Aug 01 20:58:34.584 INFO checking sync-threadpool-0.0.2 against 1.27.2+tmplazy for lazy_static-1
Aug 01 20:58:34.584 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 20:58:34.584 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 20:58:34.584 INFO running `"docker" "create" "-v" "/tmp/crater.i3jc5UAwdogo:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2+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 01 20:58:34.875 INFO blam! b97ea1eb0d72cb323f20fe2daef0d20e2bdf86bd6b0cabd5390daaa217113e7e
Aug 01 20:58:34.877 INFO running `"docker" "start" "-a" "b97ea1eb0d72cb323f20fe2daef0d20e2bdf86bd6b0cabd5390daaa217113e7e"`
Aug 01 20:58:35.883 INFO kablam!     Checking sync-threadpool v0.0.2 (file:///source)
Aug 01 20:58:36.339 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 20:58:36.339 INFO kablam!   --> src/lib.rs:62:1
Aug 01 20:58:36.339 INFO kablam!    |
Aug 01 20:58:36.339 INFO kablam! 62 | #![feature(fnbox)]
Aug 01 20:58:36.339 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Aug 01 20:58:36.339 INFO kablam! 
Aug 01 20:58:36.339 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 20:58:36.340 INFO kablam!   --> src/lib.rs:63:1
Aug 01 20:58:36.340 INFO kablam!    |
Aug 01 20:58:36.340 INFO kablam! 63 | #![feature(box_syntax)]
Aug 01 20:58:36.340 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 20:58:36.340 INFO kablam! 
Aug 01 20:58:36.340 INFO kablam! error: aborting due to 2 previous errors
Aug 01 20:58:36.340 INFO kablam! 
Aug 01 20:58:36.340 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 20:58:36.346 INFO kablam! error: Could not compile `sync-threadpool`.
Aug 01 20:58:36.346 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 20:58:36.433 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 20:58:36.433 INFO kablam!   --> src/lib.rs:62:1
Aug 01 20:58:36.433 INFO kablam!    |
Aug 01 20:58:36.433 INFO kablam! 62 | #![feature(fnbox)]
Aug 01 20:58:36.433 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Aug 01 20:58:36.433 INFO kablam! 
Aug 01 20:58:36.433 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 20:58:36.433 INFO kablam!   --> src/lib.rs:63:1
Aug 01 20:58:36.433 INFO kablam!    |
Aug 01 20:58:36.433 INFO kablam! 63 | #![feature(box_syntax)]
Aug 01 20:58:36.433 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 20:58:36.433 INFO kablam! 
Aug 01 20:58:36.434 INFO kablam! error: aborting due to 2 previous errors
Aug 01 20:58:36.434 INFO kablam! 
Aug 01 20:58:36.434 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 20:58:36.440 INFO kablam! error: Could not compile `sync-threadpool`.
Aug 01 20:58:36.440 INFO kablam! 
Aug 01 20:58:36.440 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 20:58:36.445 INFO kablam! su: No module specific data is present
Aug 01 20:58:37.202 INFO running `"docker" "rm" "-f" "b97ea1eb0d72cb323f20fe2daef0d20e2bdf86bd6b0cabd5390daaa217113e7e"`
Aug 01 20:58:37.392 INFO blam! b97ea1eb0d72cb323f20fe2daef0d20e2bdf86bd6b0cabd5390daaa217113e7e