Aug 01 21:27:54.677 INFO checking static-json-pointer-0.1.0 against 1.27.2 for lazy_static-1
Aug 01 21:27:54.677 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:27:54.678 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:27:54.678 INFO running `"docker" "create" "-v" "/tmp/crater.3KtlJ3Q4hzSQ:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-5/1.27.2:/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 01 21:27:54.871 INFO blam! cf5686efcf56867aa7ec45f5d02dde79e740c8714cd98df665d2131030ee2afc
Aug 01 21:27:54.873 INFO running `"docker" "start" "-a" "cf5686efcf56867aa7ec45f5d02dde79e740c8714cd98df665d2131030ee2afc"`
Aug 01 21:27:55.881 INFO kablam!     Checking proc-macro2 v0.3.8
Aug 01 21:27:57.592 INFO kablam!     Checking static-json-pointer v0.1.0 (file:///source)
Aug 01 21:27:58.304 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:27:58.304 INFO kablam!  --> src/lib.rs:1:1
Aug 01 21:27:58.304 INFO kablam!   |
Aug 01 21:27:58.304 INFO kablam! 1 | #![feature(proc_macro)]
Aug 01 21:27:58.304 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:27:58.305 INFO kablam! 
Aug 01 21:27:58.305 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:27:58.305 INFO kablam!  --> src/lib.rs:2:1
Aug 01 21:27:58.305 INFO kablam!   |
Aug 01 21:27:58.305 INFO kablam! 2 | #![feature(nll)]
Aug 01 21:27:58.305 INFO kablam!   | ^^^^^^^^^^^^^^^^
Aug 01 21:27:58.305 INFO kablam! 
Aug 01 21:27:58.305 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:27:58.305 INFO kablam!  --> src/lib.rs:3:1
Aug 01 21:27:58.305 INFO kablam!   |
Aug 01 21:27:58.305 INFO kablam! 3 | #![feature(rustc_private)]
Aug 01 21:27:58.305 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:27:58.305 INFO kablam! 
Aug 01 21:27:58.306 INFO kablam! error: aborting due to 3 previous errors
Aug 01 21:27:58.306 INFO kablam! 
Aug 01 21:27:58.306 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:27:58.314 INFO kablam! error: Could not compile `static-json-pointer`.
Aug 01 21:27:58.314 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 21:27:58.455 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:27:58.455 INFO kablam!  --> src/lib.rs:1:1
Aug 01 21:27:58.455 INFO kablam!   |
Aug 01 21:27:58.455 INFO kablam! 1 | #![feature(proc_macro)]
Aug 01 21:27:58.455 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:27:58.455 INFO kablam! 
Aug 01 21:27:58.455 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:27:58.455 INFO kablam!  --> src/lib.rs:2:1
Aug 01 21:27:58.455 INFO kablam!   |
Aug 01 21:27:58.455 INFO kablam! 2 | #![feature(nll)]
Aug 01 21:27:58.455 INFO kablam!   | ^^^^^^^^^^^^^^^^
Aug 01 21:27:58.455 INFO kablam! 
Aug 01 21:27:58.455 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:27:58.456 INFO kablam!  --> src/lib.rs:3:1
Aug 01 21:27:58.456 INFO kablam!   |
Aug 01 21:27:58.456 INFO kablam! 3 | #![feature(rustc_private)]
Aug 01 21:27:58.456 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:27:58.456 INFO kablam! 
Aug 01 21:27:58.456 INFO kablam! error: aborting due to 3 previous errors
Aug 01 21:27:58.456 INFO kablam! 
Aug 01 21:27:58.456 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:27:58.464 INFO kablam! error: Could not compile `static-json-pointer`.
Aug 01 21:27:58.464 INFO kablam! 
Aug 01 21:27:58.464 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 21:27:58.466 INFO kablam! su: No module specific data is present
Aug 01 21:27:59.193 INFO running `"docker" "rm" "-f" "cf5686efcf56867aa7ec45f5d02dde79e740c8714cd98df665d2131030ee2afc"`
Aug 01 21:27:59.341 INFO blam! cf5686efcf56867aa7ec45f5d02dde79e740c8714cd98df665d2131030ee2afc