Aug 02 06:08:25.481 INFO checking kaguya_rs-0.1.5 against 1.27.2+tmplazy for lazy_static-1
Aug 02 06:08:25.481 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 06:08:25.481 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 06:08:25.481 INFO running `"docker" "create" "-v" "/tmp/crater.zW9aL6aKemhI:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-1/1.27.2+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 06:08:25.726 INFO blam! 6f59c45b30053dd5d03c89daa285d8a697217ad0974ccf61cdf6a3a8b0f49f78
Aug 02 06:08:25.728 INFO running `"docker" "start" "-a" "6f59c45b30053dd5d03c89daa285d8a697217ad0974ccf61cdf6a3a8b0f49f78"`
Aug 02 06:08:26.703 INFO kablam!     Checking kaguya_rs v0.1.5 (file:///source)
Aug 02 06:08:28.658 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 06:08:28.658 INFO kablam!  --> tests/basic_fn.rs:7:1
Aug 02 06:08:28.658 INFO kablam!   |
Aug 02 06:08:28.658 INFO kablam! 7 | #![feature(trace_macros)]
Aug 02 06:08:28.658 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 06:08:28.666 INFO kablam! 
Aug 02 06:08:28.672 INFO kablam! error: aborting due to previous error
Aug 02 06:08:28.672 INFO kablam! 
Aug 02 06:08:28.672 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 06:08:28.681 INFO kablam! error: Could not compile `kaguya_rs`.
Aug 02 06:08:28.681 INFO kablam! 
Aug 02 06:08:28.681 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 06:08:28.683 INFO kablam! su: No module specific data is present
Aug 02 06:08:29.238 INFO running `"docker" "rm" "-f" "6f59c45b30053dd5d03c89daa285d8a697217ad0974ccf61cdf6a3a8b0f49f78"`
Aug 02 06:08:29.446 INFO blam! 6f59c45b30053dd5d03c89daa285d8a697217ad0974ccf61cdf6a3a8b0f49f78