Aug 02 12:15:13.536 INFO checking crashtag-0.1.1 against 1.27.2+tmplazy for lazy_static-1
Aug 02 12:15:13.536 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 12:15:13.536 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 12:15:13.536 INFO running `"docker" "create" "-v" "/tmp/crater.tPRAOYU6cBbe:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-2/1.27.2+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 12:15:13.722 INFO blam! 074977c078b9128a364d618e5f7e7d62b0052f1f54d6714c061351b458d0e75a
Aug 02 12:15:13.727 INFO running `"docker" "start" "-a" "074977c078b9128a364d618e5f7e7d62b0052f1f54d6714c061351b458d0e75a"`
Aug 02 12:15:15.658 INFO kablam!     Checking crashtag v0.1.1 (file:///source)
Aug 02 12:15:16.004 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 12:15:16.004 INFO kablam!  --> src/lib.rs:1:1
Aug 02 12:15:16.004 INFO kablam!   |
Aug 02 12:15:16.004 INFO kablam! 1 | #![feature(asm)] 
Aug 02 12:15:16.004 INFO kablam!   | ^^^^^^^^^^^^^^^^
Aug 02 12:15:16.004 INFO kablam! 
Aug 02 12:15:16.004 INFO kablam! error: aborting due to previous error
Aug 02 12:15:16.004 INFO kablam! 
Aug 02 12:15:16.004 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 12:15:16.013 INFO kablam! error: Could not compile `crashtag`.
Aug 02 12:15:16.013 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 12:15:16.061 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 12:15:16.061 INFO kablam!  --> src/lib.rs:1:1
Aug 02 12:15:16.061 INFO kablam!   |
Aug 02 12:15:16.061 INFO kablam! 1 | #![feature(asm)] 
Aug 02 12:15:16.061 INFO kablam!   | ^^^^^^^^^^^^^^^^
Aug 02 12:15:16.061 INFO kablam! 
Aug 02 12:15:16.061 INFO kablam! error: aborting due to previous error
Aug 02 12:15:16.061 INFO kablam! 
Aug 02 12:15:16.061 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 12:15:16.068 INFO kablam! error: Could not compile `crashtag`.
Aug 02 12:15:16.068 INFO kablam! 
Aug 02 12:15:16.068 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 12:15:16.074 INFO kablam! su: No module specific data is present
Aug 02 12:15:17.426 INFO running `"docker" "rm" "-f" "074977c078b9128a364d618e5f7e7d62b0052f1f54d6714c061351b458d0e75a"`
Aug 02 12:15:17.527 INFO blam! 074977c078b9128a364d618e5f7e7d62b0052f1f54d6714c061351b458d0e75a