Aug 30 20:22:37.941 INFO checking default_allocator-0.2.3 against try#2d477f9981361618ac78253c28051a66b6cea125 for pr-53707
Aug 30 20:22:37.941 INFO running: cargo +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets
Aug 30 20:22:37.941 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53707/try#2d477f9981361618ac78253c28051a66b6cea125:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-2/try#2d477f9981361618ac78253c28051a66b6cea125:/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 +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 20:22:38.286 INFO blam! cd1989cd6a075bd5651d9c26f435e92b6da8fcaa666d54a65efa944e70733e52
Aug 30 20:22:38.288 INFO running `"docker" "start" "-a" "cd1989cd6a075bd5651d9c26f435e92b6da8fcaa666d54a65efa944e70733e52"`
Aug 30 20:22:39.260 INFO kablam!     Checking ptr v0.1.4
Aug 30 20:22:39.427 INFO kablam! error[E0635]: unknown feature `const_align_of`
Aug 30 20:22:39.427 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/ptr-0.1.4/src/lib.rs:13:12
Aug 30 20:22:39.427 INFO kablam!    |
Aug 30 20:22:39.427 INFO kablam! 13 | #![feature(const_align_of)]
Aug 30 20:22:39.427 INFO kablam!    |            ^^^^^^^^^^^^^^
Aug 30 20:22:39.427 INFO kablam! 
Aug 30 20:22:39.431 INFO kablam! error: aborting due to previous error
Aug 30 20:22:39.431 INFO kablam! 
Aug 30 20:22:39.431 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Aug 30 20:22:39.436 INFO kablam! error: Could not compile `ptr`.
Aug 30 20:22:39.437 INFO kablam! 
Aug 30 20:22:39.437 INFO kablam! To learn more, run the command again with --verbose.
Aug 30 20:22:39.438 INFO kablam! su: No module specific data is present
Aug 30 20:22:40.100 INFO running `"docker" "rm" "-f" "cd1989cd6a075bd5651d9c26f435e92b6da8fcaa666d54a65efa944e70733e52"`
Aug 30 20:22:40.188 INFO blam! cd1989cd6a075bd5651d9c26f435e92b6da8fcaa666d54a65efa944e70733e52