Aug 31 21:11:44.658 INFO checking notbdu/rustbelt against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Aug 31 21:11:44.658 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Aug 31 21:11:44.658 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-1/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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=500" "-e" "CMD=cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 21:11:44.833 INFO blam! adaac8b62cc70d94b8573418d7e5309b992791d4f98e9131b319e3f0477a2955
Aug 31 21:11:44.836 INFO running `"docker" "start" "-a" "adaac8b62cc70d94b8573418d7e5309b992791d4f98e9131b319e3f0477a2955"`
Aug 31 21:11:45.368 INFO kablam!     Checking bitflags v0.4.0
Aug 31 21:11:45.368 INFO kablam!     Checking bit_field v0.7.0
Aug 31 21:11:45.368 INFO kablam!     Checking rlibc v1.0.0
Aug 31 21:11:45.368 INFO kablam!     Checking volatile v0.1.0
Aug 31 21:11:45.368 INFO kablam!     Checking spin v0.4.6
Aug 31 21:11:45.475 INFO kablam!     Checking multiboot2 v0.1.0
Aug 31 21:11:45.678 INFO kablam! error[E0635]: unknown feature `const_atomic_usize_new`
Aug 31 21:11:45.678 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.6/src/lib.rs:8:76
Aug 31 21:11:45.678 INFO kablam!   |
Aug 31 21:11:45.678 INFO kablam! 8 | #![cfg_attr(feature = "const_fn", feature(const_fn, const_unsafe_cell_new, const_atomic_usize_new))]
Aug 31 21:11:45.678 INFO kablam!   |                                                                            ^^^^^^^^^^^^^^^^^^^^^^
Aug 31 21:11:45.678 INFO kablam! 
Aug 31 21:11:45.678 INFO kablam! error[E0635]: unknown feature `const_unsafe_cell_new`
Aug 31 21:11:45.678 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.6/src/lib.rs:8:53
Aug 31 21:11:45.678 INFO kablam!   |
Aug 31 21:11:45.678 INFO kablam! 8 | #![cfg_attr(feature = "const_fn", feature(const_fn, const_unsafe_cell_new, const_atomic_usize_new))]
Aug 31 21:11:45.678 INFO kablam!   |                                                     ^^^^^^^^^^^^^^^^^^^^^
Aug 31 21:11:45.678 INFO kablam! 
Aug 31 21:11:45.690 INFO kablam! error: aborting due to 2 previous errors
Aug 31 21:11:45.690 INFO kablam! 
Aug 31 21:11:45.690 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Aug 31 21:11:45.697 INFO kablam! error: Could not compile `spin`.
Aug 31 21:11:45.697 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 31 21:11:45.813 INFO kablam! error: build failed
Aug 31 21:11:45.814 INFO kablam! su: No module specific data is present
Aug 31 21:11:46.205 INFO running `"docker" "rm" "-f" "adaac8b62cc70d94b8573418d7e5309b992791d4f98e9131b319e3f0477a2955"`
Aug 31 21:11:46.340 INFO blam! adaac8b62cc70d94b8573418d7e5309b992791d4f98e9131b319e3f0477a2955