Aug 02 14:17:06.734 INFO checking bcount-0.1.0 against 1.27.2 for lazy_static-1
Aug 02 14:17:06.734 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 14:17:06.734 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 14:17:06.734 INFO running `"docker" "create" "-v" "/tmp/crater.exqODnwvxCJa:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2:/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 14:17:06.924 INFO blam! 7832da16f8f07b281083263cf4f2b9c1b472e503f5059486f3b2a41c9baab15e
Aug 02 14:17:06.931 INFO running `"docker" "start" "-a" "7832da16f8f07b281083263cf4f2b9c1b472e503f5059486f3b2a41c9baab15e"`
Aug 02 14:17:08.197 INFO kablam!     Checking bcount v0.1.0 (file:///source)
Aug 02 14:17:09.456 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 14:17:09.456 INFO kablam!  --> benches/bc.rs:1:1
Aug 02 14:17:09.456 INFO kablam!   |
Aug 02 14:17:09.456 INFO kablam! 1 | #![feature(test)]
Aug 02 14:17:09.456 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 14:17:09.456 INFO kablam! 
Aug 02 14:17:09.456 INFO kablam! error: aborting due to previous error
Aug 02 14:17:09.457 INFO kablam! 
Aug 02 14:17:09.457 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 14:17:09.459 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 14:17:09.459 INFO kablam!  --> benches/hash.rs:1:1
Aug 02 14:17:09.459 INFO kablam!   |
Aug 02 14:17:09.459 INFO kablam! 1 | #![feature(test)]
Aug 02 14:17:09.459 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 14:17:09.459 INFO kablam! 
Aug 02 14:17:09.459 INFO kablam! error: aborting due to previous error
Aug 02 14:17:09.459 INFO kablam! 
Aug 02 14:17:09.459 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 14:17:09.461 INFO kablam! error: Could not compile `bcount`.
Aug 02 14:17:09.461 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 14:17:09.465 INFO kablam! error: Could not compile `bcount`.
Aug 02 14:17:09.465 INFO kablam! 
Aug 02 14:17:09.465 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 14:17:09.466 INFO kablam! su: No module specific data is present
Aug 02 14:17:10.050 INFO running `"docker" "rm" "-f" "7832da16f8f07b281083263cf4f2b9c1b472e503f5059486f3b2a41c9baab15e"`
Aug 02 14:17:10.207 INFO blam! 7832da16f8f07b281083263cf4f2b9c1b472e503f5059486f3b2a41c9baab15e