: unused variable: `c1_is_scalar`
Sep 01 02:09:52.697 INFO kablam!   --> src/misc.rs:32:17
Sep 01 02:09:52.697 INFO kablam!    |
Sep 01 02:09:52.697 INFO kablam! 32 |         let mut c1_is_scalar = false;
Sep 01 02:09:52.697 INFO kablam!    |                 ^^^^^^^^^^^^ help: consider using `_c1_is_scalar` instead
Sep 01 02:09:52.697 INFO kablam!    |
Sep 01 02:09:52.697 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 01 02:09:52.697 INFO kablam! 
Sep 01 02:09:52.697 INFO kablam! warning: unused variable: `c2_is_scalar`
Sep 01 02:09:52.697 INFO kablam!   --> src/misc.rs:33:17
Sep 01 02:09:52.697 INFO kablam!    |
Sep 01 02:09:52.697 INFO kablam! 33 |         let mut c2_is_scalar = false;
Sep 01 02:09:52.697 INFO kablam!    |                 ^^^^^^^^^^^^ help: consider using `_c2_is_scalar` instead
Sep 01 02:09:52.697 INFO kablam! 
Sep 01 02:09:52.709 INFO kablam! warning: variable does not need to be mutable
Sep 01 02:09:52.709 INFO kablam!   --> src/misc.rs:32:13
Sep 01 02:09:52.709 INFO kablam!    |
Sep 01 02:09:52.710 INFO kablam! 32 |         let mut c1_is_scalar = false;
Sep 01 02:09:52.710 INFO kablam!    |             ----^^^^^^^^^^^^
Sep 01 02:09:52.710 INFO kablam!    |             |
Sep 01 02:09:52.710 INFO kablam!    |             help: remove this `mut`
Sep 01 02:09:52.710 INFO kablam!    |
Sep 01 02:09:52.710 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 02:09:52.710 INFO kablam! 
Sep 01 02:09:52.710 INFO kablam! warning: variable does not need to be mutable
Sep 01 02:09:52.710 INFO kablam!   --> src/misc.rs:33:13
Sep 01 02:09:52.710 INFO kablam!    |
Sep 01 02:09:52.710 INFO kablam! 33 |         let mut c2_is_scalar = false;
Sep 01 02:09:52.710 INFO kablam!    |             ----^^^^^^^^^^^^
Sep 01 02:09:52.710 INFO kablam!    |             |
Sep 01 02:09:52.710 INFO kablam!    |             help: remove this `mut`
Sep 01 02:09:52.710 INFO kablam! 
Sep 01 02:09:52.742 INFO kablam! warning: unused variable: `c1_is_scalar`
Sep 01 02:09:52.742 INFO kablam!   --> src/misc.rs:32:17
Sep 01 02:09:52.742 INFO kablam!    |
Sep 01 02:09:52.742 INFO kablam! 32 |         let mut c1_is_scalar = false;
Sep 01 02:09:52.742 INFO kablam!    |                 ^^^^^^^^^^^^ help: consider using `_c1_is_scalar` instead
Sep 01 02:09:52.742 INFO kablam!    |
Sep 01 02:09:52.742 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 01 02:09:52.742 INFO kablam! 
Sep 01 02:09:52.742 INFO kablam! warning: unused variable: `c2_is_scalar`
Sep 01 02:09:52.742 INFO kablam!   --> src/misc.rs:33:17
Sep 01 02:09:52.742 INFO kablam!    |
Sep 01 02:09:52.742 INFO kablam! 33 |         let mut c2_is_scalar = false;
Sep 01 02:09:52.742 INFO kablam!    |                 ^^^^^^^^^^^^ help: consider using `_c2_is_scalar` instead
Sep 01 02:09:52.742 INFO kablam! 
Sep 01 02:09:52.754 INFO kablam! warning: variable does not need to be mutable
Sep 01 02:09:52.754 INFO kablam!   --> src/misc.rs:32:13
Sep 01 02:09:52.754 INFO kablam!    |
Sep 01 02:09:52.754 INFO kablam! 32 |         let mut c1_is_scalar = false;
Sep 01 02:09:52.754 INFO kablam!    |             ----^^^^^^^^^^^^
Sep 01 02:09:52.754 INFO kablam!    |             |
Sep 01 02:09:52.754 INFO kablam!    |             help: remove this `mut`
Sep 01 02:09:52.754 INFO kablam!    |
Sep 01 02:09:52.754 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 02:09:52.754 INFO kablam! 
Sep 01 02:09:52.754 INFO kablam! warning: variable does not need to be mutable
Sep 01 02:09:52.754 INFO kablam!   --> src/misc.rs:33:13
Sep 01 02:09:52.754 INFO kablam!    |
Sep 01 02:09:52.754 INFO kablam! 33 |         let mut c2_is_scalar = false;
Sep 01 02:09:52.754 INFO kablam!    |             ----^^^^^^^^^^^^
Sep 01 02:09:52.754 INFO kablam!    |             |
Sep 01 02:09:52.754 INFO kablam!    |             help: remove this `mut`
Sep 01 02:09:52.754 INFO kablam! 
Sep 01 02:09:53.061 INFO kablam! warning: unused variable: `vec`
Sep 01 02:09:53.061 INFO kablam!   --> examples/binned.rs:86:9
Sep 01 02:09:53.061 INFO kablam!    |
Sep 01 02:09:53.061 INFO kablam! 86 |     let vec: Vec<u8> =
Sep 01 02:09:53.061 INFO kablam!    |         ^^^ help: consider using `_vec` instead
Sep 01 02:09:53.061 INFO kablam!    |
Sep 01 02:09:53.061 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 01 02:09:53.061 INFO kablam! 
Sep 01 02:09:53.104 INFO kablam! error[E0223]: ambiguous associated type
Sep 01 02:09:53.104 INFO kablam!   --> benches/render.rs:23:9
Sep 01 02:09:53.104 INFO kablam!    |
Sep 01 02:09:53.104 INFO kablam! 23 |         Color::RGBA {
Sep 01 02:09:53.104 INFO kablam!    |         ^^^^^^^^^^^ ambiguous associated type
Sep 01 02:09:53.104 INFO kablam!    |
Sep 01 02:09:53.104 INFO kablam!    = note: specify the type using the syntax `<waveform::Color as Trait>::RGBA`
Sep 01 02:09:53.104 INFO kablam! 
Sep 01 02:09:53.104 INFO kablam! error[E0223]: ambiguous associated type
Sep 01 02:09:53.104 INFO kablam!   --> benches/render.rs:29:9
Sep 01 02:09:53.104 INFO kablam!    |
Sep 01 02:09:53.104 INFO kablam! 29 |         Color::RGBA {
Sep 01 02:09:53.104 INFO kablam!    |         ^^^^^^^^^^^ ambiguous associated type
Sep 01 02:09:53.104 INFO kablam!    |
Sep 01 02:09:53.104 INFO kablam!    = note: specify the type using the syntax `<waveform::Color as Trait>::RGBA`
Sep 01 02:09:53.104 INFO kablam! 
Sep 01 02:09:53.127 INFO kablam! error: aborting due to 2 previous errors
Sep 01 02:09:53.128 INFO kablam! 
Sep 01 02:09:53.128 INFO kablam! For more information about this error, try `rustc --explain E0223`.
Sep 01 02:09:53.133 INFO kablam! error: Could not compile `waveform`.
Sep 01 02:09:53.133 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 01 02:09:53.150 INFO kablam! warning: unused variable: `vec`
Sep 01 02:09:53.150 INFO kablam!   --> examples/multi.rs:85:13
Sep 01 02:09:53.150 INFO kablam!    |
Sep 01 02:09:53.150 INFO kablam! 85 |     let mut vec: Vec<u8> =
Sep 01 02:09:53.150 INFO kablam!    |             ^^^ help: consider using `_vec` instead
Sep 01 02:09:53.151 INFO kablam!    |
Sep 01 02:09:53.151 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 01 02:09:53.151 INFO kablam! 
Sep 01 02:09:53.155 INFO kablam! warning: variable does not need to be mutable
Sep 01 02:09:53.155 INFO kablam!   --> examples/multi.rs:85:9
Sep 01 02:09:53.155 INFO kablam!    |
Sep 01 02:09:53.155 INFO kablam! 85 |     let mut vec: Vec<u8> =
Sep 01 02:09:53.155 INFO kablam!    |         ----^^^
Sep 01 02:09:53.155 INFO kablam!    |         |
Sep 01 02:09:53.155 INFO kablam!    |         help: remove this `mut`
Sep 01 02:09:53.156 INFO kablam!    |
Sep 01 02:09:53.156 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 02:09:53.156 INFO kablam! 
Sep 01 02:09:53.182 INFO kablam! error: build failed
Sep 01 02:09:53.183 INFO kablam! su: No module specific data is present
Sep 01 02:09:53.578 INFO running `"docker" "rm" "-f" "67b79b2407c23eb33342c11d1a2f6c97e38649982d52035247c6fd98e59d00f6"`
Sep 01 02:09:53.659 INFO blam! 67b79b2407c23eb33342c11d1a2f6c97e38649982d52035247c6fd98e59d00f6