Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Fluid.HeatExchangers.CoolingTowers.Validation.MerkelEnergyPlus.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/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 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo) Running command: translateModel(Buildings.Fluid.HeatExchangers.CoolingTowers.Validation.MerkelEnergyPlus,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Fluid.HeatExchangers.CoolingTowers.Validation.MerkelEnergyPlus") translateModel(Buildings.Fluid.HeatExchangers.CoolingTowers.Validation.MerkelEnergyPlus,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Fluid.HeatExchangers.CoolingTowers.Validation.MerkelEnergyPlus") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.684/1.684, allocations: 292.6 MB / 307.5 MB, free: 5.207 MB / 234.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.002458/0.002458, allocations: 180.8 kB / 377.1 MB, free: 1.516 MB / 298.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.887/1.887, allocations: 205.4 MB / 0.6367 GB, free: 8.566 MB / 474.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001143/0.001143, allocations: 86.95 kB / 0.751 GB, free: 63.28 MB / 0.5573 GB Notification: Performance of FrontEnd - loaded program: time 0.0003689/0.0003689, allocations: 12 kB / 0.8748 GB, free: 11.16 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3079/0.3083, allocations: 116.3 MB / 0.9884 GB, free: 6.703 MB / 0.7136 GB Notification: Performance of FrontEnd - scodeFlatten: time 6.25/6.558, allocations: 2.361 GB / 3.349 GB, free: 223.4 MB / 0.948 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003665/6.558, allocations: 109.9 kB / 3.349 GB, free: 223.3 MB / 0.948 GB Notification: Performance of FrontEnd - DAE generated: time 1.273/7.831, allocations: 353.1 MB / 3.694 GB, free: 179.9 MB / 0.948 GB Notification: Performance of FrontEnd: time 3.096e-06/7.831, allocations: 0 / 3.694 GB, free: 179.9 MB / 0.948 GB Notification: Performance of Transformations before backend: time 0.0001085/7.831, allocations: 31.73 kB / 3.694 GB, free: 179.9 MB / 0.948 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 143 * Number of variables: 143 Notification: Performance of Generate backend data structure: time 0.00384/7.835, allocations: 1.825 MB / 3.696 GB, free: 178.7 MB / 0.948 GB Notification: Performance of prepare preOptimizeDAE: time 4.016e-05/7.835, allocations: 14.03 kB / 3.696 GB, free: 178.7 MB / 0.948 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0008135/7.836, allocations: 216.9 kB / 3.696 GB, free: 178.6 MB / 0.948 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002811/7.839, allocations: 1.609 MB / 3.697 GB, free: 177.9 MB / 0.948 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.969e-05/7.839, allocations: 47.47 kB / 3.698 GB, free: 177.8 MB / 0.948 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001186/7.839, allocations: 63.72 kB / 3.698 GB, free: 177.8 MB / 0.948 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001306/7.84, allocations: 0.7567 MB / 3.698 GB, free: 177.5 MB / 0.948 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.093e-05/7.84, allocations: 2.484 kB / 3.698 GB, free: 177.5 MB / 0.948 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 6.725e-05/7.84, allocations: 26.03 kB / 3.698 GB, free: 177.5 MB / 0.948 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.818e-05/7.84, allocations: 18.41 kB / 3.698 GB, free: 177.5 MB / 0.948 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001468/7.842, allocations: 0.7958 MB / 3.699 GB, free: 177.2 MB / 0.948 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 0.004726/7.847, allocations: 3.496 MB / 3.703 GB, free: 175.3 MB / 0.948 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001458/7.848, allocations: 0.8468 MB / 3.703 GB, free: 175 MB / 0.948 GB Notification: Performance of preOpt evalFunc (simulation): time 0.003965/7.852, allocations: 3.752 MB / 3.707 GB, free: 171.7 MB / 0.948 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.000762/7.853, allocations: 414.4 kB / 3.707 GB, free: 171.5 MB / 0.948 GB Notification: Performance of pre-optimization done (n=52): time 2.795e-06/7.853, allocations: 0 / 3.707 GB, free: 171.5 MB / 0.948 GB Notification: Performance of matching and sorting (n=52): time 0.006585/7.86, allocations: 1.742 MB / 3.709 GB, free: 171 MB / 0.948 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.553e-05/7.86, allocations: 80.95 kB / 3.709 GB, free: 170.9 MB / 0.948 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002002/7.862, allocations: 