Aug 02 06:33:41.091 INFO checking iprange-0.4.1 against 1.27.2 for lazy_static-1
Aug 02 06:33:41.091 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 06:33:41.091 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 06:33:41.091 INFO running `"docker" "create" "-v" "/tmp/crater.tSAZkWfashhY:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-5/1.27.2:/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 06:33:41.347 INFO blam! 7f9900c9be7d6dadc1bb11282157031646af1e264deb9ca5e07fa6753ac696a9
Aug 02 06:33:41.349 INFO running `"docker" "start" "-a" "7f9900c9be7d6dadc1bb11282157031646af1e264deb9ca5e07fa6753ac696a9"`
Aug 02 06:33:42.221 INFO kablam!     Checking ipnet v1.2.1
Aug 02 06:33:44.032 INFO kablam!     Checking iprange v0.4.1 (file:///source)
Aug 02 06:33:45.782 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 06:33:45.782 INFO kablam!  --> benches/bench.rs:1:1
Aug 02 06:33:45.782 INFO kablam!   |
Aug 02 06:33:45.782 INFO kablam! 1 | #![feature(test)]
Aug 02 06:33:45.782 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 06:33:45.782 INFO kablam! 
Aug 02 06:33:45.782 INFO kablam! error: aborting due to previous error
Aug 02 06:33:45.782 INFO kablam! 
Aug 02 06:33:45.782 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 06:33:45.793 INFO kablam! error: Could not compile `iprange`.
Aug 02 06:33:45.794 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 06:33:46.557 INFO kablam! error: build failed
Aug 02 06:33:46.558 INFO kablam! su: No module specific data is present
Aug 02 06:33:47.108 INFO running `"docker" "rm" "-f" "7f9900c9be7d6dadc1bb11282157031646af1e264deb9ca5e07fa6753ac696a9"`
Aug 02 06:33:47.295 INFO blam! 7f9900c9be7d6dadc1bb11282157031646af1e264deb9ca5e07fa6753ac696a9