1warning: could not read HEAD ref from repo at '/var/lib/nixbot/worktrees/effect-2156', using 'master'2warning: could not read HEAD ref from repo at '/var/lib/nixbot/worktrees/effect-2156', using 'master'3building '/nix/store/axlw6grcmqk6gidrvszm864whf3191sm-effect-env.drv'...4Running phase: initPhase5@nix { "action": "setPhase", "phase": "initPhase" }6Running phase: userSetupPhase7@nix { "action": "setPhase", "phase": "userSetupPhase" }8Running phase: effectPhase9@nix { "action": "setPhase", "phase": "effectPhase" }10{branch:main,rev:1c4e0008a8095958c91d5c83e7c2d2a04d13bcbc,tag:null}11Hello, world!