1warning: could not read HEAD ref from repo at '/var/lib/nixbot/worktrees/scheduled-5056-update-flake-inputs-update-flake-inputs-253', using 'master'2warning: could not read HEAD ref from repo at '/var/lib/nixbot/worktrees/scheduled-5056-update-flake-inputs-update-flake-inputs-253', 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" }9unpacking 'github:fosskar/nixfiles/9725b7cb510830d887e13428ed91be4f149ea8ab' into the Git cache...10error:11 … while updating the lock file of flake 'github:fosskar/nixfiles/9725b7cb510830d887e13428ed91be4f149ea8ab?narHash=sha256-6BERn7MFSgASNhOLL4mPodNiIDymtu%2Bb/pVu9KWYvx8%3D'1213 error: cannot write modified lock file of flake 'github:fosskar/nixfiles' (use '--no-write-lock-file' to ignore)14error: nix failed with exit code 1