Sep 04 11:50:16.766 INFO checking loca-0.6.1 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 11:50:16.766 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 11:50:16.766 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-2/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 11:50:16.925 INFO blam! 9f92380c17c67d45334ac6733ae5c77936635475a1f07e8a468dd96cd8e41a74
Sep 04 11:50:16.927 INFO running `"docker" "start" "-a" "9f92380c17c67d45334ac6733ae5c77936635475a1f07e8a468dd96cd8e41a74"`
Sep 04 11:50:17.654 INFO kablam!    Compiling ptr v0.1.4
Sep 04 11:50:18.475 INFO kablam! error[E0635]: unknown feature `const_align_of`
Sep 04 11:50:18.475 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/ptr-0.1.4/src/lib.rs:13:12
Sep 04 11:50:18.475 INFO kablam!    |
Sep 04 11:50:18.475 INFO kablam! 13 | #![feature(const_align_of)]
Sep 04 11:50:18.475 INFO kablam!    |            ^^^^^^^^^^^^^^
Sep 04 11:50:18.475 INFO kablam! 
Sep 04 11:50:18.481 INFO kablam! error: aborting due to previous error
Sep 04 11:50:18.481 INFO kablam! 
Sep 04 11:50:18.482 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 04 11:50:18.488 INFO kablam! error: Could not compile `ptr`.
Sep 04 11:50:18.488 INFO kablam! 
Sep 04 11:50:18.488 INFO kablam! To learn more, run the command again with --verbose.
Sep 04 11:50:18.489 INFO kablam! su: No module specific data is present
Sep 04 11:50:18.938 INFO running `"docker" "rm" "-f" "9f92380c17c67d45334ac6733ae5c77936635475a1f07e8a468dd96cd8e41a74"`
Sep 04 11:50:19.026 INFO blam! 9f92380c17c67d45334ac6733ae5c77936635475a1f07e8a468dd96cd8e41a74