Sep 17 13:49:24.406 INFO checking Sh4d1/rustberry against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 17 13:49:24.406 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 17 13:49:24.411 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-0/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/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 +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 13:49:24.875 INFO blam! 47ab62a402de9e30837666164f12ecb363b230c75bf8422f3278959adf31a325
Sep 17 13:49:24.877 INFO running `"docker" "start" "-a" "47ab62a402de9e30837666164f12ecb363b230c75bf8422f3278959adf31a325"`
Sep 17 13:49:26.903 INFO kablam! usermod: no changes
Sep 17 13:49:26.999 INFO kablam!     Checking spin v0.4.8
Sep 17 13:49:26.999 INFO kablam!     Checking tock-registers v0.1.0
Sep 17 13:49:26.999 INFO kablam!     Checking volatile v0.2.4
Sep 17 13:49:26.999 INFO kablam!     Checking once v0.3.3
Sep 17 13:49:27.507 INFO kablam! error[E0635]: unknown feature `const_atomic_usize_new`
Sep 17 13:49:27.507 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.8/src/lib.rs:8:76
Sep 17 13:49:27.507 INFO kablam!   |
Sep 17 13:49:27.507 INFO kablam! 8 | #![cfg_attr(feature = "const_fn", feature(const_fn, const_unsafe_cell_new, const_atomic_usize_new))]
Sep 17 13:49:27.507 INFO kablam!   |                                                                            ^^^^^^^^^^^^^^^^^^^^^^
Sep 17 13:49:27.507 INFO kablam! 
Sep 17 13:49:27.507 INFO kablam! error[E0635]: unknown feature `const_unsafe_cell_new`
Sep 17 13:49:27.507 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.8/src/lib.rs:8:53
Sep 17 13:49:27.507 INFO kablam!   |
Sep 17 13:49:27.507 INFO kablam! 8 | #![cfg_attr(feature = "const_fn", feature(const_fn, const_unsafe_cell_new, const_atomic_usize_new))]
Sep 17 13:49:27.507 INFO kablam!   |                                                     ^^^^^^^^^^^^^^^^^^^^^
Sep 17 13:49:27.507 INFO kablam! 
Sep 17 13:49:27.516 INFO kablam! error: aborting due to 2 previous errors
Sep 17 13:49:27.516 INFO kablam! 
Sep 17 13:49:27.516 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 17 13:49:27.524 INFO kablam! error: Could not compile `spin`.
Sep 17 13:49:27.524 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 17 13:49:27.549 INFO kablam! error[E0635]: unknown feature `const_atomic_usize_new`
Sep 17 13:49:27.549 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.8/src/lib.rs:8:76
Sep 17 13:49:27.549 INFO kablam!   |
Sep 17 13:49:27.549 INFO kablam! 8 | #![cfg_attr(feature = "const_fn", feature(const_fn, const_unsafe_cell_new, const_atomic_usize_new))]
Sep 17 13:49:27.549 INFO kablam!   |                                                                            ^^^^^^^^^^^^^^^^^^^^^^
Sep 17 13:49:27.549 INFO kablam! 
Sep 17 13:49:27.549 INFO kablam! error[E0635]: unknown feature `const_unsafe_cell_new`
Sep 17 13:49:27.549 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.8/src/lib.rs:8:53
Sep 17 13:49:27.549 INFO kablam!   |
Sep 17 13:49:27.549 INFO kablam! 8 | #![cfg_attr(feature = "const_fn", feature(const_fn, const_unsafe_cell_new, const_atomic_usize_new))]
Sep 17 13:49:27.549 INFO kablam!   |                                                     ^^^^^^^^^^^^^^^^^^^^^
Sep 17 13:49:27.549 INFO kablam! 
Sep 17 13:49:27.563 INFO kablam! error: aborting due to 2 previous errors
Sep 17 13:49:27.575 INFO kablam! 
Sep 17 13:49:27.575 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 17 13:49:27.575 INFO kablam! error: Could not compile `spin`.
Sep 17 13:49:27.575 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 17 13:49:27.997 INFO kablam! error: build failed
Sep 17 13:49:27.998 INFO kablam! su: No module specific data is present
Sep 17 13:49:29.307 INFO running `"docker" "rm" "-f" "47ab62a402de9e30837666164f12ecb363b230c75bf8422f3278959adf31a325"`
Sep 17 13:49:29.587 INFO blam! 47ab62a402de9e30837666164f12ecb363b230c75bf8422f3278959adf31a325