Aug 02 12:09:20.490 INFO checking cronjob-0.2.15 against 1.27.2+tmplazy for lazy_static-1
Aug 02 12:09:20.490 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 12:09:20.490 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 12:09:20.490 INFO running `"docker" "create" "-v" "/tmp/crater.mc93kN5SAwht:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2+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 12:09:20.794 INFO blam! 7d4e9b0fbee8c71706c6d089aac26901d7c51857d6151f966ea20ca50e33a5b0
Aug 02 12:09:20.795 INFO running `"docker" "start" "-a" "7d4e9b0fbee8c71706c6d089aac26901d7c51857d6151f966ea20ca50e33a5b0"`
Aug 02 12:09:21.957 INFO kablam!     Checking cron v0.4.1
Aug 02 12:09:23.171 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 12:09:23.171 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/cron-0.4.1/src/lib.rs:3:1
Aug 02 12:09:23.171 INFO kablam!   |
Aug 02 12:09:23.171 INFO kablam! 3 | #![feature(collections_range)]
Aug 02 12:09:23.171 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 12:09:23.171 INFO kablam! 
Aug 02 12:09:23.171 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 12:09:23.171 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/cron-0.4.1/src/lib.rs:4:1
Aug 02 12:09:23.171 INFO kablam!   |
Aug 02 12:09:23.171 INFO kablam! 4 | #![feature(iterator_step_by)]
Aug 02 12:09:23.171 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 12:09:23.171 INFO kablam! 
Aug 02 12:09:23.181 INFO kablam! error: aborting due to 2 previous errors
Aug 02 12:09:23.181 INFO kablam! 
Aug 02 12:09:23.181 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 12:09:23.229 INFO kablam! error: Could not compile `cron`.
Aug 02 12:09:23.230 INFO kablam! 
Aug 02 12:09:23.230 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 12:09:23.232 INFO kablam! su: No module specific data is present
Aug 02 12:09:23.869 INFO running `"docker" "rm" "-f" "7d4e9b0fbee8c71706c6d089aac26901d7c51857d6151f966ea20ca50e33a5b0"`
Aug 02 12:09:24.032 INFO blam! 7d4e9b0fbee8c71706c6d089aac26901d7c51857d6151f966ea20ca50e33a5b0