Chi2 fit ouput *** glibc detected ***

ROOT
1

Hi,

I am trying to perform a chi2 fit on a histogram with variable binning. When performing the fit, however, the code crashes and I get the following

root [0] 
Processing /afs/cern.ch/user/t/tbalestr/17.0.3/HIDP3DAnalysis_NEW/HICommonNtuple/triggerFitterJJ.C...
bin index: 0
creating bins 7-10GeV...
bin index: 10
creating bins 10-20GeV...
bin index: 15
creating bins 20-30GeV...
bin index: 17
creating bins 30-50GeV...
bin index: 19
creating bins 50-100GeV...
creating histos...
bin index: 21
binning completed. filling output histo...
finished filling histo 0
finished filling histo 1
done filling histos. creating trigger efficiency histo...
done. parameterizing trigger efficiency...
Warning in <Fit>: Abnormal termination of minimization.
 FCN=1.94635 FROM MIGRAD    STATUS=CALL LIMIT   1488 CALLS        1489 TOTAL
                     EDM=4.79789e-05    STRATEGY= 1  ERROR MATRIX UNCERTAINTY  24.8 per cent
  EXT PARAMETER                APPROXIMATE        STEP         FIRST   
  NO.   NAME      VALUE            ERROR          SIZE      DERIVATIVE 
   1  p0           7.63784e-01   1.60305e-02  -1.38822e-05   6.34400e-01
   2  p1           9.44365e-01   7.10907e+00  -1.70385e-02  -5.30727e-02
   3  p2           1.58519e+00   4.15728e-01  -7.55966e-04  -2.19250e-01
   4  p3          -8.93675e+00   4.17103e+01  -1.19272e-01   9.50821e-03
*** glibc detected *** /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/bin/root.exe: free(): invalid next size (fast): 0x09966e78 ***
======= Backtrace: =========
/lib/libc.so.6[0xf6d3d6c5]
/lib/libc.so.6(cfree+0x59)[0xf6d3db09]
/afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libCint.so(G__destroy_upto+0x1d8)[0xf73412c8]
/afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libCint.so(G__interpret_func+0x4019)[0xf72a1489]
/afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libCint.so(G__getfunction+0x20d3)[0xf728cba3]
/afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libCint.so(G__getitem+0x188)[0xf725e218]
/afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libCint.so(G__getexpr+0x34b4)[0xf7262794]
/afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libCint.so(G__calc_internal+0x3f5)[0xf7270d85]
/afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libCint.so(G__process_cmd+0x4caa)[0xf73058ca]
/afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libCore.so(_ZN5TCint11ProcessLineEPKcPN12TInterpreter10EErrorCodeE+0x3fc)[0xf795d7bc]
/afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libCore.so(_ZN5TCint16ProcessLineSynchEPKcPN12TInterpreter10EErrorCodeE+0xcf)[0xf795b16f]
/afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libCore.so(_ZN12TApplication11ExecuteFileEPKcPib+0xad7)[0xf78a7cf7]
/afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libCore.so(_ZN12TApplication11ProcessFileEPKcPib+0x2c)[0xf78a7fdc]
/afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libCore.so(_ZN12TApplication11ProcessLineEPKcbPi+0x7e6)[0xf78a5686]
/afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libRint.so(_ZN5TRint3RunEb+0x1f1)[0xf6fa0e61]
/afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/bin/root.exe(main+0x85)[0x8048db5]
/lib/libc.so.6(__libc_start_main+0xdc)[0xf6ce9e9c]
/afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/bin/root.exe(__gxx_personality_v0+0x6d)[0x8048c41]
======= Memory map: ========
08048000-0804a000 r-xp 00000000 00:18 531291206                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/bin/root.exe
0804a000-0804b000 rw-p 00001000 00:18 531291206                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/bin/root.exe
0983b000-0b048000 rw-p 0983b000 00:00 0                                  [heap]
f3b17000-f3b9c000 r-xp 00000000 00:18 531298246                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libMinuit.so
f3b9c000-f3b9e000 rw-p 00085000 00:18 531298246                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libMinuit.so
f3b9e000-f3ba7000 rw-p f3b9e000 00:00 0 
f3ba7000-f3bbe000 r-xp 00000000 09:02 4814905                            /usr/lib/libICE.so.6.3.0
f3bbe000-f3bbf000 rw-p 00016000 09:02 4814905                            /usr/lib/libICE.so.6.3.0
f3bbf000-f3bc1000 rw-p f3bbf000 00:00 0 
f3bc1000-f3bc9000 r-xp 00000000 09:02 4791850                            /usr/lib/libSM.so.6.0.0
f3bc9000-f3bca000 rw-p 00007000 09:02 4791850                            /usr/lib/libSM.so.6.0.0
f3bca000-f3bd2000 r-xp 00000000 09:02 4805949                            /usr/lib/libgif.so.4.1.3
f3bd2000-f3bd3000 rw-p 00007000 09:02 4805949                            /usr/lib/libgif.so.4.1.3
f3bd3000-f3bf7000 r-xp 00000000 09:02 4799758                            /usr/lib/libpng12.so.0.10.0
f3bf7000-f3bf8000 rw-p 00024000 09:02 4799758                            /usr/lib/libpng12.so.0.10.0
f3bf8000-f3bf9000 r-xp 00000000 09:02 4805951                            /usr/lib/libungif.so.4.1.3
f3bf9000-f3bfa000 rw-p 00000000 09:02 4805951                            /usr/lib/libungif.so.4.1.3
f3bfa000-f3c50000 r-xp 00000000 09:02 4798599                            /usr/lib/libtiff.so.3.8.2
f3c50000-f3c52000 rw-p 00056000 09:02 4798599                            /usr/lib/libtiff.so.3.8.2
f3c52000-f3c73000 r-xp 00000000 09:02 4816204                            /usr/lib/libjpeg.so.62.0.0
f3c73000-f3c74000 rw-p 00020000 09:02 4816204                            /usr/lib/libjpeg.so.62.0.0
f3c74000-f3d14000 r-xp 00000000 00:18 531298054                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libASImage.so
f3d14000-f3d17000 rw-p 000a0000 00:18 531298054                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libASImage.so
f3d17000-f3d23000 rw-p f3d17000 00:00 0 
f3d23000-f3d27000 r-xp 00000000 09:02 4800059                            /usr/lib/libXfixes.so.3.1.0
f3d27000-f3d28000 rw-p 00003000 09:02 4800059                            /usr/lib/libXfixes.so.3.1.0
f3d28000-f3d31000 r-xp 00000000 09:02 4804363                            /usr/lib/libXcursor.so.1.0.2
f3d31000-f3d32000 rw-p 00008000 09:02 4804363                            /usr/lib/libXcursor.so.1.0.2
f3d32000-f3d45000 r--p 00000000 00:18 531292742                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/fonts/arialbd.ttf
f3d45000-f3d57000 r-xp 00000000 00:18 531298184                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libGX11TTF.so
f3d57000-f3d58000 rw-p 00012000 00:18 531298184                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libGX11TTF.so
