Aug 01 23:23:44.870 INFO checking rustfmt-config-0.4.0 against 1.27.2 for lazy_static-1
Aug 01 23:23:44.870 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 23:23:44.870 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 23:23:44.870 INFO running `"docker" "create" "-v" "/tmp/crater.HPtRjt1Sbnkh:/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 01 23:23:45.096 INFO blam! 4df6b8bf49c2f7665f86deff3949a13d9d91499358ef25f60c84648ab01d8a62
Aug 01 23:23:45.097 INFO running `"docker" "start" "-a" "4df6b8bf49c2f7665f86deff3949a13d9d91499358ef25f60c84648ab01d8a62"`
Aug 01 23:23:46.088 INFO kablam!     Checking rustc-ap-serialize v29.0.0
Aug 01 23:23:46.089 INFO kablam!    Compiling rustc-ap-syntax v29.0.0
Aug 01 23:23:46.108 INFO kablam!     Checking rustc-ap-rustc_cratesio_shim v29.0.0
Aug 01 23:23:46.110 INFO kablam!     Checking parking_lot_core v0.2.14
Aug 01 23:23:47.326 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:23:47.326 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/parking_lot_core-0.2.14/src/lib.rs:41:60
Aug 01 23:23:47.326 INFO kablam!    |
Aug 01 23:23:47.326 INFO kablam! 41 | #![cfg_attr(all(feature = "nightly", target_os = "linux"), feature(integer_atomics))]
Aug 01 23:23:47.326 INFO kablam!    |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:23:47.327 INFO kablam! 
Aug 01 23:23:47.331 INFO kablam! error: aborting due to previous error
Aug 01 23:23:47.331 INFO kablam! 
Aug 01 23:23:47.332 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 23:23:47.340 INFO kablam! error: Could not compile `parking_lot_core`.
Aug 01 23:23:47.341 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 23:23:47.608 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:23:47.608 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-serialize-29.0.0/lib.rs:24:1
Aug 01 23:23:47.608 INFO kablam!    |
Aug 01 23:23:47.608 INFO kablam! 24 | #![feature(rustc_private, box_syntax)]
Aug 01 23:23:47.608 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:23:47.608 INFO kablam! 
Aug 01 23:23:47.608 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:23:47.608 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-serialize-29.0.0/lib.rs:25:1
Aug 01 23:23:47.608 INFO kablam!    |
Aug 01 23:23:47.608 INFO kablam! 25 | #![feature(core_intrinsics)]
Aug 01 23:23:47.608 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:23:47.612 INFO kablam! 
Aug 01 23:23:47.613 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:23:47.613 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-serialize-29.0.0/lib.rs:26:1
Aug 01 23:23:47.613 INFO kablam!    |
Aug 01 23:23:47.613 INFO kablam! 26 | #![feature(i128_type)]
Aug 01 23:23:47.613 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:23:47.613 INFO kablam! 
Aug 01 23:23:47.613 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:23:47.613 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-serialize-29.0.0/lib.rs:27:1
Aug 01 23:23:47.613 INFO kablam!    |
Aug 01 23:23:47.613 INFO kablam! 27 | #![feature(specialization)]
Aug 01 23:23:47.613 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:23:47.613 INFO kablam! 
Aug 01 23:23:47.637 INFO kablam! error: aborting due to 4 previous errors
Aug 01 23:23:47.640 INFO kablam! 
Aug 01 23:23:47.640 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 23:23:47.654 INFO kablam! error: Could not compile `rustc-ap-serialize`.
Aug 01 23:23:47.654 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 23:23:47.809 INFO kablam! error: build failed
Aug 01 23:23:47.811 INFO kablam! su: No module specific data is present
Aug 01 23:23:48.628 INFO running `"docker" "rm" "-f" "4df6b8bf49c2f7665f86deff3949a13d9d91499358ef25f60c84648ab01d8a62"`
Aug 01 23:23:48.722 INFO blam! 4df6b8bf49c2f7665f86deff3949a13d9d91499358ef25f60c84648ab01d8a62