Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_7.0.0_Buildings.Fluid.HeatExchangers.CoolingTowers.Validation.MerkelEnergyPlus.conf.json 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 7.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo) Running command: "" <> buildModelFMU(Buildings.Fluid.HeatExchangers.CoolingTowers.Validation.MerkelEnergyPlus,fileNamePrefix="Buildings_7_0_0_Buildings_Fluid_HeatExchangers_CoolingTowers_Validation_MerkelEnergyPlus",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo): time 2.142/2.142, allocations: 251 MB / 265.9 MB, free: 11.68 MB / 218.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001568/0.001568, allocations: 185.2 kB / 325.5 MB, free: 2.871 MB / 250.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.338/2.338, allocations: 205.4 MB / 0.5764 GB, free: 21.16 MB / 426.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001222/0.001222, allocations: 98.3 kB / 0.6809 GB, free: 14.03 MB / 0.5105 GB Notification: Performance of FrontEnd - loaded program: time 0.0006569/0.0006569, allocations: 11.78 kB / 0.795 GB, free: 135.7 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2338/0.2345, allocations: 106.3 MB / 0.8988 GB, free: 65.89 MB / 0.6042 GB Notification: Performance of FrontEnd - scodeFlatten: time 7.64/7.875, allocations: 2.476 GB / 3.375 GB, free: 44.52 MB / 0.8855 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003395/7.875, allocations: 103.2 kB / 3.375 GB, free: 44.47 MB / 0.8855 GB Notification: Performance of FrontEnd - DAE generated: time 1.748/9.624, allocations: 344.9 MB / 3.712 GB, free: 70.11 MB / 0.8855 GB Notification: Performance of FrontEnd: time 2.946e-06/9.624, allocations: 0 / 3.712 GB, free: 70.11 MB / 0.8855 GB Notification: Performance of Transformations before backend: time 0.0001216/9.624, allocations: 31.94 kB / 3.712 GB, free: 70.07 MB / 0.8855 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 0.004897/9.629, allocations: 1.831 MB / 3.714 GB, free: 68.18 MB / 0.8855 GB Notification: Performance of prepare preOptimizeDAE: time 4.808e-05/9.629, allocations: 15.97 kB / 3.714 GB, free: 68.16 MB / 0.8855 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001942/9.629, allocations: 98.52 kB / 3.714 GB, free: 68.06 MB / 0.8855 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001351/9.63, allocations: 214.2 kB / 3.714 GB, free: 67.85 MB / 0.8855 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004391/9.635, allocations: 1.622 MB / 3.716 GB, free: 66.17 MB / 0.8855 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 5.578e-05/9.635, allocations: 45.31 kB / 3.716 GB, free: 66.13 MB / 0.8855 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001716/9.635, allocations: 63.98 kB / 3.716 GB, free: 66.07 MB / 0.8855 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001943/9.637, allocations: 0.7558 MB / 3.717 GB, free: 65.29 MB / 0.8855 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.097e-05/9.637, allocations: 0 / 3.717 GB, free: 65.29 MB / 0.8855 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 9.935e-05/9.637, allocations: 31.98 kB / 3.717 GB, free: 65.25 MB / 0.8855 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.898e-05/9.637, allocations: 12 kB / 3.717 GB, free: 65.24 MB / 0.8855 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002251/9.639, allocations: 0.7975 MB / 3.718 GB, free: 64.45 MB / 0.8855 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 0.007042/9.647, allocations: 3.491 MB / 3.721 GB, free: 60.82 MB / 0.8855 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002582/9.649, allocations: 0.8391 MB / 3.722 GB, free: 59.97 MB / 0.8855 GB Notification: Performance of preOpt evalFunc (simulation): time 0.005756/9.655, allocations: 3.755 MB / 3.725 GB, free: 55.69 MB / 0.8855 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.001095/9.656, allocations: 405.1 kB / 3.726 GB, free: 55.29 MB / 0.8855 GB Notification: Performance of pre-optimization done (n=52): time 3.316e-06/9.656, allocations: 0 / 3.726 GB, free: 55.29 MB / 0.8855 GB Notification: Performance of matching