1warning: could not read HEAD ref from repo at '/var/lib/nixbot/worktrees/effect-2544', using 'master'2warning: could not read HEAD ref from repo at '/var/lib/nixbot/worktrees/effect-2544', using 'master'3building '/nix/store/jhs9vz3hv7v0jg75iswjm59z37hfss17-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:6d7abb5ed4ce1d19879756f07af0763eee5a25e0,tag:null}11Hello, world!