Sep 03 21:03:21.519 INFO checking notbdu/rustbelt against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 03 21:03:21.519 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 03 21:03:21.519 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-0/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/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 +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 03 21:03:21.760 INFO blam! 98ed8a28eef078659b53233749b842e8482f4f66ff0dcafac3fd757607cf53d2
Sep 03 21:03:21.762 INFO running `"docker" "start" "-a" "98ed8a28eef078659b53233749b842e8482f4f66ff0dcafac3fd757607cf53d2"`
Sep 03 21:03:22.528 INFO kablam!     Checking bitflags v0.4.0
Sep 03 21:03:22.528 INFO kablam!     Checking bit_field v0.7.0
Sep 03 21:03:22.528 INFO kablam!     Checking rlibc v1.0.0
Sep 03 21:03:22.528 INFO kablam!     Checking volatile v0.1.0
Sep 03 21:03:22.528 INFO kablam!     Checking spin v0.4.6
Sep 03 21:03:22.630 INFO kablam!     Checking multiboot2 v0.1.0
Sep 03 21:03:22.826 INFO kablam! error[E0635]: unknown feature `const_atomic_usize_new`
Sep 03 21:03:22.828 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.6/src/lib.rs:8:76
Sep 03 21:03:22.828 INFO kablam!   |
Sep 03 21:03:22.828 INFO kablam! 8 | #![cfg_attr(feature = "const_fn", feature(const_fn, const_unsafe_cell_new, const_atomic_usize_new))]
Sep 03 21:03:22.828 INFO kablam!   |                                                                            ^^^^^^^^^^^^^^^^^^^^^^
Sep 03 21:03:22.828 INFO kablam! 
Sep 03 21:03:22.828 INFO kablam! error[E0635]: unknown feature `const_unsafe_cell_new`
Sep 03 21:03:22.828 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.6/src/lib.rs:8:53
Sep 03 21:03:22.828 INFO kablam!   |
Sep 03 21:03:22.828 INFO kablam! 8 | #![cfg_attr(feature = "const_fn", feature(const_fn, const_unsafe_cell_new, const_atomic_usize_new))]
Sep 03 21:03:22.828 INFO kablam!   |                                                     ^^^^^^^^^^^^^^^^^^^^^
Sep 03 21:03:22.828 INFO kablam! 
Sep 03 21:03:22.839 INFO kablam! error: aborting due to 2 previous errors
Sep 03 21:03:22.839 INFO kablam! 
Sep 03 21:03:22.839 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 03 21:03:22.845 INFO kablam! error: Could not compile `spin`.
Sep 03 21:03:22.845 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 03 21:03:22.995 INFO kablam! error: build failed
Sep 03 21:03:22.997 INFO kablam! su: No module specific data is present
Sep 03 21:03:23.480 INFO running `"docker" "rm" "-f" "98ed8a28eef078659b53233749b842e8482f4f66ff0dcafac3fd757607cf53d2"`
Sep 03 21:03:23.596 INFO blam! 98ed8a28eef078659b53233749b842e8482f4f66ff0dcafac3fd757607cf53d2