Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.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 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-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: translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.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 0.004915/0.004915, allocations: 101.1 kB / 15.73 MB, free: 6.039 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001229/0.001229, allocations: 190.4 kB / 16.67 MB, free: 5.977 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.306/1.306, allocations: 222.9 MB / 240.4 MB, free: 4.18 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002051/0.002051, allocations: 279.2 kB / 290.8 MB, free: 1.789 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9364/0.9364, allocations: 169.3 MB / 0.4983 GB, free: 13.81 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.00179/0.00179, allocations: 103.8 kB / 0.6816 GB, free: 15.4 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1496/0.1514, allocations: 86.98 MB / 0.7665 GB, free: 8.34 MB / 0.5606 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.3399/0.4914, allocations: 18.24 MB / 0.7843 GB, free: 7.234 MB / 0.5606 GB Notification: Performance of NFInst.instExpressions: time 0.009806/0.5013, allocations: 6.872 MB / 0.791 GB, free: 2.586 MB / 0.5606 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001416/0.5028, allocations: 56.5 kB / 0.7911 GB, free: 2.578 MB / 0.5606 GB Notification: Performance of NFTyping.typeComponents: time 0.003228/0.506, allocations: 1.464 MB / 0.7925 GB, free: 1.715 MB / 0.5606 GB Notification: Performance of NFTyping.typeBindings: time 0.003343/0.5093, allocations: 1.443 MB / 0.7939 GB, free: 0.9023 MB / 0.5606 GB Notification: Performance of NFTyping.typeClassSections: time 0.003251/0.5126, allocations: 1.29 MB / 0.7952 GB, free: 216 kB / 0.5606 GB Notification: Performance of NFFlatten.flatten: time 0.005807/0.5184, allocations: 5.477 MB / 0.8005 GB, free: 13.89 MB / 0.5762 GB Notification: Performance of NFFlatten.resolveConnections: time 0.008933/0.5274, allocations: 7.109 MB / 0.8075 GB, free: 11.16 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004488/0.5319, allocations: 2.383 MB / 0.8098 GB, free: 10.09 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005421/0.5374, allocations: 2.966 MB / 0.8127 GB, free: 8.848 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.001275/0.5387, allocations: 0.5152 MB / 0.8132 GB, free: 8.848 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003066/0.5417, allocations: 1.275 MB / 0.8144 GB, free: 8.566 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.002926/0.5447, allocations: 2.251 MB / 0.8166 GB, free: 7.699 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.003693/0.5484, allocations: 2.188 MB / 0.8188 GB, free: 6.285 MB / 0.5762 GB Notification: Performance of NFConvertDAE.convert: time 0.00871/0.5571, allocations: 7.78 MB / 0.8264 GB, free: 1.238 MB / 0.5762 GB Notification: Performance of FrontEnd - DAE generated: time 5.741e-06/0.5571, allocations: 0 / 0.8264 GB, free: 1.238 MB / 0.5762 GB Notification: Performance of FrontEnd: time 2.254e-06/0.5571, allocations: 1.344 kB / 0.8264 GB, free: 1.238 MB / 0.5762 GB Notification: Performance of Transformations before backend: time 0.0001704/0.5573, allocations: 0 / 0.8264 GB, free: 1.238 MB / 0.5762 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 0.009356/0.5667, allocations: 3.826 MB / 0.8301 GB, free: 14.67 MB / 0.5919 GB Notification: Performance of prepare preOptimizeDAE: time 3.795e-05/0.5667, allocations: 9.406 kB / 0.8301 GB, free: 14.67 MB / 0.5919 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01225/0.579, allocations: 2.353 MB / 0.8324 GB, free: 13.54 MB / 0.5919 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005474/0.5845, allocations: 2.182 MB / 0.8345 GB, free: 12.18 MB / 0.5919 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001867/0.5847, allocations: 269 kB / 0.8348 GB, free: 12.06 MB / 0.5919 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001063/0.5858, allocations: 351.9 kB / 0.8351 GB, free: 11.94 MB / 0.5919 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01426/0.6, allocations: 7.124 MB / 0.8421 GB, free: 6.016 MB / 0.5919 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.963e-05/0.6001, allocations: 3.938 kB / 0.8421 GB, free: 6.012 MB / 0.5919 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004305/0.6006, allocations: 152 kB / 0.8422 GB, free: 5.863 MB / 0.5919 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004353/0.601, allocations: 334.1 kB / 0.8426 GB, free: 5.535 MB / 0.5919 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01477/0.6158, allocations: 7.001 MB / 0.8494 GB, free: 14.53 MB / 0.6075 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03126/0.6471, allocations: 26.43 MB / 0.8752 GB, free: 1.91 MB / 0.6231 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007522/0.6546, allocations: 4.996 MB / 0.8801 GB, free: 12.62 MB / 0.6387 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005425/0.6601, allocations: 2.608 MB / 0.8826 GB, free: 9.988 MB / 0.6387 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002342/0.6603, allocations: 135 kB / 0.8828 GB, free: 9.836 MB / 0.6387 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.218e-05/0.6604, allocations: 64.55 kB / 0.8828 GB, free: 9.766 MB / 0.6387 GB Notification: Performance of pre-optimization done (n=208): time 4.078e-06/0.6604, allocations: 0 / 0.8828 GB, free: 9.766 MB / 0.6387 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 0.0951/0.7555, allocations: 30.97 MB / 0.9131 GB, free: 10.71 MB / 0.67 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001089/0.7556, allocations: 235.6 kB / 0.9133 GB, free: 10.43 MB / 0.67 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001986/0.7576, allocations: 1.446 MB / 0.9147 GB, free: 8.98 MB / 0.67 GB Notification: Performance of collectPreVariables (initialization): time 0.0004604/0.7581, allocations: 73.7 kB / 0.9148 GB, free: 8.902 MB / 0.67 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008432/0.759, allocations: 1.497 MB / 0.9162 GB, free: 7.383 MB / 0.67 GB Notification: Performance of collectInitialBindings (initialization): time 0.0009855/0.76, allocations: 0.9204 MB / 0.9171 GB, free: 6.449 MB / 0.67 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001158/0.7611, allocations: 0.6279 MB / 0.9177 GB, free: 5.812 MB / 0.67 GB Notification: Performance of setup shared object (initialization): time 0.0001025/0.7612, allocations: 305.1 kB / 0.918 GB, free: 5.512 MB / 0.67 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005528/0.7668, allocations: 2.67 MB / 0.9206 GB, free: 2.832 MB / 0.67 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005953/0.7727, allocations: 3.552 MB / 0.9241 GB, free: 14.9 MB / 0.6856 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01196/0.7847, allocations: 6.387 MB / 0.9303 GB, free: 8.117 MB / 0.6856 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.947e-05/0.7848, allocations: 8 kB / 0.9304 GB, free: 8.109 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=410) (initialization): time 0.02617/0.8109, allocations: 10.95 MB / 0.941 GB, free: 13.05 MB / 0.7012 GB Notification: Performance of prepare postOptimizeDAE: time 3.475e-05/0.811, allocations: 16 kB / 0.9411 GB, free: 13.04 MB / 0.7012 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.696e-05/0.811, allocations: 24 kB / 0.9411 GB, free: 13.01 MB / 0.7012 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01918/0.8302, allocations: 5.486 MB / 0.9464 GB, free: 7.512 MB / 0.7012 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00413/0.8344, allocations: 0.9905 MB / 0.9474 GB, free: 6.52 MB / 0.7012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04053/0.8749, allocations: 28.15 MB / 0.9749 GB, free: 9.918 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004065/0.879, allocations: 0.5574 MB / 0.9754 GB, free: 9.359 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004679/0.8795, allocations: 156 kB / 0.9756 GB, free: 9.207 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007548/0.8871, allocations: 3.964 MB / 0.9795 GB, free: 5.234 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00591/0.893, allocations: 3.513 MB / 0.9829 