Trying to launch Minecraft with Vanilla Hammers (or vanilla excavators) in a headless (confirmed on mac) environment causes the process to freeze when it attempts to open the game window. This can often be attributed to uses of java.awt or outdated dependencies.

Versions:

• minecraft @ 1.14.4
• fabric API @ 0.4.0+build.240
• cloth config 2 @ 1.1.2 (from REI)
• auto config @ 1.2.0
• dynagear @ 1.3.1+1.14.4
• libcd @ 1.3.4+1.14.4
• vanilla hammers @ 1.6.3
• vanilla excavators @ 1.0.2