Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001193/0.001193, allocations: 109.4 kB / 15.69 MB, free: 128 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001359/0.001359, allocations: 186.1 kB / 16.62 MB, free: 6.613 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.417/1.417, allocations: 205.1 MB / 222.5 MB, free: 4.547 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.795/1.795, allocations: 292.3 MB / 0.549 GB, free: 12.73 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 0.001485/0.001485, allocations: 69.62 kB / 0.6723 GB, free: 26.04 MB / 0.5294 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2623/0.2638, allocations: 114.6 MB / 0.7842 GB, free: 12.72 MB / 0.6075 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02238/0.2862, allocations: 18.23 MB / 0.802 GB, free: 10.41 MB / 0.6231 GB Notification: Performance of NFInst.instExpressions: time 0.01201/0.2983, allocations: 6.868 MB / 0.8087 GB, free: 3.523 MB / 0.6231 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001764/0.3001, allocations: 55.88 kB / 0.8087 GB, free: 3.469 MB / 0.6231 GB Notification: Performance of NFTyping.typeComponents: time 0.003605/0.3038, allocations: 1.465 MB / 0.8102 GB, free: 2 MB / 0.6231 GB Notification: Performance of NFTyping.typeBindings: time 0.004205/0.308, allocations: 1.408 MB / 0.8115 GB, free: 0.5859 MB / 0.6231 GB Notification: Performance of NFTyping.typeClassSections: time 0.003409/0.3114, allocations: 1.279 MB / 0.8128 GB, free: 15.3 MB / 0.6387 GB Notification: Performance of NFFlatten.flatten: time 0.006643/0.3181, allocations: 5.46 MB / 0.8181 GB, free: 9.832 MB / 0.6387 GB Notification: Performance of NFFlatten.resolveConnections: time 0.008645/0.3267, allocations: 7.136 MB / 0.8251 GB, free: 2.582 MB / 0.6387 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004285/0.331, allocations: 2.361 MB / 0.8274 GB, free: 220 kB / 0.6387 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005653/0.3367, allocations: 2.968 MB / 0.8303 GB, free: 13.23 MB / 0.6544 GB Notification: Performance of NFPackage.collectConstants: time 0.001193/0.3379, allocations: 0.5156 MB / 0.8308 GB, free: 12.72 MB / 0.6544 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003198/0.3411, allocations: 1.272 MB / 0.832 GB, free: 11.45 MB / 0.6544 GB Notification: Performance of NFScalarize.scalarize: time 0.00246/0.3436, allocations: 2.246 MB / 0.8342 GB, free: 9.199 MB / 0.6544 GB Notification: Performance of NFVerifyModel.verify: time 0.003144/0.3468, allocations: 2.187 MB / 0.8364 GB, free: 7.004 MB / 0.6544 GB Notification: Performance of NFConvertDAE.convert: time 0.008401/0.3552, allocations: 7.783 MB / 0.844 GB, free: 15.2 MB / 0.67 GB Notification: Performance of FrontEnd - DAE generated: time 6.001e-06/0.3552, allocations: 4 kB / 0.844 GB, free: 15.2 MB / 0.67 GB Notification: Performance of FrontEnd: time 2.094e-06/0.3552, allocations: 0 / 0.844 GB, free: 15.2 MB / 0.67 GB Notification: Performance of Transformations before backend: time 0.0001887/0.3554, allocations: 0 / 0.844 GB, free: 15.2 MB / 0.67 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 0.008938/0.3644, allocations: 3.823 MB / 0.8477 GB, free: 11.31 MB / 0.67 GB Notification: Performance of prepare preOptimizeDAE: time 5.733e-05/0.3644, allocations: 12.03 kB / 0.8477 GB, free: 11.3 MB / 0.67 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01264/0.3771, allocations: 2.341 MB / 0.85 GB, free: 8.953 MB / 0.67 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005627/0.3827, allocations: 2.19 MB / 0.8521 GB, free: 6.719 MB / 0.67 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002224/0.383, allocations: 267.5 kB / 0.8524 GB, free: 6.457 MB / 0.67 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001099/0.3841, allocations: 355.8 kB / 0.8527 GB, free: 6.109 MB / 0.67 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01481/0.3989, allocations: 7.124 MB / 0.8597 GB, free: 14.88 MB / 0.6856 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.779e-05/0.399, allocations: 3.938 kB / 0.8597 GB, free: 14.88 MB / 0.6856 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004797/0.3995, allocations: 152 kB / 0.8598 GB, free: 14.73 MB / 0.6856 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005038/0.4001, allocations: 334.1 kB / 0.8601 GB, free: 14.4 MB / 0.6856 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01703/0.4171, allocations: 7.001 MB / 0.867 GB, free: 7.391 MB / 0.6856 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04349/0.4606, allocations: 26.48 MB / 0.8928 GB, free: 10.73 MB / 0.7169 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00972/0.4704, allocations: 4.987 MB / 0.8977 GB, free: 5.434 MB / 0.7169 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006245/0.4767, allocations: 2.596 MB / 0.9003 GB, free: 2.82 MB / 0.7169 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003604/0.4771, allocations: 135 kB / 0.9004 GB, free: 2.672 MB / 0.7169 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.129e-05/0.4772, allocations: 60.56 kB / 0.9004 GB, free: 2.602 MB / 0.7169 GB Notification: Performance of pre-optimization done (n=208): time 5.721e-06/0.4772, allocations: 0 / 0.9004 GB, free: 2.602 MB / 0.7169 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.conv1.