It seems that running arc unit doesn't output results progressively any more. Instead, the results are output after all of the tests have finished executing.
|Open||None||T9223 Allow `arc diff` to run a build step like `gradle` first, then read lint and unit messages from the output|
|Open||epriestley||T13098 Plans: Arcanist toolsets and extensions|
|Resolved||joshuaspence||T5568 Support `.arcunit`, similar to `.arclint`|
|Resolved||joshuaspence||T9131 `arc unit` doesn't output progressive results|