1warning: could not read HEAD ref from repo at '/var/lib/nixbot/worktrees/effect-2836-100', using 'master'2warning: could not read HEAD ref from repo at '/var/lib/nixbot/worktrees/effect-2836-100', using 'master'3Running phase: initPhase4@nix { "action": "setPhase", "phase": "initPhase" }5Running phase: userSetupPhase6@nix { "action": "setPhase", "phase": "userSetupPhase" }7Running phase: effectPhase8@nix { "action": "setPhase", "phase": "effectPhase" }9The root certificate has been saved in /build/.step/certs/root_ca.crt.10The authority configuration has been saved in /build/.step/config/defaults.json.11No user exists for uid 012error: nix failed with exit code 255