Aug 02 00:11:57.998 INFO checking rs_lockfree-0.1.1 against 1.27.2+tmplazy for lazy_static-1
Aug 02 00:11:57.998 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 00:11:57.998 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 00:11:57.999 INFO running `"docker" "create" "-v" "/tmp/crater.IhcdfqfcdJYA:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-2/1.27.2+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 00:11:58.242 INFO blam! df4d4e912b26ae941828112c469b87733d80475316da22ba2e82d7a71f4c26f9
Aug 02 00:11:58.244 INFO running `"docker" "start" "-a" "df4d4e912b26ae941828112c469b87733d80475316da22ba2e82d7a71f4c26f9"`
Aug 02 00:11:59.776 INFO kablam!     Checking core_affinity v0.5.9
Aug 02 00:11:59.779 INFO kablam!     Checking rs_lockfree v0.1.1 (file:///source)
Aug 02 00:12:00.550 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 00:12:00.550 INFO kablam!   --> src/lib.rs:18:1
Aug 02 00:12:00.550 INFO kablam!    |
Aug 02 00:12:00.550 INFO kablam! 18 | #![feature(core_intrinsics)]
Aug 02 00:12:00.550 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 00:12:00.550 INFO kablam! 
Aug 02 00:12:00.550 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 00:12:00.550 INFO kablam!   --> src/lib.rs:19:1
Aug 02 00:12:00.550 INFO kablam!    |
Aug 02 00:12:00.550 INFO kablam! 19 | #![feature(raw)]
Aug 02 00:12:00.550 INFO kablam!    | ^^^^^^^^^^^^^^^^
Aug 02 00:12:00.550 INFO kablam! 
Aug 02 00:12:00.556 INFO kablam! error: aborting due to 2 previous errors
Aug 02 00:12:00.567 INFO kablam! 
Aug 02 00:12:00.567 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 00:12:00.571 INFO kablam! error: Could not compile `rs_lockfree`.
Aug 02 00:12:00.572 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 00:12:00.707 INFO kablam! error: build failed
Aug 02 00:12:00.709 INFO kablam! su: No module specific data is present
Aug 02 00:12:01.290 INFO running `"docker" "rm" "-f" "df4d4e912b26ae941828112c469b87733d80475316da22ba2e82d7a71f4c26f9"`
Aug 02 00:12:01.492 INFO blam! df4d4e912b26ae941828112c469b87733d80475316da22ba2e82d7a71f4c26f9