Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_IDEAS.Fluid.Examples.FlowSystem.Simplified1.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001478/0.001478, allocations: 84.05 kB / 19.18 MB, free: 2.523 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.001855/0.001855, allocations: 166.7 kB / 22.46 MB, free: 5.359 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 1.486/1.486, allocations: 177.1 MB / 202.8 MB, free: 9.176 MB / 190.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/package.mo", uses=false) [Timeout 180]
"[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Examples/PPD12/Structure.mo:531:21-531:686:writable] Warning: Lexer treating \\ as \\\\, since \\e is not a valid Modelica escape sequence.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Examples/PPD12/Structure.mo:531:21-531:694:writable] Warning: Lexer treating \\ as \\\\, since \\< is not a valid Modelica escape sequence.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Media/Refrigerants/R410A/package.order:0:0-0:0:readonly] Warning: Found duplicate names in package.order file: A, B, C.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Media/Refrigerants/R410A/package.mo:2:1-70:10:writable] Warning: C was referenced in the package.order file, but was not found in package.mo, C/package.mo or C.mo.
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/package.mo): time 1.213/1.213, allocations: 154.6 MB / 413.8 MB, free: 5.223 MB / 382.1 MB
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Utilities/Cryptographics/BaseClasses/sha.mo:2:1-19:8:writable] Warning: External function annotation should occur on the external-clause, not on the function.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Utilities/File/sha2.mo:2:1-9:9:writable] Warning: External function annotation should occur on the external-clause, not on the function.
"
[Timeout remaining time 178]
Using package IDEAS with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/package.mo)
Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo)
Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo)
Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo)
Running command: translateModel(IDEAS.Fluid.Examples.FlowSystem.Simplified1,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Fluid.Examples.FlowSystem.Simplified1")
translateModel(IDEAS.Fluid.Examples.FlowSystem.Simplified1,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Fluid.Examples.FlowSystem.Simplified1") [Timeout 660]
"Notification: Performance of FrontEnd - loaded program: time 1.482e-06/1.482e-06, allocations: 0 / 0.6186 GB, free: 4.543 MB / 0.5294 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.895e-05/3.043e-05, allocations: 4.531 kB / 0.6186 GB, free: 4.539 MB / 0.5294 GB
Notification: Performance of NFInst.instantiate(IDEAS.Fluid.Examples.FlowSystem.Simplified1): time 0.659/0.659, allocations: 326 MB / 0.937 GB, free: 2.938 MB / 0.7637 GB
Notification: Performance of NFInst.instExpressions: time 0.1222/0.7812, allocations: 70.67 MB / 1.006 GB, free: 12.11 MB / 0.8419 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.01586/0.7971, allocations: 0.5965 MB / 1.007 GB, free: 11.51 MB / 0.8419 GB
Notification: Performance of NFTyping.typeComponents: time 0.02408/0.8212, allocations: 6.438 MB / 1.013 GB, free: 5.035 MB / 0.8419 GB
Notification: Performance of NFTyping.typeBindings: time 0.5047/1.326, allocations: 15.33 MB / 1.028 GB, free: 36.88 MB / 0.8419 GB
Notification: Performance of NFTyping.typeClassSections: time 0.02332/1.349, allocations: 10.84 MB / 1.038 GB, free: 36.68 MB / 0.8419 GB
Notification: Performance of NFFlatten.flatten: time 0.08496/1.434, allocations: 66.95 MB / 1.104 GB, free: 28.71 MB / 0.8419 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.02285/1.457, allocations: 15.49 MB / 1.119 GB, free: 26.96 MB / 0.8419 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.06449/1.522, allocations: 23.67 MB / 1.142 GB, free: 20.76 MB / 0.8419 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.03486/1.556, allocations: 14.75 MB / 1.156 GB, free: 9.293 MB / 0.8419 GB
