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 1.534/1.534, allocations: 249.3 MB / 261.8 MB, free: 5.879 MB / 202.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001012/0.001012, allocations: 176.8 kB / 321.3 MB, free: 14.65 MB / 266.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.545/1.545, allocations: 205.2 MB / 0.572 GB, free: 10.6 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008752/0.0008749, allocations: 86.48 kB / 0.6764 GB, free: 15.58 MB / 0.5261 GB
Notification: Performance of FrontEnd - loaded program: time 3.231e-05/3.235e-05, allocations: 4 kB / 0.7881 GB, free: 96.97 MB / 0.5417 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.231/0.2311, allocations: 106.3 MB / 0.8919 GB, free: 6.535 MB / 0.5573 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.8437/1.075, allocations: 192.8 MB / 1.08 GB, free: 8.441 MB / 0.698 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003348/1.075, allocations: 117.9 kB / 1.08 GB, free: 8.371 MB / 0.698 GB
Notification: Performance of FrontEnd - DAE generated: time 0.3656/1.441, allocations: 124.1 MB / 1.201 GB, free: 1.215 MB / 0.8073 GB
Notification: Performance of FrontEnd: time 1.854e-06/1.441, allocations: 0 / 1.201 GB, free: 1.215 MB / 0.8073 GB
Notification: Performance of Transformations before backend: time 0.000146/1.441, allocations: 67.98 kB / 1.201 GB, free: 1.148 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: 874
 * Number of variables: 874
Notification: Performance of Generate backend data structure: time 0.008702/1.45, allocations: 2.703 MB / 1.204 GB, free: 14.39 MB / 0.823 GB
Notification: Performance of prepare preOptimizeDAE: time 6.076e-05/1.45, allocations: 12.03 kB / 1.204 GB, free: 14.38 MB / 0.823 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001692/1.451, allocations: 488.3 kB / 1.205 GB, free: 13.89 MB / 0.823 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01351/1.465, allocations: 2.091 MB / 1.207 GB, free: 11.79 MB / 0.823 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005896/1.471, allocations: 2.005 MB / 1.209 GB, free: 9.742 MB / 0.823 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002909/1.471, allocations: 234.2 kB / 1.209 GB, free: 9.512 MB / 0.823 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001582/1.473, allocations: 311.9 kB / 1.209 GB, free: 9.207 MB / 0.823 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01303/1.486, allocations: 5.347 MB / 1.214 GB, free: 3.75 MB / 0.823 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.704e-05/1.486, allocations: 4 kB / 1.214 GB, free: 3.746 MB / 0.823 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004302/1.487, allocations: 124 kB / 1.214 GB, free: 3.625 MB / 0.823 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006078/1.487, allocations: 297.2 kB / 1.215 GB, free: 3.332 MB / 0.823 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01088/1.498, allocations: 5.023 MB / 1.22 GB, free: 14.3 MB / 0.8386 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03961/1.538, allocations: 24.85 MB / 1.244 GB, free: 3.379 MB / 0.8542 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007402/1.545, allocations: 4.962 MB / 1.249 GB, free: 14.06 MB / 0.8698 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.004318/1.55, allocations: 2.31 MB / 1.251 GB, free: 11.73 MB / 0.8698 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003617/1.55, allocations: 147 kB / 1.251 GB, free: 11.57 MB / 0.8698 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.724e-05/1.55, allocations: 60.52 kB / 1.251 GB, free: 11.5 MB / 0.8698 GB
Notification: Performance of pre-optimization done (n=230): time 4.889e-06/1.55, allocations: 0 / 1.251 GB, free: 11.5 MB / 0.8698 GB
Notification: Performance of matching and sorting (n=311): time 0.7294/2.279, allocations: 30.99 MB / 1.281 GB, free: 243.3 MB / 0.8698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.000128/2.28, allocations: 241.5 kB / 1.282 GB, free: 243.1 MB / 0.8698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002609/2.282, allocations: 1.154 MB / 1.283 GB, free: 242.9 MB / 0.8698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0008872/2.283, allocations: 77.45 kB / 1.283 GB, free: 242.9 MB / 0.8698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001036/2.284, allocations: 1.249 MB / 1.284 GB, free: 242.4 MB / 0.8698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001701/2.286, allocations: 1.044 MB / 1.285 GB, free: 241.8 MB / 0.8698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002829/2.286, allocations: 66.02 kB / 1.285 GB, free: 241.8 MB / 0.8698 GB
Notification: Performance of setup shared object (initialization): time 0.000264/2.286, allocations: 439.8 kB / 1.286 GB, free: 241.5 MB / 0.8698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.004081/2.291, allocations: 2.237 MB / 1.288 GB, free: 241.5 MB / 0.8698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.004558/2.295, allocations: 2.924 MB / 1.291 GB, free: 240.7 MB / 0.8698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.004789/2.3, allocations: 2.658 MB / 1.293 GB, free: 240.7 MB / 0.8698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.937e-05/2.3, allocations: 9.422 kB / 1.293 GB, free: 240.7 MB / 0.8698 GB
Notification: Performance of matching and sorting (n=412) (initialization): time 0.0191/2.319, allocations: 8.419 MB / 1.302 GB, free: 240.4 MB / 0.8698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.002302/2.321, allocations: 7.315 MB / 1.309 GB, free: 232.8 MB / 0.8698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.028e-05/2.322, allocations: 19.28 kB / 1.309 GB, free: 232.8 MB / 0.8698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02485/2.346, allocations: 6.757 MB / 1.315 GB, free: 232.7 MB / 0.8698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004538/2.351, allocations: 0.8234 MB / 1.316 GB, free: 232.7 MB / 0.8698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02584/2.377, allocations: 16.66 MB / 1.332 GB, free: 227.8 MB / 0.8698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00498/2.382, allocations: 0.505 MB / 1.333 GB, free: 227.7 MB / 0.8698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00134/2.383, allocations: 178.5 kB / 1.333 GB, free: 227.7 MB / 0.8698 GB
Notification: Performance of prepare postOptimizeDAE: time 2.116e-05/2.383, allocations: 3.844 kB / 1.333 GB, free: 227.7 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 0.006408/2.39, allocations: 2.709 MB / 1.336 GB, free: 226.7 MB / 0.8698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated