Aug 02 04:14:55.529 INFO checking mock_me-0.2.3 against 1.27.2 for lazy_static-1
Aug 02 04:14:55.529 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:14:55.529 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:14:55.529 INFO running `"docker" "create" "-v" "/tmp/crater.mjfevZGyUNIV:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-0/1.27.2:/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 04:14:55.771 INFO blam! b78d30ff9bd8d0450debd513be35a0225404463a44b7381abee6a7dc571ab8ae
Aug 02 04:14:55.773 INFO running `"docker" "start" "-a" "b78d30ff9bd8d0450debd513be35a0225404463a44b7381abee6a7dc571ab8ae"`
Aug 02 04:14:56.714 INFO kablam!     Checking mock_me_test_context v0.1.2
Aug 02 04:14:57.079 INFO kablam!     Checking mock_me v0.2.3 (file:///source)
Aug 02 04:14:57.917 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:14:57.917 INFO kablam!   --> src/lib.rs:47:1
Aug 02 04:14:57.917 INFO kablam!    |
Aug 02 04:14:57.917 INFO kablam! 47 | #![feature(proc_macro)]
Aug 02 04:14:57.917 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 04:14:57.917 INFO kablam! 
Aug 02 04:14:57.918 INFO kablam! error: aborting due to previous error
Aug 02 04:14:57.918 INFO kablam! 
Aug 02 04:14:57.919 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 04:14:57.930 INFO kablam! error: Could not compile `mock_me`.
Aug 02 04:14:57.930 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 04:14:58.032 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:14:58.032 INFO kablam!   --> src/lib.rs:47:1
Aug 02 04:14:58.032 INFO kablam!    |
Aug 02 04:14:58.032 INFO kablam! 47 | #![feature(proc_macro)]
Aug 02 04:14:58.032 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 04:14:58.032 INFO kablam! 
Aug 02 04:14:58.033 INFO kablam! error: aborting due to previous error
Aug 02 04:14:58.033 INFO kablam! 
Aug 02 04:14:58.033 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 04:14:58.043 INFO kablam! error: Could not compile `mock_me`.
Aug 02 04:14:58.044 INFO kablam! 
Aug 02 04:14:58.044 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 04:14:58.045 INFO kablam! su: No module specific data is present
Aug 02 04:14:58.686 INFO running `"docker" "rm" "-f" "b78d30ff9bd8d0450debd513be35a0225404463a44b7381abee6a7dc571ab8ae"`
Aug 02 04:14:58.807 INFO blam! b78d30ff9bd8d0450debd513be35a0225404463a44b7381abee6a7dc571ab8ae