Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_latest_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 10.0.0-master/package.mo", uses=false)
Using package Buildings with version 10.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.0.0-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: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_DD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_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 0.0008457/0.0008459, allocations: 90.75 kB / 15.06 MB, free: 1.098 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0008503/0.0008504, allocations: 172.7 kB / 15.95 MB, free: 208 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.446/1.446, allocations: 223.2 MB / 240 MB, free: 5.297 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.0.0-master/package.mo): time 2.603/2.603, allocations: 409.4 MB / 0.684 GB, free: 0.8594 MB / 0.5294 GB
Notification: Performance of FrontEnd - loaded program: time 0.000341/0.0003411, allocations: 11.94 kB / 0.8378 GB, free: 6.434 MB / 0.6856 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.758/0.7584, allocations: 146.8 MB / 0.9812 GB, free: 6.207 MB / 0.7325 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.0169/0.7753, allocations: 14.85 MB / 0.9957 GB, free: 7.309 MB / 0.7481 GB
Notification: Performance of NFInst.instExpressions: time 0.01111/0.7865, allocations: 6.094 MB / 1.002 GB, free: 1.199 MB / 0.7481 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001731/0.7883, allocations: 39.88 kB / 1.002 GB, free: 1.16 MB / 0.7481 GB
Notification: Performance of NFTyping.typeComponents: time 0.0009034/0.7892, allocations: 325.6 kB / 1.002 GB, free: 0.8398 MB / 0.7481 GB
Notification: Performance of NFTyping.typeBindings: time 0.003/0.7922, allocations: 1.074 MB / 1.003 GB, free: 15.76 MB / 0.7637 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002536/0.7947, allocations: 0.7595 MB / 1.004 GB, free: 15 MB / 0.7637 GB
Notification: Performance of NFFlatten.flatten: time 0.006681/0.8014, allocations: 5.892 MB / 1.01 GB, free: 9.098 MB / 0.7637 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.009055/0.8105, allocations: 5.975 MB / 1.015 GB, free: 3.051 MB / 0.7637 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.00322/0.8138, allocations: 1.534 MB / 1.017 GB, free: 1.512 MB / 0.7637 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003988/0.8178, allocations: 2.384 MB / 1.019 GB, free: 15.12 MB / 0.7794 GB
Notification: Performance of NFPackage.collectConstants: time 0.0007827/0.8186, allocations: 216 kB / 1.019 GB, free: 14.91 MB / 0.7794 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002236/0.8208, allocations: 0.6672 MB / 1.02 GB, free: 14.24 MB / 0.7794 GB
Notification: Performance of NFScalarize.scalarize: time 0.002791/0.8236, allocations: 1.692 MB / 1.022 GB, free: 12.55 MB / 0.7794 GB
Notification: Performance of NFVerifyModel.verify: time 0.001515/0.8252, allocations: 0.6173 MB / 1.022 GB, free: 11.92 MB / 0.7794 GB
Notification: Performance of NFConvertDAE.convert: time 0.006741/0.8319, allocations: 5.539 MB / 1.028 GB, free: 6.371 MB / 0.7794 GB
Notification: Performance of FrontEnd - DAE generated: time 5.55e-06/0.832, allocations: 4 kB / 1.028 GB, free: 6.367 MB / 0.7794 GB
Notification: Performance of FrontEnd: time 3.336e-06/0.832, allocations: 0 / 1.028 GB, free: 6.367 MB / 0.7794 GB
Notification: Performance of Transformations before backend: time 0.0002244/0.8322, allocations: 0 / 1.028 GB, free: 6.367 MB / 0.7794 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 0.007243/0.8395, allocations: 2.872 MB / 1.031 GB, free: 3.434 MB / 0.7794 GB
Notification: Performance of prepare preOptimizeDAE: time 5.464e-05/0.8395, allocations: 12.03 kB / 1.031 GB, free: 3.422 MB / 0.7794 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.00147/0.841, allocations: 492.3 kB / 1.031 GB, free: 2.93 MB / 0.7794 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01168/0.8527, allocations: 2.313 MB / 1.033 GB, free: 0.6094 MB / 0.7794 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004997/0.8577, allocations: 1.947 MB / 1.035 GB, free: 14.61 MB / 0.795 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002442/0.858, allocations: 238.2 kB / 1.035 GB, free: 14.38 MB / 0.795 