Benchmarks crash

[srinathsetty]

When running ./run_benchmarks.sh, the code crashes with the following errors.

~/hyperplonk/scripts$ ./run_benchmarks.sh Running benches/bench.rs start benchmark with #64 threads thread 'main' panicked at hyperplonk/benches/bench.rs:61:90: called Result::unwrap() on an Err value: UnexpectedFlags note: run with RUST_BACKTRACE=1 environment variable to display a backtrace error: bench failed, to rerun pass --bench hyperplonk-benches