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.BalancedStepDown.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.BalancedStepDown.DD,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_DD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_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 1.325/1.325, allocations: 251.5 MB / 266.7 MB, free: 11.03 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0008793/0.0008794, allocations: 162.4 kB / 325.8 MB, free: 2.695 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.788/1.788, allocations: 205 MB / 0.576 GB, free: 20.96 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001009/0.001009, allocations: 84 kB / 0.6797 GB, free: 14.7 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003128/0.0003129, allocations: 11.86 kB / 0.7933 GB, free: 136.5 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2273/0.2276, allocations: 105.4 MB / 0.8962 GB, free: 68.02 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD): time 0.01425/0.2419, allocations: 15.85 MB / 0.9117 GB, free: 52.11 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.00902/0.251, allocations: 6.533 MB / 0.9181 GB, free: 45.56 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001808/0.2529, allocations: 47.81 kB / 0.9181 GB, free: 45.51 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.002714/0.2556, allocations: 1.026 MB / 0.9191 GB, free: 44.48 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.003102/0.2587, allocations: 1.238 MB / 0.9203 GB, free: 43.24 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002784/0.2615, allocations: 1.131 MB / 0.9214 GB, free: 42.11 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.005482/0.267, allocations: 7.626 MB / 0.9289 GB, free: 34.47 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.007417/0.2745, allocations: 6.213 MB / 0.935 GB, free: 28.2 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.00338/0.2779, allocations: 1.518 MB / 0.9364 GB, free: 26.67 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003896/0.2818, allocations: 2.411 MB / 0.9388 GB, free: 24.25 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.0005494/0.2823, allocations: 212 kB / 0.939 GB, free: 24.05 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002315/0.2847, allocations: 1.15 MB / 0.9401 GB, free: 22.89 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.001178/0.2858, allocations: 1.703 MB / 0.9418 GB, free: 21.19 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.001204/0.2871, allocations: 1.578 MB / 0.9433 GB, free: 19.6 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.003947/0.291, allocations: 6.417 MB / 0.9496 GB, free: 13.16 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 4.348e-06/0.291, allocations: 0 / 0.9496 GB, free: 13.16 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 2.325e-06/0.291, allocations: 0 / 0.9496 GB, free: 13.16 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 5.633e-05/0.2911, allocations: 0 / 0.9496 GB, free: 13.16 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: 863
 * Number of variables: 863
Notification: Performance of Generate backend data structure: time 0.004254/0.2954, allocations: 2.818 MB / 0.9523 GB, free: 10.29 MB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 5.142e-05/0.2954, allocations: 8.031 kB / 0.9524 GB, free: 10.28 MB / 0.6042 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.000484/0.2959, allocations: 480.2 kB / 0.9528 GB, free: 9.797 MB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01043/0.3063, allocations: 2.314 MB / 0.9551 GB, free: 7.477 MB / 0.6042 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.003252/0.3096, allocations: 1.975 MB / 0.957 GB, free: 5.457 MB / 0.6042 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001089/0.3097, allocations: 234.2 kB / 0.9572 GB, free: 5.227 MB / 0.6042 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0004184/0.3102, allocations: 300 kB / 0.9575 GB, free: 4.934 MB / 0.6042 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01018/0.3204, allocations: 6.398 MB / 0.9638 GB, free: 14.42 MB / 0.6198 GB
Notification: Performance of preOpt findStateOrder (simulation): time 5.841e-05/0.3204, allocations: 3.938 kB / 0.9638 GB, free: 14.42 MB / 0.6198 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003366/0.3208, allocations: 128 kB / 0.9639 GB, free: 14.29 MB / 0.6198 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004092/0.3212, allocations: 321.3 kB / 0.9642 GB, free: 13.98 MB / 0.6198 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01363/0.3349, allocations: 6.566 MB / 0.9706 GB, free: 7.391 MB / 0.6198 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03067/0.3656, allocations: 24.82 MB / 0.9948 GB, free: 12.51 MB / 0.6511 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008774/0.3744, allocations: 5.428 MB / 1 GB, free: 6.723 MB / 0.6511 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006428/0.3809, allocations: 2.924 MB / 1.003 GB, free: 3.773 MB / 0.6511 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000354/0.3813, allocations: 139 kB / 1.003 GB, free: 3.621 MB / 0.6511 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.312e-05/0.3814, allocations: 68.5 kB / 1.003 GB, free: 3.543 MB / 0.6511 GB
Notification: Performance of pre-optimization done (n=230): time 5.31e-06/0.3814, allocations: 0 / 1.003 GB, free: 3.543 MB / 0.6511 GB
Notification: Performance of matching and sorting (n=313): time 0.1348/0.5162, allocations: 39.54 MB / 1.042 GB, free: 11.95 MB / 0.698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001361/0.5164, allocations: 247.8 kB / 1.042 GB, free: 11.65 MB / 0.698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001742/0.5181, allocations: 1.225 MB / 1.043 GB, free: 10.41 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005343/0.5187, allocations: 77.7 kB / 1.043 GB, free: 10.33 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0008383/0.5195, allocations: 1.231 MB / 1.045 GB, free: 9.082 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001008/0.5206, allocations: 1.055 MB / 1.046 GB, free: 8.012 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003951/0.521, allocations: 264.5 kB / 1.046 GB, free: 7.746 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.0001036/0.5211, allocations: 301.1 kB / 1.046 GB, free: 7.449 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005599/0.5267, allocations: 2.746 MB / 1.049 GB, free: 4.699 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006176/0.5329, allocations: 3.439 MB / 1.052 GB, free: 1 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.444/0.9769, allocations: 6.375 MB / 1.058 GB, free: 142.9 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.043e-05/0.9769, allocations: 5.719 kB / 1.058 GB, free: 142.9 MB / 0.698 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.02935/1.006, allocations: 11 MB / 1.069 GB, free: 141.6 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0005562/1.007, allocations: 0.6271 MB / 1.07 GB, free: 140.8 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.691e-05/1.007, allocations: 15.84 kB / 1.07 GB, free: 140.8 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02123/1.028, allocations: 6.298 MB / 1.076 GB, free: 140 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003944/1.032, allocations: 0.9294 MB / 1.077 GB, free: 140 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03671/1.069, allocations: 26.39 MB / 1.103 GB, free: 119.1 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003764/1.073, allocations: 0.5378 MB / 1.103 GB, free: 118.5 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003469/1.073, allocations: 140 kB / 1.103 GB, free: 118.4 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.07e-05/1.073, allocations: 5.422 kB / 1.103 GB, free: 118.4 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 0.005602/1.079, allocations: 3.092 MB / 1.106 GB, free: 115.3 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated