Aug 11 17:16:14.440 INFO checking containers-0.8.5 against try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy for libc-1
Aug 11 17:16:14.440 INFO running: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 17:16:14.440 INFO creating container for: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 17:16:14.440 INFO running `"docker" "create" "-v" "/tmp/crater.gFdIKJ3heBuo:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-4/try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy:/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 +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 17:16:14.842 INFO blam! 846c7500d6cc6ecd5195007d4dbad110ec5ad7d0fdf78abde48695470fd7c02d
Aug 11 17:16:14.844 INFO running `"docker" "start" "-a" "846c7500d6cc6ecd5195007d4dbad110ec5ad7d0fdf78abde48695470fd7c02d"`
Aug 11 17:16:15.876 INFO kablam!    Compiling ptr v0.1.4
Aug 11 17:16:15.877 INFO kablam!    Compiling containers v0.8.5 (file:///source)
Aug 11 17:16:17.091 INFO kablam! error[E0635]: unknown feature `const_align_of`
Aug 11 17:16:17.091 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/ptr-0.1.4/src/lib.rs:13:12
Aug 11 17:16:17.091 INFO kablam!    |
Aug 11 17:16:17.091 INFO kablam! 13 | #![feature(const_align_of)]
Aug 11 17:16:17.091 INFO kablam!    |            ^^^^^^^^^^^^^^
Aug 11 17:16:17.091 INFO kablam! 
Aug 11 17:16:17.093 INFO kablam! error: aborting due to previous error
Aug 11 17:16:17.093 INFO kablam! 
Aug 11 17:16:17.093 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Aug 11 17:16:17.100 INFO kablam! error: Could not compile `ptr`.
Aug 11 17:16:17.100 INFO kablam! 
Aug 11 17:16:17.100 INFO kablam! To learn more, run the command again with --verbose.
Aug 11 17:16:17.102 INFO kablam! su: No module specific data is present
Aug 11 17:16:18.862 INFO running `"docker" "rm" "-f" "846c7500d6cc6ecd5195007d4dbad110ec5ad7d0fdf78abde48695470fd7c02d"`
Aug 11 17:16:19.069 INFO blam! 846c7500d6cc6ecd5195007d4dbad110ec5ad7d0fdf78abde48695470fd7c02d