Aug 01 22:41:04.824 INFO checking sequence_trie-0.3.5 against 1.27.2+tmplazy for lazy_static-1
Aug 01 22:41:04.824 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 22:41:04.824 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 22:41:04.824 INFO running `"docker" "create" "-v" "/tmp/crater.oEMjVkErkotw:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-3/1.27.2+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 01 22:41:05.129 INFO blam! b40502abfbb32461ec25d3687f3e149b9a3a402a5b0d3fad7f0b1ea878e34b1a
Aug 01 22:41:05.129 INFO running `"docker" "start" "-a" "b40502abfbb32461ec25d3687f3e149b9a3a402a5b0d3fad7f0b1ea878e34b1a"`
Aug 01 22:41:06.205 INFO kablam!     Checking sequence_trie v0.3.5 (file:///source)
Aug 01 22:41:08.026 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 22:41:08.027 INFO kablam!  --> benches/vs_hashmap.rs:1:1
Aug 01 22:41:08.027 INFO kablam!   |
Aug 01 22:41:08.027 INFO kablam! 1 | #![feature(test)]
Aug 01 22:41:08.027 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 01 22:41:08.027 INFO kablam! 
Aug 01 22:41:08.027 INFO kablam! error: aborting due to previous error
Aug 01 22:41:08.027 INFO kablam! 
Aug 01 22:41:08.027 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 22:41:08.034 INFO kablam! error: Could not compile `sequence_trie`.
Aug 01 22:41:08.034 INFO kablam! 
Aug 01 22:41:08.034 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 22:41:08.035 INFO kablam! su: No module specific data is present
Aug 01 22:41:08.779 INFO running `"docker" "rm" "-f" "b40502abfbb32461ec25d3687f3e149b9a3a402a5b0d3fad7f0b1ea878e34b1a"`
Aug 01 22:41:08.944 INFO blam! b40502abfbb32461ec25d3687f3e149b9a3a402a5b0d3fad7f0b1ea878e34b1a