Notification: Performance of NFPackage.collectConstants: time 0.00823/1.565, allocations: 1.762 MB / 1.158 GB, free: 7.531 MB / 0.8419 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.02211/1.587, allocations: 4.961 MB / 1.163 GB, free: 2.848 MB / 0.8419 GB
Notification: Performance of NFScalarize.scalarize: time 0.01278/1.599, allocations: 6.28 MB / 1.169 GB, free: 12.95 MB / 0.8575 GB
Notification: Performance of NFVerifyModel.verify: time 0.02741/1.627, allocations: 7.428 MB / 1.176 GB, free: 5.887 MB / 0.8575 GB
Notification: Performance of NFConvertDAE.convert: time 0.06177/1.689, allocations: 30.35 MB / 1.206 GB, free: 9.078 MB / 0.8887 GB
Notification: Performance of FrontEnd - DAE generated: time 6.512e-06/1.689, allocations: 0 / 1.206 GB, free: 9.078 MB / 0.8887 GB
Notification: Performance of FrontEnd: time 1.793e-06/1.689, allocations: 0 / 1.206 GB, free: 9.078 MB / 0.8887 GB
Notification: Performance of Transformations before backend: time 0.0009426/1.69, allocations: 3.562 kB / 1.206 GB, free: 9.078 MB / 0.8887 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 1949
 * Number of variables: 1949
Notification: Performance of Generate backend data structure: time 0.07437/1.764, allocations: 20.5 MB / 1.226 GB, free: 4.766 MB / 0.9044 GB
Notification: Performance of prepare preOptimizeDAE: time 4.695e-05/1.764, allocations: 13.47 kB / 1.226 GB, free: 4.754 MB / 0.9044 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02068/1.785, allocations: 3.227 MB / 1.229 GB, free: 1.516 MB / 0.9044 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.05597/1.841, allocations: 20.03 MB / 1.249 GB, free: 13.96 MB / 0.9356 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.001075/1.842, allocations: 0.6413 MB / 1.249 GB, free: 13.32 MB / 0.9356 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.005766/1.848, allocations: 0.8846 MB / 1.25 GB, free: 12.44 MB / 0.9356 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.05219/1.9, allocations: 18.1 MB / 1.268 GB, free: 9.918 MB / 0.9512 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0003648/1.9, allocations: 21.05 kB / 1.268 GB, free: 9.906 MB / 0.9512 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.004278/1.904, allocations: 320.7 kB / 1.268 GB, free: 9.594 MB / 0.9512 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002459/1.905, allocations: 202.6 kB / 1.268 GB, free: 9.398 MB / 0.9512 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.05116/1.956, allocations: 21.42 MB / 1.289 GB, free: 4.016 MB / 0.9669 GB
Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts.
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.1511/2.107, allocations: 60.44 MB / 1.348 GB, free: 8.777 MB / 1.029 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.02747/2.134, allocations: 12.51 MB / 1.361 GB, free: 12.57 MB / 1.045 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01812/2.152, allocations: 8.908 MB / 1.369 GB, free: 3.645 MB / 1.045 GB
Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts.
Notification: Performance of preOpt evalFunc (simulation): time 0.07338/2.226, allocations: 28.84 MB / 1.397 GB, free: 6.902 MB / 1.076 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.3685/2.594, allocations: 11.54 MB / 1.409 GB, free: 0.5065 GB / 1.076 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.03355/2.628, allocations: 8.17 MB / 1.417 GB, free: 0.5059 GB / 1.076 GB
Notification: Performance of pre-optimization done (n=524): time 4.532e-05/2.628, allocations: 0 / 1.417 GB, free: 0.5059 GB / 1.076 GB
Notification: Performance of matching and sorting (n=784): time 1.016/3.644, allocations: 238 MB / 1.649 GB, free: 313.2 MB / 1.076 GB
Warning: The linear system: 
1 : valNorth2[1].dp = valNorth2[2].port_a.p - valSouth1[1].port_b.p
2 : valNorth2[7].dp = valNorth2[2].port_a.p - valSouth1[1].port_b.p
[
  -1.0 , 1.0 ;
  -1.0 , 1.0
]
  *
[
  valNorth2[2].port_a.p ;
  valSouth1[1].port_b.p
]
  =
[
  -valNorth2[1].dp ;
  -valNorth2[7].dp
]
 might be structurally or numerically singular for variable valSouth1[1].port_b.p since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : valCoo.m_flow + spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsSouth1[2].m_flow) - tabsSouth1[1].m_flow - tabsSouth1[3].m_flow - tabsSouth1[4].m_flow - tabsSouth2[1].m_flow - tabsSouth2[2].m_flow - tabsSouth2[3].m_flow - tabsSouth2[4].m_flow - tabsSouth2[5].m_flow - tabsSouth2[6].m_flow - tabsSouth2[7].m_flow - tabsSouth2[8].m_flow - tabsNorth1[1].m_flow - tabsNorth1[2].m_flow - tabsNorth1[3].m_flow - tabsNorth1[4].m_flow - tabsNorth2[1].m_flow - tabsNorth2[2].m_flow - tabsNorth2[3].m_flow - tabsNorth2[4].m_flow - tabsNorth2[5].m_flow - tabsNorth2[6].m_flow - tabsNorth2[8].m_flow - tabsNorth2[7].m_flow = 0.0
2 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0
[
  -1.0 , -1.0 ;
  1.0 , 1.0
]
  *
[
  tabsSouth1[2].m_flow ;
  tabsSouth1[1].m_flow
]
  =
[
  tabsSouth1[3].m_flow + tabsNorth2[8].m_flow + tabsNorth2[7].m_flow + tabsNorth2[6].m_flow + tabsNorth2[5].m_flow + tabsNorth2[4].m_flow + tabsNorth2[3].m_flow + tabsNorth2[2].m_flow + tabsNorth2[1].m_flow + tabsNorth1[4].m_flow + tabsNorth1[3].m_flow + tabsNorth1[2].m_flow + tabsNorth1[1].m_flow + tabsSouth2[8].m_flow + tabsSouth2[7].m_flow + tabsSouth2[6].m_flow + tabsSouth2[5].m_flow + tabsSouth2[4].m_flow + tabsSouth2[3].m_flow + tabsSouth2[2].m_flow + tabsSouth2[1].m_flow + tabsSouth1[4].m_flow + (-spl1.res1.m_flow) - valCoo.m_flow - valNorth.res3.m_flow - valSouth.res3.m_flow ;
  pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow
]
 might be structurally or numerically singular for variable tabsSouth1[1].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : valNorth2[7].dp = valNorth2[2].port_a.p - valSouth1[1].port_b.p
2 : valNorth2[1].dp = valNorth2[2].port_a.p - valSouth1[1].port_b.p
[
  -1.0 , 1.0 ;
  -1.0 , 1.0
]
  *
[
  valNorth2[2].port_a.p ;
  valSouth1[1].port_b.p
]
  =
[
  -valNorth2[7].dp ;
  -valNorth2[1].dp
]
 might be structurally or numerically singular for variable valSouth1[1].port_b.p since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : valCoo.m_flow + spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsSouth1[2].m_flow) - tabsSouth1[1].m_flow - tabsSouth1[3].m_flow - tabsSouth1[4].m_flow - tabsSouth2[1].m_flow - tabsSouth2[2].m_flow - tabsSouth2[3].m_flow - tabsSouth2[4].m_flow - tabsSouth2[5].m_flow - tabsSouth2[6].m_flow - tabsSouth2[7].m_flow - tabsSouth2[8].m_flow - tabsNorth1[1].m_flow - tabsNorth1[2].m_flow - tabsNorth1[3].m_flow - tabsNorth1[4].m_flow - tabsNorth2[1].m_flow - tabsNorth2[2].m_flow - tabsNorth2[3].m_flow - tabsNorth2[4].m_flow - tabsNorth2[5].m_flow - tabsNorth2[6].m_flow - tabsNorth2[8].m_flow - tabsNorth2[7].m_flow = 0.0
2 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0
[
  -1.0 , -1.0 ;
  1.0 , 1.0
]
  *
[
  tabsSouth1[2].m_flow ;
  tabsSouth1[1].m_flow
]
  =
[
  tabsSouth1[3].m_flow + tabsNorth2[8].m_flow + tabsNorth2[7].m_flow + tabsNorth2[6].m_flow + tabsNorth2[5].m_flow + tabsNorth2[4].m_flow + tabsNorth2[3].m_flow + tabsNorth2[2].m_flow + tabsNorth2[1].m_flow + tabsNorth1[4].m_flow + tabsNorth1[3].m_flow + tabsNorth1[2].m_flow + tabsNorth1[1].m_flow + tabsSouth2[8].m_flow + tabsSouth2[7].m_flow + tabsSouth2[6].m_flow + tabsSouth2[5].m_flow + tabsSouth2[4].m_flow + tabsSouth2[3].m_flow + tabsSouth2[2].m_flow + tabsSouth2[1].m_flow + tabsSouth1[4].m_flow + (-spl1.res1.m_flow) - valCoo.m_flow - valNorth.res3.m_flow - valSouth.res3.m_flow ;
  pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow
]
 might be structurally or numerically singular for variable tabsSouth1[1].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information.
Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed!
[/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2260:10-2260:88:writable] Error: Internal error function optimizeJacobianMatrix failed
[/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2178:9-2178:79:writable] Error: Internal error function createJacobian failed
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 223
 * Number of states: 0 ()
 * Number of discrete variables: 10 ($whenCondition1,stepValve.count,$PRE.stepValve.count,stepValve.T_start,$PRE.stepValve.T_start,pumpHea.stage,stepPump.pulseStart,$PRE.stepPump.pulseStart,stepPump.y,$whenCondition2)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (900):
 * Single equations (assignments): 882
 * Array equations: 6
 * Algorithm blocks: 1
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 8
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details (not torn):
 * Constant Jacobian (size): 0 systems
 * Linear Jacobian (size,density): 0 systems
 * Non-linear Jacobian (size): 8 systems
   {1, 1, 1, 1, 1, 1, 1, 1}
 * Without analytic Jacobian (size): 0 systems
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 1 system
   {(28,28,89.3%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 2 systems
   {(39,65), (39,65)}
Warning: The linear system: 
1 : valSouth2[2].dp = valSouth2[2].port_a.p - valSouth1[1].port_b.p
2 : valSouth2[1].dp = valSouth2[2].port_a.p - valSouth1[1].port_b.p
[
  -1.0 , 1.0 ;
  -1.0 , 1.0
]
  *
[
  valSouth2[2].port_a.p ;
  valSouth1[1].port_b.p
]
  =
[
  -valSouth2[2].dp ;
  -valSouth2[1].dp
]
 might be structurally or numerically singular for variable valSouth1[1].port_b.p since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsNorth2[7].m_flow) - $cse299 - tabsNorth2[8].m_flow - tabsNorth2[6].m_flow - tabsNorth2[5].m_flow - tabsNorth2[4].m_flow - tabsNorth2[3].m_flow - tabsNorth2[2].m_flow - tabsNorth2[1].m_flow - tabsNorth1[4].m_flow - tabsNorth1[3].m_flow - tabsNorth1[2].m_flow - tabsNorth1[1].m_flow - tabsSouth2[8].m_flow - tabsSouth2[7].m_flow - tabsSouth2[6].m_flow - tabsSouth2[5].m_flow - tabsSouth2[4].m_flow - tabsSouth2[3].m_flow - tabsSouth2[2].m_flow - tabsSouth2[1].m_flow - tabsSouth1[4].m_flow - tabsSouth1[3].m_flow - tabsSouth1[1].m_flow - tabsSouth1[2].m_flow = 0.0
2 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0
[
  -1.0 , -1.0 ;
  1.0 , 1.0
]
  *
[
  tabsSouth1[1].m_flow ;
  tabsSouth1[2].m_flow
]
  =
[
  tabsNorth2[7].m_flow + tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth2[1].m_flow + tabsSouth2[2].m_flow + tabsSouth2[3].m_flow + tabsSouth2[4].m_flow + tabsSouth2[5].m_flow + tabsSouth2[6].m_flow + tabsSouth2[7].m_flow + tabsSouth2[8].m_flow + tabsNorth1[1].m_flow + tabsNorth1[2].m_flow + tabsNorth1[3].m_flow + tabsNorth1[4].m_flow + tabsNorth2[1].m_flow + tabsNorth2[2].m_flow + tabsNorth2[3].m_flow + tabsNorth2[4].m_flow + tabsNorth2[5].m_flow + tabsNorth2[6].m_flow + tabsNorth2[8].m_flow + $cse299 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ;
  pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow
]
 might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : valSouth2[2].dp = valSouth2[2].port_a.p - valSouth1[1].port_b.p
2 : valSouth2[1].dp = valSouth2[2].port_a.p - valSouth1[1].port_b.p
[
  -1.0 , 1.0 ;
  -1.0 , 1.0
]
  *
[
  valSouth2[2].port_a.p ;
  valSouth1[1].port_b.p
]
  =
[
  -valSouth2[2].dp ;
  -valSouth2[1].dp
]
 might be structurally or numerically singular for variable valSouth1[1].port_b.p since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsNorth2[7].m_flow) - $cse299 - tabsNorth2[8].m_flow - tabsNorth2[6].m_flow - tabsNorth2[5].m_flow - tabsNorth2[4].m_flow - tabsNorth2[3].m_flow - tabsNorth2[2].m_flow - tabsNorth2[1].m_flow - tabsNorth1[4].m_flow - tabsNorth1[3].m_flow - tabsNorth1[2].m_flow - tabsNorth1[1].m_flow - tabsSouth2[8].m_flow - tabsSouth2[7].m_flow - tabsSouth2[6].m_flow - tabsSouth2[5].m_flow - tabsSouth2[4].m_flow - tabsSouth2[3].m_flow - tabsSouth2[2].m_flow - tabsSouth2[1].m_flow - tabsSouth1[4].m_flow - tabsSouth1[3].m_flow - tabsSouth1[1].m_flow - tabsSouth1[2].m_flow = 0.0
