Aug 02 01:05:25.529 INFO checking regex_generate-0.2.0 against 1.27.2+tmplazy for lazy_static-1
Aug 02 01:05:25.529 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 01:05:25.529 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 01:05:25.529 INFO running `"docker" "create" "-v" "/tmp/crater.BhoiD4w36GOp:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-6/1.27.2+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 02 01:05:25.709 INFO blam! d590b15da70029ebfe42720a4552868933d0e3c3ec2e5dce44dce08a2ff57dd2
Aug 02 01:05:25.717 INFO running `"docker" "start" "-a" "d590b15da70029ebfe42720a4552868933d0e3c3ec2e5dce44dce08a2ff57dd2"`
Aug 02 01:05:27.284 INFO kablam!     Checking regex_generate v0.2.0 (file:///source)
Aug 02 01:05:28.219 INFO kablam! warning: unused import: `regex_syntax::Expr`
Aug 02 01:05:28.219 INFO kablam!    --> src/lib.rs:142:9
Aug 02 01:05:28.219 INFO kablam!     |
Aug 02 01:05:28.219 INFO kablam! 142 |     use regex_syntax::Expr;
Aug 02 01:05:28.219 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^
Aug 02 01:05:28.220 INFO kablam!     |
Aug 02 01:05:28.220 INFO kablam!     = note: #[warn(unused_imports)] on by default
Aug 02 01:05:28.220 INFO kablam! 
Aug 02 01:05:29.580 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 01:05:29.580 INFO kablam!  --> benches/bench.rs:1:1
Aug 02 01:05:29.580 INFO kablam!   |
Aug 02 01:05:29.581 INFO kablam! 1 | #![feature(test)]
Aug 02 01:05:29.581 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 01:05:29.581 INFO kablam! 
Aug 02 01:05:29.585 INFO kablam! error: aborting due to previous error
Aug 02 01:05:29.585 INFO kablam! 
Aug 02 01:05:29.585 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 01:05:29.590 INFO kablam! error: Could not compile `regex_generate`.
Aug 02 01:05:29.591 INFO kablam! 
Aug 02 01:05:29.591 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 01:05:29.593 INFO kablam! su: No module specific data is present
Aug 02 01:05:30.526 INFO running `"docker" "rm" "-f" "d590b15da70029ebfe42720a4552868933d0e3c3ec2e5dce44dce08a2ff57dd2"`
Aug 02 01:05:30.710 INFO blam! d590b15da70029ebfe42720a4552868933d0e3c3ec2e5dce44dce08a2ff57dd2