rebis-dev: cannot invoke Scryer

[UWN]

Not even the version

ulrich@gupu:/opt/gupu/rebis-dev$ RUST_BACKTRACE=1
ulrich@gupu:/opt/gupu/rebis-dev$ target/release/scryer-prolog -v

thread 'main' panicked at src/machine/mod.rs:331:13:
internal error: entered unreachable code
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
ulrich@gupu:/opt/gupu/rebis-dev$ echo $RUST_BACKTRACE
1
ulrich@gupu:/opt/gupu/rebis-dev$ git describe
v0.9.4-369-g9d4aa70f

[triska]

Related: #2850.