Aug 17 19:48:11.289 INFO checking i-o-0.4.1 against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 17 19:48:11.289 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 19:48:11.289 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 19:48:11.289 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-6/master#142bb27373126edf8367f526358b6c72ecf1d8df:/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 +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 19:48:11.458 INFO blam! ed0b5a3f3d8ec42d90fcaab36aa4465e79019e593a259e0c37a2785ceebf3956
Aug 17 19:48:11.460 INFO running `"docker" "start" "-a" "ed0b5a3f3d8ec42d90fcaab36aa4465e79019e593a259e0c37a2785ceebf3956"`
Aug 17 19:48:12.568 INFO kablam!    Compiling ptr v0.1.4
Aug 17 19:48:12.569 INFO kablam!    Compiling hash-table v0.2.2
Aug 17 19:48:12.571 INFO kablam!    Compiling containers v0.8.5
Aug 17 19:48:12.575 INFO kablam!     Checking slot v0.2.5
Aug 17 19:48:12.580 INFO kablam!    Compiling i-o v0.4.1 (file:///source)
Aug 17 19:48:12.591 INFO kablam!    Compiling quickcheck_macros v0.6.2
Aug 17 19:48:15.566 INFO kablam! error[E0635]: unknown feature `const_align_of`
Aug 17 19:48:15.566 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/ptr-0.1.4/src/lib.rs:13:12
Aug 17 19:48:15.567 INFO kablam!    |
Aug 17 19:48:15.567 INFO kablam! 13 | #![feature(const_align_of)]
Aug 17 19:48:15.567 INFO kablam!    |            ^^^^^^^^^^^^^^
Aug 17 19:48:15.567 INFO kablam! 
Aug 17 19:48:15.578 INFO kablam! error: aborting due to previous error
Aug 17 19:48:15.578 INFO kablam! 
Aug 17 19:48:15.578 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Aug 17 19:48:15.585 INFO kablam! error: Could not compile `ptr`.
Aug 17 19:48:15.585 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 17 19:48:19.942 INFO kablam! error: build failed
Aug 17 19:48:19.944 INFO kablam! su: No module specific data is present
Aug 17 19:48:20.455 INFO running `"docker" "rm" "-f" "ed0b5a3f3d8ec42d90fcaab36aa4465e79019e593a259e0c37a2785ceebf3956"`
Aug 17 19:48:20.603 INFO blam! ed0b5a3f3d8ec42d90fcaab36aa4465e79019e593a259e0c37a2785ceebf3956