Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.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 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false) Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/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 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.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001168/0.001168, allocations: 104.9 kB / 16.29 MB, free: 6.012 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001092/0.001092, allocations: 185.2 kB / 17.22 MB, free: 5.621 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.528/1.528, allocations: 205.1 MB / 223.1 MB, free: 12.31 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.814/1.814, allocations: 292.3 MB / 0.5495 GB, free: 17.59 MB / 462.1 MB Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.001676/0.001676, allocations: 63.91 kB / 0.6722 GB, free: 6.469 MB / 0.545 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2639/0.2656, allocations: 114.6 MB / 0.7841 GB, free: 3.801 MB / 0.6544 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.5446/0.8103, allocations: 18.23 MB / 0.8019 GB, free: 40.34 MB / 0.6544 GB Notification: Performance of NFInst.instExpressions: time 0.01197/0.8223, allocations: 6.9 MB / 0.8086 GB, free: 35.68 MB / 0.6544 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002549/0.8249, allocations: 58.84 kB / 0.8087 GB, free: 35.68 MB / 0.6544 GB Notification: Performance of NFTyping.typeComponents: time 0.003958/0.829, allocations: 1.465 MB / 0.8101 GB, free: 34.81 MB / 0.6544 GB Notification: Performance of NFTyping.typeBindings: time 0.005999/0.835, allocations: 1.419 MB / 0.8115 GB, free: 34.02 MB / 0.6544 GB Notification: Performance of NFTyping.typeClassSections: time 0.004305/0.8393, allocations: 1.295 MB / 0.8128 GB, free: 33.33 MB / 0.6544 GB Notification: Performance of NFFlatten.flatten: time 0.01105/0.8504, allocations: 5.469 MB / 0.8181 GB, free: 31.02 MB / 0.6544 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01338/0.8638, allocations: 7.241 MB / 0.8252 GB, free: 28.4 MB / 0.6544 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005686/0.8695, allocations: 2.369 MB / 0.8275 GB, free: 27.33 MB / 0.6544 GB Notification: Performance of NFSimplifyModel.simplify: time 0.00701/0.8766, allocations: 2.973 MB / 0.8304 GB, free: 26.09 MB / 0.6544 GB Notification: Performance of NFPackage.collectConstants: time 0.002878/0.8795, allocations: 0.5141 MB / 0.8309 GB, free: 26.09 MB / 0.6544 GB Notification: Performance of NFFlatten.collectFunctions: time 0.005423/0.8849, allocations: 1.267 MB / 0.8322 GB, free: 25.81 MB / 0.6544 GB Notification: Performance of NFScalarize.scalarize: time 0.005585/0.8905, allocations: 2.245 MB / 0.8343 GB, free: 24.95 MB / 0.6544 GB Notification: Performance of NFVerifyModel.verify: time 0.008468/0.899, allocations: 2.184 MB / 0.8365 GB, free: 23.54 MB / 0.6544 GB Notification: Performance of NFConvertDAE.convert: time 0.01731/0.9164, allocations: 7.781 MB / 0.8441 GB, free: 20.57 MB / 0.6544 GB Notification: Performance of FrontEnd - DAE generated: time 9.167e-06/0.9164, allocations: 0 / 0.8441 GB, free: 20.57 MB / 0.6544 GB Notification: Performance of FrontEnd: time 3.406e-06/0.9164, allocations: 3.656 kB / 0.8441 GB, free: 20.57 MB / 0.6544 GB Notification: Performance of Transformations before backend: time 0.0004088/0.9169, allocations: 0 / 0.8441 GB, free: 20.57 MB / 0.6544 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.02137/0.9382, allocations: 3.831 MB / 0.8478 GB, free: 18 MB / 0.6544 GB Notification: Performance of prepare preOptimizeDAE: time 4.967e-05/0.9383, allocations: 9.812 kB / 0.8478 GB, free: 18 MB / 0.6544 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01425/0.9526, allocations: 2.345 MB / 0.8501 GB, free: 16.88 MB / 0.6544 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.009201/0.9618, allocations: 2.165 MB / 0.8522 GB, free: 15.52 MB / 0.6544 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0006863/0.9625, allocations: 272.5 kB / 0.8525 GB, free: 15.4 MB / 0.6544 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.004012/0.9666, allocations: 354.3 kB / 0.8528 GB, free: 15.28 MB / 0.6544 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02852/0.9951, allocations: 7.118 MB / 0.8598 GB, free: 11.22 MB / 0.6544 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002876/0.9955, allocations: 10.5 kB / 0.8598 GB, free: 11.21 MB / 0.6544 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.003099/0.9986, allocations: 147.1 kB / 0.8599 GB, free: 11.1 MB / 0.6544 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000879/0.9995, allocations: 337.7 kB / 0.8603 GB, free: 11 MB / 0.6544 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02154/1.021, allocations: 6.999 MB / 0.8671 GB, free: 5.785 MB / 0.6544 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0438/1.065, allocations: 26.43 MB / 0.8929 GB, free: 9.176 MB / 0.6856 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009342/1.074, allocations: 4.99 MB / 0.8978 GB, free: 3.875 MB / 0.6856 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.00623/1.081, allocations: 2.595 MB / 0.9003 GB, free: 1.266 MB / 0.6856 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003912/1.081, allocations: 135 kB / 0.9004 GB, free: 1.117 MB / 0.6856 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.546e-05/1.081, allocations: 68.42 kB / 0.9005 GB, free: 1.039 MB / 0.6856 GB Notification: Performance of pre-optimization done (n=208): time 5.169e-06/1.081, allocations: 0 / 0.9005 GB, free: 1.039 MB / 0.6856 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv2.