f3d58000-f440e000 r-xp 00000000 00:18 531298168                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libGui.so
f440e000-f443d000 rw-p 006b5000 00:18 531298168                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libGui.so
f443d000-f4446000 rw-p f443d000 00:00 0 
f4446000-f4469000 r-xp 00000000 00:18 531272706                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/external/expat/1.95.8/i686-slc5-gcc43-opt/lib/libexpat.so.0.5.0
f4469000-f446b000 rw-p 00023000 00:18 531272706                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/external/expat/1.95.8/i686-slc5-gcc43-opt/lib/libexpat.so.0.5.0
f446b000-f4473000 r-xp 00000000 09:02 4789419                            /usr/lib/libXrender.so.1.3.0
f4473000-f4474000 rw-p 00007000 09:02 4789419                            /usr/lib/libXrender.so.1.3.0
f4474000-f449b000 r-xp 00000000 09:02 4799157                            /usr/lib/libfontconfig.so.1.1.0
f449b000-f44a3000 rw-p 00027000 09:02 4799157                            /usr/lib/libfontconfig.so.1.1.0
f44a3000-f44a8000 r-xp 00000000 09:02 4814965                            /usr/lib/libXdmcp.so.6.0.0
f44a8000-f44a9000 rw-p 00004000 09:02 4814965                            /usr/lib/libXdmcp.so.6.0.0
f44a9000-f44bb000 r-xp 00000000 09:02 4798514                            /usr/lib/libXft.so.2.1.2
f44bb000-f44bc000 rw-p 00012000 09:02 4798514                            /usr/lib/libXft.so.2.1.2
f44bc000-f45b8000 r-xp 00000000 09:02 4804318                            /usr/lib/libX11.so.6.2.0
f45b8000-f45bc000 rw-p 000fc000 09:02 4804318                            /usr/lib/libX11.so.6.2.0
f45bc000-f45cb000 r-xp 00000000 09:02 4796263                            /usr/lib/libXext.so.6.4.0
f45cb000-f45cc000 rw-p 0000e000 09:02 4796263                            /usr/lib/libXext.so.6.4.0
f45cc000-f45dc000 r-xp 00000000 09:02 4804198                            /usr/lib/libXpm.so.4.11.0
f45dc000-f45dd000 rw-p 00010000 09:02 4804198                            /usr/lib/libXpm.so.4.11.0
f45dd000-f4612000 r-xp 00000000 00:18 531298180                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libGX11.so
f4612000-f4614000 rw-p 00035000 00:18 531298180                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libGX11.so
f4614000-f466a000 rw-p f4614000 00:00 0 
f466a000-f46e2000 r-xp 00000000 09:02 2588814                            /usr/lib/libfreetype.so.6.3.10
f46e2000-f46e5000 rw-p 00078000 09:02 2588814                            /usr/lib/libfreetype.so.6.3.10
f46e5000-f46fc000 r-xp 00000000 00:18 531346394                          /afs/cern.ch/atlas/software/releases/17.0.3/AtlasCore/17.0.3/Control/DataModel/i686-slc5-gcc43-opt/libDataModel.so
f46fc000-f46fd000 rw-p 00017000 00:18 531346394                          /afs/cern.ch/atlas/software/releases/17.0.3/AtlasCore/17.0.3/Control/DataModel/i686-slc5-gcc43-opt/libDataModel.so
f46fd000-f47d1000 r-xp 00000000 00:18 531298144                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libGpad.so
f47d1000-f47d7000 rw-p 000d3000 00:18 531298144                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libGpad.so
f47d7000-f47d9000 rw-p f47d7000 00:00 0 
f47d9000-f48d9000 r-xp 00000000 00:18 531298152                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libGraf3d.so
f48d9000-f48df000 rw-p 00100000 00:18 531298152                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libGraf3d.so
f48df000-f48e2000 rw-p f48df000 00:00 0 
f48e2000-f4a60000 r-xp 00000000 00:18 531298156                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libGraf.so
f4a60000-f4a68000 rw-p 0017e000 00:18 531298156                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libGraf.so
f4a68000-f4a70000 rw-p f4a68000 00:00 0 
f4a70000-f4aaa000 r-xp 00000000 00:18 531346588                          /afs/cern.ch/atlas/software/releases/17.0.3/AtlasCore/17.0.3/Control/StoreGate/i686-slc5-gcc43-opt/libStoreGateLib.so
f4aaa000-f4ab0000 rw-p 0003a000 00:18 531346588                          /afs/cern.ch/atlas/software/releases/17.0.3/AtlasCore/17.0.3/Control/StoreGate/i686-slc5-gcc43-opt/libStoreGateLib.so
f4ab0000-f4b4a000 r-xp 00000000 00:18 531298306                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libPyROOT.so
f4b4a000-f4b4f000 rw-p 0009a000 00:18 531298306                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libPyROOT.so
f4b4f000-f4b50000 rw-p f4b4f000 00:00 0 
f4b50000-f4b69000 r-xp 00000000 00:18 531346328                          /afs/cern.ch/atlas/software/releases/17.0.3/AtlasCore/17.0.3/Control/CxxUtils/i686-slc5-gcc43-opt/libCxxUtils.so
f4b69000-f4b6a000 rw-p 00019000 00:18 531346328                          /afs/cern.ch/atlas/software/releases/17.0.3/AtlasCore/17.0.3/Control/CxxUtils/i686-slc5-gcc43-opt/libCxxUtils.so
f4b6a000-f4b82000 r-xp 00000000 00:18 531346566                          /afs/cern.ch/atlas/software/releases/17.0.3/AtlasCore/17.0.3/Control/SGTools/i686-slc5-gcc43-opt/libSGTools.so
f4b82000-f4b83000 rw-p 00018000 00:18 531346566                          /afs/cern.ch/atlas/software/releases/17.0.3/AtlasCore/17.0.3/Control/SGTools/i686-slc5-gcc43-opt/libSGTools.so
f4b83000-f4b84000 rw-p f4b83000 00:00 0 
f4b84000-f4bb1000 r-xp 00000000 00:18 531346246                          /afs/cern.ch/atlas/software/releases/17.0.3/AtlasCore/17.0.3/Control/AthenaKernel/i686-slc5-gcc43-opt/libAthenaKernel.so
f4bb1000-f4bb5000 rw-p 0002c000 00:18 531346246                          /afs/cern.ch/atlas/software/releases/17.0.3/AtlasCore/17.0.3/Control/AthenaKernel/i686-slc5-gcc43-opt/libAthenaKernel.so
f4bb5000-f4bfa000 r-xp 00000000 00:18 531346164                          /afs/cern.ch/atlas/software/releases/17.0.3/AtlasCore/17.0.3/Control/AthenaBaseComps/i686-slc5-gcc43-opt/libAthenaBaseComps.so
f4bfa000-f4c05000 rw-p 00044000 00:18 531346164                          /afs/cern.ch/atlas/software/releases/17.0.3/AtlasCore/17.0.3/Control/AthenaBaseComps/i686-slc5-gcc43-opt/libAthenaBaseComps.so
f4c05000-f4c4f000 r-xp 00000000 00:18 531346266                          /afs/cern.ch/atlas/software/releases/17.0.3/AtlasCore/17.0.3/Control/AthenaPython/i686-slc5-gcc43-opt/libAthenaPython.so
f4c4f000-f4c5b000 rw-p 0004a000 00:18 531346266                          /afs/cern.ch/atlas/software/releases/17.0.3/AtlasCore/17.0.3/Control/AthenaPython/i686-slc5-gcc43-opt/libAthenaPython.so
f4c5b000-f4c5c000 rw-p f4c5b000 00:00 0 
