It's a little difficult to even understand what they're accusing the government of. The Army had a budget of $111 billion but spent $2.7 trillion and no one noticed? Really? That just doesn't pass the smell test. Most likely, they're misinterpreting something.

I will say that looking up the results of the more recent audits (2020), the summaries frequently talking about failing audits but also of uncovering zero evidence of fraud.