Running: ./testmodel.py --libraries=/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_master_Buildings.Fluid.HeatPumps.Validation.Carnot_TCon_LowTemperature.conf.json
Using package ModelicaServices with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo)
Using package Modelica with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo)
Using package Complex with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo)
Using package Buildings with version 9.0.0 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo)
Running command: translateModel(Buildings.Fluid.HeatPumps.Validation.Carnot_TCon_LowTemperature,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_master_Buildings.Fluid.HeatPumps.Validation.Carnot_TCon_LowTemperature")
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo): time 4.805/4.805, allocations: 0.5623 GB / 0.5776 GB, free: 3.324 MB / 474.7 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.002532/0.002532, allocations: 353.9 kB / 0.6447 GB, free: 185.6 MB / 474.7 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 4.232/4.232, allocations: 410.7 MB / 1.113 GB, free: 5.957 MB / 0.6042 GB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001812/0.001812, allocations: 181.5 kB / 1.226 GB, free: 6.117 MB / 0.7136 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004927/0.0004929, allocations: 16 kB / 1.349 GB, free: 8.258 MB / 0.8386 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.7883/0.7888, allocations: 115.3 MB / 1.461 GB, free: 284.3 MB / 0.8542 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.HeatPumps.Validation.Carnot_TCon_LowTemperature): time 0.06605/0.855, allocations: 56.57 MB / 1.517 GB, free: 227.8 MB / 0.8542 GB
Notification: Performance of NFInst.instExpressions: time 0.01786/0.8729, allocations: 11 MB / 1.527 GB, free: 216.9 MB / 0.8542 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002154/0.8751, allocations: 47.69 kB / 1.527 GB, free: 216.8 MB / 0.8542 GB
Notification: Performance of NFTyping.typeComponents: time 0.002647/0.8778, allocations: 0.5802 MB / 1.528 GB, free: 216.3 MB / 0.8542 GB
Notification: Performance of NFTyping.typeBindings: time 0.007494/0.8853, allocations: 1.968 MB / 1.53 GB, free: 214.3 MB / 0.8542 GB
Notification: Performance of NFTyping.typeClassSections: time 0.005498/0.8909, allocations: 1.331 MB / 1.531 GB, free: 213 MB / 0.8542 GB
Notification: Performance of NFFlatten.flatten: time 0.004934/0.8958, allocations: 3.424 MB / 1.534 GB, free: 209.6 MB / 0.8542 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.001686/0.8975, allocations: 0.7934 MB / 1.535 GB, free: 208.8 MB / 0.8542 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.00283/0.9004, allocations: 1.02 MB / 1.536 GB, free: 207.8 MB / 0.8542 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.001821/0.9023, allocations: 0.8105 MB / 1.537 GB, free: 207 MB / 0.8542 GB
Notification: Performance of NFPackage.collectConstants: time 0.0002763/0.9026, allocations: 44 kB / 1.537 GB, free: 206.9 MB / 0.8542 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003022/0.9056, allocations: 0.9352 MB / 1.538 GB, free: 206 MB / 0.8542 GB
Notification: Performance of NFScalarize.scalarize: time 0.0004346/0.9061, allocations: 199.5 kB / 1.538 GB, free: 205.8 MB / 0.8542 GB
Notification: Performance of NFVerifyModel.verify: time 0.0005439/0.9067, allocations: 290.4 kB / 1.538 GB, free: 205.5 MB / 0.8542 GB
Notification: Performance of NFConvertDAE.convert: time 0.002886/0.9096, allocations: 1.602 MB / 1.54 GB, free: 203.9 MB / 0.8542 GB
Notification: Performance of FrontEnd - DAE generated: time 6.893e-06/0.9096, allocations: 0 / 1.54 GB, free: 203.9 MB / 0.8542 GB
Notification: Performance of FrontEnd: time 2.104e-06/0.9096, allocations: 0 / 1.54 GB, free: 203.9 MB / 0.8542 GB
Notification: Performance of Transformations before backend: time 4.462e-05/0.9097, allocations: 6.375 kB / 1.54 GB, free: 203.9 MB / 0.8542 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 194
 * Number of variables: 194
Notification: Performance of Generate backend data structure: time 0.004305/0.914, allocations: 1.517 MB / 1.542 GB, free: 202.3 MB / 0.8542 GB
Notification: Performance of prepare preOptimizeDAE: time 4.781e-05/0.9141, allocations: 16.56 kB / 1.542 GB, free: 202.3 MB / 0.8542 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003823/0.9179, allocations: 477 kB / 1.542 GB, free: 201.9 MB / 0.8542 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00326/0.9212, allocations: 1.096 MB / 1.543 GB, free: 200.7 MB / 0.8542 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0006817/0.9219, allocations: 137.7 kB / 1.543 GB, free: 200.6 MB / 0.8542 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002332/0.9222, allocations: 80 kB / 1.543 GB, free: 200.5 MB / 0.8542 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.003341/0.9255, allocations: 1.021 MB / 1.544 GB, free: 199.5 MB / 0.8542 GB
Notification: Performance of preOpt findStateOrder (simulation): time 3.603e-05/0.9256, allocations: 4 kB / 1.544 GB, free: 199.5 MB / 0.8542 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001219/0.9258, allocations: 32 kB / 1.544 GB, free: 199.4 MB / 0.8542 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.063e-05/0.9258, allocations: 23.94 kB / 1.544 GB, free: 199.4 MB / 0.8542 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.004431/0.9302, allocations: 0.968 MB / 1.545 GB, free: 198.4 MB / 0.8542 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 0.009789/0.9401, allocations: 4.635 MB / 1.55 GB, free: 193.5 MB / 0.8542 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.006494/0.9466, allocations: 0.947 MB / 1.551 GB, free: 192.5 MB / 0.8542 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.001569/0.9482, allocations: 357.9 kB / 1.551 GB, free: 192.2 MB / 0.8542 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0006831/0.949, allocations: 0.9107 MB / 1.552 GB, free: 191.1 MB / 0.8542 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.885e-05/0.949, allocations: 38.94 kB / 1.552 GB, free: 191 MB / 0.8542 GB
Notification: Performance of pre-optimization done (n=48): time 4.549e-06/0.949, allocations: 1.734 kB / 1.552 GB, free: 191 MB / 0.8542 GB
Notification: Performance of matching and sorting (n=48): time 0.01623/0.9653, allocations: 2.256 MB / 1.554 GB, free: 188.7 MB / 0.8542 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 2.83e-05/0.9654, allocations: 55.84 kB / 1.554 GB, free: 188.7 MB / 0.8542 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002248/0.9676, allocations: 1.064 MB / 1.555 GB, free: 187.6 MB / 0.8542 GB
Notification: Performance of collectPreVariables (initialization): time 0.0001555/0.9678, allocations: 37.7 kB / 1.555 GB, free: 187.6 MB / 0.8542 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0004643/0.9683, allocations: 0.5275 MB / 1.556 GB, free: 187 MB / 0.8542 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0001872/0.9685, allocations: 165.6 kB / 1.556 GB, free: 186.9 MB / 0.8542 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 5.893e-05/0.9686, allocations: 8 kB / 1.556 GB, free: 186.9 MB / 0.8542 GB
Notification: Performance of setup shared object (initialization): time 7.628e-05/0.9686, allocations: 334 kB / 1.556 GB, free: 186.5 MB / 0.8542 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.001745/0.9704, allocations: 352.9 kB / 1.557 GB, free: 186.2 MB / 0.8542 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.001899/0.9723, allocations: 0.5524 MB / 1.557 GB, free: 185.5 MB / 0.8542 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.001839/0.9742, allocations: 388.5 kB / 1.558 GB, free: 185.2 MB / 0.8542 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.675e-06/0.9743, allocations: 0 / 1.558 GB, free: 185.2 MB / 0.8542 GB
Notification: Performance of matching and sorting (n=70) (initialization): time 0.005153/0.9794, allocations: 1.109 MB / 1.559 GB, free: 184.1 MB / 0.8542 GB
Notification: Performance of prepare postOptimizeDAE: time 0.000118/0.9796, allocations: 209 kB / 1.559 GB, free: 183.8 MB / 0.8542 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.261e-05/0.9796, allocations: 8 kB / 1.559 GB, free: 183.8 MB / 0.8542 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.002202/0.9818, allocations: 318 kB / 1.559 GB, free: 183.5 MB / 0.8542 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001184/0.9831, allocations: 147.8 kB / 1.559 GB, free: 183.3 MB / 0.8542 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002377/0.9855, allocations: 0.9384 MB / 1.56 GB, free: 182.4 MB / 0.8542 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002514/0.988, allocations: 207.1 kB / 1.56 GB, free: 182.2 MB / 0.8542 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000185/0.9883, allocations: 31.98 kB / 1.56 GB, free: 182.1 MB / 0.8542 GB
Notification: Performance of prepare postOptimizeDAE: time 1.283e-05/0.9883, allocations: 4 kB / 1.56 GB, free: 182.1 MB / 0.8542 GB
Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.00462/0.9929, allocations: 0.979 MB / 1.561 GB, free: 181.1 MB / 0.8542 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.329e-05/0.993, allocations: 4 kB / 1.561 GB, free: 181.1 MB / 0.8542 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.001853/0.9948, allocations: 327.8 kB / 1.562 GB, free: 180.8 MB / 0.8542 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001157/0.996, allocations: 143.8 kB / 1.562 GB, free: 180.7 MB / 0.8542 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.00227/0.9983, allocations: 0.927 MB / 1.563 GB, free: 179.7 MB / 0.8542 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002194/1.001, allocations: 179.4 kB / 1.563 GB, free: 179.6 MB / 0.8542 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001446/1.001, allocations: 35.97 kB / 1.563 GB, free: 179.5 MB / 0.8542 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 17
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (56):
 * Single equations (assignments): 55
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (linear and non-linear blocks): 0
 * Torn equation systems: 1
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems: 0
 * Non-linear torn systems: 1 {1 14}
Notification: Performance of prepare postOptimizeDAE: time 0.0006965/1.001, allocations: 356.6 kB / 1.563 GB, free: 179.2 MB / 0.8542 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003001/1.002, allocations: 114.6 kB / 1.563 GB, free: 179 MB / 0.8542 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.007069/1.009, allocations: 1.315 MB / 1.565 GB, free: 177.7 MB / 0.8542 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.252e-05/1.009, allocations: 3.984 kB / 1.565 GB, free: 177.7 MB / 0.8542 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.512e-06/1.009, allocations: 3.938 kB / 1.565 GB, free: 177.7 MB / 0.8542 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0007686/1.01, allocations: 283.4 kB / 1.565 GB, free: 177.4 MB / 0.8542 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002836/1.01, allocations: 11.98 kB / 1.565 GB, free: 177.4 MB / 0.8542 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001755/1.012, allocations: 119.8 kB / 1.565 GB, free: 177.3 MB / 0.8542 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001343/1.012, allocations: 32.34 kB / 1.565 GB, free: 177.3 MB / 0.8542 GB
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!
Notification: Performance of <failed> postOpt createDAEmodeBDAE (simulation): time 0.005512/1.017, allocations: 0.9297 MB / 1.566 GB, free: 176.3 MB / 0.8542 GB
Error: post-optimization module createDAEmodeBDAE (simulation) failed.