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=271): time 0.104/1.185, allocations: 30.94 MB / 0.9307 GB, free: 2.008 MB / 0.7169 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001769/1.185, allocations: 239.6 kB / 0.9309 GB, free: 1.727 MB / 0.7169 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003117/1.188, allocations: 1.446 MB / 0.9324 GB, free: 280 kB / 0.7169 GB Notification: Performance of collectPreVariables (initialization): time 0.0006681/1.189, allocations: 69.7 kB / 0.9324 GB, free: 204 kB / 0.7169 GB Notification: Performance of collectInitialEqns (initialization): time 0.00123/1.19, allocations: 1.503 MB / 0.9339 GB, free: 14.68 MB / 0.7325 GB Notification: Performance of collectInitialBindings (initialization): time 0.00158/1.192, allocations: 0.9126 MB / 0.9348 GB, free: 13.75 MB / 0.7325 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.00194/1.194, allocations: 0.6318 MB / 0.9354 GB, free: 13.11 MB / 0.7325 GB Notification: Performance of setup shared object (initialization): time 0.0001236/1.194, allocations: 313.1 kB / 0.9357 GB, free: 12.8 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005721/1.2, allocations: 2.67 MB / 0.9383 GB, free: 10.12 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00671/1.207, allocations: 3.548 MB / 0.9418 GB, free: 6.195 MB / 0.7325 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01277/1.219, allocations: 6.383 MB / 0.948 GB, free: 15.41 MB / 0.7481 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.537e-05/1.219, allocations: 8 kB / 0.948 GB, free: 15.41 MB / 0.7481 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv2.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization): time 0.02823/1.248, allocations: 10.95 MB / 0.9587 GB, free: 4.352 MB / 0.7481 GB Notification: Performance of prepare postOptimizeDAE: time 7.531e-05/1.248, allocations: 16 kB / 0.9587 GB, free: 4.336 MB / 0.7481 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.993e-05/1.248, allocations: 31.98 kB / 0.9587 GB, free: 4.305 MB / 0.7481 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01979/1.268, allocations: 5.474 MB / 0.9641 GB, free: 14.82 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004784/1.273, allocations: 0.9905 MB / 0.9651 GB, free: 13.82 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04351/1.316, allocations: 28.16 MB / 0.9926 GB, free: 1.211 MB / 0.7794 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004779/1.321, allocations: 0.5497 MB / 0.9931 GB, free: 0.6602 MB / 0.7794 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006689/1.322, allocations: 151.9 kB / 0.9932 GB, free: 0.5117 MB / 0.7794 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008883/1.33, allocations: 3.968 MB / 0.9971 GB, free: 12.53 MB / 0.795 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006411/1.337, allocations: 3.509 MB / 1.001 GB, free: 8.645 MB / 0.795 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08496/1.422, allocations: 24.55 MB / 1.025 GB, free: 15.59 MB / 0.8262 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.738e-05/1.422, allocations: 8 kB / 1.025 GB, free: 15.58 MB / 0.8262 GB Warning: The linear system: 1 : transformer.conv1.V2[2] = line2.v3_n[2] - line2.v1_n[2] 2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] 3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2] 4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v1_n[2] ; line2.v1_p[2] ; line2.v3_p[2] ; line2.v3_n[2] ] = [ -transformer.conv1.V2[2] ; line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ; -loadRL.load3.v[2] ; line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1] ] might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v2_p[1] ; line2.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ] = [ -loadRL.load1.v[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -transformer.conv2.V2[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.02467/1.447, allocations: 10.5 MB / 1.035 GB, free: 4.934 MB / 0.8262 GB Notification: Performance of prepare postOptimizeDAE: time 4.583e-05/1.447, allocations: 18.03 kB / 1.035 GB, free: 4.918 MB / 0.8262 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.845e-05/1.447, allocations: 27.94 kB / 1.035 GB, free: 4.891 MB / 0.8262 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01421/1.461, allocations: 4.251 MB / 1.039 GB, free: 0.6211 MB / 0.8262 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004983/1.466, allocations: 1.034 MB / 1.04 GB, free: 15.59 MB / 0.8419 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03684/1.503, allocations: 27.12 MB / 1.066 GB, free: 3.734 MB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004669/1.508, allocations: 0.5341 MB / 1.067 GB, free: 3.199 MB / 0.8575 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006942/1.508, allocations: 159.9 kB / 1.067 GB, free: 3.043 MB / 0.8575 GB Warning: Assuming fixed start value for the following 2 variables: node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system: 0.0 = (-line2.i1[2]) - line2.i2[2] - line2.i3[2] 0.0 = (-line2.i1[1]) - line2.i2[1] - line2.i3[1]. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 119 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (301): * Single equations (assignments): 298 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,3,100.0%), (10,44,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of prepare postOptimizeDAE: time 0.001164/1.51, allocations: 392.9 kB / 1.068 GB, free: 2.652 MB / 0.8575 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007196/1.51, allocations: 201.6 kB / 1.068 GB, free: 2.453 MB / 0.8575 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_p[1] ; line2.v2_p[1] ; line2.v2_n[1] ; line2.v1_n[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -transformer.conv2.V2[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -loadRL.load1.v[1] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02599/1.536, allocations: 10.16 MB / 1.078 GB, free: 8.211 MB / 0.8731 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.423e-05/1.536, allocations: 31.94 kB / 1.078 GB, free: 8.18 MB / 0.8731 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.095e-05/1.536, allocations: 12 kB / 1.078 GB, free: 8.168 MB / 0.8731 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.147e-05/1.537, allocations: 15.95 kB / 1.078 GB, free: 8.152 MB / 0.8731 GB Warning: The linear system: 1 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ; line2.v2_p[1] ] = [ line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -transformer.conv2.V2[1] ] might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.03862/1.575, allocations: 16.34 MB / 1.094 GB, free: 7.574 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.643e-05/1.575, allocations: 8 kB / 1.094 GB, free: 7.566 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003483/1.579, allocations: 0.738 MB / 1.094 GB, free: 6.828 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01848/1.597, allocations: 5.103 MB / 1.099 GB, free: 1.707 MB / 0.8887 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0008957/1.598, allocations: 71.95 kB / 1.099 GB, free: 1.637 MB / 0.8887 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04439/1.643, allocations: 27.18 MB / 1.126 GB, free: 5.953 MB / 0.92 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.08e-05/1.643, allocations: 11.94 kB / 1.126 GB, free: 5.941 MB / 0.92 GB Warning: The linear system: 1 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[1] ] = [ line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv2.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ] might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.5773/2.22, allocations: 10.13 MB / 1.136 GB, free: 289 MB / 0.92 GB Notification: Performance of postOpt removeConstants (simulation): time 0.00192/2.222, allocations: 0.7159 MB / 1.137 GB, free: 288.9 MB / 0.92 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005188/2.222, allocations: 61.7 kB / 1.137 GB, free: 288.9 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003367/2.226, allocations: 0.4987 MB / 1.137 GB, free: 288.9 MB / 0.92 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008734/2.227, allocations: 226.8 kB / 1.137 GB, free: 288.9 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002598/2.227, allocations: 95.09 kB / 1.137 GB, free: 288.9 MB / 0.92 GB Notification: Performance of sorting global known variables: time 0.001439/2.228, allocations: 0.9802 MB / 1.138 GB, free: 288.8 MB / 0.92 GB Notification: Performance of sort global known variables: time 3.4e-07/2.228, allocations: 0 / 1.138 GB, free: 288.8 MB / 0.92 GB Notification: Performance of remove unused functions: time 0.006881/2.235, allocations: 1.84 MB / 1.14 GB, free: 288.8 MB / 0.92 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 34 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (165): * Single equations (assignments): 162 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(10,44,70.0%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0005457/2.236, allocations: 180.9 kB / 1.14 GB, free: 288.7 MB / 0.92 GB Notification: Performance of simCode: created initialization part: time 0.03211/2.268, allocations: 12.42 MB / 1.152 GB, free: 287.7 MB / 0.92 GB Notification: Performance of simCode: created event and clocks part: time 2.809e-05/2.268, allocations: 0 / 1.152 GB, free: 287.7 MB / 0.92 GB Notification: Performance of simCode: created simulation system equations: time 0.01246/2.281, allocations: 4.38 MB / 1.157 GB, free: 287 MB / 0.92 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002989/2.284, allocations: 284.4 kB / 1.157 GB, free: 286.9 MB / 0.92 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0255/2.309, allocations: 9.482 MB / 1.166 GB, free: 283.7 MB / 0.92 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003841/2.313, allocations: 2.845 MB / 1.169 GB, free: 282.5 MB / 0.92 GB Notification: Performance of simCode: alias equations: time 0.004647/2.318, allocations: 1.637 MB / 1.171 GB, free: 282.5 MB / 0.92 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007727/2.319, allocations: 182.9 kB / 1.171 GB, free: 282.5 MB / 0.92 GB Notification: Performance of SimCode: time 9.92e-07/2.319, allocations: 1.312 kB / 1.171 GB, free: 282.5 MB / 0.92 GB Notification: Performance of Templates: time 0.1046/2.423, allocations: 77.75 MB / 1.247 GB, free: 225.3 MB / 0.92 GB make -j1 -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile (rm -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=480 -s cvode -lv LOG_STATS > Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)