Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.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 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo)
Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_DD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_DD",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.436/1.436, allocations: 252 MB / 267.3 MB, free: 10.83 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001293/0.001293, allocations: 180.8 kB / 327 MB, free: 2.078 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.011/2.011, allocations: 205.4 MB / 0.578 GB, free: 20.11 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0009231/0.0009232, allocations: 94.34 kB / 0.6826 GB, free: 12.75 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004875/0.0004875, allocations: 15.88 kB / 0.7971 GB, free: 135.1 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3003/0.3008, allocations: 106.3 MB / 0.9009 GB, free: 63.34 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD): time 0.01602/0.3168, allocations: 15.69 MB / 0.9163 GB, free: 47.59 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.0113/0.3282, allocations: 6.463 MB / 0.9226 GB, free: 41.1 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002371/0.3307, allocations: 43.81 kB / 0.9226 GB, free: 41.06 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.00177/0.3325, allocations: 325.7 kB / 0.9229 GB, free: 40.74 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.004899/0.3374, allocations: 1.261 MB / 0.9242 GB, free: 39.47 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.00375/0.3412, allocations: 0.958 MB / 0.9251 GB, free: 38.52 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.007477/0.3487, allocations: 7.641 MB / 0.9326 GB, free: 30.86 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.009643/0.3584, allocations: 6.83 MB / 0.9392 GB, free: 23.93 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.00323/0.3617, allocations: 1.541 MB / 0.9407 GB, free: 22.38 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004063/0.3657, allocations: 2.415 MB / 0.9431 GB, free: 19.96 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.001445/0.3672, allocations: 212 kB / 0.9433 GB, free: 19.75 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003751/0.371, allocations: 1.154 MB / 0.9444 GB, free: 18.59 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.00329/0.3743, allocations: 1.711 MB / 0.9461 GB, free: 16.88 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.004197/0.3786, allocations: 1.611 MB / 0.9477 GB, free: 15.25 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.00968/0.3883, allocations: 6.449 MB / 0.954 GB, free: 8.785 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 8.856e-06/0.3883, allocations: 0 / 0.954 GB, free: 8.785 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 3.677e-06/0.3883, allocations: 3.938 kB / 0.954 GB, free: 8.781 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.0002973/0.3886, allocations: 0 / 0.954 GB, free: 8.781 MB / 0.6042 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 874
 * Number of variables: 874
Notification: Performance of Generate backend data structure: time 0.00871/0.3974, allocations: 2.834 MB / 0.9567 GB, free: 5.887 MB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 7.653e-05/0.3975, allocations: 16.03 kB / 0.9568 GB, free: 5.871 MB / 0.6042 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.003006/0.4005, allocations: 488.5 kB / 0.9572 GB, free: 5.383 MB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01337/0.4139, allocations: 2.314 MB / 0.9595 GB, free: 3.062 MB / 0.6042 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005627/0.4196, allocations: 1.979 MB / 0.9614 GB, free: 1.039 MB / 0.6042 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000383/0.42, allocations: 242.3 kB / 0.9616 GB, free: 0.8008 MB / 0.6042 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002278/0.4223, allocations: 300 kB / 0.9619 GB, free: 0.5078 MB / 0.6042 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02028/0.4426, allocations: 6.43 MB / 0.9682 GB, free: 9.965 MB / 0.6198 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0002411/0.4429, allocations: 11.84 kB / 0.9682 GB, free: 9.953 MB / 0.6198 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001601/0.4446, allocations: 128 kB / 0.9683 GB, free: 9.828 MB / 0.6198 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006211/0.4452, allocations: 317.4 kB / 0.9686 GB, free: 9.516 MB / 0.6198 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01901/0.4642, allocations: 6.59 MB / 0.9751 GB, free: 2.906 MB / 0.6198 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04388/0.5082, allocations: 24.88 MB / 0.9994 GB, free: 7.969 MB / 0.6511 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0112/0.5195, allocations: 5.443 MB / 1.005 GB, free: 2.184 MB / 0.6511 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.007745/0.5273, allocations: 2.924 MB / 1.008 GB, free: 15.23 MB / 0.6667 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004845/0.5278, allocations: 135 kB / 1.008 GB, free: 15.09 MB / 0.6667 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0001018/0.5279, allocations: 60.56 kB / 1.008 GB, free: 15.02 MB / 0.6667 GB
Notification: Performance of pre-optimization done (n=230): time 4.639e-06/0.528, allocations: 4 kB / 1.008 GB, free: 15.01 MB / 0.6667 GB
Notification: Performance of matching and sorting (n=313): time 0.1553/0.6833, allocations: 39.58 MB / 1.046 GB, free: 7.363 MB / 0.698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001877/0.6835, allocations: 247.8 kB / 1.047 GB, free: 7.07 MB / 0.698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002017/0.6856, allocations: 1.275 MB / 1.048 GB, free: 5.781 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007338/0.6863, allocations: 73.7 kB / 1.048 GB, free: 5.703 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.000971/0.6873, allocations: 1.25 MB / 1.049 GB, free: 4.434 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001536/0.6888, allocations: 1.055 MB / 1.05 GB, free: 3.363 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002742/0.6891, allocations: 64 kB / 1.05 GB, free: 3.301 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.0002641/0.6894, allocations: 436.8 kB / 1.051 GB, free: 2.867 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006748/0.6962, allocations: 2.75 MB / 1.053 GB, free: 116 kB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.5702/1.266, allocations: 3.433 MB / 1.057 GB, free: 138.7 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01427/1.281, allocations: 6.375 MB / 1.063 GB, free: 137.9 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.374e-05/1.281, allocations: 10.36 kB / 1.063 GB, free: 137.9 MB / 0.698 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.03421/1.315, allocations: 11.04 MB / 1.074 GB, free: 137.2 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0005108/1.316, allocations: 0.6187 MB / 1.074 GB, free: 136.3 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.234e-05/1.316, allocations: 17.59 kB / 1.074 GB, free: 136.3 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02238/1.338, allocations: 6.302 MB / 1.081 GB, free: 135.3 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005138/1.343, allocations: 0.9324 MB / 1.081 GB, free: 135 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04465/1.388, allocations: 26.42 MB / 1.107 GB, free: 113.2 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005056/1.393, allocations: 0.5253 MB / 1.108 GB, free: 112.6 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001078/1.394, allocations: 139.9 kB / 1.108 GB, free: 112.5 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 2.726e-05/1.394, allocations: 4 kB / 1.108 GB, free: 112.5 MB / 0.698 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.
Notification: Performance of <failed> postOpt replaceHomotopyWithSimplified (initialization): time 0.007167/1.401, allocations: 3.107 MB / 1.111 GB, free: 109.4 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated