Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8.0.0_Buildings.Obsolete.DistrictHeatingCooling.Plants.Validation.LakeWaterHeatExchanger_T_Cooling.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo", uses=false)
Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo)
Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo)
Using package Complex with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo)
Using package Buildings with version 8.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo)
Running command: translateModel(Buildings.Obsolete.DistrictHeatingCooling.Plants.Validation.LakeWaterHeatExchanger_T_Cooling,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_Buildings.Obsolete.DistrictHeatingCooling.Plants.Validation.LakeWaterHeatExchanger_T_Cooling")
translateModel(Buildings.Obsolete.DistrictHeatingCooling.Plants.Validation.LakeWaterHeatExchanger_T_Cooling,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_Buildings.Obsolete.DistrictHeatingCooling.Plants.Validation.LakeWaterHeatExchanger_T_Cooling")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo): time 1.608/1.608, allocations: 287.4 MB / 303.2 MB, free: 8.25 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0009407/0.0009408, allocations: 180.9 kB / 371.8 MB, free: 10.82 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.467/1.467, allocations: 205.4 MB / 0.6304 GB, free: 10.55 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0009092/0.0009091, allocations: 85.61 kB / 0.7438 GB, free: 6.551 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0005451/0.0005453, allocations: 15.38 kB / 0.8667 GB, free: 140.8 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2656/0.2662, allocations: 115.3 MB / 0.9793 GB, free: 28.21 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Obsolete.DistrictHeatingCooling.Plants.Validation.LakeWaterHeatExchanger_T_Cooling): time 0.6321/0.8983, allocations: 106.7 MB / 1.084 GB, free: 22.52 MB / 0.6823 GB
Notification: Performance of NFInst.instExpressions: time 0.04134/0.9397, allocations: 24.69 MB / 1.108 GB, free: 22.11 MB / 0.6823 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.006353/0.9461, allocations: 113.4 kB / 1.108 GB, free: 22.11 MB / 0.6823 GB
Notification: Performance of NFTyping.typeComponents: time 0.004635/0.9508, allocations: 0.8579 MB / 1.109 GB, free: 22.1 MB / 0.6823 GB
Notification: Performance of NFTyping.typeBindings: time 0.01219/0.963, allocations: 2.761 MB / 1.111 GB, free: 21.48 MB / 0.6823 GB
Notification: Performance of NFTyping.typeClassSections: time 0.009886/0.9729, allocations: 2.199 MB / 1.113 GB, free: 21.29 MB / 0.6823 GB
Notification: Performance of NFFlatten.flatten: time 0.01619/0.9892, allocations: 8.15 MB / 1.121 GB, free: 17.95 MB / 0.6823 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004952/0.9942, allocations: 2.259 MB / 1.124 GB, free: 17.02 MB / 0.6823 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.007353/1.002, allocations: 2.384 MB / 1.126 GB, free: 16.12 MB / 0.6823 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005031/1.007, allocations: 1.928 MB / 1.128 GB, free: 15.48 MB / 0.6823 GB
Notification: Performance of NFPackage.collectConstants: time 0.0009662/1.008, allocations: 102.9 kB / 1.128 GB, free: 15.48 MB / 0.6823 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.005408/1.013, allocations: 1.041 MB / 1.129 GB, free: 15.2 MB / 0.6823 GB
Notification: Performance of NFScalarize.scalarize: time 0.001184/1.014, allocations: 473.6 kB / 1.129 GB, free: 14.96 MB / 0.6823 GB
Notification: Performance of NFVerifyModel.verify: time 0.002194/1.016, allocations: 0.6272 MB / 1.13 GB, free: 14.58 MB / 0.6823 GB
Notification: Performance of NFConvertDAE.convert: time 0.006925/1.023, allocations: 3.887 MB / 1.134 GB, free: 13.22 MB / 0.6823 GB
Notification: Performance of FrontEnd - DAE generated: time 6.743e-06/1.023, allocations: 0 / 1.134 GB, free: 13.22 MB / 0.6823 GB
Notification: Performance of FrontEnd: time 3.336e-06/1.024, allocations: 0 / 1.134 GB, free: 13.22 MB / 0.6823 GB
Notification: Performance of Transformations before backend: time 0.0002422/1.024, allocations: 1.312 kB / 1.134 GB, free: 13.22 MB / 0.6823 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 470
 * Number of variables: 470
Notification: Performance of Generate backend data structure: time 0.008759/1.033, allocations: 2.843 MB / 1.137 GB, free: 11.21 MB / 0.6823 GB
Notification: Performance of prepare preOptimizeDAE: time 5.601e-05/1.033, allocations: 9.531 kB / 1.137 GB, free: 11.21 MB / 0.6823 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.006197/1.039, allocations: 1.104 MB / 1.138 GB, free: 10.73 MB / 0.6823 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005162/1.044, allocations: 2.461 MB / 1.14 GB, free: 8.832 MB / 0.6823 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001325/1.044, allocations: 151.3 kB / 1.14 GB, free: 8.762 MB / 0.6823 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003574/1.045, allocations: 196.6 kB / 1.14 GB, free: 8.695 MB / 0.6823 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.005529/1.05, allocations: 2.507 MB / 1.143 GB, free: 7.16 MB / 0.6823 GB
Notification: Performance of preOpt findStateOrder (simulation): time 4.393e-05/1.05, allocations: 5.312 kB / 1.143 GB, free: 7.156 MB / 0.6823 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001768/1.05, allocations: 81.7 kB / 1.143 GB, free: 7.098 MB / 0.6823 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.238e-05/1.05, allocations: 51.41 kB / 1.143 GB, free: 7.094 MB / 0.6823 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.006077/1.056, allocations: 2.367 MB / 1.145 GB, free: 5.957 MB / 0.6823 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 0.01846/1.075, allocations: 12.15 MB / 1.157 GB, free: 11.36 MB / 0.698 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.006307/1.081, allocations: 2.106 MB / 1.159 GB, free: 10.39 MB / 0.698 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.002241/1.084, allocations: 0.9457 MB / 1.16 GB, free: 9.938 MB / 0.698 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.001315/1.085, allocations: 1.378 MB / 1.161 GB, free: 8.371 MB / 0.698 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.799e-05/1.085, allocations: 49.69 kB / 1.161 GB, free: 8.32 MB / 0.698 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.002006/1.087, allocations: 232.4 kB / 1.162 GB, free: 8.191 MB / 0.698 GB