1.49 MB / 3.711 GB, free: 170.3 MB / 0.948 GB Notification: Performance of collectPreVariables (initialization): time 0.0001152/7.862, allocations: 41.17 kB / 3.711 GB, free: 170.3 MB / 0.948 GB Notification: Performance of collectInitialEqns (initialization): time 0.0003593/7.862, allocations: 0.4937 MB / 3.711 GB, free: 169.9 MB / 0.948 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001406/7.862, allocations: 180.9 kB / 3.711 GB, free: 169.7 MB / 0.948 GB Notification: Performance of simplifyInitialFunctions (initialization): time 3.382e-05/7.862, allocations: 15.53 kB / 3.711 GB, free: 169.7 MB / 0.948 GB Notification: Performance of setup shared object (initialization): time 7.27e-05/7.862, allocations: 331.1 kB / 3.712 GB, free: 169.4 MB / 0.948 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0005375/7.863, allocations: 319 kB / 3.712 GB, free: 169.3 MB / 0.948 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.000749/7.864, allocations: 0.6231 MB / 3.713 GB, free: 169 MB / 0.948 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0005922/7.864, allocations: 371.3 kB / 3.713 GB, free: 168.8 MB / 0.948 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.877e-06/7.864, allocations: 7.641 kB / 3.713 GB, free: 168.8 MB / 0.948 GB Notification: Performance of matching and sorting (n=77) (initialization): time 0.001964/7.866, allocations: 1.02 MB / 3.714 GB, free: 168.4 MB / 0.948 GB Notification: Performance of prepare postOptimizeDAE: time 0.0002387/7.866, allocations: 0.9768 MB / 3.715 GB, free: 167.4 MB / 0.948 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.167e-05/7.867, allocations: 3.969 kB / 3.715 GB, free: 167.4 MB / 0.948 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.145/9.012, allocations: 206.6 MB / 3.917 GB, free: 8.801 MB / 0.948 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0007676/9.013, allocations: 131.7 kB / 3.917 GB, free: 8.672 MB / 0.948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001241/9.014, allocations: 1.284 MB / 3.918 GB, free: 7.336 MB / 0.948 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001431/9.015, allocations: 91.45 kB / 3.918 GB, free: 7.246 MB / 0.948 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000107/9.015, allocations: 43.95 kB / 3.918 GB, free: 7.203 MB / 0.948 GB Notification: Performance of prepare postOptimizeDAE: time 1.729e-05/9.015, allocations: 4 kB / 3.918 GB, free: 7.199 MB / 0.948 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.001732/9.017, allocations: 0.8972 MB / 3.919 GB, free: 6.293 MB / 0.948 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.17e-06/9.017, allocations: 0 / 3.919 GB, free: 6.293 MB / 0.948 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.847/10.86, allocations: 206.6 MB / 4.121 GB, free: 133.1 MB / 0.948 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000882/10.86, allocations: 127.5 kB / 4.121 GB, free: 133 MB / 0.948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001231/10.87, allocations: 1.29 MB / 4.122 GB, free: 131.8 MB / 0.948 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001412/10.87, allocations: 87.75 kB / 4.122 GB, free: 131.7 MB / 0.948 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.99e-05/10.87, allocations: 36.05 kB / 4.122 GB, free: 131.7 MB / 0.948 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 11 * Number of states: 0 () * Number of discrete variables: 5 ($whenCondition1,$PRE.datRea.nextTimeEvent,datRea.nextTimeEvent,$PRE.datRea.nextTimeEventScaled,datRea.nextTimeEventScaled) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (70): * Single equations (assignments): 68 * 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 {1 6,1 1} Notification: Performance of prepare postOptimizeDAE: time 0.0009944/10.87, allocations: 380.8 kB / 4.123 GB, free: 131.4 MB / 0.948 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002971/10.87, allocations: 111.2 kB / 4.123 GB, free: 131.4 MB / 0.948 GB Warning: After manipulating the system with postOptModule wrapFunctionCalls the system is unbalanced. This indicates that the original system is singular. You can use -d=dumpCSE and -d=dumpCSE_verbose for more information. Error: Too many equations, over-determined system. The model has 67 equation(s) and 66 variable(s). Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed! Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001328/10.87, allocations: 0.5696 MB / 4.123 GB, free: 131 MB / 0.948 GB Error: post-optimization module wrapFunctionCalls (simulation) failed.