Aug 02 02:30:23.277 INFO checking persistentcache_procmacro-0.0.3 against 1.27.2+tmplazy for lazy_static-1
Aug 02 02:30:23.277 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 02:30:23.277 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 02:30:23.277 INFO running `"docker" "create" "-v" "/tmp/crater.eZpCW1HkUm5a:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-5/1.27.2+tmplazy:/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 02:30:23.552 INFO blam! b99cba59939fe64892494d66c6d81c0dc6d19f517555457d33d01ce5853726b6
Aug 02 02:30:23.555 INFO running `"docker" "start" "-a" "b99cba59939fe64892494d66c6d81c0dc6d19f517555457d33d01ce5853726b6"`
Aug 02 02:30:24.494 INFO kablam! warning: only one of `license` or `license-file` is necessary
Aug 02 02:30:24.533 INFO kablam!     Checking futures-await-quote v0.4.0
Aug 02 02:30:24.534 INFO kablam!     Checking bincode v1.0.1
Aug 02 02:30:27.425 INFO kablam!     Checking futures-await-synom v0.12.0
Aug 02 02:30:30.926 INFO kablam!     Checking futures-await-syn v0.12.0
Aug 02 02:30:42.515 INFO kablam!     Checking persistentcache_procmacro v0.0.3 (file:///source)
Aug 02 02:30:43.626 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 02:30:43.626 INFO kablam!   --> src/lib.rs:15:1
Aug 02 02:30:43.626 INFO kablam!    |
Aug 02 02:30:43.626 INFO kablam! 15 | #![feature(proc_macro)]
Aug 02 02:30:43.626 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 02:30:43.626 INFO kablam! 
Aug 02 02:30:43.627 INFO kablam! error: aborting due to previous error
Aug 02 02:30:43.627 INFO kablam! 
Aug 02 02:30:43.627 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 02:30:43.640 INFO kablam! error: Could not compile `persistentcache_procmacro`.
Aug 02 02:30:43.640 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 02:30:43.684 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 02:30:43.684 INFO kablam!   --> src/lib.rs:15:1
Aug 02 02:30:43.684 INFO kablam!    |
Aug 02 02:30:43.684 INFO kablam! 15 | #![feature(proc_macro)]
Aug 02 02:30:43.684 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 02:30:43.684 INFO kablam! 
Aug 02 02:30:43.684 INFO kablam! error: aborting due to previous error
Aug 02 02:30:43.684 INFO kablam! 
Aug 02 02:30:43.684 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 02:30:43.691 INFO kablam! error: Could not compile `persistentcache_procmacro`.
Aug 02 02:30:43.691 INFO kablam! 
Aug 02 02:30:43.691 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 02:30:43.692 INFO kablam! su: No module specific data is present
Aug 02 02:30:44.807 INFO running `"docker" "rm" "-f" "b99cba59939fe64892494d66c6d81c0dc6d19f517555457d33d01ce5853726b6"`
Aug 02 02:30:44.916 INFO blam! b99cba59939fe64892494d66c6d81c0dc6d19f517555457d33d01ce5853726b6