1warning: could not read HEAD ref from repo at '/var/lib/nixbot/worktrees/effect-2801-169', using 'master'2warning: could not read HEAD ref from repo at '/var/lib/nixbot/worktrees/effect-2801-169', using 'master'3building '/nix/store/58m9jm1sl448rl6gkl49by58bivydq2z-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:a6508dddc8f10399bb35b34dfcf3ad93d90e040f,tag:null}11Hello, world!