Aug 02 10:08:17.839 INFO checking fibonacci-0.1.1 against 1.27.2 for lazy_static-1
Aug 02 10:08:17.839 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 10:08:17.839 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 10:08:17.839 INFO running `"docker" "create" "-v" "/tmp/crater.cYnxRz9d3AGw:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-0/1.27.2:/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 10:08:18.039 INFO blam! 4ebecee63c1c8085a0965b7d051e4493b3fc34a140bc23983db73fc97167d1de
Aug 02 10:08:18.044 INFO running `"docker" "start" "-a" "4ebecee63c1c8085a0965b7d051e4493b3fc34a140bc23983db73fc97167d1de"`
Aug 02 10:08:19.282 INFO kablam!     Checking fibonacci v0.1.1 (file:///source)
Aug 02 10:08:20.143 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 10:08:20.143 INFO kablam!   --> src/lib.rs:10:1
Aug 02 10:08:20.143 INFO kablam!    |
Aug 02 10:08:20.143 INFO kablam! 10 | #![feature(test)]
Aug 02 10:08:20.143 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Aug 02 10:08:20.145 INFO kablam! 
Aug 02 10:08:20.151 INFO kablam! error: aborting due to previous error
Aug 02 10:08:20.151 INFO kablam! 
Aug 02 10:08:20.151 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 10:08:20.159 INFO kablam! error: Could not compile `fibonacci`.
Aug 02 10:08:20.160 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 10:08:20.370 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 10:08:20.370 INFO kablam!   --> src/lib.rs:10:1
Aug 02 10:08:20.370 INFO kablam!    |
Aug 02 10:08:20.370 INFO kablam! 10 | #![feature(test)]
Aug 02 10:08:20.370 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Aug 02 10:08:20.370 INFO kablam! 
Aug 02 10:08:20.371 INFO kablam! error: aborting due to previous error
Aug 02 10:08:20.371 INFO kablam! 
Aug 02 10:08:20.371 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 10:08:20.382 INFO kablam! error: Could not compile `fibonacci`.
Aug 02 10:08:20.382 INFO kablam! 
Aug 02 10:08:20.382 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 10:08:20.384 INFO kablam! su: No module specific data is present
Aug 02 10:08:20.932 INFO running `"docker" "rm" "-f" "4ebecee63c1c8085a0965b7d051e4493b3fc34a140bc23983db73fc97167d1de"`
Aug 02 10:08:21.106 INFO blam! 4ebecee63c1c8085a0965b7d051e4493b3fc34a140bc23983db73fc97167d1de