Aug 01 18:57:14.889 INFO checking waveform-0.3.2 against 1.27.2+tmplazy for lazy_static-1
Aug 01 18:57:14.890 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 18:57:14.890 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 18:57:14.890 INFO running `"docker" "create" "-v" "/tmp/crater.qoiRtWyRJK6v:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-3/1.27.2+tmplazy:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 01 18:57:15.081 INFO blam! 705953ce8b0bfb40b4a6854e5e438162546f9225de7ed7fcc9cd78122d322c74
Aug 01 18:57:15.084 INFO running `"docker" "start" "-a" "705953ce8b0bfb40b4a6854e5e438162546f9225de7ed7fcc9cd78122d322c74"`
Aug 01 18:57:16.126 INFO kablam!     Checking waveform v0.3.2 (file:///source)
Aug 01 18:57:16.650 INFO kablam! warning: unused variable: `c1_is_scalar`
Aug 01 18:57:16.650 INFO kablam!   --> src/misc.rs:32:13
Aug 01 18:57:16.650 INFO kablam!    |
Aug 01 18:57:16.650 INFO kablam! 32 |         let mut c1_is_scalar = false;
Aug 01 18:57:16.650 INFO kablam!    |             ^^^^^^^^^^^^^^^^ help: consider using `_c1_is_scalar` instead
Aug 01 18:57:16.650 INFO kablam!    |
Aug 01 18:57:16.650 INFO kablam!    = note: #[warn(unused_variables)] on by default
Aug 01 18:57:16.650 INFO kablam! 
Aug 01 18:57:16.650 INFO kablam! warning: unused variable: `c2_is_scalar`
Aug 01 18:57:16.650 INFO kablam!   --> src/misc.rs:33:13
Aug 01 18:57:16.650 INFO kablam!    |
Aug 01 18:57:16.650 INFO kablam! 33 |         let mut c2_is_scalar = false;
Aug 01 18:57:16.650 INFO kablam!    |             ^^^^^^^^^^^^^^^^ help: consider using `_c2_is_scalar` instead
Aug 01 18:57:16.650 INFO kablam! 
Aug 01 18:57:16.660 INFO kablam! warning: variable does not need to be mutable
Aug 01 18:57:16.660 INFO kablam!   --> src/misc.rs:32:13
Aug 01 18:57:16.660 INFO kablam!    |
Aug 01 18:57:16.660 INFO kablam! 32 |         let mut c1_is_scalar = false;
Aug 01 18:57:16.660 INFO kablam!    |             ----^^^^^^^^^^^^
Aug 01 18:57:16.660 INFO kablam!    |             |
Aug 01 18:57:16.660 INFO kablam!    |             help: remove this `mut`
Aug 01 18:57:16.660 INFO kablam!    |
Aug 01 18:57:16.660 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 01 18:57:16.660 INFO kablam! 
Aug 01 18:57:16.660 INFO kablam! warning: variable does not need to be mutable
Aug 01 18:57:16.660 INFO kablam!   --> src/misc.rs:33:13
Aug 01 18:57:16.660 INFO kablam!    |
Aug 01 18:57:16.660 INFO kablam! 33 |         let mut c2_is_scalar = false;
Aug 01 18:57:16.660 INFO kablam!    |             ----^^^^^^^^^^^^
Aug 01 18:57:16.660 INFO kablam!    |             |
Aug 01 18:57:16.660 INFO kablam!    |             help: remove this `mut`
Aug 01 18:57:16.660 INFO kablam! 
Aug 01 18:57:16.939 INFO kablam! warning: unused variable: `c1_is_scalar`
Aug 01 18:57:16.939 INFO kablam!   --> src/misc.rs:32:13
Aug 01 18:57:16.939 INFO kablam!    |
Aug 01 18:57:16.941 INFO kablam! 32 |         let mut c1_is_scalar = false;
Aug 01 18:57:16.941 INFO kablam!    |             ^^^^^^^^^^^^^^^^ help: consider using `_c1_is_scalar` instead
Aug 01 18:57:16.941 INFO kablam!    |
Aug 01 18:57:16.941 INFO kablam!    = note: #[warn(unused_variables)] on by default
Aug 01 18:57:16.941 INFO kablam! 
Aug 01 18:57:16.941 INFO kablam! warning: unused variable: `c2_is_scalar`
Aug 01 18:57:16.941 INFO kablam!   --> src/misc.rs:33:13
Aug 01 18:57:16.941 INFO kablam!    |
Aug 01 18:57:16.941 INFO kablam! 33 |         let mut c2_is_scalar = false;
Aug 01 18:57:16.941 INFO kablam!    |             ^^^^^^^^^^^^^^^^ help: consider using `_c2_is_scalar` instead
Aug 01 18:57:16.941 INFO kablam! 
