Aug 02 06:17:27.844 INFO checking job_scheduler-1.0.4 against 1.27.2 for lazy_static-1
Aug 02 06:17:27.844 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 06:17:27.844 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 06:17:27.844 INFO running `"docker" "create" "-v" "/tmp/crater.kzYnnMDwQXqz:/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 06:17:28.011 INFO blam! 28595c5f9cdf1a4c89610dbe080165ad1be6d45c4ec72d775795a193e6dd8021
Aug 02 06:17:28.012 INFO running `"docker" "start" "-a" "28595c5f9cdf1a4c89610dbe080165ad1be6d45c4ec72d775795a193e6dd8021"`
Aug 02 06:17:29.453 INFO kablam!     Checking nom v2.1.0
Aug 02 06:17:33.737 INFO kablam!     Checking cron v0.4.1
Aug 02 06:17:34.482 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 06:17:34.482 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/cron-0.4.1/src/lib.rs:3:1
Aug 02 06:17:34.482 INFO kablam!   |
Aug 02 06:17:34.482 INFO kablam! 3 | #![feature(collections_range)]
Aug 02 06:17:34.482 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 06:17:34.482 INFO kablam! 
Aug 02 06:17:34.482 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 06:17:34.482 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/cron-0.4.1/src/lib.rs:4:1
Aug 02 06:17:34.482 INFO kablam!   |
Aug 02 06:17:34.482 INFO kablam! 4 | #![feature(iterator_step_by)]
Aug 02 06:17:34.482 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 06:17:34.482 INFO kablam! 
Aug 02 06:17:34.489 INFO kablam! error: aborting due to 2 previous errors
Aug 02 06:17:34.489 INFO kablam! 
Aug 02 06:17:34.489 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 06:17:34.498 INFO kablam! error: Could not compile `cron`.
Aug 02 06:17:34.498 INFO kablam! 
Aug 02 06:17:34.498 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 06:17:34.499 INFO kablam! su: No module specific data is present
Aug 02 06:17:35.434 INFO running `"docker" "rm" "-f" "28595c5f9cdf1a4c89610dbe080165ad1be6d45c4ec72d775795a193e6dd8021"`
Aug 02 06:17:35.589 INFO blam! 28595c5f9cdf1a4c89610dbe080165ad1be6d45c4ec72d775795a193e6dd8021