Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Fluid.HeatExchangers.Examples.AirHeater_u.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+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/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false) 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) 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 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: "" <> buildModelFMU(Buildings.Fluid.HeatExchangers.Examples.AirHeater_u,fileNamePrefix="Buildings_8_Buildings_Fluid_HeatExchangers_Examples_AirHeater_u",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.HeatExchangers.Examples.AirHeater_u,fileNamePrefix="Buildings_8_Buildings_Fluid_HeatExchangers_Examples_AirHeater_u",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009118/0.0009118, allocations: 86.56 kB / 15.06 MB, free: 1.09 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0009542/0.0009544, allocations: 168.7 kB / 15.95 MB, free: 204 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.547/1.547, allocations: 205.4 MB / 222.1 MB, free: 5.379 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.819/1.819, allocations: 292.7 MB / 0.5499 GB, free: 14.56 MB / 462.1 MB Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.0005426/0.0005427, allocations: 15.22 kB / 0.6738 GB, free: 26.15 MB / 0.5294 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.252/0.2525, allocations: 116.3 MB / 0.7874 GB, free: 11.87 MB / 0.6075 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.HeatExchangers.Examples.AirHeater_u): time 0.69/0.9426, allocations: 237.7 MB / 1.02 GB, free: 3.594 MB / 0.7325 GB Notification: Performance of NFInst.instExpressions: time 0.02829/0.9709, allocations: 18.36 MB / 1.037 GB, free: 4.98 MB / 0.7481 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.004102/0.9751, allocations: 75 kB / 1.038 GB, free: 4.949 MB / 0.7481 GB Notification: Performance of NFTyping.typeComponents: time 0.004237/0.9793, allocations: 0.9584 MB / 1.038 GB, free: 4.164 MB / 0.7481 GB Notification: Performance of NFTyping.typeBindings: time 0.01225/0.9916, allocations: 2.906 MB / 1.041 GB, free: 1.906 MB / 0.7481 GB Notification: Performance of NFTyping.typeClassSections: time 0.009688/1.001, allocations: 2.891 MB / 1.044 GB, free: 44 kB / 0.7481 GB Notification: Performance of NFFlatten.flatten: time 0.009699/1.011, allocations: 6.677 MB / 1.051 GB, free: 12.1 MB / 0.7637 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0046/1.016, allocations: 1.545 MB / 1.052 GB, free: 11.18 MB / 0.7637 GB Notification: Performance of NFEvalConstants.evaluate: time 0.006886/1.023, allocations: 2.191 MB / 1.054 GB, free: 9.969 MB / 0.7637 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004147/1.027, allocations: 1.683 MB / 1.056 GB, free: 8.938 MB / 0.7637 GB Notification: Performance of NFPackage.collectConstants: time 0.0009411/1.028, allocations: 95.98 kB / 1.056 GB, free: 8.844 MB / 0.7637 GB Notification: Performance of NFFlatten.collectFunctions: time 0.007882/1.036, allocations: 2.491 MB / 1.058 GB, free: 6.348 MB / 0.7637 GB Notification: Performance of NFScalarize.scalarize: time 0.001595/1.037, allocations: 0.7163 MB / 1.059 GB, free: 5.629 MB / 0.7637 GB Notification: Performance of NFVerifyModel.verify: time 0.001493/1.039, allocations: 0.5121 MB / 1.06 GB, free: 5.109 MB / 0.7637 GB Notification: Performance of NFConvertDAE.convert: time 0.006648/1.046, allocations: 3.573 MB / 1.063 GB, free: 1.527 MB / 0.7637 GB Notification: Performance of FrontEnd - DAE generated: time 8.296e-06/1.046, allocations: 4 kB / 1.063 GB, free: 1.523 MB / 0.7637 GB Notification: Performance of FrontEnd: time 2.806e-06/1.046, allocations: 0 / 1.063 GB, free: 1.523 MB / 0.7637 GB Notification: Performance of Transformations before backend: time 0.0001547/1.046, allocations: 0 / 1.063 GB, free: 1.523 MB / 0.7637 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 378 * Number of variables: 378 Notification: Performance of Generate backend data structure: time 0.006792/1.053, allocations: 2.725 MB / 1.066 GB, free: 14.72 MB / 0.7794 GB Notification: Performance of prepare preOptimizeDAE: time 4.883e-05/1.053, allocations: 11.97 kB / 1.066 GB, free: 14.71 MB / 0.7794 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.000667/1.053, allocations: 219.5 kB / 1.066 GB, free: 14.48 MB / 0.7794 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.005425/1.059, allocations: 0.825 MB / 1.067 GB, free: 13.66 MB / 0.7794 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005009/1.064, allocations: 1.726 MB / 1.069 GB, free: 11.88 MB / 0.7794 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004535/1.064, allocations: 186.9 kB / 1.069 GB, free: 11.7 MB / 0.7794 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005941/1.065, allocations: 168 kB / 1.069 GB, free: 11.54 MB / 0.7794 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.005008/1.07, allocations: 1.866 MB / 1.071 GB, free: 9.602 MB / 0.7794 GB Notification: Performance of preOpt findStateOrder (simulation): time 5.585e-05/1.07, allocations: 0 / 1.071 GB, free: 9.602 MB / 0.7794 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003104/1.07, allocations: 64 kB / 1.071 GB, free: 9.539 MB / 0.7794 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.977e-05/1.07, allocations: 54.89 kB / 1.071 GB, free: 9.484 MB / 0.7794 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.004011/1.074, allocations: 1.616 MB / 1.072 GB, free: 7.863 MB / 0.7794 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 0.01442/1.089, allocations: 8.349 MB / 1.081 GB, free: 14.89 MB / 0.795 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002843/1.092, allocations: 1.825 MB / 1.082 GB, free: 12.91 MB / 0.795 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001371/1.093, allocations: 0.6864 MB / 1.083 GB, free: 12.23 MB / 0.795 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0005288/1.094, allocations: 243.1 kB / 1.083 GB, free: 11.96 MB / 0.795 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0015/1.095, allocations: 0.6961 MB / 1.084 GB, free: 11.25 MB / 0.795 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.001129/1.096, allocations: 127 kB / 1.084 GB, free: 11.12 MB / 0.795 GB Notification: Performance of pre-optimization done (n=101): time 6.643e-06/1.096, allocations: 0 / 1.084 GB, free: 11.12 MB / 0.795 GB Notification: Performance of matching and sorting (n=104): time 0.00981/1.106, allocations: 3.751 MB / 1.088 GB, free: 7.289 MB / 0.795 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001037/1.106, allocations: 145.5 kB / 1.088 GB, free: 7.117 MB / 0.795 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002772/1.109, allocations: 1.597 MB / 1.089 GB, free: 5.477 MB / 0.795 GB Notification: Performance of collectPreVariables (initialization): time 0.000182/1.109, allocations: 53.7 kB / 1.089 GB, free: 5.418 MB / 0.795 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009577/1.11, allocations: 0.9561 MB / 1.09 GB, free: 4.449 MB / 0.795 GB Notification: Performance of collectInitialBindings (initialization): time 0.000431/1.111, allocations: 370.6 kB / 1.091 GB, free: 4.082 MB / 0.795 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001029/1.111, allocations: 24 kB / 1.091 GB, free: 4.059 MB / 0.795 GB Notification: Performance of setup shared object (initialization): time 0.0001536/1.111, allocations: 361.9 kB / 1.091 GB, free: 3.699 MB / 0.795 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.00126/1.112, allocations: 0.5686 MB / 1.092 GB, free: 3.129 MB / 0.795 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001532/1.114, allocations: 0.9342 MB / 1.093 GB, free: 2.051 MB / 0.795 GB Notification: It was not possible to check the given initialization system for consistency symbolically, because the relevant equations are part of an algebraic loop. This is not supported yet. Notification: Performance of analyzeInitialSystem (initialization): time 0.01165/1.126, allocations: 2.72 MB / 1.095 GB, free: 15.32 MB / 0.8106 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.89e-05/1.126, allocations: 4 kB / 1.095 GB, free: 15.31 MB / 0.8106 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: No system for the symbolic initialization was generated