Aug 02 11:44:20.541 INFO checking default_allocator-0.2.2 against 1.27.2+tmplazy for lazy_static-1
Aug 02 11:44:20.541 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 11:44:20.541 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 11:44:20.541 INFO running `"docker" "create" "-v" "/tmp/crater.fvgmw1Du1ko3:/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 11:44:20.771 INFO blam! e5bc21c99ce35f8cc8f27af6ac497195755f850867b8ad4cb4f39f0a4607f0ba
Aug 02 11:44:20.773 INFO running `"docker" "start" "-a" "e5bc21c99ce35f8cc8f27af6ac497195755f850867b8ad4cb4f39f0a4607f0ba"`
Aug 02 11:44:22.413 INFO kablam!    Compiling ptr v0.1.4
Aug 02 11:44:22.413 INFO kablam!    Compiling abort v0.1.1
Aug 02 11:44:22.614 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 11:44:22.615 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/ptr-0.1.4/src/lib.rs:13:1
Aug 02 11:44:22.615 INFO kablam!    |
Aug 02 11:44:22.615 INFO kablam! 13 | #![feature(const_align_of)]
Aug 02 11:44:22.615 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 11:44:22.615 INFO kablam! 
Aug 02 11:44:22.615 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 11:44:22.615 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/ptr-0.1.4/src/lib.rs:14:1
Aug 02 11:44:22.615 INFO kablam!    |
Aug 02 11:44:22.615 INFO kablam! 14 | #![feature(const_fn)]
Aug 02 11:44:22.615 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Aug 02 11:44:22.615 INFO kablam! 
Aug 02 11:44:22.615 INFO kablam! error: aborting due to 2 previous errors
Aug 02 11:44:22.615 INFO kablam! 
Aug 02 11:44:22.615 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 11:44:22.618 INFO kablam! error: Could not compile `ptr`.
Aug 02 11:44:22.619 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 11:44:22.625 INFO kablam! error: build failed
Aug 02 11:44:22.627 INFO kablam! su: No module specific data is present
Aug 02 11:44:23.450 INFO running `"docker" "rm" "-f" "e5bc21c99ce35f8cc8f27af6ac497195755f850867b8ad4cb4f39f0a4607f0ba"`
Aug 02 11:44:23.564 INFO blam! e5bc21c99ce35f8cc8f27af6ac497195755f850867b8ad4cb4f39f0a4607f0ba