Aug 02 05:02:45.136 INFO checking lofi-0.0.11 against 1.27.2 for lazy_static-1
Aug 02 05:02:45.136 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 05:02:45.136 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 05:02:45.136 INFO running `"docker" "create" "-v" "/tmp/crater.88J4qNPmmQYO:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-5/1.27.2:/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 02 05:02:45.271 INFO blam! 19a0ca5ff2a9dfa07c492cf0f77be76a75a81b53ca8176c7b6e610c30d2f531c
Aug 02 05:02:45.272 INFO running `"docker" "start" "-a" "19a0ca5ff2a9dfa07c492cf0f77be76a75a81b53ca8176c7b6e610c30d2f531c"`
Aug 02 05:02:46.405 INFO kablam!     Checking spin v0.4.8
Aug 02 05:02:46.405 INFO kablam!    Compiling context v1.0.1
Aug 02 05:02:46.405 INFO kablam!     Checking coco v0.1.1
Aug 02 05:02:46.638 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 05:02:46.639 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.8/src/lib.rs:6:30
Aug 02 05:02:46.639 INFO kablam!   |
Aug 02 05:02:46.639 INFO kablam! 6 | #![cfg_attr(feature = "asm", feature(asm))]
Aug 02 05:02:46.639 INFO kablam!   |                              ^^^^^^^^^^^^^
Aug 02 05:02:46.639 INFO kablam! 
Aug 02 05:02:46.639 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 05:02:46.639 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.8/src/lib.rs:7:42
Aug 02 05:02:46.639 INFO kablam!   |
Aug 02 05:02:46.639 INFO kablam! 7 | #![cfg_attr(feature = "core_intrinsics", feature(core_intrinsics))]
Aug 02 05:02:46.639 INFO kablam!   |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 05:02:46.639 INFO kablam! 
Aug 02 05:02:46.640 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 05:02:46.640 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.8/src/lib.rs:8:35
Aug 02 05:02:46.640 INFO kablam!   |
Aug 02 05:02:46.640 INFO kablam! 8 | #![cfg_attr(feature = "const_fn", feature(const_fn, const_unsafe_cell_new, const_atomic_usize_new))]
Aug 02 05:02:46.640 INFO kablam!   |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 05:02:46.640 INFO kablam! 
Aug 02 05:02:46.644 INFO kablam! error: aborting due to 3 previous errors
Aug 02 05:02:46.644 INFO kablam! 
Aug 02 05:02:46.646 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 05:02:46.659 INFO kablam! error: Could not compile `spin`.
Aug 02 05:02:46.659 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 05:02:48.184 INFO kablam! error: build failed
Aug 02 05:02:48.185 INFO kablam! su: No module specific data is present
Aug 02 05:02:49.011 INFO running `"docker" "rm" "-f" "19a0ca5ff2a9dfa07c492cf0f77be76a75a81b53ca8176c7b6e610c30d2f531c"`
Aug 02 05:02:49.197 INFO blam! 19a0ca5ff2a9dfa07c492cf0f77be76a75a81b53ca8176c7b6e610c30d2f531c