def METHOD_NAME():
    model = get_model(io.StringIO("\n".join([par_base, "JUMP TEL barycenter 0"])))
    toas = make_fake_toas_uniform(
        58000, 58900, 10, model, obs="barycenter", freq=np.inf
    )
    for f in toas.table["flags"]:
        f["pp_dm"] = "15.0"
        f["pp_dme"] = "1e-4"
    model.free_params = ["JUMP1", "F0", "DM"]
    for warning_match in [r".*degeneracy.*Offset\b", r".*degeneracy.*JUMP1\b"]:
        fitter = pint.fitter.WidebandTOAFitter(toas, model)
        with pytest.warns(pint.fitter.DegeneracyWarning, match=warning_match):
            fitter.fit_toas(threshold=1e-14)
        for p in fitter.model.free_params:
            assert not np.isnan(fitter.model[p].value)