f4c5c000-f4c85000 r-xp 00000000 00:18 531346270                          /afs/cern.ch/atlas/software/releases/17.0.3/AtlasCore/17.0.3/Control/AthenaPython/i686-slc5-gcc43-opt/libAthenaPythonDict.so
f4c85000-f4c86000 rw-p 00028000 00:18 531346270                          /afs/cern.ch/atlas/software/releases/17.0.3/AtlasCore/17.0.3/Control/AthenaPython/i686-slc5-gcc43-opt/libAthenaPythonDict.so
f4c86000-f4c87000 rw-p f4c86000 00:00 0 
f4c87000-f4e71000 r-xp 00000000 00:18 531298422                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libTree.so
f4e71000-f4e7b000 rw-p 001ea000 00:18 531298422                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libTree.so
f4e7b000-f4e7d000 rw-p f4e7b000 00:00 0 
f4e7d000-f4f94000 r-xp 00000000 00:18 531298266                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libNet.so
f4f94000-f4f9b000 rw-p 00116000 00:18 531298266                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libNet.so
f4f9b000-f4f9d000 rw-p f4f9b000 00:00 0 
f4f9d000-f514f000 r-xp 00000000 00:18 531298348                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libRIO.so
f514f000-f5155000 rw-p 001b1000 00:18 531298348                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libRIO.so
f5155000-f5156000 rw-p f5155000 00:00 0 
f5156000-f519b000 r-xp 00000000 00:18 531298410                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libThread.so
f519b000-f519e000 rw-p 00044000 00:18 531298410                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libThread.so
f519e000-f53da000 r-xp 00000000 00:18 531298232                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libMatrix.so
f53da000-f53e1000 rw-p 0023c000 00:18 531298232                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libMatrix.so
f53e1000-f53e3000 rw-p f53e1000 00:00 0 
f53e3000-f53ea000 r-xp 00000000 09:02 6587982                            /lib/librt-2.5.so
f53ea000-f53eb000 r--p 00007000 09:02 6587982                            /lib/librt-2.5.so
f53eb000-f53ec000 rw-p 00008000 09:02 6587982                            /lib/librt-2.5.so
f53ec000-f53ef000 rw-p f53ec000 00:00 0 
f53ef000-f53f1000 r-xp 00000000 09:02 4816578                            /usr/lib/libXau.so.6.0.0
f53f1000-f53f2000 rw-p 00001000 09:02 4816578                            /usr/lib/libXau.so.6.0.0
f53f2000-f53f5000 rw-p f53f2000 00:00 0 
f53f5000-f53fd000 r-xp 00000000 00:18 531291458                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/cint/cint/include/stdcxxfunc.dll
f53fd000-f53fe000 rw-p 00007000 00:18 531291458                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/cint/cint/include/stdcxxfunc.dll
f53fe000-f540c000 r-xp 00000000 00:18 531291468                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/cint/cint/include/stdfunc.dll
f540c000-f540d000 rw-p 0000d000 00:18 531291468                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/cint/cint/include/stdfunc.dll
f540d000-f5411000 rw-p f540d000 00:00 0 
f5411000-f5432000 r-xp 00000000 00:18 531315434                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/external/Boost/1.44.0_python2.6/i686-slc5-gcc43-opt/lib/libboost_filesystem-gcc43-mt-1_44.so.1.44.0
f5432000-f5433000 rw-p 00021000 00:18 531315434                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/external/Boost/1.44.0_python2.6/i686-slc5-gcc43-opt/lib/libboost_filesystem-gcc43-mt-1_44.so.1.44.0
f5433000-f5446000 r-xp 00000000 00:18 531315426                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/external/Boost/1.44.0_python2.6/i686-slc5-gcc43-opt/lib/libboost_thread-gcc43-mt-1_44.so.1.44.0
f5446000-f5447000 rw-p 00013000 00:18 531315426                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/external/Boost/1.44.0_python2.6/i686-slc5-gcc43-opt/lib/libboost_thread-gcc43-mt-1_44.so.1.44.0
f5447000-f587f000 r-xp 00000000 00:18 531298200                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libHist.so
f587f000-f5893000 rw-p 00437000 00:18 531298200                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libHist.so
f5893000-f5896000 rw-p f5893000 00:00 0 
f5896000-f596d000 r-xp 00000000 00:18 531315462                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/external/Boost/1.44.0_python2.6/i686-slc5-gcc43-opt/lib/libboost_regex-gcc43-mt-1_44.so.1.44.0
f596d000-f5970000 rw-p 000d7000 00:18 531315462                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/external/Boost/1.44.0_python2.6/i686-slc5-gcc43-opt/lib/libboost_regex-gcc43-mt-1_44.so.1.44.0
f5970000-f5aad000 r-xp 00000000 00:18 531277890                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/external/Python/2.6.5/i686-slc5-gcc43-opt/lib/libpython2.6.so
f5aad000-f5ada000 rw-p 0013c000 00:18 531277890                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/external/Python/2.6.5/i686-slc5-gcc43-opt/lib/libpython2.6.so
f5ada000-f5ae3000 rw-p f5ada000 00:00 0 
f5ae3000-f5b86000 r-xp 00000000 00:18 531298332                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libReflex.so
f5b86000-f5b89000 rw-p 000a2000 00:18 531298332                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libReflex.so
f5b89000-f5f82000 r-xp 00000000 00:18 531332790                          /afs/cern.ch/atlas/software/releases/17.0.3/GAUDI/v22r1p4/GaudiKernel/i686-slc5-gcc43-opt/libGaudiKernel.so
f5f82000-f5fc3000 rw-p 003f8000 00:18 531332790                          /afs/cern.ch/atlas/software/releases/17.0.3/GAUDI/v22r1p4/GaudiKernel/i686-slc5-gcc43-opt/libGaudiKernel.so
f5fc3000-f5fc5000 rw-p f5fc3000 00:00 0 
f5fc5000-f5fec000 r-xp 00000000 00:18 531332834                          /afs/cern.ch/atlas/software/releases/17.0.3/GAUDI/v22r1p4/GaudiUtils/i686-slc5-gcc43-opt/libGaudiUtilsLib.so
f5fec000-f5fed000 rw-p 00026000 00:18 531332834                          /afs/cern.ch/atlas/software/releases/17.0.3/GAUDI/v22r1p4/GaudiUtils/i686-slc5-gcc43-opt/libGaudiUtilsLib.so
f5fed000-f6110000 r-xp 00000000 00:18 531332750                          /afs/cern.ch/atlas/software/releases/17.0.3/GAUDI/v22r1p4/GaudiAlg/i686-slc5-gcc43-opt/libGaudiAlgLib.so
f6110000-f6129000 rw-p 00122000 00:18 531332750                          /afs/cern.ch/atlas/software/releases/17.0.3/GAUDI/v22r1p4/GaudiAlg/i686-slc5-gcc43-opt/libGaudiAlgLib.so
f6129000-f612a000 rw-p f6129000 00:00 0 
f612a000-f615b000 r-xp 00000000 00:18 531332824                          /afs/cern.ch/atlas/software/releases/17.0.3/GAUDI/v22r1p4/GaudiPython/i686-slc5-gcc43-opt/libGaudiPythonLib.so
