Aug 01 20:02:27.970 INFO checking trim_matches_exactly-0.1.0 against 1.27.2+tmplazy for lazy_static-1
Aug 01 20:02:27.970 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 20:02:27.970 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 20:02:27.970 INFO running `"docker" "create" "-v" "/tmp/crater.OqPKg6lMBBrw:/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 20:02:28.226 INFO blam! 74a97b44fa7bea9e327a1c2b0650f4452ce77ee81291dcdf8f76c1619e9a6c25
Aug 01 20:02:28.229 INFO running `"docker" "start" "-a" "74a97b44fa7bea9e327a1c2b0650f4452ce77ee81291dcdf8f76c1619e9a6c25"`
Aug 01 20:02:29.116 INFO kablam!     Checking trim_matches_exactly v0.1.0 (file:///source)
Aug 01 20:02:29.430 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 20:02:29.430 INFO kablam!  --> src/lib.rs:6:1
Aug 01 20:02:29.430 INFO kablam!   |
Aug 01 20:02:29.430 INFO kablam! 6 | #![feature(pattern)]
Aug 01 20:02:29.431 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^
Aug 01 20:02:29.431 INFO kablam! 
Aug 01 20:02:29.431 INFO kablam! error: aborting due to previous error
Aug 01 20:02:29.431 INFO kablam! 
Aug 01 20:02:29.431 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 20:02:29.436 INFO kablam! error: Could not compile `trim_matches_exactly`.
Aug 01 20:02:29.436 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 20:02:29.631 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 20:02:29.631 INFO kablam!  --> src/lib.rs:6:1
Aug 01 20:02:29.631 INFO kablam!   |
Aug 01 20:02:29.631 INFO kablam! 6 | #![feature(pattern)]
Aug 01 20:02:29.631 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^
Aug 01 20:02:29.631 INFO kablam! 
Aug 01 20:02:29.632 INFO kablam! error: aborting due to previous error
Aug 01 20:02:29.632 INFO kablam! 
Aug 01 20:02:29.632 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 20:02:29.639 INFO kablam! error: Could not compile `trim_matches_exactly`.
Aug 01 20:02:29.639 INFO kablam! 
Aug 01 20:02:29.639 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 20:02:29.641 INFO kablam! su: No module specific data is present
Aug 01 20:02:30.134 INFO running `"docker" "rm" "-f" "74a97b44fa7bea9e327a1c2b0650f4452ce77ee81291dcdf8f76c1619e9a6c25"`
Aug 01 20:02:30.284 INFO blam! 74a97b44fa7bea9e327a1c2b0650f4452ce77ee81291dcdf8f76c1619e9a6c25