Aug 02 06:45:31.241 INFO checking incr-0.2.0 against 1.27.2+tmplazy for lazy_static-1
Aug 02 06:45:31.241 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 06:45:31.241 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 06:45:31.241 INFO running `"docker" "create" "-v" "/tmp/crater.8oP75wToNCaI:/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 02 06:45:31.410 INFO blam! 06a593aaaf2c9aaa4972aa53578c694d9cbec68ec492cdfdd9b6ea0c0224a9be
Aug 02 06:45:31.412 INFO running `"docker" "start" "-a" "06a593aaaf2c9aaa4972aa53578c694d9cbec68ec492cdfdd9b6ea0c0224a9be"`
Aug 02 06:45:32.274 INFO kablam!     Checking incr v0.2.0 (file:///source)
Aug 02 06:45:32.675 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 06:45:32.676 INFO kablam!   --> src/lib.rs:31:34
Aug 02 06:45:32.676 INFO kablam!    |
Aug 02 06:45:32.676 INFO kablam! 31 | #![cfg_attr(feature = "nightly", feature(integer_atomics, test))]
Aug 02 06:45:32.676 INFO kablam!    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 06:45:32.688 INFO kablam! 
Aug 02 06:45:32.691 INFO kablam! error: aborting due to previous error
Aug 02 06:45:32.691 INFO kablam! 
Aug 02 06:45:32.691 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 06:45:32.732 INFO kablam! error: Could not compile `incr`.
Aug 02 06:45:32.732 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 06:45:32.852 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 06:45:32.852 INFO kablam!   --> src/lib.rs:31:34
Aug 02 06:45:32.852 INFO kablam!    |
Aug 02 06:45:32.852 INFO kablam! 31 | #![cfg_attr(feature = "nightly", feature(integer_atomics, test))]
Aug 02 06:45:32.852 INFO kablam!    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 06:45:32.852 INFO kablam! 
Aug 02 06:45:32.855 INFO kablam! error: aborting due to previous error
Aug 02 06:45:32.855 INFO kablam! 
Aug 02 06:45:32.855 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 06:45:32.863 INFO kablam! error: Could not compile `incr`.
Aug 02 06:45:32.864 INFO kablam! 
Aug 02 06:45:32.864 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 06:45:32.866 INFO kablam! su: No module specific data is present
Aug 02 06:45:34.432 INFO running `"docker" "rm" "-f" "06a593aaaf2c9aaa4972aa53578c694d9cbec68ec492cdfdd9b6ea0c0224a9be"`
Aug 02 06:45:34.515 INFO blam! 06a593aaaf2c9aaa4972aa53578c694d9cbec68ec492cdfdd9b6ea0c0224a9be