Aug 02 06:40:30.926 INFO checking int_hash-0.1.1 against 1.27.2 for lazy_static-1
Aug 02 06:40:30.926 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 06:40:30.926 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 06:40:30.927 INFO running `"docker" "create" "-v" "/tmp/crater.V9jNNrJ19RW0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-7/1.27.2:/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 06:40:31.177 INFO blam! 3b6703e70a298715903c025aa8cd9b3dc7d31e433704ca670fd44f81ea032dfb
Aug 02 06:40:31.201 INFO running `"docker" "start" "-a" "3b6703e70a298715903c025aa8cd9b3dc7d31e433704ca670fd44f81ea032dfb"`
Aug 02 06:40:32.030 INFO kablam!     Checking seahash v3.0.5
Aug 02 06:40:32.033 INFO kablam!     Checking int_hash v0.1.1 (file:///source)
Aug 02 06:40:33.209 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 06:40:33.209 INFO kablam!  --> benches/map.rs:1:1
Aug 02 06:40:33.209 INFO kablam!   |
Aug 02 06:40:33.209 INFO kablam! 1 | #![feature(test)]
Aug 02 06:40:33.209 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 06:40:33.209 INFO kablam! 
Aug 02 06:40:33.219 INFO kablam! error: aborting due to previous error
Aug 02 06:40:33.219 INFO kablam! 
Aug 02 06:40:33.219 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 06:40:33.226 INFO kablam! error: Could not compile `int_hash`.
Aug 02 06:40:33.227 INFO kablam! 
Aug 02 06:40:33.227 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 06:40:33.229 INFO kablam! su: No module specific data is present
Aug 02 06:40:33.866 INFO running `"docker" "rm" "-f" "3b6703e70a298715903c025aa8cd9b3dc7d31e433704ca670fd44f81ea032dfb"`
Aug 02 06:40:34.001 INFO blam! 3b6703e70a298715903c025aa8cd9b3dc7d31e433704ca670fd44f81ea032dfb