Aug 01 23:26:42.869 INFO checking rustc-ap-arena-204.0.0 against 1.27.2+tmplazy for lazy_static-1
Aug 01 23:26:42.869 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 23:26:42.869 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 23:26:42.869 INFO running `"docker" "create" "-v" "/tmp/crater.m50GtIKsC9uM:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-6/1.27.2+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 23:26:43.063 INFO blam! d0205de7d4921b85d19ec20eaf31c282a93e2a208b8d10fa2cd2eac13dd9f8b5
Aug 01 23:26:43.065 INFO running `"docker" "start" "-a" "d0205de7d4921b85d19ec20eaf31c282a93e2a208b8d10fa2cd2eac13dd9f8b5"`
Aug 01 23:26:44.317 INFO kablam!     Checking rustc-ap-serialize v204.0.0
Aug 01 23:26:44.318 INFO kablam!     Checking rustc-hash v1.0.1
Aug 01 23:26:44.318 INFO kablam!     Checking rustc-ap-rustc_cratesio_shim v204.0.0
Aug 01 23:26:44.318 INFO kablam!     Checking ena v0.9.3
Aug 01 23:26:44.318 INFO kablam!     Checking parking_lot_core v0.2.14
Aug 01 23:26:44.318 INFO kablam!     Checking rustc-rayon v0.1.1
Aug 01 23:26:45.008 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:26:45.008 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/parking_lot_core-0.2.14/src/lib.rs:41:60
Aug 01 23:26:45.008 INFO kablam!    |
Aug 01 23:26:45.008 INFO kablam! 41 | #![cfg_attr(all(feature = "nightly", target_os = "linux"), feature(integer_atomics))]
Aug 01 23:26:45.008 INFO kablam!    |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:26:45.009 INFO kablam! 
Aug 01 23:26:45.013 INFO kablam! error: aborting due to previous error
Aug 01 23:26:45.013 INFO kablam! 
Aug 01 23:26:45.014 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 23:26:45.037 INFO kablam! error: Could not compile `parking_lot_core`.
Aug 01 23:26:45.038 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 23:26:45.334 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:26:45.334 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-serialize-204.0.0/lib.rs:25:1
Aug 01 23:26:45.334 INFO kablam!    |
Aug 01 23:26:45.334 INFO kablam! 25 | #![feature(rustc_private, box_syntax)]
Aug 01 23:26:45.334 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:26:45.334 INFO kablam! 
Aug 01 23:26:45.334 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:26:45.334 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-serialize-204.0.0/lib.rs:26:1
Aug 01 23:26:45.334 INFO kablam!    |
Aug 01 23:26:45.334 INFO kablam! 26 | #![feature(core_intrinsics)]
Aug 01 23:26:45.334 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:26:45.334 INFO kablam! 
Aug 01 23:26:45.334 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:26:45.334 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-serialize-204.0.0/lib.rs:27:1
Aug 01 23:26:45.334 INFO kablam!    |
Aug 01 23:26:45.334 INFO kablam! 27 | #![feature(specialization)]
Aug 01 23:26:45.334 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:26:45.334 INFO kablam! 
Aug 01 23:26:45.335 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:26:45.335 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-serialize-204.0.0/lib.rs:28:1
Aug 01 23:26:45.335 INFO kablam!    |
Aug 01 23:26:45.335 INFO kablam! 28 | #![feature(never_type)]
Aug 01 23:26:45.335 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:26:45.335 INFO kablam! 
Aug 01 23:26:45.350 INFO kablam! error: aborting due to 4 previous errors
Aug 01 23:26:45.350 INFO kablam! 
Aug 01 23:26:45.352 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 23:26:45.361 INFO kablam! error: Could not compile `rustc-ap-serialize`.
Aug 01 23:26:45.362 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 23:26:51.162 INFO kablam! error: build failed
Aug 01 23:26:51.163 INFO kablam! su: No module specific data is present
Aug 01 23:26:52.924 INFO running `"docker" "rm" "-f" "d0205de7d4921b85d19ec20eaf31c282a93e2a208b8d10fa2cd2eac13dd9f8b5"`
Aug 01 23:26:53.021 INFO blam! d0205de7d4921b85d19ec20eaf31c282a93e2a208b8d10fa2cd2eac13dd9f8b5