Aug 02 11:58:22.299 INFO checking cuckoofilter-0.3.2 against 1.27.2+tmplazy for lazy_static-1
Aug 02 11:58:22.299 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 11:58:22.299 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 11:58:22.300 INFO running `"docker" "create" "-v" "/tmp/crater.HC7F96AvUtFh:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-5/1.27.2+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 11:58:22.514 INFO blam! bb4aea62a4776cb46c0f591845ec6c88c51ce1990f75b2d3114d226bd463a951
Aug 02 11:58:22.517 INFO running `"docker" "start" "-a" "bb4aea62a4776cb46c0f591845ec6c88c51ce1990f75b2d3114d226bd463a951"`
Aug 02 11:58:23.926 INFO kablam!     Checking cuckoofilter v0.3.2 (file:///source)
Aug 02 11:58:26.152 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 11:58:26.152 INFO kablam!  --> benches/bench_lib.rs:1:1
Aug 02 11:58:26.152 INFO kablam!   |
Aug 02 11:58:26.152 INFO kablam! 1 | #![feature(test)]
Aug 02 11:58:26.152 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 11:58:26.158 INFO kablam! 
Aug 02 11:58:26.158 INFO kablam! error: aborting due to previous error
Aug 02 11:58:26.158 INFO kablam! 
Aug 02 11:58:26.158 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 11:58:26.174 INFO kablam! error: Could not compile `cuckoofilter`.
Aug 02 11:58:26.174 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 11:58:26.332 INFO kablam! error: build failed
Aug 02 11:58:26.334 INFO kablam! su: No module specific data is present
Aug 02 11:58:26.977 INFO running `"docker" "rm" "-f" "bb4aea62a4776cb46c0f591845ec6c88c51ce1990f75b2d3114d226bd463a951"`
Aug 02 11:58:27.175 INFO blam! bb4aea62a4776cb46c0f591845ec6c88c51ce1990f75b2d3114d226bd463a951