f615b000-f615f000 rw-p 00030000 00:18 531332824                          /afs/cern.ch/atlas/software/releases/17.0.3/GAUDI/v22r1p4/GaudiPython/i686-slc5-gcc43-opt/libGaudiPythonLib.so
f615f000-f65de000 r-xp 00000000 00:18 531332822                          /afs/cern.ch/atlas/software/releases/17.0.3/GAUDI/v22r1p4/GaudiPython/i686-slc5-gcc43-opt/libGaudiPythonDict.so
f65de000-f65f1000 rw-p 0047e000 00:18 531332822                          /afs/cern.ch/atlas/software/releases/17.0.3/GAUDI/v22r1p4/GaudiPython/i686-slc5-gcc43-opt/libGaudiPythonDict.so
f65f1000-f65fd000 rw-p f65f1000 00:00 0 
f65fd000-f6c43000 r--s 00000000 09:03 4574084                            /var/db/nscd/passwd
f6c43000-f6c45000 rw-p f6c43000 00:00 0 
f6c45000-f6c4e000 r-xp 00000000 09:02 6587789                            /lib/libcrypt-2.5.so
f6c4e000-f6c4f000 r--p 00008000 09:02 6587789                            /lib/libcrypt-2.5.so
f6c4f000-f6c50000 rw-p 00009000 09:02 6587789                            /lib/libcrypt-2.5.so
f6c50000-f6c77000 rw-p f6c50000 00:00 0 
f6c77000-f6cb7000 r-xp 00000000 09:02 4804284                            /usr/lib/libncurses.so.5.5
f6cb7000-f6cbf000 rw-p 00040000 09:02 4804284                            /usr/lib/libncurses.so.5.5
f6cbf000-f6cc0000 rw-p f6cbf000 00:00 0 
f6cc0000-f6cd3000 r-xp 00000000 00:18 531272698                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/external/zlib/1.2.3p1/i686-slc5-gcc43-opt/lib/libz.so.1.2.3
f6cd3000-f6cd4000 rw-p 00013000 00:18 531272698                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/external/zlib/1.2.3p1/i686-slc5-gcc43-opt/lib/libz.so.1.2.3
f6cd4000-f6e27000 r-xp 00000000 09:02 6587785                            /lib/libc-2.5.so
f6e27000-f6e29000 r--p 00153000 09:02 6587785                            /lib/libc-2.5.so
f6e29000-f6e2a000 rw-p 00155000 09:02 6587785                            /lib/libc-2.5.so
f6e2a000-f6e2e000 rw-p f6e2a000 00:00 0 
f6e2e000-f6e43000 r-xp 00000000 09:02 6587837                            /lib/libpthread-2.5.so
f6e43000-f6e44000 r--p 00015000 09:02 6587837                            /lib/libpthread-2.5.so
f6e44000-f6e45000 rw-p 00016000 09:02 6587837                            /lib/libpthread-2.5.so
f6e45000-f6e47000 rw-p f6e45000 00:00 0 
f6e47000-f6e53000 r-xp 00000000 00:18 531650998                          /afs/cern.ch/atlas/software/releases/17.0.3/gcc-alt-435/x86_64-slc5-gcc43-opt/lib/libgcc_s.so.1
f6e53000-f6e54000 rw-p 0000b000 00:18 531650998                          /afs/cern.ch/atlas/software/releases/17.0.3/gcc-alt-435/x86_64-slc5-gcc43-opt/lib/libgcc_s.so.1
f6e54000-f6e7b000 r-xp 00000000 09:02 6587793                            /lib/libm-2.5.so
f6e7b000-f6e7c000 r--p 00026000 09:02 6587793                            /lib/libm-2.5.so
f6e7c000-f6e7d000 rw-p 00027000 09:02 6587793                            /lib/libm-2.5.so
f6e7d000-f6f5d000 r-xp 00000000 00:18 531651396                          /afs/cern.ch/atlas/software/releases/17.0.3/gcc-alt-435/x86_64-slc5-gcc43-opt/lib/libstdc++.so.6.0.10
f6f5d000-f6f62000 rw-p 000df000 00:18 531651396                          /afs/cern.ch/atlas/software/releases/17.0.3/gcc-alt-435/x86_64-slc5-gcc43-opt/lib/libstdc++.so.6.0.10
f6f62000-f6f68000 rw-p f6f62000 00:00 0 
f6f68000-f6f6b000 r-xp 00000000 09:02 6587791                            /lib/libdl-2.5.so
f6f6b000-f6f6c000 r--p 00002000 09:02 6587791                            /lib/libdl-2.5.so
f6f6c000-f6f6d000 rw-p 00003000 09:02 6587791                            /lib/libdl-2.5.so
f6f6d000-f6f71000 rw-p f6f6d000 00:00 0 
f6f71000-f6f73000 r-xp 00000000 09:02 6587986                            /lib/libutil-2.5.so
f6f73000-f6f74000 r--p 00001000 09:02 6587986                            /lib/libutil-2.5.so
f6f74000-f6f75000 rw-p 00002000 09:02 6587986                            /lib/libutil-2.5.so
f6f75000-f6f77000 r-xp 00000000 00:18 531315456                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/external/Boost/1.44.0_python2.6/i686-slc5-gcc43-opt/lib/libboost_system-gcc43-mt-1_44.so.1.44.0
f6f77000-f6f78000 rw-p 00002000 00:18 531315456                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/external/Boost/1.44.0_python2.6/i686-slc5-gcc43-opt/lib/libboost_system-gcc43-mt-1_44.so.1.44.0
f6f78000-f6f84000 rw-p f6f78000 00:00 0 
f6f84000-f6f8e000 r-xp 00000000 09:02 6587825                            /lib/libnss_files-2.5.so
f6f8e000-f6f8f000 r--p 00009000 09:02 6587825                            /lib/libnss_files-2.5.so
f6f8f000-f6f90000 rw-p 0000a000 09:02 6587825                            /lib/libnss_files-2.5.so
f6f90000-f6f92000 rw-p f6f90000 00:00 0 
f6f92000-f6fc0000 r-xp 00000000 00:18 531298344                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libRint.so
f6fc0000-f6fc2000 rw-p 0002e000 00:18 531298344                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libRint.so
f6fc2000-f71c0000 r-xp 00000000 00:18 531298224                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libMathCore.so
f71c0000-f71c7000 rw-p 001fe000 00:18 531298224                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libMathCore.so
f71c7000-f71ca000 rw-p f71c7000 00:00 0 
f71ca000-f7420000 r-xp 00000000 00:18 531298060                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libCint.so
f7420000-f7424000 rw-p 00256000 00:18 531298060                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libCint.so
f7424000-f77af000 rw-p f7424000 00:00 0 
f77af000-f7e4e000 r-xp 00000000 00:18 531298068                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libCore.so
f7e4e000-f7e6a000 rw-p 0069e000 00:18 531298068                          /afs/cern.ch/atlas/software/releases/17.0.3/sw/lcg/app/releases/ROOT/5.28.00e/i686-slc5-gcc43-opt/root/lib/libCore.so
f7e6a000-f7ee0000 rw-p f7e6a000 00:00 0 
f7ee0000-f7ee1000 r-xp 00000000 09:02 6587122                            /lib/snoopy.so
f7ee1000-f7ee2000 rw-p 00000000 09:02 6587122                            /lib/snoopy.so
f7ee2000-f7ee4000 rw-p f7ee2000 00:00 0 
f7ee4000-f7ee5000 rw-p f7ee4000 00:00 0 
f7ee5000-f7f00000 r-xp 00000000 09:02 6587778                            /lib/ld-2.5.so
f7f00000-f7f01000 r--p 0001a000 09:02 6587778                            /lib/ld-2.5.so
f7f01000-f7f02000 rw-p 0001b000 09:02 6587778                            /lib/ld-2.5.so
ffdd3000-ffe4f000 rw-p 7ffffff82000 00:00 0                              [stack]
ffffe000-fffff000 r-xp ffffe000 00:00 0

Any idea on what is going on here and how to fix it?

2

Hi,

Can you please post the histogram and the minimal code showing this problem?

Thank you,

Lorenzo

3

thanks for the reply. the code and output are given below.

source code:

#include <iostream>
#include <cmath>

#include "TChain.h"
#include "TTree.h"
#include "TString.h"
#include "TFile.h"
#include "TH1.h"
#include "TMath.h"

#include "TDirectory.h"
#include "TSystem.h"
#include <string>

////////////////////////////////////////
//This code is for fitting an output histogram afforded from 
//the division of two pT spectra (i.e. efficiency histogram).
//The input TFile f contains the two histos to be divided, both
//with 0.1GeV binning from pT 0-100GeV (i.e. 1000 bins).
///////////////////////////////////////

int triggerFitter()
{
  //add to existing TFile
  //f = new TFile("/tmp/tbalestr/HISingleMuon_MB15Feb.root","UPDATE");
  f = new TFile("/tmp/tbalestr/HISingleMuonMBSkimmedSlim_26Febv2.root","UPDATE");
  //declare 2 arrays of histos (input and output)
  TH1 *hin[2], *hout[3];

  hin[0] = hptSingleMu;
  hin[1] = hptTrigEF;

  //number of total bins for output histogram
  const int nbins=14;
  //double pts[]  ={0,1,2,3,4,5,6,7,8,9,10,11,12,14,16,18,20,25,30,40,50,75,100};
  double pts[nbins+1];
  //double pts[131];
  //double    bfrom[]  ={7.0,7.2,7.4,7.6,7.8,8.0,8.2,8.4,8.6,8.8,9.0,9.2,9.4,9.6,9.8,10.0,15.0,20.0,25.0,30.0, 40.0, 50.0, 75.0};
  double    bfrom[nbins];
  //double      bto[]  ={7.2,7.4,7.6,7.8,8.0,8.2,8.4,8.6,8.8,9.0,9.2,9.4,9.6,9.8,10.0,15.0,20.0,25.0,30.0,40.0,50.0, 75.0, 100.0};
  double    bto[nbins];
  char name[200];

  //create ih histograms with nbins

  int indexPts = 0;
  int index=0;

  std::cout << "bin index: " << index << std::endl;
  std::cout << "creating bins 0-9GeV..."<<std::endl;

 //0.5GeV binning up to 9GeV
  //10bins
  for(double i=4.0;i<9.0-0.5/2;i+=0.5){
    pts[indexPts]=i;
    indexPts++;
  }
  for(double i=4.0;i<9.0-0.5/2;i+=0.5){
    bfrom[index]=i;
    bto[index]=i+0.5;
    index++;
  }
  std::cout << "bin index: " << index << std::endl;
  std::cout << "creating bins 9-13GeV..."<<std::endl;
  //4GeV binning up to 13GeV
  //1bin
  for(double i=9.0;i<13.0-4.0/2;i+=4.0){
    pts[indexPts]=i;
    indexPts++;
  }
  for(double i=9.0.0;i<13.0-4.0/2;i+=4.0){
    bfrom[index]=i;
    bto[index]=i+4.0;
    index++;
  }
  //13.5GeV binning up to 40GeV
  //2bins
  std::cout << "bin index: " << index << std::endl;
  std::cout << "creating bins 13-40GeV..."<<std::endl;
  for(double i=13.0;i<40.0-13.5/2;i+=13.5){
    pts[indexPts]=i;
    indexPts++;
  }
 for(double i=13.0;i<40.0-13.5/2;i+=13.5){
    bfrom[index]=i;
    bto[index]=i+13.5;
    index++;
  }
  //60GeV binning up to 100GeV
  //1bin
  std::cout << "bin index: " << index << std::endl;
  std::cout << "creating bins 40-100GeV..."<<std::endl;
  for(double i=40.0;i<160.0-60.0/2;i+=60.0){
    pts[indexPts]=i;
    indexPts++;
  }
  for(double i=40.0;i<160.0-60.0/2;i+=60.0){
    bfrom[index]=i;
    bto[index]=i+60.0;
    index++;
  }
  //25GeV binning up to 100GeV
  //2bins
  std::cout << "bin index: " << index << std::endl;
  //std::cout << "creating bins 50-100GeV..."<<std::endl;
  /*for(double i=50.0;i<125.0-25.0/2;i+=25.0){
  //for(double i=50.0;i<125-25.0/2;i+=25.0){
    pts[indexPts]=i;
    indexPts++;
  }
  for(double i=50.0;i<100.0-25.0/2;i+=25.0){
    bfrom[index]=i;
    bto[index]=i+25.0;
    index++;
  }*/

  //std::cout << "bin index: " << index << std::endl;
  cout<<"points:"<< endl;
  for(int k=0;k<nbins+1;k++){
    cout <<pts[k]<<"\t";
  }
  cout <<"\n"<<endl;
  for(int k=0;k<nbins;k++){
    cout <<"from "<<bfrom[k]<< " to " << bto[k] << " GeV"<<endl;
  }
  std::cout << "\ncreating histos..."<<std::endl;
  for(int ih=0;ih<3;ih++){
    sprintf(name,"hout_%d",ih);
    //hout[ih] = new TH1D(name,name,nbins,0,100.);
    hout[ih] = new TH1D(name,name,nbins,pts);
  }

  std::cout <<"binning completed. filling output histo..."<<std::endl;
 for(int ih=0;ih<2;ih++){
  ///reset j for each input/output histo
    int j = 40; //start at 4GeV
    for(int ib=0;ib<nbins;ib++){
    ///bin content and error for output histos
      double val=0,vale=0;
        for(double i=bfrom[ib];i<bto[ib];i+=0.1){
      ///get content of bin from input histos,sum according to custom binning, and store content as val for later error calc
        val+= hin[ih]->GetBinContent(j+1);
        j++;
      }
     //calculate error of this bin
      vale = sqrt(val);
     //fill output histos (new binning) with bin value and error
      hout[ih]->SetBinContent(ib+1,val);
      hout[ih]->SetBinError(ib+1,vale);
    }

    std::cout << "finished filling histo " << ih << std::endl;
  }
  //take ratio of newly binned histos
  std::cout <<"done filling histos. creating trigger efficiency histo..."<<std::endl;
  hout[2]->Divide(hout[1],hout[0]);
  //save the new histos in place of the pre-existing ones in TFile f
  for(int ih=0;ih<3;ih++){
    hout[ih]->Write(hout[ih]->GetName(),TObject::kOverwrite);
  }

  //Parameterize the trigger efficiency

  //clone the ratio histo
  hout[3] = (TH1*)hout[2]->Clone("hout_3");

  TCanvas* c1 = new TCanvas("c1","c1",600,600) ;

  hout[2]->Draw();
  std::cout << "done. parameterizing trigger efficiency..."<<std::endl;
  TF1*fun1 = new TF1("fun1","[3]+([0]-[3])/(1+exp(-(x-[1])/[2]))",7,100);
  fun1->SetParameters(1,5,2,0.1);
  fun1->SetLineColor(2);
  fun1->SetLineWidth(1);
  hout[2]->SetMarkerStyle(20);
  hout[2]->Fit(fun1,"ER");
  hout[2]->Draw();
  //plot the Goodness of Fit
  hout[3]->Divide(fun1);
  c1->Clear();
  c1->Divide(2,1);
  c1->cd(1);
  hout[2]->Draw();
  c1->cd(2);
  hout[3]->Draw();
  hout[3]->Write(hout[3]->GetName(),TObject::kOverwrite) ;

  std::cout << "Chi2 = " << fun1->GetChisquare() << " for " << fun1->GetNDF() << " DOF " << std::endl;


  return 0;
}

runtime output:

root [0] 
Processing /afs/cern.ch/user/t/tbalestr/public/17.0.6/HIDP3DAnalysis_NEW/HICommonNtuple/triggerFitter.C...
bin index: 0
creating bins 0-9GeV...
bin index: 10
creating bins 9-13GeV...
bin index: 11
creating bins 13-40GeV...
bin index: 13
creating bins 40-100GeV...
bin index: 15
points:
4	4.5	5	5.5	6	6.5	7	7.5	8	8.5	9	13	26.5	40	100	

from 4 to 4.5 GeV
from 4.5 to 5 GeV
from 5 to 5.5 GeV
from 5.5 to 6 GeV
from 6 to 6.5 GeV
from 6.5 to 7 GeV
from 7 to 7.5 GeV
from 7.5 to 8 GeV
from 8 to 8.5 GeV
from 8.5 to 9 GeV
from 9 to 13 GeV
from 13 to 26.5 GeV
from 26.5 to 40 GeV
from 40 to 100 GeV
Warning in <Fit>: Abnormal termination of minimization.
 FCN=1.36298 FROM MIGRAD    STATUS=CALL LIMIT   1489 CALLS        1490 TOTAL
                     EDM=4.56799e-05    STRATEGY= 1  ERROR MATRIX UNCERTAINTY  41.3 per cent
  EXT PARAMETER                APPROXIMATE        STEP         FIRST   
  NO.   NAME      VALUE            ERROR          SIZE      DERIVATIVE 
   1  p0           6.87826e-01   2.94054e-02   1.05408e-04   4.75478e-01
   2  p1           4.15688e-01   9.78635e+00  -6.91329e-02  -4.69940e-02
   3  p2           1.46006e+00   9.03986e-01   5.64622e-03  -2.19704e-01
   4  p3          -1.60247e+01   8.39110e+01  -4.78543e-01   4.31438e-03
Chi2 = 1.36298 for 4 DOF 
*** glibc detected *** /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/bin/root.exe: double free or corruption (out): 0x0b1545d8 ***
======= Backtrace: =========
/lib/libc.so.6[0xf6c316c5]
/lib/libc.so.6(cfree+0x59)[0xf6c31b09]
/afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libCint.so(G__destroy_upto+0x25b)[0xf72331eb]
/afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libCint.so(G__interpret_func+0x4009)[0xf7193fc9]
/afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libCint.so(G__getfunction+0x20cf)[0xf717f75f]
/afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libCint.so(G__getitem+0x188)[0xf7150ff8]
/afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libCint.so(G__getexpr+0x34ac)[0xf715555c]
/afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libCint.so(G__calc_internal+0x3e5)[0xf7163b15]
/afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libCint.so(G__process_cmd+0x4c77)[0xf71f7dd7]
/afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libCore.so(_ZN5TCint11ProcessLineEPKcPN12TInterpreter10EErrorCodeE+0x3fc)[0xf7a126ec]
/afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libCore.so(_ZN5TCint16ProcessLineSynchEPKcPN12TInterpreter10EErrorCodeE+0xcf)[0xf7a100df]
/afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libCore.so(_ZN12TApplication11ExecuteFileEPKcPib+0xabf)[0xf795dc1f]
/afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libCore.so(_ZN12TApplication11ProcessFileEPKcPib+0x2c)[0xf795defc]
/afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libCore.so(_ZN12TApplication11ProcessLineEPKcbPi+0x7df)[0xf795b5ff]
/afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libRint.so(_ZN5TRint3RunEb+0x1f1)[0xf6e94e51]
/afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/bin/root.exe(main+0x85)[0x8048db5]
/lib/libc.so.6(__libc_start_main+0xdc)[0xf6bdde9c]
/afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/bin/root.exe(__gxx_personality_v0+0x6d)[0x8048c41]
======= Memory map: ========
08048000-0804a000 r-xp 00000000 00:18 2122570828                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/bin/root.exe
0804a000-0804b000 rw-p 00001000 00:18 2122570828                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/bin/root.exe
09c54000-0b42e000 rw-p 09c54000 00:00 0                                  [heap]
f37fe000-f3827000 rw-p f37fe000 00:00 0 
f3827000-f38ac000 r-xp 00000000 00:18 2122577878                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libMinuit.so
f38ac000-f38af000 rw-p 00084000 00:18 2122577878                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libMinuit.so
f38af000-f38e0000 rw-p f38af000 00:00 0 
f38e0000-f38f7000 r-xp 00000000 09:02 4814905                            /usr/lib/libICE.so.6.3.0
f38f7000-f38f8000 rw-p 00016000 09:02 4814905                            /usr/lib/libICE.so.6.3.0
f38f8000-f38fa000 rw-p f38f8000 00:00 0 
f38fa000-f3902000 r-xp 00000000 09:02 4791850                            /usr/lib/libSM.so.6.0.0
f3902000-f3903000 rw-p 00007000 09:02 4791850                            /usr/lib/libSM.so.6.0.0
f3903000-f390b000 r-xp 00000000 09:02 4805949                            /usr/lib/libgif.so.4.1.3
f390b000-f390c000 rw-p 00007000 09:02 4805949                            /usr/lib/libgif.so.4.1.3
f390c000-f3930000 r-xp 00000000 09:02 4799758                            /usr/lib/libpng12.so.0.10.0
f3930000-f3931000 rw-p 00024000 09:02 4799758                            /usr/lib/libpng12.so.0.10.0
f3931000-f3987000 r-xp 00000000 09:02 4798599                            /usr/lib/libtiff.so.3.8.2
f3987000-f3989000 rw-p 00056000 09:02 4798599                            /usr/lib/libtiff.so.3.8.2
f3989000-f39aa000 r-xp 00000000 09:02 4816204                            /usr/lib/libjpeg.so.62.0.0
f39aa000-f39ab000 rw-p 00020000 09:02 4816204                            /usr/lib/libjpeg.so.62.0.0
f39ab000-f3a4b000 r-xp 00000000 00:18 2122577686                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libASImage.so
f3a4b000-f3a4e000 rw-p 0009f000 00:18 2122577686                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libASImage.so
f3a4e000-f3a5a000 rw-p f3a4e000 00:00 0 
f3a5a000-f3a6d000 r--p 00000000 00:18 2122572368                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/fonts/arialbd.ttf
f3a6d000-f3a96000 rw-p f3a6d000 00:00 0 
f3a96000-f414b000 r-xp 00000000 00:18 2122577800                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libGui.so
f414b000-f417a000 rw-p 006b4000 00:18 2122577800                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libGui.so
f417a000-f41ac000 rw-p f417a000 00:00 0 
f41ac000-f41cb000 r-xp 00000000 09:02 6586415                            /lib/libexpat.so.0.5.0
f41cb000-f41cd000 rw-p 0001e000 09:02 6586415                            /lib/libexpat.so.0.5.0
f41ce000-f41cf000 r-xp 00000000 09:02 4805951                            /usr/lib/libungif.so.4.1.3
f41cf000-f41d0000 rw-p 00000000 09:02 4805951                            /usr/lib/libungif.so.4.1.3
f41d0000-f41d4000 r-xp 00000000 09:02 4800059                            /usr/lib/libXfixes.so.3.1.0
f41d4000-f41d5000 rw-p 00003000 09:02 4800059                            /usr/lib/libXfixes.so.3.1.0
f41d5000-f41de000 r-xp 00000000 09:02 4804363                            /usr/lib/libXcursor.so.1.0.2
f41de000-f41df000 rw-p 00008000 09:02 4804363                            /usr/lib/libXcursor.so.1.0.2
f41df000-f41f1000 r-xp 00000000 00:18 2122577816                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libGX11TTF.so
f41f1000-f41f2000 rw-p 00012000 00:18 2122577816                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libGX11TTF.so
f41f2000-f41fa000 r-xp 00000000 09:02 4789419                            /usr/lib/libXrender.so.1.3.0
f41fa000-f41fb000 rw-p 00007000 09:02 4789419                            /usr/lib/libXrender.so.1.3.0
f41fb000-f4222000 r-xp 00000000 09:02 4799157                            /usr/lib/libfontconfig.so.1.1.0
f4222000-f422a000 rw-p 00027000 09:02 4799157                            /usr/lib/libfontconfig.so.1.1.0
f422a000-f422f000 r-xp 00000000 09:02 4814965                            /usr/lib/libXdmcp.so.6.0.0
f422f000-f4230000 rw-p 00004000 09:02 4814965                            /usr/lib/libXdmcp.so.6.0.0
f4230000-f4242000 r-xp 00000000 09:02 4798514                            /usr/lib/libXft.so.2.1.2