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.conv1.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 0.599/1.076, allocations: 30.96 MB / 0.9307 GB, free: 123.8 MB / 0.7325 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.00011/1.076, allocations: 235.3 kB / 0.9309 GB, free: 123.6 MB / 0.7325 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002438/1.079, allocations: 1.446 MB / 0.9323 GB, free: 123.1 MB / 0.7325 GB Notification: Performance of collectPreVariables (initialization): time 0.000582/1.079, allocations: 72.98 kB / 0.9324 GB, free: 123 MB / 0.7325 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008616/1.08, allocations: 1.501 MB / 0.9338 GB, free: 121.8 MB / 0.7325 GB Notification: Performance of collectInitialBindings (initialization): time 0.001067/1.081, allocations: 0.9136 MB / 0.9347 GB, free: 121.1 MB / 0.7325 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001205/1.083, allocations: 0.6294 MB / 0.9353 GB, free: 120.9 MB / 0.7325 GB Notification: Performance of setup shared object (initialization): time 6.414e-05/1.083, allocations: 307.9 kB / 0.9356 GB, free: 120.6 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006607/1.089, allocations: 2.672 MB / 0.9383 GB, free: 119.7 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007515/1.097, allocations: 3.554 MB / 0.9417 GB, free: 117.9 MB / 0.7325 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01239/1.109, allocations: 6.386 MB / 0.948 GB, free: 114.8 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.393e-05/1.109, allocations: 6.688 kB / 0.948 GB, free: 114.8 MB / 0.7325 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.conv1.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.conv1.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 0.02736/1.137, allocations: 10.98 MB / 0.9587 GB, free: 109.7 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 5.063e-05/1.137, allocations: 15.81 kB / 0.9587 GB, free: 109.7 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.857e-05/1.137, allocations: 30.62 kB / 0.9587 GB, free: 109.7 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0181/1.155, allocations: 5.465 MB / 0.9641 GB, free: 107.2 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004071/1.159, allocations: 0.9785 MB / 0.965 GB, free: 106.9 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03896/1.198, allocations: 28.15 MB / 0.9925 GB, free: 80.26 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004401/1.202, allocations: 0.5596 MB / 0.9931 GB, free: 79.7 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000814/1.203, allocations: 152 kB / 0.9932 GB, free: 79.55 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007211/1.211, allocations: 3.96 MB / 0.9971 GB, free: 75.58 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005629/1.216, allocations: 3.52 MB / 1.001 GB, free: 71.69 MB / 0.7325 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.07645/1.293, allocations: 24.55 MB / 1.024 GB, free: 46.66 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.897e-05/1.293, allocations: 8 kB / 1.024 GB, free: 46.65 MB / 0.7325 GB Warning: The linear system: 1 : transformer.conv3.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.conv3.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 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.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] ; 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_n[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 0.02435/1.317, allocations: 10.49 MB / 1.035 GB, free: 36.01 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 3.877e-05/1.317, allocations: 21.59 kB / 1.035 GB, free: 35.99 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.713e-05/1.317, allocations: 28 kB / 1.035 GB, free: 35.96 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01337/1.331, allocations: 4.243 MB / 1.039 GB, free: 31.71 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004533/1.335, allocations: 1.033 MB / 1.04 GB, free: 30.68 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02882/1.364, allocations: 27.12 MB / 1.066 GB, free: 2.871 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004342/1.368, allocations: 0.5342 MB / 1.067 GB, free: 2.336 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006891/1.369, allocations: 152 kB / 1.067 GB, free: 2.188 MB / 0.7325 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.i2[2]) - line2.i1[2] - line2.i3[2] 0.0 = (-line2.i2[1]) - line2.i1[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 0.001747/1.371, allocations: 400.6 kB / 1.067 GB, free: 1.789 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001042/1.372, allocations: 197.7 kB / 1.068 GB, free: 1.594 MB / 0.7325 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.conv1.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.conv1.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 postOpt wrapFunctionCalls (simulation): time 0.02728/1.399, allocations: 10.18 MB / 1.078 GB, free: 7.348 MB / 0.7481 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.919e-05/1.399, allocations: 28 kB / 1.078 GB, free: 7.32 MB / 0.7481 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.991e-05/1.399, allocations: 12 kB / 1.078 GB, free: 7.309 MB / 0.7481 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.327e-05/1.399, allocations: 12.84 kB / 1.078 GB, free: 7.297 MB / 0.7481 GB Warning: The linear system: 1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 2 : 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] 3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 4 : 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] [ -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.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ] = [ -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.conv1.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] ] 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 0.04098/1.44, allocations: 16.27 MB / 1.094 GB, free: 6.855 MB / 0.7637 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.829e-05/1.44, allocations: 11.94 kB / 1.094 GB, free: 6.844 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003846/1.444, allocations: 0.7335 MB / 1.094 GB, free: 6.109 MB / 0.7637 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01851/1.463, allocations: 5.096 MB / 1.099 GB, free: 0.9961 MB / 0.7637 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006783/1.464, allocations: 79.89 kB / 1.099 GB, free: 0.918 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04341/1.507, allocations: 27.21 MB / 1.126 GB, free: 5.23 MB / 0.795 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.63e-05/1.507, allocations: 17.11 kB / 1.126 GB, free: 5.215 MB / 0.795 GB Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.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] ; 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_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02736/1.534, allocations: 10.09 MB / 1.136 GB, free: 10.86 MB / 0.8106 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002309/1.537, allocations: 0.7248 MB / 1.136 GB, free: 10.12 MB / 0.8106 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0009349/1.538, allocations: 52 kB / 1.137 GB, free: 10.07 MB / 0.8106 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004022/1.542, allocations: 0.5031 MB / 1.137 GB, free: 9.562 MB / 0.8106 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001138/1.543, allocations: 227.3 kB / 1.137 GB, free: 9.348 MB / 0.8106 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004686/1.543, allocations: 87.95 kB / 1.137 GB, free: 9.262 MB / 0.8106 GB Notification: Performance of sorting global known variables: time 0.002017/1.545, allocations: 0.9855 MB / 1.138 GB, free: 8.273 MB / 0.8106 GB Notification: Performance of sort global known variables: time 2.7e-07/1.545, allocations: 0 / 1.138 GB, free: 8.273 MB / 0.8106 GB Notification: Performance of remove unused functions: time 0.008167/1.554, allocations: 1.846 MB / 1.14 GB, free: 6.43 MB / 0.8106 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 0.0006809/1.554, allocations: 181.3 kB / 1.14 GB, free: 6.246 MB / 0.8106 GB Notification: Performance of simCode: created initialization part: time 0.03233/1.587, allocations: 12.41 MB / 1.152 GB, free: 9.73 MB / 0.8262 GB Notification: Performance of simCode: created event and clocks part: time 1.669e-05/1.587, allocations: 4 kB / 1.152 GB, free: 9.727 MB / 0.8262 GB Notification: Performance of simCode: created simulation system equations: time 0.01257/1.599, allocations: 4.422 MB / 1.157 GB, free: 5.266 MB / 0.8262 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003465/1.603, allocations: 282.8 kB / 1.157 GB, free: 4.988 MB / 0.8262 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02743/1.63, allocations: 9.485 MB / 1.166 GB, free: 11.39 MB / 0.8419 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005006/1.635, allocations: 2.85 MB / 1.169 GB, free: 8.508 MB / 0.8419 GB Notification: Performance of simCode: alias equations: time 0.005649/1.641, allocations: 1.646 MB / 1.171 GB, free: 6.863 MB / 0.8419 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0008736/1.642, allocations: 167.3 kB / 1.171 GB, free: 6.699 MB / 0.8419 GB Notification: Performance of SimCode: time 1.232e-06/1.642, allocations: 0 / 1.171 GB, free: 6.699 MB / 0.8419 GB Notification: Performance of Templates: time 0.1348/1.777, allocations: 77.72 MB / 1.247 GB, free: 9.191 MB / 0.92 GB make -j1 -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile (rm -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)