Execution Time3.03s

Test: tutorial-roofit-rf609_xychi2fit-py (Passed)
Build: master-x86_64-mac1013-clang100 (macphsft16.dyndns.cern.ch) on 2019-11-12 00:51:32

Test Timing: Passed
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Test output
[NON-XML-CHAR-0x1B][1mRooFit v3.60 -- Developed by Wouter Verkerke and David Kirkby[NON-XML-CHAR-0x1B][0m 
                Copyright (C) 2000-2013 NIKHEF, University of California & Stanford University
                All rights reserved, please read http://roofit.sourceforge.net/license.txt

[#1] INFO:Minization -- RooMinimizer::optimizeConst: activating const optimization
 **********
 **    1 **SET PRINT           1
 **********
 **********
 **    2 **SET NOGRAD
 **********
 PARAMETER DEFINITIONS:
    NO.   NAME         VALUE      STEP SIZE      LIMITS
     1 a            0.00000e+00  2.00000e+00   -1.00000e+01  1.00000e+01
     2 b            0.00000e+00  2.00000e+01   -1.00000e+02  1.00000e+02
 **********
 **    3 **SET ERR           1
 **********
 **********
 **    4 **SET PRINT           1
 **********
 **********
 **    5 **SET STR           1
 **********
 NOW USING STRATEGY  1: TRY TO BALANCE SPEED AGAINST RELIABILITY
 **********
 **    6 **MIGRAD        1000           1
 **********
 FIRST CALL TO USER FUNCTION AT NEW START POINT, WITH IFLAG=4.
 START MIGRAD MINIMIZATION.  STRATEGY  1.  CONVERGENCE WHEN EDM .LT. 1.00e-03
 FCN=1.98096 FROM MIGRAD    STATUS=INITIATE        8 CALLS           9 TOTAL
                     EDM= unknown      STRATEGY= 1      NO ERROR MATRIX       
  EXT PARAMETER               CURRENT GUESS       STEP         FIRST   
  NO.   NAME      VALUE            ERROR          SIZE      DERIVATIVE 
   1  a            0.00000e+00   2.00000e+00   2.01358e-01   1.57734e+01
   2  b            0.00000e+00   2.00000e+01   2.01358e-01  -3.06377e+02
 MIGRAD MINIMIZATION HAS CONVERGED.
 MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX.
 COVARIANCE MATRIX CALCULATED SUCCESSFULLY
 FCN=1.33213 FROM MIGRAD    STATUS=CONVERGED      38 CALLS          39 TOTAL
                     EDM=9.00236e-08    STRATEGY= 1      ERROR MATRIX ACCURATE 
  EXT PARAMETER                                   STEP         FIRST   
  NO.   NAME      VALUE            ERROR          SIZE      DERIVATIVE 
   1  a           -2.03094e-01   5.38435e-01   3.99836e-05  -4.32054e-03
   2  b            3.35422e-01   5.06306e-01   3.74488e-06  -7.46864e-02
 EXTERNAL ERROR MATRIX.    NDIM=  25    NPAR=  2    ERR DEF=1
  2.902e-01 -2.655e-02 
 -2.655e-02  2.563e-01 
 PARAMETER  CORRELATION COEFFICIENTS  
       NO.  GLOBAL      1      2
        1  0.09735   1.000 -0.097
        2  0.09735  -0.097  1.000
 **********
 **    7 **SET ERR           1
 **********
 **********
 **    8 **SET PRINT           1
 **********
 **********
 **    9 **HESSE        1000
 **********
 COVARIANCE MATRIX CALCULATED SUCCESSFULLY
 FCN=1.33213 FROM HESSE     STATUS=OK             10 CALLS          49 TOTAL
                     EDM=9.00352e-08    STRATEGY= 1      ERROR MATRIX ACCURATE 
  EXT PARAMETER                                INTERNAL      INTERNAL  
  NO.   NAME      VALUE            ERROR       STEP SIZE       VALUE   
   1  a           -2.03094e-01   5.38426e-01   7.99672e-06  -2.03108e-02
   2  b            3.35422e-01   5.06297e-01   7.48977e-07   3.35423e-03
