Sep 10 15:14:04.687 INFO checking loca-0.6.1 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 15:14:04.687 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 15:14:04.687 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-4/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 15:14:04.830 INFO blam! 7b03f5c762609229fce40bd5e167c6e798b2c56261f58eb79e77dbb634c5825b
Sep 10 15:14:04.832 INFO running `"docker" "start" "-a" "7b03f5c762609229fce40bd5e167c6e798b2c56261f58eb79e77dbb634c5825b"`
Sep 10 15:14:05.625 INFO kablam! usermod: no changes
Sep 10 15:14:05.646 INFO kablam!    Compiling ptr v0.1.4
Sep 10 15:14:06.060 INFO kablam! error[E0635]: unknown feature `const_align_of`
Sep 10 15:14:06.060 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/ptr-0.1.4/src/lib.rs:13:12
Sep 10 15:14:06.060 INFO kablam!    |
Sep 10 15:14:06.060 INFO kablam! 13 | #![feature(const_align_of)]
Sep 10 15:14:06.060 INFO kablam!    |            ^^^^^^^^^^^^^^
Sep 10 15:14:06.060 INFO kablam! 
Sep 10 15:14:06.062 INFO kablam! error: aborting due to previous error
Sep 10 15:14:06.062 INFO kablam! 
Sep 10 15:14:06.062 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 10 15:14:06.067 INFO kablam! error: Could not compile `ptr`.
Sep 10 15:14:06.067 INFO kablam! 
Sep 10 15:14:06.067 INFO kablam! To learn more, run the command again with --verbose.
Sep 10 15:14:06.068 INFO kablam! su: No module specific data is present
Sep 10 15:14:06.789 INFO running `"docker" "rm" "-f" "7b03f5c762609229fce40bd5e167c6e798b2c56261f58eb79e77dbb634c5825b"`
Sep 10 15:14:06.868 INFO blam! 7b03f5c762609229fce40bd5e167c6e798b2c56261f58eb79e77dbb634c5825b