Execution Time0.35s

Test: tutorial-roofit-rf602_chi2fit (Passed)
Build: v6-18-00-patches-x86_64-ubuntu14-gcc48-opt (ec-ubuntu-14-04-x86-64-2) on 2020-01-29 00:36:26
Repository revision: 0a774756bda016f71683da97dbc82f76bc082689

Test Timing: Passed
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Processing /mnt/build/night/LABEL/ROOT-ubuntu14/SPEC/python3/V/6-18/root/tutorials/roofit/rf602_chi2fit.C...

[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] INFO:Minization --  The following expressions have been identified as constant and will be precalculated and cached: (sig1,sig2)
 **********
 **    1 **SET PRINT           1
 **********
 **********
 **    2 **SET NOGRAD
 **********
 PARAMETER DEFINITIONS:
    NO.   NAME         VALUE      STEP SIZE      LIMITS
     1 a0           5.00000e-01  1.00000e-01    0.00000e+00  1.00000e+00
     2 a1           2.00000e-01  1.00000e-01    0.00000e+00  1.00000e+00
     3 bkgfrac      5.00000e-01  1.00000e-01    0.00000e+00  1.00000e+00
     4 sig1frac     8.00000e-01  1.00000e-01    0.00000e+00  1.00000e+00
 **********
 **    3 **SET ERR           1
 **********
 **********
 **    4 **SET PRINT           1
 **********
 **********
 **    5 **SET STR           1
 **********
 NOW USING STRATEGY  1: TRY TO BALANCE SPEED AGAINST RELIABILITY
 **********
 **    6 **MIGRAD        2000           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=106.175 FROM MIGRAD    STATUS=INITIATE       16 CALLS          17 TOTAL
                     EDM= unknown      STRATEGY= 1      NO ERROR MATRIX       
  EXT PARAMETER               CURRENT GUESS       STEP         FIRST   
  NO.   NAME      VALUE            ERROR          SIZE      DERIVATIVE 
   1  a0           5.00000e-01   1.00000e-01   2.01358e-01  -9.22919e+00
   2  a1           2.00000e-01   1.00000e-01   2.57889e-01   3.56932e+01
   3  bkgfrac      5.00000e-01   1.00000e-01   2.01358e-01   2.47046e+01
   4  sig1frac     8.00000e-01   1.00000e-01   2.57889e-01   9.71383e+00
 MIGRAD MINIMIZATION HAS CONVERGED.
 MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX.
 COVARIANCE MATRIX CALCULATED SUCCESSFULLY
 FCN=104.639 FROM MIGRAD    STATUS=CONVERGED      78 CALLS          79 TOTAL
                     EDM=5.30614e-06    STRATEGY= 1      ERROR MATRIX ACCURATE 
  EXT PARAMETER                                   STEP         FIRST   
  NO.   NAME      VALUE            ERROR          SIZE      DERIVATIVE 
   1  a0           5.00975e-01   2.29160e-02   2.25835e-04  -3.66627e-02
   2  a1           1.58055e-01   3.68598e-02   3.29973e-04   9.16128e-03
   3  bkgfrac      5.06726e-01   1.13595e-02   6.50594e-05   4.90783e-02
   4  sig1frac     8.16064e-01   3.74255e-02   3.05383e-04  -3.32372e-02
 EXTERNAL ERROR MATRIX.    NDIM=  25    NPAR=  4    ERR DEF=1
  5.255e-04  1.573e-04 -3.988e-05 -1.315e-04 
  1.573e-04  1.363e-03 -3.100e-04 -9.244e-04 
 -3.988e-05 -3.100e-04  1.291e-04  3.237e-04 
 -1.315e-04 -9.244e-04  3.237e-04  1.405e-03 
 PARAMETER  CORRELATION COEFFICIENTS  
       NO.  GLOBAL      1      2      3      4
        1  0.18992   1.000  0.186 -0.153 -0.153
        2  0.75966   0.186  1.000 -0.739 -0.668
        3  0.82130  -0.153 -0.739  1.000  0.760
        4  0.77660  -0.153 -0.668  0.760  1.000
 **********
 **    7 **SET ERR           1
 **********
 **********
 **    8 **SET PRINT           1
 **********
 **********
 **    9 **HESSE        2000
 **********
 COVARIANCE MATRIX CALCULATED SUCCESSFULLY
 FCN=104.639 FROM HESSE     STATUS=OK             23 CALLS         102 TOTAL
                     EDM=5.30457e-06    STRATEGY= 1      ERROR MATRIX ACCURATE 
  EXT PARAMETER                                INTERNAL      INTERNAL  
  NO.   NAME      VALUE            ERROR       STEP SIZE       VALUE   
   1  a0           5.00975e-01   2.29157e-02   4.51671e-05   1.95002e-03
   2  a1           1.58055e-01   3.68515e-02   6.59945e-05  -7.53081e-01
   3  bkgfrac      5.06726e-01   1.13574e-02   1.30119e-05   1.34521e-02
   4  sig1frac     8.16064e-01   3.74193e-02   6.10765e-05   6.84296e-01
 EXTERNAL ERROR MATRIX.    NDIM=  25    NPAR=  4    ERR DEF=1
  5.255e-04  1.572e-04 -3.986e-05 -1.314e-04 
  1.572e-04  1.363e-03 -3.098e-04 -9.239e-04 
 -3.986e-05 -3.098e-04  1.290e-04  3.236e-04 
 -1.314e-04 -9.239e-04  3.236e-04  1.405e-03 
 PARAMETER  CORRELATION COEFFICIENTS  
       NO.  GLOBAL      1      2      3      4
        1  0.18986   1.000  0.186 -0.153 -0.153
        2  0.75953   0.186  1.000 -0.739 -0.668
        3  0.82122  -0.153 -0.739  1.000  0.760
        4  0.77651  -0.153 -0.668  0.760  1.000
[#0] ERROR:Eval -- RooChi2Var::RooChi2Var(chi2_lowstat) INFINITY ERROR: bin 1 has zero error
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