Function foo

    line 1116
    FAILED to compute RF
      line 1116
      FAILED to compute RF
        line 1052
        FAILED to compute RF
        line 996
        FAILED to compute RF
          line 1034
          FAILED to compute RF
          line 1010
          FAILED to compute RF
        line 531
        FAILED to compute RF
        line 60
        FAILED to compute RF
        line 8
        FAILED to compute RF
          line 42
          FAILED to compute RF
          line 22
          FAILED to compute RF
        line 1240
        FAILED to compute RF
        line 1191
        FAILED to compute RF
        line 1151
        FAILED to compute RF
        line 211
        FAILED to compute RF
    line 106
    FAILED to compute RF
      line 106
      FAILED to compute RF
      line 247
      FAILED to compute RF
      line 159
      FAILED to compute RF
        line 193
        FAILED to compute RF
        line 173
        FAILED to compute RF
      line 143
      FAILED to compute RF
    line 271
    FAILED to compute RF
      line 271
      FAILED to compute RF
        line 415
        FAILED to compute RF
        line 289
        FAILED to compute RF
      line 397
      FAILED to compute RF
      line 325
      FAILED to compute RF
        line 379
        FAILED to compute RF
        line 339
        FAILED to compute RF
    line 433
    FAILED to compute RF
      line 447
      FAILED to compute RF
        line 850
        FAILED to compute RF
          line 974
          FAILED to compute RF
          line 896
          FAILED to compute RF
        line 465
        FAILED to compute RF
        line 611
        FAILED to compute RF
          line 683
          FAILED to compute RF
      line 733
      FAILED to compute RF