Aug 01 19:55:27.657 INFO checking tty-0.4.5 against 1.27.2 for lazy_static-1
Aug 01 19:55:27.657 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 19:55:27.657 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 19:55:27.658 INFO running `"docker" "create" "-v" "/tmp/crater.2yFVydpAAqw8:/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 01 19:55:27.975 INFO blam! 960f42c799d02c1cc773fea411a67bc7ddc9a33b1c1d6604b5d31c3f78b8449c
Aug 01 19:55:27.977 INFO running `"docker" "start" "-a" "960f42c799d02c1cc773fea411a67bc7ddc9a33b1c1d6604b5d31c3f78b8449c"`
Aug 01 19:55:28.999 INFO kablam!     Checking fd v0.2.3
Aug 01 19:55:29.453 INFO kablam!     Checking tty v0.4.5 (file:///source)
Aug 01 19:55:30.093 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 19:55:30.093 INFO kablam!   --> src/lib.rs:15:1
Aug 01 19:55:30.093 INFO kablam!    |
Aug 01 19:55:30.093 INFO kablam! 15 | #![feature(process_exec)]
Aug 01 19:55:30.094 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 19:55:30.094 INFO kablam! 
Aug 01 19:55:30.094 INFO kablam! error: aborting due to previous error
Aug 01 19:55:30.094 INFO kablam! 
Aug 01 19:55:30.094 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 19:55:30.113 INFO kablam! error: Could not compile `tty`.
Aug 01 19:55:30.114 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 19:55:30.182 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 19:55:30.182 INFO kablam!   --> src/lib.rs:15:1
Aug 01 19:55:30.182 INFO kablam!    |
Aug 01 19:55:30.182 INFO kablam! 15 | #![feature(process_exec)]
Aug 01 19:55:30.182 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 19:55:30.182 INFO kablam! 
Aug 01 19:55:30.183 INFO kablam! error: aborting due to previous error
Aug 01 19:55:30.183 INFO kablam! 
Aug 01 19:55:30.183 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 19:55:30.190 INFO kablam! error: Could not compile `tty`.
Aug 01 19:55:30.191 INFO kablam! 
Aug 01 19:55:30.191 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 19:55:30.192 INFO kablam! su: No module specific data is present
Aug 01 19:55:30.763 INFO running `"docker" "rm" "-f" "960f42c799d02c1cc773fea411a67bc7ddc9a33b1c1d6604b5d31c3f78b8449c"`
Aug 01 19:55:30.906 INFO blam! 960f42c799d02c1cc773fea411a67bc7ddc9a33b1c1d6604b5d31c3f78b8449c