Aug 02 04:29:26.837 INFO checking memory-pager-0.4.6 against 1.27.2 for lazy_static-1
Aug 02 04:29:26.837 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:29:26.837 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:29:26.837 INFO running `"docker" "create" "-v" "/tmp/crater.ttmO7VbSG5Op:/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 04:29:27.067 INFO blam! 2d4192d4ba3d81aabd3389138c06f33b9d3a2309759a5cc6cfea3d09af6b9919
Aug 02 04:29:27.069 INFO running `"docker" "start" "-a" "2d4192d4ba3d81aabd3389138c06f33b9d3a2309759a5cc6cfea3d09af6b9919"`
Aug 02 04:29:28.062 INFO kablam!     Checking memory-pager v0.4.6 (file:///source)
Aug 02 04:29:28.593 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:29:28.593 INFO kablam!  --> src/lib.rs:2:1
Aug 02 04:29:28.593 INFO kablam!   |
Aug 02 04:29:28.593 INFO kablam! 2 | #![feature(external_doc)]
Aug 02 04:29:28.593 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 04:29:28.593 INFO kablam! 
Aug 02 04:29:28.593 INFO kablam! error: aborting due to previous error
Aug 02 04:29:28.593 INFO kablam! 
Aug 02 04:29:28.593 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 04:29:28.598 INFO kablam! error: Could not compile `memory-pager`.
Aug 02 04:29:28.598 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 04:29:28.617 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:29:28.617 INFO kablam!  --> src/lib.rs:2:1
Aug 02 04:29:28.617 INFO kablam!   |
Aug 02 04:29:28.617 INFO kablam! 2 | #![feature(external_doc)]
Aug 02 04:29:28.617 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 04:29:28.617 INFO kablam! 
Aug 02 04:29:28.618 INFO kablam! error: aborting due to previous error
Aug 02 04:29:28.618 INFO kablam! 
Aug 02 04:29:28.618 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 04:29:28.624 INFO kablam! error: Could not compile `memory-pager`.
Aug 02 04:29:28.624 INFO kablam! 
Aug 02 04:29:28.624 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 04:29:28.625 INFO kablam! su: No module specific data is present
Aug 02 04:29:29.996 INFO running `"docker" "rm" "-f" "2d4192d4ba3d81aabd3389138c06f33b9d3a2309759a5cc6cfea3d09af6b9919"`
Aug 02 04:29:30.142 INFO blam! 2d4192d4ba3d81aabd3389138c06f33b9d3a2309759a5cc6cfea3d09af6b9919