Aug 02 10:23:19.911 INFO checking fastchr-0.2.0 against 1.27.2 for lazy_static-1
Aug 02 10:23:19.911 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 10:23:19.911 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 10:23:19.912 INFO running `"docker" "create" "-v" "/tmp/crater.aET298q2lKdx:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2:/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 +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 02 10:23:20.162 INFO blam! ce43be7d4e27660d1f78687b9d537fc37122c1973889f6e448ffb4e266994ae8
Aug 02 10:23:20.165 INFO running `"docker" "start" "-a" "ce43be7d4e27660d1f78687b9d537fc37122c1973889f6e448ffb4e266994ae8"`
Aug 02 10:23:21.325 INFO kablam!     Checking coresimd v0.0.4
Aug 02 10:23:25.669 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 10:23:25.669 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/coresimd-0.0.4/src/lib.rs:14:1
Aug 02 10:23:25.669 INFO kablam!    |
Aug 02 10:23:25.669 INFO kablam! 14 | / #![feature(const_fn, link_llvm_intrinsics, platform_intrinsics, repr_simd,
Aug 02 10:23:25.669 INFO kablam! 15 | |            simd_ffi, target_feature, cfg_target_feature, i128_type, asm,
Aug 02 10:23:25.669 INFO kablam! 16 | |            const_atomic_usize_new, stmt_expr_attributes, core_intrinsics,
Aug 02 10:23:25.669 INFO kablam! 17 | |            crate_in_paths)]
Aug 02 10:23:25.669 INFO kablam!    | |___________________________^
Aug 02 10:23:25.669 INFO kablam! 
Aug 02 10:23:25.960 INFO kablam! error: aborting due to previous error
Aug 02 10:23:25.960 INFO kablam! 
Aug 02 10:23:25.960 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 10:23:25.973 INFO kablam! error: Could not compile `coresimd`.
Aug 02 10:23:25.973 INFO kablam! 
Aug 02 10:23:25.973 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 10:23:25.975 INFO kablam! su: No module specific data is present
Aug 02 10:23:26.770 INFO running `"docker" "rm" "-f" "ce43be7d4e27660d1f78687b9d537fc37122c1973889f6e448ffb4e266994ae8"`
Aug 02 10:23:26.877 INFO blam! ce43be7d4e27660d1f78687b9d537fc37122c1973889f6e448ffb4e266994ae8