Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_1.6_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo", uses=false)
Using package Buildings with version 12.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo)
Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+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: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_1.6_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_1.6_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009114/0.0009114, allocations: 90.52 kB / 15.36 MB, free: 0.7383 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.006021/0.006022, allocations: 171.1 kB / 16.26 MB, free: 6.613 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.452/1.452, allocations: 223.3 MB / 240.3 MB, free: 5.348 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo): time 3.063/3.063, allocations: 473.4 MB / 0.7469 GB, free: 6.043 MB / 0.5919 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003993/0.0003996, allocations: 13.75 kB / 0.9158 GB, free: 33.18 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3617/0.3622, allocations: 162.2 MB / 1.074 GB, free: 7.492 MB / 0.8262 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.01986/0.3821, allocations: 15.73 MB / 1.09 GB, free: 7.707 MB / 0.8419 GB
Notification: Performance of NFInst.instExpressions: time 0.01116/0.3933, allocations: 6.426 MB / 1.096 GB, free: 1.266 MB / 0.8419 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001446/0.3948, allocations: 43.81 kB / 1.096 GB, free: 1.223 MB / 0.8419 GB
Notification: Performance of NFTyping.typeComponents: time 0.0009204/0.3958, allocations: 325.7 kB / 1.096 GB, free: 0.9023 MB / 0.8419 GB
Notification: Performance of NFTyping.typeBindings: time 0.003182/0.3989, allocations: 1.277 MB / 1.097 GB, free: 15.62 MB / 0.8575 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002512/0.4015, allocations: 0.9549 MB / 1.098 GB, free: 14.67 MB / 0.8575 GB
Notification: Performance of NFFlatten.flatten: time 0.007987/0.4095, allocations: 7.66 MB / 1.106 GB, free: 6.992 MB / 0.8575 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01058/0.4201, allocations: 6.832 MB / 1.112 GB, free: 64 kB / 0.8575 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.00351/0.4236, allocations: 1.487 MB / 1.114 GB, free: 14.57 MB / 0.8731 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005678/0.4294, allocations: 2.415 MB / 1.116 GB, free: 12.15 MB / 0.8731 GB
Notification: Performance of NFPackage.collectConstants: time 0.000904/0.4303, allocations: 216 kB / 1.117 GB, free: 11.94 MB / 0.8731 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003116/0.4334, allocations: 1.154 MB / 1.118 GB, free: 10.78 MB / 0.8731 GB
Notification: Performance of NFScalarize.scalarize: time 0.002566/0.436, allocations: 1.711 MB / 1.119 GB, free: 9.066 MB / 0.8731 GB
Notification: Performance of NFVerifyModel.verify: time 0.00271/0.4387, allocations: 1.619 MB / 1.121 GB, free: 7.434 MB / 0.8731 GB
Notification: Performance of NFConvertDAE.convert: time 0.007355/0.4461, allocations: 6.448 MB / 1.127 GB, free: 0.9648 MB / 0.8731 GB
Notification: Performance of FrontEnd - DAE generated: time 4.348e-06/0.4461, allocations: 0 / 1.127 GB, free: 0.9648 MB / 0.8731 GB
Notification: Performance of FrontEnd: time 2.795e-06/0.4462, allocations: 0 / 1.127 GB, free: 0.9648 MB / 0.8731 GB
Notification: Performance of Transformations before backend: time 0.00016/0.4463, allocations: 4 kB / 1.127 GB, free: 0.9609 MB / 0.8731 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 0.006173/0.4525, allocations: 2.841 MB / 1.13 GB, free: 14.06 MB / 0.8887 GB
Notification: Performance of prepare preOptimizeDAE: time 3.937e-05/0.4526, allocations: 11.97 kB / 1.13 GB, free: 14.05 MB / 0.8887 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01334/0.4659, allocations: 2.392 MB / 1.132 GB, free: 11.65 MB / 0.8887 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004143/0.4701, allocations: 1.979 MB / 1.134 GB, free: 9.625 MB / 0.8887 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001815/0.4703, allocations: 238.6 kB / 1.134 GB, free: 9.391 MB / 0.8887 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0006798/0.471, allocations: 307.9 kB / 1.135 GB, free: 9.09 MB / 0.8887 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01313/0.4841, allocations: 6.458 MB / 1.141 GB, free: 2.52 MB / 0.8887 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.262e-05/0.4842, allocations: 7.938 kB / 1.141 GB, free: 2.512 MB / 0.8887 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000386/0.4846, allocations: 132 kB / 1.141 GB, free: 2.383 MB / 0.8887 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004702/0.4851, allocations: 317.4 kB / 1.142 GB, free: 2.07 MB / 0.8887 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01553/0.5006, allocations: 6.633 MB / 1.148 GB, free: 11.42 MB / 0.9044 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03554/0.5362, allocations: 24.96 MB / 1.172 GB, free: 404 kB / 0.92 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008796/0.5451, allocations: 5.428 MB / 1.178 GB, free: 10.6 MB / 0.9356 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006629/0.5517, allocations: 2.92 MB / 1.181 GB, free: 7.668 MB / 0.9356 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003263/0.5521, allocations: 143 kB / 1.181 GB, free: 7.512 MB / 0.9356 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.901e-05/0.5522, allocations: 64.5 kB / 1.181 GB, free: 7.438 MB / 0.9356 GB
Notification: Performance of pre-optimization done (n=230): time 4.829e-06/0.5522, allocations: 0 / 1.181 GB, free: 7.438 MB / 0.9356 GB
Notification: Performance of matching and sorting (n=313): time 0.1553/0.7075, allocations: 39.58 MB / 1.219 GB, free: 15.79 MB / 0.9825 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001467/0.7076, allocations: 243.9 kB / 1.22 GB, free: 15.5 MB / 0.9825 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002326/0.71, allocations: 1.302 MB / 1.221 GB, free: 14.18 MB / 0.9825 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005882/0.7106, allocations: 77.7 kB / 1.221 GB, free: 14.1 MB / 0.9825 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0009438/0.7115, allocations: 1.246 MB / 1.222 GB, free: 12.84 MB / 0.9825 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001483/0.713, allocations: 1.055 MB / 1.223 GB, free: 11.77 MB / 0.9825 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0006348/0.7137, allocations: 256.5 kB / 1.223 GB, free: 11.51 MB / 0.9825 GB
Notification: Performance of setup shared object (initialization): time 0.0001102/0.7138, allocations: 305.1 kB / 1.224 GB, free: 11.21 MB / 0.9825 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.007038/0.7209, allocations: 2.762 MB / 1.226 GB, free: 8.441 MB / 0.9825 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007811/0.7287, allocations: 3.455 MB / 1.23 GB, free: 4.73 MB / 0.9825 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01473/0.7435, allocations: 6.39 MB / 1.236 GB, free: 14.06 MB / 0.9981 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.056e-05/0.7435, allocations: 4 kB / 1.236 GB, free: 14.05 MB / 0.9981 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.03417/0.7777, allocations: 11.06 MB / 1.247 GB, free: 2.934 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0006808/0.7784, allocations: 0.6224 MB / 1.247 GB, free: 2.055 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.997e-05/0.7785, allocations: 20 kB / 1.247 GB, free: 2.035 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.6344/1.413, allocations: 6.365 MB / 1.254 GB, free: 162.3 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004814/1.418, allocations: 0.9427 MB / 1.255 GB, free: 162.3 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05243/1.47, allocations: 26.42 MB / 1.28 GB, free: 152.7 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005011/1.475, allocations: 0.5512 MB / 1.281 GB, free: 152.6 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007737/1.476, allocations: 146.6 kB / 1.281 GB, free: 152.6 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 1.448e-05/1.476, allocations: 5.25 kB / 1.281 GB, free: 152.6 MB / 0.9981 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 0.008408/1.485, allocations: 3.11 MB / 1.284 GB, free: 151.5 MB / 0.9981 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated