Aug 02 05:45:04.592 INFO checking lcd-0.3.0 against 1.27.2+tmplazy for lazy_static-1
Aug 02 05:45:04.592 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 05:45:04.592 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 05:45:04.592 INFO running `"docker" "create" "-v" "/tmp/crater.Yu5WvRct4vq4:/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 05:45:04.794 INFO blam! 32645b3b4188d7192cfccce3409898841931a250f1998e22100fe01eb3fd9645
Aug 02 05:45:04.797 INFO running `"docker" "start" "-a" "32645b3b4188d7192cfccce3409898841931a250f1998e22100fe01eb3fd9645"`
Aug 02 05:45:05.836 INFO kablam!     Checking lcd v0.3.0 (file:///source)
Aug 02 05:45:05.837 INFO kablam!     Checking pretty_assertions v0.3.4
Aug 02 05:45:06.009 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 05:45:06.009 INFO kablam!  --> src/lib.rs:2:1
Aug 02 05:45:06.009 INFO kablam!   |
Aug 02 05:45:06.009 INFO kablam! 2 | #![feature(const_fn)]
Aug 02 05:45:06.010 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 02 05:45:06.010 INFO kablam! 
Aug 02 05:45:06.010 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 05:45:06.010 INFO kablam!  --> src/lib.rs:4:1
Aug 02 05:45:06.010 INFO kablam!   |
Aug 02 05:45:06.010 INFO kablam! 4 | #![feature(specialization)]
Aug 02 05:45:06.010 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 05:45:06.010 INFO kablam! 
Aug 02 05:45:06.011 INFO kablam! error: aborting due to 2 previous errors
Aug 02 05:45:06.011 INFO kablam! 
Aug 02 05:45:06.011 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 05:45:06.018 INFO kablam! error: Could not compile `lcd`.
Aug 02 05:45:06.018 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 05:45:06.358 INFO kablam! error: build failed
Aug 02 05:45:06.359 INFO kablam! su: No module specific data is present
Aug 02 05:45:06.865 INFO running `"docker" "rm" "-f" "32645b3b4188d7192cfccce3409898841931a250f1998e22100fe01eb3fd9645"`
Aug 02 05:45:07.015 INFO blam! 32645b3b4188d7192cfccce3409898841931a250f1998e22100fe01eb3fd9645