1warning: could not read HEAD ref from repo at '/var/lib/nixbot/worktrees/effect-2822-201', using 'master'2warning: could not read HEAD ref from repo at '/var/lib/nixbot/worktrees/effect-2822-201', using 'master'3building '/nix/store/ksjf9b5rvvr2k13p8p80n81z6caxjwv6-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:c989cad7be89494baccfc18ef6c250f8e38b2e8c,tag:null}11Hello, world!