Today I’ve released Criterion 0.3.4 and Iai 0.1.0. I’m particularly excited by Iai, so read on to find out what I’ve been up to. Criterion Updates The main new feature in this release is that Criterion.rs now has built-in support for benchmarking async functions. This feature requires the async feature to be enabled. In addition to this, four other features - async-std, async-tokio, async-smol, and async-futures can be enabled to add support for benchmarking with the respective futures ...