Aug 02 13:57:36.526 INFO checking blit-0.5.4 against 1.27.2 for lazy_static-1
Aug 02 13:57:36.526 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 13:57:36.526 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 13:57:36.526 INFO running `"docker" "create" "-v" "/tmp/crater.Dt1F8cWCfltM:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-3/1.27.2:/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 02 13:57:36.752 INFO blam! 97c594bea22b0e690396dcad74dde7384e8589b789f07949e860ab92d2208a36
Aug 02 13:57:36.754 INFO running `"docker" "start" "-a" "97c594bea22b0e690396dcad74dde7384e8589b789f07949e860ab92d2208a36"`
Aug 02 13:57:38.695 INFO kablam!     Checking aseprite v0.1.3
Aug 02 13:57:38.697 INFO kablam!     Checking image v0.19.0
Aug 02 13:57:48.197 INFO kablam!     Checking blit v0.5.4 (file:///source)
Aug 02 13:57:53.881 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 13:57:53.881 INFO kablam!  --> benches/benchmarks.rs:1:1
Aug 02 13:57:53.881 INFO kablam!   |
Aug 02 13:57:53.881 INFO kablam! 1 | #![feature(test)]
Aug 02 13:57:53.881 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 13:57:53.928 INFO kablam! 
Aug 02 13:57:53.929 INFO kablam! error: aborting due to previous error
Aug 02 13:57:53.929 INFO kablam! 
Aug 02 13:57:53.929 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 13:57:53.961 INFO kablam! error: Could not compile `blit`.
Aug 02 13:57:53.962 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 13:57:54.465 INFO kablam! warning: unused variable: `blit_buf`
Aug 02 13:57:54.465 INFO kablam!   --> examples/smiley.rs:39:9
Aug 02 13:57:54.465 INFO kablam!    |
Aug 02 13:57:54.465 INFO kablam! 39 |     let blit_buf = rgb.to_blit_buffer(Color::from_u32(MASK_COLOR));
Aug 02 13:57:54.465 INFO kablam!    |         ^^^^^^^^ help: consider using `_blit_buf` instead
Aug 02 13:57:54.465 INFO kablam!    |
Aug 02 13:57:54.465 INFO kablam!    = note: #[warn(unused_variables)] on by default
Aug 02 13:57:54.465 INFO kablam! 
Aug 02 13:57:54.594 INFO kablam! error: build failed
Aug 02 13:57:54.595 INFO kablam! su: No module specific data is present
Aug 02 13:57:55.342 INFO running `"docker" "rm" "-f" "97c594bea22b0e690396dcad74dde7384e8589b789f07949e860ab92d2208a36"`
Aug 02 13:57:55.538 INFO blam! 97c594bea22b0e690396dcad74dde7384e8589b789f07949e860ab92d2208a36