Aug 01 18:57:16.954 INFO kablam! warning: variable does not need to be mutable
Aug 01 18:57:16.955 INFO kablam!   --> src/misc.rs:32:13
Aug 01 18:57:16.955 INFO kablam!    |
Aug 01 18:57:16.955 INFO kablam! 32 |         let mut c1_is_scalar = false;
Aug 01 18:57:16.955 INFO kablam!    |             ----^^^^^^^^^^^^
Aug 01 18:57:16.955 INFO kablam!    |             |
Aug 01 18:57:16.955 INFO kablam!    |             help: remove this `mut`
Aug 01 18:57:16.955 INFO kablam!    |
Aug 01 18:57:16.955 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 01 18:57:16.956 INFO kablam! 
Aug 01 18:57:16.956 INFO kablam! warning: variable does not need to be mutable
Aug 01 18:57:16.956 INFO kablam!   --> src/misc.rs:33:13
Aug 01 18:57:16.956 INFO kablam!    |
Aug 01 18:57:16.956 INFO kablam! 33 |         let mut c2_is_scalar = false;
Aug 01 18:57:16.956 INFO kablam!    |             ----^^^^^^^^^^^^
Aug 01 18:57:16.956 INFO kablam!    |             |
Aug 01 18:57:16.956 INFO kablam!    |             help: remove this `mut`
Aug 01 18:57:16.956 INFO kablam! 
Aug 01 18:57:17.257 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 18:57:17.257 INFO kablam!  --> benches/render.rs:1:1
Aug 01 18:57:17.257 INFO kablam!   |
Aug 01 18:57:17.257 INFO kablam! 1 | #![feature(test)]
Aug 01 18:57:17.257 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 01 18:57:17.258 INFO kablam! 
Aug 01 18:57:17.259 INFO kablam! error: aborting due to previous error
Aug 01 18:57:17.260 INFO kablam! 
Aug 01 18:57:17.260 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 18:57:17.269 INFO kablam! error: Could not compile `waveform`.
Aug 01 18:57:17.270 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 18:57:17.320 INFO kablam! warning: unused variable: `vec`
Aug 01 18:57:17.320 INFO kablam!   --> examples/multi.rs:85:9
Aug 01 18:57:17.320 INFO kablam!    |
Aug 01 18:57:17.320 INFO kablam! 85 |     let mut vec: Vec<u8> =
Aug 01 18:57:17.321 INFO kablam!    |         ^^^^^^^ help: consider using `_vec` instead
Aug 01 18:57:17.321 INFO kablam!    |
Aug 01 18:57:17.321 INFO kablam!    = note: #[warn(unused_variables)] on by default
Aug 01 18:57:17.321 INFO kablam! 
Aug 01 18:57:17.327 INFO kablam! warning: variable does not need to be mutable
Aug 01 18:57:17.327 INFO kablam!   --> examples/multi.rs:85:9
Aug 01 18:57:17.327 INFO kablam!    |
Aug 01 18:57:17.327 INFO kablam! 85 |     let mut vec: Vec<u8> =
Aug 01 18:57:17.327 INFO kablam!    |         ----^^^
Aug 01 18:57:17.327 INFO kablam!    |         |
Aug 01 18:57:17.327 INFO kablam!    |         help: remove this `mut`
Aug 01 18:57:17.327 INFO kablam!    |
Aug 01 18:57:17.327 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 01 18:57:17.327 INFO kablam! 
Aug 01 18:57:17.337 INFO kablam! warning: unused variable: `vec`
Aug 01 18:57:17.337 INFO kablam!   --> examples/binned.rs:86:9
Aug 01 18:57:17.337 INFO kablam!    |
Aug 01 18:57:17.337 INFO kablam! 86 |     let vec: Vec<u8> =
Aug 01 18:57:17.337 INFO kablam!    |         ^^^ help: consider using `_vec` instead
Aug 01 18:57:17.337 INFO kablam!    |
Aug 01 18:57:17.337 INFO kablam!    = note: #[warn(unused_variables)] on by default
Aug 01 18:57:17.337 INFO kablam! 
Aug 01 18:57:17.395 INFO kablam! error: build failed
Aug 01 18:57:17.397 INFO kablam! su: No module specific data is present
Aug 01 18:57:18.034 INFO running `"docker" "rm" "-f" "705953ce8b0bfb40b4a6854e5e438162546f9225de7ed7fcc9cd78122d322c74"`
Aug 01 18:57:18.198 INFO blam! 705953ce8b0bfb40b4a6854e5e438162546f9225de7ed7fcc9cd78122d322c74