Function foo

    line 1040
    FAILED to compute RF
      line 1040
      FAILED to compute RF
        line 976
        FAILED to compute RF
        line 924
        FAILED to compute RF
          line 958
          FAILED to compute RF
          line 938
          FAILED to compute RF
        line 518
        FAILED to compute RF
        line 58
        FAILED to compute RF
        line 8
        FAILED to compute RF
          line 40
          FAILED to compute RF
          line 22
          FAILED to compute RF
        line 1162
        FAILED to compute RF
        line 1115
        FAILED to compute RF
        line 1075
        FAILED to compute RF
        line 207
        FAILED to compute RF
    line 104
    FAILED to compute RF
      line 104
      FAILED to compute RF
      line 243
      FAILED to compute RF
      line 157
      FAILED to compute RF
        line 189
        FAILED to compute RF
        line 171
        FAILED to compute RF
      line 141
      FAILED to compute RF
    line 267
    FAILED to compute RF
      line 267
      FAILED to compute RF
        line 402
        FAILED to compute RF
        line 285
        FAILED to compute RF
      line 384
      FAILED to compute RF
      line 317
      FAILED to compute RF
        line 366
        FAILED to compute RF
        line 331
        FAILED to compute RF
    line 420
    FAILED to compute RF
      line 434
      FAILED to compute RF
        line 812
        FAILED to compute RF
          line 902
          FAILED to compute RF
          line 844
          FAILED to compute RF
        line 452
        FAILED to compute RF
        line 596
        FAILED to compute RF
          line 653
          FAILED to compute RF
      line 703
      FAILED to compute RF