Sep 10 21:00:28.494 INFO checking commitlog-0.0.10 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 21:00:28.494 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 21:00:28.494 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-0/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 21:00:28.695 INFO blam! a3d8593a4d2047ac7dc979de70ea44553bbac298caec38c4d3d1d697ea1b373a
Sep 10 21:00:28.696 INFO running `"docker" "start" "-a" "a3d8593a4d2047ac7dc979de70ea44553bbac298caec38c4d3d1d697ea1b373a"`
Sep 10 21:00:29.560 INFO kablam! usermod: no changes
Sep 10 21:00:29.624 INFO kablam!    Compiling crc32c v0.3.1
Sep 10 21:00:30.966 INFO kablam!     Checking commitlog v0.0.10 (file:///source)
Sep 10 21:00:32.121 INFO kablam! warning: the feature `collections_bound` has been stable since 1.17.0 and no longer requires an attribute to enable
Sep 10 21:00:32.121 INFO kablam!   --> src/lib.rs:43:18
Sep 10 21:00:32.121 INFO kablam!    |
Sep 10 21:00:32.121 INFO kablam! 43 | #![feature(test, collections_bound, step_by)]
Sep 10 21:00:32.121 INFO kablam!    |                  ^^^^^^^^^^^^^^^^^
Sep 10 21:00:32.121 INFO kablam!    |
Sep 10 21:00:32.121 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 10 21:00:32.121 INFO kablam! 
Sep 10 21:00:32.121 INFO kablam! error[E0635]: unknown feature `step_by`
Sep 10 21:00:32.121 INFO kablam!   --> src/lib.rs:43:37
Sep 10 21:00:32.121 INFO kablam!    |
Sep 10 21:00:32.121 INFO kablam! 43 | #![feature(test, collections_bound, step_by)]
Sep 10 21:00:32.121 INFO kablam!    |                                     ^^^^^^^
Sep 10 21:00:32.122 INFO kablam! 
Sep 10 21:00:32.146 INFO kablam! error: aborting due to previous error
Sep 10 21:00:32.146 INFO kablam! 
Sep 10 21:00:32.146 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 10 21:00:32.154 INFO kablam! error: Could not compile `commitlog`.
Sep 10 21:00:32.154 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 10 21:00:33.582 INFO kablam! warning: the feature `collections_bound` has been stable since 1.17.0 and no longer requires an attribute to enable
Sep 10 21:00:33.582 INFO kablam!   --> src/lib.rs:43:18
Sep 10 21:00:33.582 INFO kablam!    |
Sep 10 21:00:33.582 INFO kablam! 43 | #![feature(test, collections_bound, step_by)]
Sep 10 21:00:33.582 INFO kablam!    |                  ^^^^^^^^^^^^^^^^^
Sep 10 21:00:33.582 INFO kablam!    |
Sep 10 21:00:33.582 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 10 21:00:33.582 INFO kablam! 
Sep 10 21:00:33.582 INFO kablam! error[E0635]: unknown feature `step_by`
Sep 10 21:00:33.582 INFO kablam!   --> src/lib.rs:43:37
Sep 10 21:00:33.582 INFO kablam!    |
Sep 10 21:00:33.582 INFO kablam! 43 | #![feature(test, collections_bound, step_by)]
Sep 10 21:00:33.582 INFO kablam!    |                                     ^^^^^^^
Sep 10 21:00:33.582 INFO kablam! 
Sep 10 21:00:33.634 INFO kablam! error: aborting due to previous error
Sep 10 21:00:33.634 INFO kablam! 
Sep 10 21:00:33.634 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 10 21:00:33.639 INFO kablam! error: Could not compile `commitlog`.
Sep 10 21:00:33.639 INFO kablam! 
Sep 10 21:00:33.639 INFO kablam! To learn more, run the command again with --verbose.
Sep 10 21:00:33.641 INFO kablam! su: No module specific data is present
Sep 10 21:00:34.292 INFO running `"docker" "rm" "-f" "a3d8593a4d2047ac7dc979de70ea44553bbac298caec38c4d3d1d697ea1b373a"`
Sep 10 21:00:34.353 INFO blam! a3d8593a4d2047ac7dc979de70ea44553bbac298caec38c4d3d1d697ea1b373a