Compiling ash v0.2.0 (file:///home/maik/projects/engine/ash) Compiling ash v0.2.0 (file:///home/maik/projects/engine/ash) error: unknown debugging option: `--error-format` thread 'main' panicked at 'Box', /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/src/librustc/session/mod.rs:731 note: Run with `RUST_BACKTRACE=1` for a backtrace. error: unknown debugging option: `--error-format` thread 'main' panicked at 'Box', /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/src/librustc/session/mod.rs:731 note: Run with `RUST_BACKTRACE=1` for a backtrace. error: Could not compile `ash`. To learn more, run the command again with --verbose. error: Could not compile `ash`. To learn more, run the command again with --verbose.