=== GApplication ===
 Name ......................: ctulimit
 Version ...................: 1.6.0.dev1
 inobs .....................: events.txt
 inmodel ...................: ../model_to_fit_NoGDE_DM.xml
 srcname ...................: DM_correct
 parname ...................: 
 expcube ...................: NONE
 psfcube ...................: NONE
 edispcube .................: NONE
 bkgcube ...................: NONE
 caldb .....................: prod3b
 irf .......................: South_z20_average_50h
 edisp .....................: no
 confidence ................: 0.95
 sigma_min .................: 0.0
 sigma_max .................: 10.0
 eref ......................: 2.6944387170615
 emin ......................: 0.06
 emax ......................: 121
 tol .......................: 1e-5
 statistic .................: DEFAULT
 like_accuracy .............: 0.005
 max_iter ..................: 50
 chatter ...................: 2
 clobber ...................: yes
 debug .....................: yes
 mode ......................: ql
 logfile ...................: ctulimit.log
2018-11-17T13:28:55: +============+
2018-11-17T13:28:55: | Parameters |
2018-11-17T13:28:55: +============+
2018-11-17T13:28:55:  inobs .....................: events.txt
2018-11-17T13:28:55:  inmodel ...................: ../model_to_fit_NoGDE_DM.xml
2018-11-17T13:28:55:  srcname ...................: DM_correct
2018-11-17T13:28:55:  parname ...................: 
2018-11-17T13:28:55:  expcube ...................: [not queried]
2018-11-17T13:28:55:  psfcube ...................: [not queried]
2018-11-17T13:28:55:  edispcube .................: [not queried]
2018-11-17T13:28:55:  bkgcube ...................: [not queried]
2018-11-17T13:28:55:  caldb .....................: prod3b
2018-11-17T13:28:55:  irf .......................: South_z20_average_50h
2018-11-17T13:28:55:  edisp .....................: no
2018-11-17T13:28:55:  confidence ................: 0.95
2018-11-17T13:28:55:  sigma_min .................: 0.0
2018-11-17T13:28:55:  sigma_max .................: 10.0
2018-11-17T13:28:55:  eref ......................: 2.6944387170615
2018-11-17T13:28:55:  emin ......................: 0.06
2018-11-17T13:28:55:  emax ......................: 121
2018-11-17T13:28:55:  tol .......................: 1e-5
2018-11-17T13:28:55:  statistic .................: DEFAULT
2018-11-17T13:28:55:  like_accuracy .............: 0.005
2018-11-17T13:28:55:  max_iter ..................: 50
2018-11-17T13:28:55:  chatter ...................: 2
2018-11-17T13:28:55:  clobber ...................: yes
2018-11-17T13:28:55:  debug .....................: yes
2018-11-17T13:28:55:  mode ......................: ql
2018-11-17T13:28:55:  logfile ...................: ctulimit.log
2018-11-17T13:28:55: 
2018-11-17T13:28:55: +====================+
2018-11-17T13:28:55: | Input observations |
2018-11-17T13:28:55: +====================+
2018-11-17T13:28:55: === GObservations ===
2018-11-17T13:28:55:  Number of observations ....: 29
2018-11-17T13:28:55:  Number of models ..........: 2
2018-11-17T13:28:55:  Number of observed events .: 7689934
2018-11-17T13:28:55:  Number of predicted events : 0
2018-11-17T13:28:55: 
2018-11-17T13:28:55: +=============================+
2018-11-17T13:28:55: | Compute best-fit likelihood |
2018-11-17T13:28:55: +=============================+
2018-11-17T14:28:47: === GOptimizerLM ===
2018-11-17T14:28:47:  Optimized function value ..: 73615162.177
2018-11-17T14:28:47:  Absolute precision ........: 0.005
2018-11-17T14:28:47:  Acceptable value decrease .: 2
2018-11-17T14:28:47:  Optimization status .......: converged
2018-11-17T14:28:47:  Number of parameters ......: 7
2018-11-17T14:28:47:  Number of free parameters .: 1
2018-11-17T14:28:47:  Number of iterations ......: 2
2018-11-17T14:28:47:  Lambda ....................: 1e-05
2018-11-17T14:28:47:  Maximum log likelihood ....: 73615162.177
2018-11-17T14:28:47: === GModels ===
2018-11-17T14:28:47:  Number of models ..........: 2
2018-11-17T14:28:47:  Number of parameters ......: 7
2018-11-17T14:28:47: === GModelSky ===
2018-11-17T14:28:47:  Name ......................: DM_correct
2018-11-17T14:28:47:  Instruments ...............: all
2018-11-17T14:28:47:  Instrument scale factors ..: unity
2018-11-17T14:28:47:  Observation identifiers ...: all
2018-11-17T14:28:47:  Model type ................: DiffuseSource
2018-11-17T14:28:47:  Model components ..........: "SpatialMap" * "FileFunction" * "Constant"
2018-11-17T14:28:47:  Number of parameters ......: 3
2018-11-17T14:28:47:  Number of spatial par's ...: 1
2018-11-17T14:28:47:   Normalization ............: 1 [0.001,1000]  (fixed,scale=1,gradient)
2018-11-17T14:28:47:  Number of spectral par's ..: 1
2018-11-17T14:28:47:   Normalization ............: 0 +/- 0.167437362143963 [0,1000]  (free,scale=1,gradient)
2018-11-17T14:28:47:  Number of temporal par's ..: 1
2018-11-17T14:28:47:   Normalization ............: 1 (relative value) (fixed,scale=1,gradient)
2018-11-17T14:28:47: === GCTAModelIrfBackground ===
2018-11-17T14:28:47:  Name ......................: CTABackgroundModel
2018-11-17T14:28:47:  Instruments ...............: CTA
2018-11-17T14:28:47:  Instrument scale factors ..: unity
2018-11-17T14:28:47:  Observation identifiers ...: all
2018-11-17T14:28:47:  Model type ................: "PowerLaw" * "Constant"
2018-11-17T14:28:47:  Number of parameters ......: 4
2018-11-17T14:28:47:  Number of spectral par's ..: 3
2018-11-17T14:28:47:   Prefactor ................: 1 [0.001,1000] ph/cm2/s/MeV (fixed,scale=1,gradient)
2018-11-17T14:28:47:   Index ....................: 0 [-5,5]  (fixed,scale=1,gradient)
2018-11-17T14:28:47:   Scale ....................: 1000000 [10000,1000000000] MeV (fixed,scale=1000000,gradient)
2018-11-17T14:28:47:  Number of temporal par's ..: 1
2018-11-17T14:28:47:   Normalization ............: 1 (relative value) (fixed,scale=1,gradient)
2018-11-17T14:28:47: 
2018-11-17T14:28:47: +=========================+
2018-11-17T14:28:47: | Find parameter brackets |
2018-11-17T14:28:47: +=========================+
2018-11-17T14:29:16:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:29:44:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:30:14:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:30:42:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:31:11:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:31:40:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:32:08:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:32:37:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:33:06:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:33:35:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:34:04:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:34:32:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:35:01:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:35:29:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:35:59:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:36:28:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:36:57:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:37:26:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:37:54:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:38:23:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:38:51:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:39:21:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:39:49:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:40:18:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:40:47:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:41:17:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:41:47:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:42:16:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:42:45:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:43:14:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:43:42:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:44:12:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:44:41:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:45:11:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:45:39:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:46:08:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:46:36:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:47:04:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:47:33:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:48:01:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:48:30:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:48:58:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:49:27:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:49:56:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:50:26:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:50:54:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:51:24:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:51:52:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:52:21:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:52:50:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
2018-11-17T14:53:19:  Parameter range ...........: [0, 0] logL(0)=73615162.1773616
Traceback (most recent call last):
  File "start_ulimit.py", line 34, in <module>
    ctulim.run()
  File "/marisdata/magalich/CTA/ctools_1_6_0_dev1/lib64/python2.7/site-packages/ctools/tools.py", line 2522, in run
    return _tools.ctulimit_run(self)
ValueError: *** ERROR in ctulimit::get_parameter_brackets(double&, double&): Invalid value. The maximum number of 50 has been reached. You may consider to increase the "max_iter" parameter and re-run ctulimit.