Aug 11 20:19:02.351 INFO checking alloc-tls-0.1.0 against try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy for libc-1
Aug 11 20:19:02.351 INFO running: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 20:19:02.351 INFO creating container for: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 20:19:02.351 INFO running `"docker" "create" "-v" "/tmp/crater.7Gj4K9V6iaQV:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-0/try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+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 +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 20:19:02.654 INFO blam! 93c832af38943f662a8e1cebf5e53f1d9a1edf52d1335c02ceb391e2dc27bfbe
Aug 11 20:19:02.656 INFO running `"docker" "start" "-a" "93c832af38943f662a8e1cebf5e53f1d9a1edf52d1335c02ceb391e2dc27bfbe"`
Aug 11 20:19:04.561 INFO kablam!     Checking spin v0.4.8
Aug 11 20:19:04.853 INFO kablam! error[E0635]: unknown feature `const_atomic_usize_new`
Aug 11 20:19:04.853 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.8/src/lib.rs:8:76
Aug 11 20:19:04.853 INFO kablam!   |
Aug 11 20:19:04.853 INFO kablam! 8 | #![cfg_attr(feature = "const_fn", feature(const_fn, const_unsafe_cell_new, const_atomic_usize_new))]
Aug 11 20:19:04.853 INFO kablam!   |                                                                            ^^^^^^^^^^^^^^^^^^^^^^
Aug 11 20:19:04.853 INFO kablam! 
Aug 11 20:19:04.853 INFO kablam! error[E0635]: unknown feature `const_unsafe_cell_new`
Aug 11 20:19:04.853 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.8/src/lib.rs:8:53
Aug 11 20:19:04.853 INFO kablam!   |
Aug 11 20:19:04.854 INFO kablam! 8 | #![cfg_attr(feature = "const_fn", feature(const_fn, const_unsafe_cell_new, const_atomic_usize_new))]
Aug 11 20:19:04.854 INFO kablam!   |                                                     ^^^^^^^^^^^^^^^^^^^^^
Aug 11 20:19:04.854 INFO kablam! 
Aug 11 20:19:04.873 INFO kablam! error: aborting due to 2 previous errors
Aug 11 20:19:04.873 INFO kablam! 
Aug 11 20:19:04.873 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Aug 11 20:19:04.881 INFO kablam! error: Could not compile `spin`.
Aug 11 20:19:04.881 INFO kablam! 
Aug 11 20:19:04.881 INFO kablam! To learn more, run the command again with --verbose.
Aug 11 20:19:04.882 INFO kablam! su: No module specific data is present
Aug 11 20:19:06.497 INFO running `"docker" "rm" "-f" "93c832af38943f662a8e1cebf5e53f1d9a1edf52d1335c02ceb391e2dc27bfbe"`
Aug 11 20:19:06.611 INFO blam! 93c832af38943f662a8e1cebf5e53f1d9a1edf52d1335c02ceb391e2dc27bfbe