2 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0
[
  -1.0 , -1.0 ;
  1.0 , 1.0
]
  *
[
  tabsSouth1[1].m_flow ;
  tabsSouth1[2].m_flow
]
  =
[
  tabsNorth2[7].m_flow + tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth2[1].m_flow + tabsSouth2[2].m_flow + tabsSouth2[3].m_flow + tabsSouth2[4].m_flow + tabsSouth2[5].m_flow + tabsSouth2[6].m_flow + tabsSouth2[7].m_flow + tabsSouth2[8].m_flow + tabsNorth1[1].m_flow + tabsNorth1[2].m_flow + tabsNorth1[3].m_flow + tabsNorth1[4].m_flow + tabsNorth2[1].m_flow + tabsNorth2[2].m_flow + tabsNorth2[3].m_flow + tabsNorth2[4].m_flow + tabsNorth2[5].m_flow + tabsNorth2[6].m_flow + tabsNorth2[8].m_flow + $cse299 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ;
  pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow
]
 might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information.
Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed!
[/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2260:10-2260:88:writable] Error: Internal error function optimizeJacobianMatrix failed
[/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2178:9-2178:79:writable] Error: Internal error function createJacobian failed
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 5
 * Number of states: 42 ($STATESET1.x[32],$STATESET1.x[31],$STATESET1.x[30],$STATESET1.x[29],$STATESET1.x[28],$STATESET1.x[27],$STATESET1.x[26],$STATESET1.x[25],$STATESET1.x[24],$STATESET1.x[23],$STATESET1.x[22],$STATESET1.x[21],$STATESET1.x[20],$STATESET1.x[19],$STATESET1.x[18],$STATESET1.x[17],$STATESET1.x[16],$STATESET1.x[15],$STATESET1.x[14],$STATESET1.x[13],$STATESET1.x[12],$STATESET1.x[11],$STATESET1.x[10],$STATESET1.x[9],$STATESET1.x[8],$STATESET1.x[7],$STATESET1.x[6],$STATESET1.x[5],$STATESET1.x[4],$STATESET1.x[3],$STATESET1.x[2],$STATESET1.x[1],pmpSouth.vol.dynBal.U,pmpNorth.vol.dynBal.U,valSouth.vol.dynBal.U,valNorth.vol.dynBal.U,spl.vol.dynBal.U,spl1.vol.dynBal.U,pumpHea.vol.dynBal.U,spl2.vol.dynBal.U,spl3.vol.dynBal.U,pumpCoo.vol.dynBal.U)
 * Number of discrete variables: 7 ($whenCondition2,$whenCondition1,stepPump.y,stepPump.pulseStart,pumpHea.stage,stepValve.T_start,stepValve.count)
 * Number of discrete states: 1 (stepValve.count)
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (565):
 * Single equations (assignments): 542
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 10
 * When equations: 3
 * If-equations: 0
 * Equation systems (not torn): 6
 * Torn equation systems: 4
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details (not torn):
 * Constant Jacobian (size): 0 systems
 * Linear Jacobian (size,density): 0 systems
 * Non-linear Jacobian (size): 6 systems
   {1, 1, 1, 1, 1, 1}
 * Without analytic Jacobian (size): 0 systems
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 1 system
   {(28,28,89.3%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 3 systems
   {(36,81), (1,1), (63,161)}
[/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:4676:9-4676:59:writable] Error: Internal error function createStateSetsSets failed.
[/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:836:5-836:146:writable] Error: Internal error function createSimCode failed [Transformation from optimised DAE to simulation code structure failed]
"
[Timeout remaining time 648]
[Calling sys.exit(0), Time elapsed: 15.944592077285051]
Failed to read output from testmodel.py, exit status != 0:
12.183633152395487 12.196000492 10.50455815
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7fb68ed1d1e0>