Running: ./testmodel.py --libraries=/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD.conf.json
Using package ModelicaServices with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo)
Using package Modelica with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo)
Using package Complex with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo)
Using package Buildings with version 7.0.1 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD")
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo): time 2.295/2.295, allocations: 252.6 MB / 265.2 MB, free: 5.703 MB / 202.7 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001415/0.001415, allocations: 183.8 kB / 324.5 MB, free: 14.4 MB / 266.7 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.073/2.073, allocations: 205.4 MB / 0.5754 GB, free: 10.46 MB / 426.7 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001097/0.001097, allocations: 98.08 kB / 0.6797 GB, free: 15.69 MB / 0.5261 GB
Notification: Performance of FrontEnd - loaded program: time 3.454e-05/3.476e-05, allocations: 4 kB / 0.7912 GB, free: 96.56 MB / 0.5417 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2119/0.2119, allocations: 106.2 MB / 0.8949 GB, free: 6.227 MB / 0.5573 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.9596/1.172, allocations: 191.9 MB / 1.082 GB, free: 9.133 MB / 0.698 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0005638/1.172, allocations: 115.2 kB / 1.082 GB, free: 9.062 MB / 0.698 GB
Notification: Performance of FrontEnd - DAE generated: time 0.5518/1.724, allocations: 123.4 MB / 1.203 GB, free: 2.57 MB / 0.8073 GB
Notification: Performance of FrontEnd: time 2.554e-06/1.724, allocations: 0 / 1.203 GB, free: 2.57 MB / 0.8073 GB
Notification: Performance of Transformations before backend: time 0.0002757/1.724, allocations: 67.98 kB / 1.203 GB, free: 2.504 MB / 0.8073 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 863
 * Number of variables: 863
Notification: Performance of Generate backend data structure: time 0.01511/1.74, allocations: 2.666 MB / 1.206 GB, free: 15.78 MB / 0.823 GB
Notification: Performance of prepare preOptimizeDAE: time 6.401e-05/1.74, allocations: 8.031 kB / 1.206 GB, free: 15.77 MB / 0.823 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.03047/1.77, allocations: 2.087 MB / 1.208 GB, free: 13.68 MB / 0.823 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.009549/1.78, allocations: 1.997 MB / 1.21 GB, free: 11.64 MB / 0.823 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003818/1.78, allocations: 230.1 kB / 1.21 GB, free: 11.41 MB / 0.823 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001836/1.782, allocations: 300 kB / 1.21 GB, free: 11.12 MB / 0.823 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0185/1.801, allocations: 5.326 MB / 1.215 GB, free: 5.68 MB / 0.823 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001096/1.801, allocations: 3.938 kB / 1.215 GB, free: 5.676 MB / 0.823 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0007146/1.801, allocations: 131.9 kB / 1.215 GB, free: 5.547 MB / 0.823 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0009166/1.802, allocations: 289.2 kB / 1.216 GB, free: 5.262 MB / 0.823 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01768/1.82, allocations: 5.007 MB / 1.221 GB, free: 248 kB / 0.823 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.05734/1.878, allocations: 24.76 MB / 1.245 GB, free: 5.422 MB / 0.8542 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01183/1.889, allocations: 4.971 MB / 1.25 GB, free: 100 kB / 0.8542 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.007278/1.897, allocations: 2.314 MB / 1.252 GB, free: 13.77 MB / 0.8698 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0006313/1.897, allocations: 139 kB / 1.252 GB, free: 13.62 MB / 0.8698 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.794e-05/1.898, allocations: 60.5 kB / 1.252 GB, free: 13.55 MB / 0.8698 GB
Notification: Performance of pre-optimization done (n=230): time 5.881e-06/1.898, allocations: 0 / 1.252 GB, free: 13.55 MB / 0.8698 GB
Notification: Performance of matching and sorting (n=311): time 0.8699/2.767, allocations: 30.93 MB / 1.282 GB, free: 243.9 MB / 0.8698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001245/2.768, allocations: 248.6 kB / 1.283 GB, free: 243.6 MB / 0.8698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003005/2.771, allocations: 1.111 MB / 1.284 GB, free: 243.4 MB / 0.8698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0009201/2.772, allocations: 76.52 kB / 1.284 GB, free: 243.4 MB / 0.8698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001268/2.773, allocations: 1.231 MB / 1.285 GB, free: 242.9 MB / 0.8698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.002025/2.775, allocations: 1.048 MB / 1.286 GB, free: 242.3 MB / 0.8698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005274/2.776, allocations: 67.03 kB / 1.286 GB, free: 242.3 MB / 0.8698 GB
Notification: Performance of setup shared object (initialization): time 0.0003314/2.776, allocations: 445.1 kB / 1.286 GB, free: 242 MB / 0.8698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006913/2.783, allocations: 2.237 MB / 1.289 GB, free: 242 MB / 0.8698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007696/2.791, allocations: 2.925 MB / 1.291 GB, free: 241.3 MB / 0.8698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.007754/2.798, allocations: 2.656 MB / 1.294 GB, free: 241.2 MB / 0.8698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.482e-05/2.798, allocations: 8.188 kB / 1.294 GB, free: 241.2 MB / 0.8698 GB
Notification: Performance of matching and sorting (n=412) (initialization): time 0.0314/2.83, allocations: 8.414 MB / 1.302 GB, free: 240.9 MB / 0.8698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.001802/2.832, allocations: 7.313 MB / 1.309 GB, free: 233.3 MB / 0.8698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.942e-05/2.832, allocations: 18.09 kB / 1.309 GB, free: 233.3 MB / 0.8698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.04526/2.877, allocations: 6.762 MB / 1.316 GB, free: 233.3 MB / 0.8698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007142/2.884, allocations: 0.8232 MB / 1.317 GB, free: 233.3 MB / 0.8698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0409/2.925, allocations: 16.66 MB / 1.333 GB, free: 228.3 MB / 0.8698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007407/2.933, allocations: 0.4974 MB / 1.334 GB, free: 228.2 MB / 0.8698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001084/2.934, allocations: 183.7 kB / 1.334 GB, free: 228.2 MB / 0.8698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.451e-05/2.934, allocations: 3.656 kB / 1.334 GB, free: 228.2 MB / 0.8698 GB
Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singulare and cannot handled because number of unassigned equations is larger than number of states. Use -d=bltdump to get more information.
Notification: Performance of <failed> postOpt replaceHomotopyWithSimplified (initialization): time 0.007563/2.941, allocations: 2.711 MB / 1.336 GB, free: 227.2 MB / 0.8698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated