Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD.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.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD,fileNamePrefix="Buildings_8_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_8_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/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009737/0.0009737, allocations: 86.41 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 0.001245/0.001245, 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 1.791/1.791, allocations: 205.4 MB / 222.1 MB, free: 5.648 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 2.006/2.006, allocations: 292.7 MB / 0.5499 GB, free: 14.54 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 0.0005268/0.0005268, allocations: 16.53 kB / 0.6739 GB, free: 26.12 MB / 0.5294 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2855/0.2861, allocations: 116.3 MB / 0.7874 GB, free: 11.79 MB / 0.6075 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD): time 0.01714/0.3033, allocations: 14.83 MB / 0.8019 GB, free: 12.91 MB / 0.6231 GB Notification: Performance of NFInst.instExpressions: time 0.01387/0.3172, allocations: 6.142 MB / 0.8079 GB, free: 6.746 MB / 0.6231 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.003279/0.3205, allocations: 43.88 kB / 0.808 GB, free: 6.703 MB / 0.6231 GB Notification: Performance of NFTyping.typeComponents: time 0.001614/0.3222, allocations: 321.7 kB / 0.8083 GB, free: 6.387 MB / 0.6231 GB Notification: Performance of NFTyping.typeBindings: time 0.004451/0.3266, allocations: 1.058 MB / 0.8093 GB, free: 5.324 MB / 0.6231 GB Notification: Performance of NFTyping.typeClassSections: time 0.003371/0.33, allocations: 0.7597 MB / 0.81 GB, free: 4.566 MB / 0.6231 GB Notification: Performance of NFFlatten.flatten: time 0.007798/0.3379, allocations: 5.892 MB / 0.8158 GB, free: 14.66 MB / 0.6387 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01133/0.3492, allocations: 5.991 MB / 0.8216 GB, free: 8.598 MB / 0.6387 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003416/0.3527, allocations: 1.534 MB / 0.8231 GB, free: 7.059 MB / 0.6387 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004647/0.3573, allocations: 2.376 MB / 0.8255 GB, free: 4.676 MB / 0.6387 GB Notification: Performance of NFPackage.collectConstants: time 0.001276/0.3587, allocations: 216 kB / 0.8257 GB, free: 4.465 MB / 0.6387 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002806/0.3615, allocations: 0.6594 MB / 0.8263 GB, free: 3.805 MB / 0.6387 GB Notification: Performance of NFScalarize.scalarize: time 0.003385/0.3649, allocations: 1.707 MB / 0.828 GB, free: 2.094 MB / 0.6387 GB Notification: Performance of NFVerifyModel.verify: time 0.002199/0.3671, allocations: 0.6172 MB / 0.8286 GB, free: 1.469 MB / 0.6387 GB Notification: Performance of NFConvertDAE.convert: time 0.009075/0.3762, allocations: 5.54 MB / 0.834 GB, free: 11.91 MB / 0.6544 GB Notification: Performance of FrontEnd - DAE generated: time 5.891e-06/0.3762, allocations: 0 / 0.834 GB, free: 11.91 MB / 0.6544 GB Notification: Performance of FrontEnd: time 2.144e-06/0.3763, allocations: 0 / 0.834 GB, free: 11.91 MB / 0.6544 GB Notification: Performance of Transformations before backend: time 0.0002669/0.3765, allocations: 0 / 0.834 GB, free: 11.91 MB / 0.6544 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 0.009807/0.3864, allocations: 2.868 MB / 0.8368 GB, free: 8.984 MB / 0.6544 GB Notification: Performance of prepare preOptimizeDAE: time 6.752e-05/0.3864, allocations: 15.97 kB / 0.8368 GB, free: 8.969 MB / 0.6544 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.002371/0.3888, allocations: 496.3 kB / 0.8373 GB, free: 8.473 MB / 0.6544 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01375/0.4026, allocations: 2.317 MB / 0.8395 GB, free: 6.148 MB / 0.6544 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005658/0.4083, allocations: 1.951 MB / 0.8415 GB, free: 4.152 MB / 0.6544 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003234/0.4086, allocations: 230.2 kB / 0.8417 GB, free: 3.926 MB / 0.6544 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001663/0.4103, allocations: 311.9 kB / 0.842 GB, free: 3.621 MB / 0.6544 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01845/0.4288, allocations: 6.411 MB / 0.8482 GB, free: 13.1 MB / 0.67 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001453/0.429, allocations: 3.938 kB / 0.8482 GB, free: 13.09 MB / 0.67 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001233/0.4302, allocations: 128 kB / 0.8484 GB, free: 12.97 MB / 0.67 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005555/0.4308, allocations: 313.4 kB / 0.8487 GB, free: 12.66 MB / 0.67 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01724/0.4481, allocations: 6.563 MB / 0.8551 GB, free: 6.082 MB / 0.67 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04496/0.4931, allocations: 24.88 MB / 0.8794 GB, free: 11.14 MB / 0.7012 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01015/0.5033, allocations: 5.416 MB / 0.8847 GB, free: 5.363 MB / 0.7012 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.007083/0.5104, allocations: 2.948 MB / 0.8875 GB, free: 2.398 MB / 0.7012 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004788/0.5109, allocations: 139 kB / 0.8877 GB, free: 2.246 MB / 0.7012 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0001019/0.511, allocations: 64.48 kB / 0.8877 GB, free: 2.172 MB / 0.7012 GB Notification: Performance of pre-optimization done (n=230): time 7.233e-06/0.5111, allocations: 4 kB / 0.8877 GB, free: 2.168 MB / 0.7012 GB Notification: Performance of matching and sorting (n=313): time 0.7425/1.254, allocations: 39.52 MB / 0.9263 GB, free: 125.4 MB / 0.7325 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001048/1.254, allocations: 242.3 kB / 0.9266 GB, free: 125.1 MB / 0.7325 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002259/1.256, allocations: 1.267 MB / 0.9278 GB, free: 125 MB / 0.7325 GB Notification: Performance of collectPreVariables (initialization): time 0.0006141/1.257, allocations: 75.73 kB / 0.9279 GB, free: 125 MB / 0.7325 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008234/1.257, allocations: 1.247 MB / 0.9291 GB, free: 124.6 MB / 0.7325 GB Notification: Performance of collectInitialBindings (initialization): time 0.001257/1.259, allocations: 1.053 MB / 0.9301 GB, free: 123.7 MB / 0.7325 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002542/1.259, allocations: 66.25 kB / 0.9302 GB, free: 123.7 MB / 0.7325 GB Notification: Performance of setup shared object (initialization): time 0.0002278/1.259, allocations: 448.5 kB / 0.9306 GB, free: 123.3 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006106/1.265, allocations: 2.732 MB / 0.9333 GB, free: 122.5 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006646/1.272, allocations: 3.424 MB / 0.9366 GB, free: 120.9 MB / 0.7325 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.007526/1.28, allocations: 3.146 MB / 0.9397 GB, free: 119.8 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.309e-05/1.28, allocations: 5.469 kB / 0.9397 GB, free: 119.8 MB / 0.7325 GB Notification: Performance of matching and sorting (n=414) (initialization): time 0.03175/1.311, allocations: 10.99 MB / 0.9504 GB, free: 115.8 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 0.0007839/1.312, allocations: 0.6239 MB / 0.951 GB, free: 115 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.42e-05/1.312, allocations: 18.16 kB / 0.951 GB, free: 115 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02185/1.334, allocations: 6.292 MB / 0.9572 GB, free: 112.1 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004054/1.338, allocations: 0.9365 MB / 0.9581 GB, free: 111.8 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03846/1.377, allocations: 26.38 MB / 0.9839 GB, free: 91.13 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004113/1.381, allocations: 0.5265 MB / 0.9844 GB, free: 90.61 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004192/1.381, allocations: 143.8 kB / 0.9845 GB, free: 90.47 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 1.351e-05/1.381, allocations: 8 kB / 0.9845 GB, free: 90.46 MB / 0.7325 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 postOpt replaceHomotopyWithSimplified (initialization): time 0.005756/1.387, allocations: 3.073 MB / 0.9875 GB, free: 87.37 MB / 0.7325 GB Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed. Error: No system for the symbolic initialization was generated