Aug 02 02:16:11.394 INFO checking pkg-2.0.1 against 1.27.2 for lazy_static-1
Aug 02 02:16:11.394 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 02:16:11.394 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 02:16:11.394 INFO running `"docker" "create" "-v" "/tmp/crater.5r9oEqu4n8y6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2:/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 02:16:11.635 INFO blam! 7ef5e11f0a3e4a57c8ccaccbab2a4d96a190bed73cef9ffcd85fb12396089e8d
Aug 02 02:16:11.637 INFO running `"docker" "start" "-a" "7ef5e11f0a3e4a57c8ccaccbab2a4d96a190bed73cef9ffcd85fb12396089e8d"`
Aug 02 02:16:12.992 INFO kablam!    Compiling pkg_impl v2.0.0
Aug 02 02:16:12.995 INFO kablam!     Checking lazy_static v1.0.2
Aug 02 02:16:13.399 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 02:16:13.399 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.0.2/src/lib.rs:104:32
Aug 02 02:16:13.400 INFO kablam!     |
Aug 02 02:16:13.400 INFO kablam! 104 | #![cfg_attr(feature="nightly", feature(unreachable))]
Aug 02 02:16:13.400 INFO kablam!     |                                ^^^^^^^^^^^^^^^^^^^^^
Aug 02 02:16:13.400 INFO kablam! 
Aug 02 02:16:13.400 INFO kablam! error: aborting due to previous error
Aug 02 02:16:13.400 INFO kablam! 
Aug 02 02:16:13.400 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 02:16:13.408 INFO kablam! error: Could not compile `lazy_static`.
Aug 02 02:16:13.409 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 02:16:14.057 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 02:16:14.057 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/pkg_impl-2.0.0/src/lib.rs:3:1
Aug 02 02:16:14.057 INFO kablam!   |
Aug 02 02:16:14.057 INFO kablam! 3 | #![feature(proc_macro)]
Aug 02 02:16:14.057 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 02:16:14.057 INFO kablam! 
Aug 02 02:16:14.057 INFO kablam! error: aborting due to previous error
Aug 02 02:16:14.057 INFO kablam! 
Aug 02 02:16:14.057 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 02:16:14.073 INFO kablam! error: Could not compile `pkg_impl`.
Aug 02 02:16:14.073 INFO kablam! 
Aug 02 02:16:14.073 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 02:16:14.074 INFO kablam! su: No module specific data is present
Aug 02 02:16:15.003 INFO running `"docker" "rm" "-f" "7ef5e11f0a3e4a57c8ccaccbab2a4d96a190bed73cef9ffcd85fb12396089e8d"`
Aug 02 02:16:15.208 INFO blam! 7ef5e11f0a3e4a57c8ccaccbab2a4d96a190bed73cef9ffcd85fb12396089e8d