Sep 10 12:34:12.001 INFO checking ptr-0.1.4 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 12:34:12.001 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 12:34:12.001 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-1/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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 +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 12:34:12.265 INFO blam! 7dae3d0fb4de94f909ed59b8530f3b752148666b723876be5b6227646c82b283
Sep 10 12:34:12.267 INFO running `"docker" "start" "-a" "7dae3d0fb4de94f909ed59b8530f3b752148666b723876be5b6227646c82b283"`
Sep 10 12:34:13.452 INFO kablam! usermod: no changes
Sep 10 12:34:13.509 INFO kablam!    Compiling ptr v0.1.4 (file:///source)
Sep 10 12:34:14.454 INFO kablam! error[E0635]: unknown feature `const_align_of`
Sep 10 12:34:14.454 INFO kablam!   --> src/lib.rs:13:12
Sep 10 12:34:14.454 INFO kablam!    |
Sep 10 12:34:14.454 INFO kablam! 13 | #![feature(const_align_of)]
Sep 10 12:34:14.454 INFO kablam!    |            ^^^^^^^^^^^^^^
Sep 10 12:34:14.454 INFO kablam! 
Sep 10 12:34:14.457 INFO kablam! error: aborting due to previous error
Sep 10 12:34:14.458 INFO kablam! 
Sep 10 12:34:14.458 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 10 12:34:14.463 INFO kablam! error: Could not compile `ptr`.
Sep 10 12:34:14.463 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 10 12:34:14.594 INFO kablam! error[E0635]: unknown feature `const_align_of`
Sep 10 12:34:14.594 INFO kablam!   --> src/lib.rs:13:12
Sep 10 12:34:14.594 INFO kablam!    |
Sep 10 12:34:14.594 INFO kablam! 13 | #![feature(const_align_of)]
Sep 10 12:34:14.594 INFO kablam!    |            ^^^^^^^^^^^^^^
Sep 10 12:34:14.594 INFO kablam! 
Sep 10 12:34:14.602 INFO kablam! error: aborting due to previous error
Sep 10 12:34:14.602 INFO kablam! 
Sep 10 12:34:14.602 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 10 12:34:14.606 INFO kablam! error: Could not compile `ptr`.
Sep 10 12:34:14.606 INFO kablam! 
Sep 10 12:34:14.606 INFO kablam! To learn more, run the command again with --verbose.
Sep 10 12:34:14.614 INFO kablam! su: No module specific data is present
Sep 10 12:34:15.233 INFO running `"docker" "rm" "-f" "7dae3d0fb4de94f909ed59b8530f3b752148666b723876be5b6227646c82b283"`
Sep 10 12:34:15.356 INFO blam! 7dae3d0fb4de94f909ed59b8530f3b752148666b723876be5b6227646c82b283