f4242000-f4243000 rw-p 00012000 09:02 4798514                            /usr/lib/libXft.so.2.1.2
f4243000-f433f000 r-xp 00000000 09:02 4804318                            /usr/lib/libX11.so.6.2.0
f433f000-f4343000 rw-p 000fc000 09:02 4804318                            /usr/lib/libX11.so.6.2.0
f4343000-f4352000 r-xp 00000000 09:02 4796263                            /usr/lib/libXext.so.6.4.0
f4352000-f4353000 rw-p 0000e000 09:02 4796263                            /usr/lib/libXext.so.6.4.0
f4353000-f4363000 r-xp 00000000 09:02 4804198                            /usr/lib/libXpm.so.4.11.0
f4363000-f4364000 rw-p 00010000 09:02 4804198                            /usr/lib/libXpm.so.4.11.0
f4364000-f4399000 r-xp 00000000 00:18 2122577812                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libGX11.so
f4399000-f439b000 rw-p 00034000 00:18 2122577812                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libGX11.so
f439b000-f43f1000 rw-p f439b000 00:00 0 
f43f1000-f4469000 r-xp 00000000 09:02 2588814                            /usr/lib/libfreetype.so.6.3.10
f4469000-f446c000 rw-p 00078000 09:02 2588814                            /usr/lib/libfreetype.so.6.3.10
f446c000-f4483000 r-xp 00000000 00:18 2122624898                         /afs/cern.ch/atlas/software/releases/17.0.6/AtlasCore/17.0.6/Control/DataModel/i686-slc5-gcc43-opt/libDataModel.so
f4483000-f4484000 rw-p 00017000 00:18 2122624898                         /afs/cern.ch/atlas/software/releases/17.0.6/AtlasCore/17.0.6/Control/DataModel/i686-slc5-gcc43-opt/libDataModel.so
f4484000-f4558000 r-xp 00000000 00:18 2122577776                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libGpad.so
f4558000-f455e000 rw-p 000d3000 00:18 2122577776                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libGpad.so
f455e000-f4560000 rw-p f455e000 00:00 0 
f4560000-f4660000 r-xp 00000000 00:18 2122577784                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libGraf3d.so
f4660000-f4666000 rw-p 00100000 00:18 2122577784                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libGraf3d.so
f4666000-f4669000 rw-p f4666000 00:00 0 
f4669000-f47e8000 r-xp 00000000 00:18 2122577788                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libGraf.so
f47e8000-f47f0000 rw-p 0017e000 00:18 2122577788                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libGraf.so
f47f0000-f47f8000 rw-p f47f0000 00:00 0 
f47f8000-f4832000 r-xp 00000000 00:18 2122625092                         /afs/cern.ch/atlas/software/releases/17.0.6/AtlasCore/17.0.6/Control/StoreGate/i686-slc5-gcc43-opt/libStoreGateLib.so
f4832000-f4838000 rw-p 0003a000 00:18 2122625092                         /afs/cern.ch/atlas/software/releases/17.0.6/AtlasCore/17.0.6/Control/StoreGate/i686-slc5-gcc43-opt/libStoreGateLib.so
f4838000-f48d1000 r-xp 00000000 00:18 2122577938                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libPyROOT.so
f48d1000-f48d6000 rw-p 00099000 00:18 2122577938                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libPyROOT.so
f48d6000-f48d7000 rw-p f48d6000 00:00 0 
f48d7000-f48f0000 r-xp 00000000 00:18 2122624824                         /afs/cern.ch/atlas/software/releases/17.0.6/AtlasCore/17.0.6/Control/CxxUtils/i686-slc5-gcc43-opt/libCxxUtils.so
f48f0000-f48f1000 rw-p 00019000 00:18 2122624824                         /afs/cern.ch/atlas/software/releases/17.0.6/AtlasCore/17.0.6/Control/CxxUtils/i686-slc5-gcc43-opt/libCxxUtils.so
f48f1000-f4909000 r-xp 00000000 00:18 2122625070                         /afs/cern.ch/atlas/software/releases/17.0.6/AtlasCore/17.0.6/Control/SGTools/i686-slc5-gcc43-opt/libSGTools.so
f4909000-f490a000 rw-p 00018000 00:18 2122625070                         /afs/cern.ch/atlas/software/releases/17.0.6/AtlasCore/17.0.6/Control/SGTools/i686-slc5-gcc43-opt/libSGTools.so
f490a000-f490b000 rw-p f490a000 00:00 0 
f490b000-f4938000 r-xp 00000000 00:18 2122624750                         /afs/cern.ch/atlas/software/releases/17.0.6/AtlasCore/17.0.6/Control/AthenaKernel/i686-slc5-gcc43-opt/libAthenaKernel.so
f4938000-f493c000 rw-p 0002d000 00:18 2122624750                         /afs/cern.ch/atlas/software/releases/17.0.6/AtlasCore/17.0.6/Control/AthenaKernel/i686-slc5-gcc43-opt/libAthenaKernel.so
f493c000-f4981000 r-xp 00000000 00:18 2122624668                         /afs/cern.ch/atlas/software/releases/17.0.6/AtlasCore/17.0.6/Control/AthenaBaseComps/i686-slc5-gcc43-opt/libAthenaBaseComps.so
f4981000-f498c000 rw-p 00044000 00:18 2122624668                         /afs/cern.ch/atlas/software/releases/17.0.6/AtlasCore/17.0.6/Control/AthenaBaseComps/i686-slc5-gcc43-opt/libAthenaBaseComps.so
f498c000-f49d7000 r-xp 00000000 00:18 2122624770                         /afs/cern.ch/atlas/software/releases/17.0.6/AtlasCore/17.0.6/Control/AthenaPython/i686-slc5-gcc43-opt/libAthenaPython.so
f49d7000-f49e3000 rw-p 0004a000 00:18 2122624770                         /afs/cern.ch/atlas/software/releases/17.0.6/AtlasCore/17.0.6/Control/AthenaPython/i686-slc5-gcc43-opt/libAthenaPython.so
f49e3000-f49e4000 rw-p f49e3000 00:00 0 
f49e4000-f4a0d000 r-xp 00000000 00:18 2122624774                         /afs/cern.ch/atlas/software/releases/17.0.6/AtlasCore/17.0.6/Control/AthenaPython/i686-slc5-gcc43-opt/libAthenaPythonDict.so
f4a0d000-f4a0f000 rw-p 00028000 00:18 2122624774                         /afs/cern.ch/atlas/software/releases/17.0.6/AtlasCore/17.0.6/Control/AthenaPython/i686-slc5-gcc43-opt/libAthenaPythonDict.so
f4a0f000-f4b81000 rw-p f4a0f000 00:00 0 
f4b81000-f4d6a000 r-xp 00000000 00:18 2122578054                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libTree.so
f4d6a000-f4d74000 rw-p 001e9000 00:18 2122578054                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libTree.so
f4d74000-f4d76000 rw-p f4d74000 00:00 0 
f4d76000-f4e8e000 r-xp 00000000 00:18 2122577898                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libNet.so
f4e8e000-f4e95000 rw-p 00117000 00:18 2122577898                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libNet.so
f4e95000-f4e97000 rw-p f4e95000 00:00 0 
f4e97000-f5048000 r-xp 00000000 00:18 2122577980                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libRIO.so
f5048000-f504e000 rw-p 001b0000 00:18 2122577980                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libRIO.so
f504e000-f504f000 rw-p f504e000 00:00 0 
f504f000-f5094000 r-xp 00000000 00:18 2122578042                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libThread.so
f5094000-f5097000 rw-p 00044000 00:18 2122578042                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libThread.so
f5097000-f52d3000 r-xp 00000000 00:18 2122577864                         /afs/cern.ch/atlas/software/releases/17.0.6/sw/lcg/app/releases/ROOT/5.28.00h/i686-slc5-gcc43-opt/root/lib/libMatrix.so
4

Please update also the root file with histogram so I can run your macro

Thanks

Lorenzo

5

The Root file may be too large to upload (817MB), but I will try. Thanks again for the help!

6

Can you just extract the two histograms and copy in a smaller files ?
Lorenzo

7

I’ve attached a root file containing the numerator (hnout) and denominator (hdout) for the division.
triggerHistos.root (6.6 KB)

8

Hi Lorenzo,

I found the bug, so no reply is necessary. Thanks for all your help.