Notification: Performance of pre-optimization done (n=105): time 4.709e-06/1.087, allocations: 3.375 kB / 1.162 GB, free: 8.191 MB / 0.698 GB
Notification: Performance of matching and sorting (n=111): time 0.0356/1.123, allocations: 9.203 MB / 1.171 GB, free: 3.73 MB / 0.698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 8.867e-05/1.123, allocations: 165.2 kB / 1.171 GB, free: 3.543 MB / 0.698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003758/1.127, allocations: 2.062 MB / 1.173 GB, free: 1.516 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0003853/1.127, allocations: 49.7 kB / 1.173 GB, free: 1.461 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001106/1.128, allocations: 1.198 MB / 1.174 GB, free: 256 kB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0005334/1.129, allocations: 384.5 kB / 1.174 GB, free: 15.88 MB / 0.7136 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 9.437e-05/1.129, allocations: 26.52 kB / 1.174 GB, free: 15.86 MB / 0.7136 GB
Notification: Performance of setup shared object (initialization): time 0.000154/1.129, allocations: 365.8 kB / 1.175 GB, free: 15.49 MB / 0.7136 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.002432/1.131, allocations: 0.9018 MB / 1.176 GB, free: 14.59 MB / 0.7136 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.00283/1.134, allocations: 1.311 MB / 1.177 GB, free: 13.12 MB / 0.7136 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.004918/1.139, allocations: 2.031 MB / 1.179 GB, free: 10.96 MB / 0.7136 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.883e-06/1.139, allocations: 0 / 1.179 GB, free: 10.96 MB / 0.7136 GB
Notification: Performance of matching and sorting (n=182) (initialization): time 0.008594/1.148, allocations: 2.999 MB / 1.182 GB, free: 7.945 MB / 0.7136 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0002868/1.148, allocations: 377.2 kB / 1.182 GB, free: 7.449 MB / 0.7136 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.81e-05/1.148, allocations: 12 kB / 1.182 GB, free: 7.438 MB / 0.7136 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.005932/1.154, allocations: 1.437 MB / 1.184 GB, free: 5.996 MB / 0.7136 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001665/1.156, allocations: 331.5 kB / 1.184 GB, free: 5.672 MB / 0.7136 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01331/1.169, allocations: 6.105 MB / 1.19 GB, free: 15.41 MB / 0.7292 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003854/1.173, allocations: 379.4 kB / 1.19 GB, free: 15.04 MB / 0.7292 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003489/1.173, allocations: 75.95 kB / 1.19 GB, free: 14.97 MB / 0.7292 GB
Notification: Performance of prepare postOptimizeDAE: time 1.14e-05/1.173, allocations: 0 / 1.19 GB, free: 14.97 MB / 0.7292 GB
Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.00588/1.179, allocations: 2.359 MB / 1.193 GB, free: 12.6 MB / 0.7292 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.363e-05/1.179, allocations: 11.94 kB / 1.193 GB, free: 12.59 MB / 0.7292 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.002666/1.182, allocations: 0.6819 MB / 1.193 GB, free: 11.91 MB / 0.7292 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00184/1.184, allocations: 391.4 kB / 1.194 GB, free: 11.52 MB / 0.7292 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0134/1.197, allocations: 6.76 MB / 1.2 GB, free: 4.504 MB / 0.7292 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004376/1.202, allocations: 331.4 kB / 1.201 GB, free: 4.18 MB / 0.7292 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005493/1.202, allocations: 76.06 kB / 1.201 GB, free: 4.105 MB / 0.7292 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 42
 * 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 (127):
 * Single equations (assignments): 125
 * 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: 2
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems: 0
 * Non-linear torn systems: 2 {2 16,3 36}
Notification: Performance of prepare postOptimizeDAE: time 0.002671/1.205, allocations: 0.6176 MB / 1.201 GB, free: 3.477 MB / 0.7292 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.00114/1.206, allocations: 237.1 kB / 1.202 GB, free: 3.242 MB / 0.7292 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.00734/1.213, allocations: 2.513 MB / 1.204 GB, free: 0.7422 MB / 0.7292 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.005304/1.219, allocations: 2.349 MB / 1.206 GB, free: 14.31 MB / 0.7448 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.398e-06/1.219, allocations: 4 kB / 1.206 GB, free: 14.3 MB / 0.7448 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001971/1.221, allocations: 0.5251 MB / 1.207 GB, free: 13.76 MB / 0.7448 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001073/1.222, allocations: 24 kB / 1.207 GB, free: 13.73 MB / 0.7448 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003507/1.225, allocations: 307.4 kB / 1.207 GB, free: 13.43 MB / 0.7448 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002327/1.226, allocations: 72.83 kB / 1.207 GB, free: 13.36 MB / 0.7448 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 0.007208/1.233, allocations: 1.983 MB / 1.209 GB, free: 11.41 MB / 0.7448 GB
Error: post-optimization module createDAEmodeBDAE (simulation) failed.