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008773/0.8589, allocations: 304 kB / 1.036 GB, free: 14.08 MB / 0.795 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01401/0.8729, allocations: 6.407 MB / 1.042 GB, free: 7.562 MB / 0.795 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.922e-05/0.873, allocations: 3.906 kB / 1.042 GB, free: 7.559 MB / 0.795 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000397/0.8734, allocations: 128 kB / 1.042 GB, free: 7.434 MB / 0.795 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004578/0.8739, allocations: 325.3 kB / 1.042 GB, free: 7.113 MB / 0.795 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0157/0.8896, allocations: 6.57 MB / 1.049 GB, free: 0.5312 MB / 0.795 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03828/0.9279, allocations: 24.9 MB / 1.073 GB, free: 5.57 MB / 0.8262 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008718/0.9367, allocations: 5.407 MB / 1.078 GB, free: 15.8 MB / 0.8419 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006447/0.9432, allocations: 2.94 MB / 1.081 GB, free: 12.85 MB / 0.8419 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003572/0.9436, allocations: 135 kB / 1.081 GB, free: 12.7 MB / 0.8419 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.749e-05/0.9437, allocations: 72.42 kB / 1.081 GB, free: 12.62 MB / 0.8419 GB
Notification: Performance of pre-optimization done (n=230): time 4.569e-06/0.9437, allocations: 4 kB / 1.081 GB, free: 12.62 MB / 0.8419 GB
Notification: Performance of matching and sorting (n=313): time 0.1319/1.076, allocations: 39.52 MB / 1.12 GB, free: 5.031 MB / 0.8731 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001591/1.076, allocations: 247.9 kB / 1.12 GB, free: 4.738 MB / 0.8731 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002251/1.078, allocations: 1.263 MB / 1.122 GB, free: 3.461 MB / 0.8731 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006249/1.079, allocations: 73.7 kB / 1.122 GB, free: 3.383 MB / 0.8731 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001058/1.08, allocations: 1.25 MB / 1.123 GB, free: 2.113 MB / 0.8731 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001568/1.081, allocations: 1.051 MB / 1.124 GB, free: 1.047 MB / 0.8731 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0006409/1.082, allocations: 64 kB / 1.124 GB, free: 0.9844 MB / 0.8731 GB
Notification: Performance of setup shared object (initialization): time 0.0003371/1.082, allocations: 440.8 kB / 1.124 GB, free: 0.5469 MB / 0.8731 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006479/1.089, allocations: 2.734 MB / 1.127 GB, free: 13.81 MB / 0.8887 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006897/1.096, allocations: 3.427 MB / 1.13 GB, free: 10.12 MB / 0.8887 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006774/1.103, allocations: 3.142 MB / 1.133 GB, free: 6.961 MB / 0.8887 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.95e-05/1.103, allocations: 4 kB / 1.133 GB, free: 6.957 MB / 0.8887 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.02883/1.132, allocations: 10.99 MB / 1.144 GB, free: 11.91 MB / 0.9044 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0006122/1.132, allocations: 0.6263 MB / 1.145 GB, free: 11.03 MB / 0.9044 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.423e-05/1.132, allocations: 16 kB / 1.145 GB, free: 11.01 MB / 0.9044 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02185/1.154, allocations: 6.291 MB / 1.151 GB, free: 4.707 MB / 0.9044 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004248/1.158, allocations: 0.9361 MB / 1.152 GB, free: 3.77 MB / 0.9044 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04756/1.206, allocations: 26.39 MB / 1.178 GB, free: 9.152 MB / 0.9356 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005488/1.212, allocations: 0.5342 MB / 1.178 GB, free: 8.617 MB / 0.9356 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000959/1.213, allocations: 147.9 kB / 1.178 GB, free: 8.473 MB / 0.9356 GB
Notification: Performance of prepare postOptimizeDAE: time 1.528e-05/1.213, allocations: 6.969 kB / 1.178 GB, free: 8.469 MB / 0.9356 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 0.01175/1.224, allocations: 3.073 MB / 1.181 GB, free: 5.375 MB / 0.9356 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated