Sep 10 20:54:51.941 INFO checking containers-0.8.5 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 20:54:51.941 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 20:54:51.941 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-5/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 20:54:52.139 INFO blam! 43329a35c611f9105b0097c2c9ac36e15f910afde919eae6026fe724d04edd21
Sep 10 20:54:52.141 INFO running `"docker" "start" "-a" "43329a35c611f9105b0097c2c9ac36e15f910afde919eae6026fe724d04edd21"`
Sep 10 20:54:52.867 INFO kablam! usermod: no changes
Sep 10 20:54:52.988 INFO kablam!    Compiling ptr v0.1.4
Sep 10 20:54:52.988 INFO kablam!    Compiling containers v0.8.5 (file:///source)
Sep 10 20:54:52.988 INFO kablam!    Compiling quickcheck v0.6.2
Sep 10 20:54:54.669 INFO kablam! error[E0635]: unknown feature `const_align_of`
Sep 10 20:54:54.669 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/ptr-0.1.4/src/lib.rs:13:12
Sep 10 20:54:54.669 INFO kablam!    |
Sep 10 20:54:54.669 INFO kablam! 13 | #![feature(const_align_of)]
Sep 10 20:54:54.669 INFO kablam!    |            ^^^^^^^^^^^^^^
Sep 10 20:54:54.669 INFO kablam! 
Sep 10 20:54:54.670 INFO kablam! error: aborting due to previous error
Sep 10 20:54:54.670 INFO kablam! 
Sep 10 20:54:54.670 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 10 20:54:54.675 INFO kablam! error: Could not compile `ptr`.
Sep 10 20:54:54.675 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 10 20:54:56.507 INFO kablam! error: build failed
Sep 10 20:54:56.508 INFO kablam! su: No module specific data is present
Sep 10 20:54:57.081 INFO running `"docker" "rm" "-f" "43329a35c611f9105b0097c2c9ac36e15f910afde919eae6026fe724d04edd21"`
Sep 10 20:54:57.187 INFO blam! 43329a35c611f9105b0097c2c9ac36e15f910afde919eae6026fe724d04edd21