Sep 05 19:05:16.320 INFO checking dekokun/deko_os_rust against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 05 19:05:16.320 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 05 19:05:16.321 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-7/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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" "-e" "USER_ID=1000" "-e" "CMD=cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 19:05:16.752 INFO blam! 2b927b2b825e013411e01019ef0d269f5daea7f29438fa9687e9144f81d76806
Sep 05 19:05:16.754 INFO running `"docker" "start" "-a" "2b927b2b825e013411e01019ef0d269f5daea7f29438fa9687e9144f81d76806"`
Sep 05 19:05:18.186 INFO kablam! usermod: no changes
Sep 05 19:05:18.294 INFO kablam!     Checking ux v0.1.2
Sep 05 19:05:18.294 INFO kablam!     Checking bit_field v0.9.0
Sep 05 19:05:18.294 INFO kablam!     Checking usize_conversions v0.2.0
Sep 05 19:05:18.294 INFO kablam!     Checking os_bootinfo v0.2.1
Sep 05 19:05:18.294 INFO kablam!     Checking spin v0.4.8
Sep 05 19:05:18.294 INFO kablam!     Checking volatile v0.2.4
Sep 05 19:05:18.294 INFO kablam!     Checking array-init v0.0.3
Sep 05 19:05:19.163 INFO kablam! error[E0635]: unknown feature `const_atomic_usize_new`
Sep 05 19:05:19.163 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.8/src/lib.rs:8:76
Sep 05 19:05:19.163 INFO kablam!   |
Sep 05 19:05:19.163 INFO kablam! 8 | #![cfg_attr(feature = "const_fn", feature(const_fn, const_unsafe_cell_new, const_atomic_usize_new))]
Sep 05 19:05:19.163 INFO kablam!   |                                                                            ^^^^^^^^^^^^^^^^^^^^^^
Sep 05 19:05:19.170 INFO kablam! 
Sep 05 19:05:19.170 INFO kablam! error[E0635]: unknown feature `const_unsafe_cell_new`
Sep 05 19:05:19.170 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.8/src/lib.rs:8:53
Sep 05 19:05:19.170 INFO kablam!   |
Sep 05 19:05:19.170 INFO kablam! 8 | #![cfg_attr(feature = "const_fn", feature(const_fn, const_unsafe_cell_new, const_atomic_usize_new))]
Sep 05 19:05:19.170 INFO kablam!   |                                                     ^^^^^^^^^^^^^^^^^^^^^
Sep 05 19:05:19.170 INFO kablam! 
Sep 05 19:05:19.227 INFO kablam! error: aborting due to 2 previous errors
Sep 05 19:05:19.234 INFO kablam! 
Sep 05 19:05:19.234 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 05 19:05:19.255 INFO kablam!     Checking bootloader_precompiled v0.2.0
Sep 05 19:05:19.278 INFO kablam! error: Could not compile `spin`.
Sep 05 19:05:19.279 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 05 19:05:29.632 INFO kablam! error: build failed
Sep 05 19:05:29.633 INFO kablam! su: No module specific data is present
Sep 05 19:05:31.024 INFO running `"docker" "rm" "-f" "2b927b2b825e013411e01019ef0d269f5daea7f29438fa9687e9144f81d76806"`
Sep 05 19:05:31.281 INFO blam! 2b927b2b825e013411e01019ef0d269f5daea7f29438fa9687e9144f81d76806