Dec 02 10:51:32.476 INFO testing wpilib-0.2.3 against 1.30.1 for beta-1.31-5
Dec 02 10:51:32.476 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/beta-1.31-5/1.30.1:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 10:51:32.892 INFO [stdout] 29a2da604bfbd4652e027570059e278b664175d0190d98b3b20982634ce5641f
Dec 02 10:51:32.894 INFO running `"docker" "start" "-a" "29a2da604bfbd4652e027570059e278b664175d0190d98b3b20982634ce5641f"`
Dec 02 10:51:34.282 INFO [stderr] usermod: no changes
Dec 02 10:51:34.451 INFO [stderr]    Compiling bindgen v0.37.4
Dec 02 10:51:56.883 INFO [stderr]    Compiling wpilib-sys v0.2.3
Dec 02 10:52:06.594 INFO [stderr] error[E0658]: scoped lint `clippy::useless_transmute` is experimental (see issue #44690)
Dec 02 10:52:06.594 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/wpilib-sys-0.2.3/src/bindings.rs:12:10
Dec 02 10:52:06.594 INFO [stderr]    |
Dec 02 10:52:06.595 INFO [stderr] 12 | #![allow(clippy::useless_transmute)]
Dec 02 10:52:06.595 INFO [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 10:52:06.595 INFO [stderr] 
Dec 02 10:52:06.595 INFO [stderr] error[E0658]: scoped lint `clippy::cast_lossless` is experimental (see issue #44690)
Dec 02 10:52:06.596 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/wpilib-sys-0.2.3/src/bindings.rs:13:10
Dec 02 10:52:06.596 INFO [stderr]    |
Dec 02 10:52:06.596 INFO [stderr] 13 | #![allow(clippy::cast_lossless)]
Dec 02 10:52:06.597 INFO [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^
Dec 02 10:52:06.597 INFO [stderr] 
Dec 02 10:52:06.597 INFO [stderr] error[E0658]: scoped lint `clippy::trivially_copy_pass_by_ref` is experimental (see issue #44690)
Dec 02 10:52:06.597 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/wpilib-sys-0.2.3/src/bindings.rs:14:10
Dec 02 10:52:06.597 INFO [stderr]    |
Dec 02 10:52:06.597 INFO [stderr] 14 | #![allow(clippy::trivially_copy_pass_by_ref)]
Dec 02 10:52:06.597 INFO [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 10:52:06.597 INFO [stderr] 
Dec 02 10:52:07.187 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 10:52:07.187 INFO [stderr]  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/wpilib-sys-0.2.3/src/lib.rs:8:1
Dec 02 10:52:07.187 INFO [stderr]   |
Dec 02 10:52:07.187 INFO [stderr] 8 | #![feature(concat_idents)]
Dec 02 10:52:07.187 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 10:52:07.187 INFO [stderr] 
Dec 02 10:52:07.191 INFO [stderr] error: aborting due to 4 previous errors
Dec 02 10:52:07.191 INFO [stderr] 
Dec 02 10:52:07.191 INFO [stderr] Some errors occurred: E0554, E0658.
Dec 02 10:52:07.191 INFO [stderr] For more information about an error, try `rustc --explain E0554`.
Dec 02 10:52:07.201 INFO [stderr] error: Could not compile `wpilib-sys`.
Dec 02 10:52:07.201 INFO [stderr] 
Dec 02 10:52:07.201 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 10:52:07.204 INFO [stderr] su: No module specific data is present
Dec 02 10:52:08.682 INFO running `"docker" "inspect" "29a2da604bfbd4652e027570059e278b664175d0190d98b3b20982634ce5641f"`
Dec 02 10:52:09.033 INFO running `"docker" "rm" "-f" "29a2da604bfbd4652e027570059e278b664175d0190d98b3b20982634ce5641f"`
Dec 02 10:52:09.415 INFO [stdout] 29a2da604bfbd4652e027570059e278b664175d0190d98b3b20982634ce5641f