Aug 02 12:14:42.439 INFO checking crates-api-0.1.0 against 1.27.2 for lazy_static-1
Aug 02 12:14:42.439 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 12:14:42.439 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 12:14:42.439 INFO running `"docker" "create" "-v" "/tmp/crater.WaEo0kdjWQ3D:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-3/1.27.2:/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 12:14:42.627 INFO blam! 97620c8ad841a411b8566691bbd88c24bbfe6f029bdabb61ba0fb11ab2901953
Aug 02 12:14:42.632 INFO running `"docker" "start" "-a" "97620c8ad841a411b8566691bbd88c24bbfe6f029bdabb61ba0fb11ab2901953"`
Aug 02 12:14:43.835 INFO kablam! warning: file found to be present in multiple build targets: /source/examples/check.rs
Aug 02 12:14:44.001 INFO kablam!     Checking crates-api v0.1.0 (file:///source)
Aug 02 12:14:45.676 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 12:14:45.676 INFO kablam!  --> src/lib.rs:4:1
Aug 02 12:14:45.676 INFO kablam!   |
Aug 02 12:14:45.676 INFO kablam! 4 | #![feature(proc_macro)]
Aug 02 12:14:45.676 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 12:14:45.676 INFO kablam! 
Aug 02 12:14:45.678 INFO kablam! error: aborting due to previous error
Aug 02 12:14:45.678 INFO kablam! 
Aug 02 12:14:45.678 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 12:14:45.686 INFO kablam! error: Could not compile `crates-api`.
Aug 02 12:14:45.686 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 12:14:45.741 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 12:14:45.741 INFO kablam!  --> src/lib.rs:4:1
Aug 02 12:14:45.741 INFO kablam!   |
Aug 02 12:14:45.741 INFO kablam! 4 | #![feature(proc_macro)]
Aug 02 12:14:45.742 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 12:14:45.742 INFO kablam! 
Aug 02 12:14:45.743 INFO kablam! error: aborting due to previous error
Aug 02 12:14:45.744 INFO kablam! 
Aug 02 12:14:45.744 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 12:14:45.762 INFO kablam! error: Could not compile `crates-api`.
Aug 02 12:14:45.762 INFO kablam! 
Aug 02 12:14:45.762 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 12:14:45.764 INFO kablam! su: No module specific data is present
Aug 02 12:14:46.801 INFO running `"docker" "rm" "-f" "97620c8ad841a411b8566691bbd88c24bbfe6f029bdabb61ba0fb11ab2901953"`
Aug 02 12:14:46.973 INFO blam! 97620c8ad841a411b8566691bbd88c24bbfe6f029bdabb61ba0fb11ab2901953