 EXTERNAL ERROR MATRIX.    NDIM=  25    NPAR=  2    ERR DEF=1
  2.902e-01 -2.651e-02 
 -2.651e-02  2.563e-01 
 PARAMETER  CORRELATION COEFFICIENTS  
       NO.  GLOBAL      1      2
        1  0.09718   1.000 -0.097
        2  0.09718  -0.097  1.000
[#1] INFO:Minization -- RooMinimizer::optimizeConst: activating const optimization
 **********
 **   10 **SET PRINT           1
 **********
 **********
 **   11 **SET NOGRAD
 **********
 PARAMETER DEFINITIONS:
    NO.   NAME         VALUE      STEP SIZE      LIMITS
     1 a           -2.03094e-01  5.38426e-01   -1.00000e+01  1.00000e+01
     2 b            3.35422e-01  5.06297e-01   -1.00000e+02  1.00000e+02
 **********
 **   12 **SET ERR           1
 **********
 **********
 **   13 **SET PRINT           1
 **********
 **********
 **   14 **SET STR           1
 **********
 NOW USING STRATEGY  1: TRY TO BALANCE SPEED AGAINST RELIABILITY
 **********
 **   15 **MIGRAD        1000           1
 **********
 FIRST CALL TO USER FUNCTION AT NEW START POINT, WITH IFLAG=4.
 START MIGRAD MINIMIZATION.  STRATEGY  1.  CONVERGENCE WHEN EDM .LT. 1.00e-03
 FCN=169665 FROM MIGRAD    STATUS=INITIATE        8 CALLS           9 TOTAL
                     EDM= unknown      STRATEGY= 1      NO ERROR MATRIX       
  EXT PARAMETER               CURRENT GUESS       STEP         FIRST   
  NO.   NAME      VALUE            ERROR          SIZE      DERIVATIVE 
   1  a           -2.03094e-01   5.38426e-01   5.38798e-02  -2.96995e+04
   2  b            3.35422e-01   5.06297e-01   5.06302e-03   2.94073e+07
 MIGRAD MINIMIZATION HAS CONVERGED.
 MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX.
 COVARIANCE MATRIX CALCULATED SUCCESSFULLY
 FCN=68428.1 FROM MIGRAD    STATUS=CONVERGED      30 CALLS          31 TOTAL
                     EDM=1.7609e-07    STRATEGY= 1      ERROR MATRIX ACCURATE 
  EXT PARAMETER                                   STEP         FIRST   
  NO.   NAME      VALUE            ERROR          SIZE      DERIVATIVE 
   1  a            1.68285e-01   1.59561e-02   2.03838e-04  -3.70672e-01
   2  b           -3.49337e-01   2.15813e-03   2.75657e-06  -2.17257e+00
 EXTERNAL ERROR MATRIX.    NDIM=  25    NPAR=  2    ERR DEF=1
  2.546e-04  4.601e-08 
  4.601e-08  4.658e-06 
 PARAMETER  CORRELATION COEFFICIENTS  
       NO.  GLOBAL      1      2
        1  0.00134   1.000  0.001
        2  0.00134   0.001  1.000
 **********
 **   16 **SET ERR           1
 **********
 **********
 **   17 **SET PRINT           1
 **********
 **********
 **   18 **HESSE        1000
 **********
 COVARIANCE MATRIX CALCULATED SUCCESSFULLY
 FCN=68428.1 FROM HESSE     STATUS=OK             10 CALLS          41 TOTAL
                     EDM=1.76081e-07    STRATEGY= 1      ERROR MATRIX ACCURATE 
  EXT PARAMETER                                INTERNAL      INTERNAL  
  NO.   NAME      VALUE            ERROR       STEP SIZE       VALUE   
   1  a            1.68285e-01   1.59561e-02   4.07676e-05   1.68293e-02
   2  b           -3.49337e-01   2.15813e-03   5.51315e-07  -3.49338e-03
 EXTERNAL ERROR MATRIX.    NDIM=  25    NPAR=  2    ERR DEF=1
  2.546e-04  4.601e-08 
  4.601e-08  4.658e-06 
 PARAMETER  CORRELATION COEFFICIENTS  
       NO.  GLOBAL      1      2
        1  0.00134   1.000  0.001
        2  0.00134   0.001  1.000
Info in <TCanvas::Print>: png file rf609_xychi2fit.png has been created