Aug 02 11:19:30.852 INFO checking dns-0.0.3-pre1 against 1.27.2 for lazy_static-1
Aug 02 11:19:30.852 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 11:19:30.852 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 11:19:30.852 INFO running `"docker" "create" "-v" "/tmp/crater.v0gYR7E9elPr:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-6/1.27.2:/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 11:19:31.100 INFO blam! 18dccc22c2cdd53e69b490fd30e932146e8c3506d559d3e406d71bc9ebb32f47
Aug 02 11:19:31.102 INFO running `"docker" "start" "-a" "18dccc22c2cdd53e69b490fd30e932146e8c3506d559d3e406d71bc9ebb32f47"`
Aug 02 11:19:32.688 INFO kablam!     Checking dns v0.0.3-pre1 (file:///source)
Aug 02 11:19:33.059 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 11:19:33.059 INFO kablam!  --> src/lib.rs:3:1
Aug 02 11:19:33.059 INFO kablam!   |
Aug 02 11:19:33.059 INFO kablam! 3 | #![feature(convert)]
Aug 02 11:19:33.059 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^
Aug 02 11:19:33.059 INFO kablam! 
Aug 02 11:19:33.061 INFO kablam! error: aborting due to previous error
Aug 02 11:19:33.061 INFO kablam! 
Aug 02 11:19:33.061 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 11:19:33.066 INFO kablam! error: Could not compile `dns`.
Aug 02 11:19:33.066 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 11:19:33.199 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 11:19:33.199 INFO kablam!  --> src/lib.rs:3:1
Aug 02 11:19:33.199 INFO kablam!   |
Aug 02 11:19:33.199 INFO kablam! 3 | #![feature(convert)]
Aug 02 11:19:33.199 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^
Aug 02 11:19:33.199 INFO kablam! 
Aug 02 11:19:33.204 INFO kablam! error: aborting due to previous error
Aug 02 11:19:33.204 INFO kablam! 
Aug 02 11:19:33.204 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 11:19:33.210 INFO kablam! error: Could not compile `dns`.
Aug 02 11:19:33.210 INFO kablam! 
Aug 02 11:19:33.210 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 11:19:33.211 INFO kablam! su: No module specific data is present
Aug 02 11:19:34.063 INFO running `"docker" "rm" "-f" "18dccc22c2cdd53e69b490fd30e932146e8c3506d559d3e406d71bc9ebb32f47"`
Aug 02 11:19:34.262 INFO blam! 18dccc22c2cdd53e69b490fd30e932146e8c3506d559d3e406d71bc9ebb32f47