Aug 02 13:17:32.688 INFO checking cargo-snippet-0.2.3 against 1.27.2 for lazy_static-1
Aug 02 13:17:32.688 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 13:17:32.688 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 13:17:32.688 INFO running `"docker" "create" "-v" "/tmp/crater.oQcutaA6gUTk:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-1/1.27.2:/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 13:17:32.991 INFO blam! 2c1dcc86de26db848c202c1bada6d8d2602cc3f30448e06235dfd23d30aee477
Aug 02 13:17:32.993 INFO running `"docker" "start" "-a" "2c1dcc86de26db848c202c1bada6d8d2602cc3f30448e06235dfd23d30aee477"`
Aug 02 13:17:34.100 INFO kablam!     Checking cargo-snippet v0.2.3 (file:///source)
Aug 02 13:17:36.729 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 13:17:36.730 INFO kablam!  --> src/lib.rs:2:1
Aug 02 13:17:36.730 INFO kablam!   |
Aug 02 13:17:36.730 INFO kablam! 2 | #![feature(plugin_registrar, rustc_private)]
Aug 02 13:17:36.730 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 13:17:36.730 INFO kablam! 
Aug 02 13:17:36.731 INFO kablam! error: aborting due to previous error
Aug 02 13:17:36.731 INFO kablam! 
Aug 02 13:17:36.731 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 13:17:36.764 INFO kablam! error: Could not compile `cargo-snippet`.
Aug 02 13:17:36.770 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 13:17:37.515 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 13:17:37.515 INFO kablam!  --> src/lib.rs:2:1
Aug 02 13:17:37.515 INFO kablam!   |
Aug 02 13:17:37.515 INFO kablam! 2 | #![feature(plugin_registrar, rustc_private)]
Aug 02 13:17:37.515 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 13:17:37.515 INFO kablam! 
Aug 02 13:17:37.515 INFO kablam! error: aborting due to previous error
Aug 02 13:17:37.515 INFO kablam! 
Aug 02 13:17:37.515 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 13:17:37.542 INFO kablam! error: Could not compile `cargo-snippet`.
Aug 02 13:17:37.542 INFO kablam! 
Aug 02 13:17:37.542 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 13:17:37.544 INFO kablam! su: No module specific data is present
Aug 02 13:17:38.246 INFO running `"docker" "rm" "-f" "2c1dcc86de26db848c202c1bada6d8d2602cc3f30448e06235dfd23d30aee477"`
Aug 02 13:17:38.386 INFO blam! 2c1dcc86de26db848c202c1bada6d8d2602cc3f30448e06235dfd23d30aee477