and sorting (n=52): time 0.01154/9.668, allocations: 1.745 MB / 3.728 GB, free: 53.51 MB / 0.8855 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.66e-05/9.668, allocations: 81.55 kB / 3.728 GB, free: 53.41 MB / 0.8855 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003179/9.671, allocations: 1.483 MB / 3.729 GB, free: 51.91 MB / 0.8855 GB Notification: Performance of collectPreVariables (initialization): time 0.0002387/9.671, allocations: 37.7 kB / 3.729 GB, free: 51.87 MB / 0.8855 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005251/9.672, allocations: 0.5086 MB / 3.73 GB, free: 51.36 MB / 0.8855 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002418/9.672, allocations: 177.5 kB / 3.73 GB, free: 51.18 MB / 0.8855 GB Notification: Performance of simplifyInitialFunctions (initialization): time 7.476e-05/9.672, allocations: 12 kB / 3.73 GB, free: 51.17 MB / 0.8855 GB Notification: Performance of setup shared object (initialization): time 7.668e-05/9.672, allocations: 330 kB / 3.73 GB, free: 50.84 MB / 0.8855 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001035/9.673, allocations: 325.1 kB / 3.73 GB, free: 50.52 MB / 0.8855 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001377/9.675, allocations: 0.6241 MB / 3.731 GB, free: 49.84 MB / 0.8855 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001085/9.676, allocations: 372.2 kB / 3.731 GB, free: 49.48 MB / 0.8855 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.512e-06/9.676, allocations: 0 / 3.731 GB, free: 49.48 MB / 0.8855 GB Notification: Performance of matching and sorting (n=77) (initialization): time 0.003505/9.679, allocations: 1.034 MB / 3.732 GB, free: 48.43 MB / 0.8855 GB Notification: Performance of prepare postOptimizeDAE: time 0.0002378/9.68, allocations: 0.9698 MB / 3.733 GB, free: 47.39 MB / 0.8855 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.678e-05/9.68, allocations: 8 kB / 3.733 GB, free: 47.38 MB / 0.8855 GB Notification: Performance of postOpt tearingSystem (initialization): time 3.212/12.89, allocations: 206.6 MB / 3.935 GB, free: 151 MB / 0.8855 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001061/12.89, allocations: 125.8 kB / 3.935 GB, free: 150.9 MB / 0.8855 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001964/12.89, allocations: 1.282 MB / 3.936 GB, free: 149.7 MB / 0.8855 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001778/12.9, allocations: 89.81 kB / 3.936 GB, free: 149.6 MB / 0.8855 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001305/12.9, allocations: 41.48 kB / 3.937 GB, free: 149.6 MB / 0.8855 GB Notification: Performance of prepare postOptimizeDAE: time 1.607e-05/12.9, allocations: 7.609 kB / 3.937 GB, free: 149.6 MB / 0.8855 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.002998/12.9, allocations: 0.8908 MB / 3.937 GB, free: 149 MB / 0.8855 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.027e-05/12.9, allocations: 8.875 kB / 3.937 GB, free: 149 MB / 0.8855 GB Notification: Performance of postOpt tearingSystem (initialization): time 3.242/16.14, allocations: 206.6 MB / 4.139 GB, free: 237.4 MB / 0.9167 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001118/16.14, allocations: 122.6 kB / 4.139 GB, free: 237.4 MB / 0.9167 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002087/16.15, allocations: 1.291 MB / 4.141 GB, free: 236.4 MB / 0.9167 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002021/16.15, allocations: 91.52 kB / 4.141 GB, free: 236.4 MB / 0.9167 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000252/16.15, allocations: 34.09 kB / 4.141 GB, free: 236.4 MB / 0.9167 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 0.001085/16.15, allocations: 377.1 kB / 4.141 GB, free: 236.2 MB / 0.9167 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005167/16.15, allocations: 112.1 kB / 4.141 GB, free: 236.2 MB / 0.9167 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 0.002332/16.15, allocations: 0.5671 MB / 4.142 GB, free: 236.2 MB / 0.9167 GB Error: post-optimization module wrapFunctionCalls (simulation) failed.