GB, free: 1.344 MB / 0.7325 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08331/0.9763, allocations: 24.56 MB / 1.007 GB, free: 8.277 MB / 0.7637 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.54e-05/0.9764, allocations: 8 kB / 1.007 GB, free: 8.27 MB / 0.7637 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 0.02482/1.001, allocations: 10.49 MB / 1.017 GB, free: 13.63 MB / 0.7794 GB Notification: Performance of prepare postOptimizeDAE: time 3.422e-05/1.001, allocations: 16.56 kB / 1.017 GB, free: 13.61 MB / 0.7794 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.393e-05/1.001, allocations: 31.94 kB / 1.017 GB, free: 13.58 MB / 0.7794 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01412/1.015, allocations: 4.243 MB / 1.021 GB, free: 9.324 MB / 0.7794 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004282/1.02, allocations: 1.034 MB / 1.022 GB, free: 8.289 MB / 0.7794 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03471/1.054, allocations: 27.14 MB / 1.049 GB, free: 12.42 MB / 0.8106 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004002/1.058, allocations: 0.5342 MB / 1.049 GB, free: 11.88 MB / 0.8106 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004817/1.059, allocations: 155.9 kB / 1.05 GB, free: 11.73 MB / 0.8106 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.i3[2] - line2.i2[2] 0.0 = (-line2.i1[1]) - line2.i3[1] - line2.i2[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 0.0008301/1.06, allocations: 398.9 kB / 1.05 GB, free: 11.34 MB / 0.8106 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000503/1.06, allocations: 197.7 kB / 1.05 GB, free: 11.14 MB / 0.8106 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 0.02454/1.085, allocations: 10.17 MB / 1.06 GB, free: 0.8984 MB / 0.8106 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.966e-05/1.085, allocations: 31.94 kB / 1.06 GB, free: 0.8672 MB / 0.8106 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.96e-05/1.085, allocations: 15.98 kB / 1.06 GB, free: 0.8516 MB / 0.8106 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.096e-05/1.085, allocations: 11.95 kB / 1.06 GB, free: 0.8398 MB / 0.8106 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 0.03326/1.118, allocations: 16.3 MB / 1.076 GB, free: 296 kB / 0.8262 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.642e-05/1.118, allocations: 8 kB / 1.076 GB, free: 288 kB / 0.8262 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003166/1.121, allocations: 0.7372 MB / 1.077 GB, free: 15.54 MB / 0.8419 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01734/1.139, allocations: 5.095 MB / 1.082 GB, free: 10.43 MB / 0.8419 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0003512/1.139, allocations: 71.95 kB / 1.082 GB, free: 10.36 MB / 0.8419 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.359/1.498, allocations: 27.19 MB / 1.108 GB, free: 266.8 MB / 0.8419 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.235e-06/1.498, allocations: 11.22 kB / 1.108 GB, free: 266.8 MB / 0.8419 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 0.02438/1.523, allocations: 10.13 MB / 1.118 GB, free: 263.7 MB / 0.8419 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001725/1.524, allocations: 0.7236 MB / 1.119 GB, free: 263.4 MB / 0.8419 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003403/1.525, allocations: 55.05 kB / 1.119 GB, free: 263.3 MB / 0.8419 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003146/1.528, allocations: 0.5009 MB / 1.119 GB, free: 263.3 MB / 0.8419 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007652/1.529, allocations: 231.2 kB / 1.12 GB, free: 263.3 MB / 0.8419 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002392/1.529, allocations: 93.39 kB / 1.12 GB, free: 263.2 MB / 0.8419 GB Notification: Performance of sorting global known variables: time 0.001287/1.53, allocations: 0.9815 MB / 1.121 GB, free: 262.9 MB / 0.8419 GB Notification: Performance of sort global known variables: time 1.3e-07/1.53, allocations: 0 / 1.121 GB, free: 262.9 MB / 0.8419 GB Notification: Performance of remove unused functions: time 0.005483/1.536, allocations: 1.839 MB / 1.123 GB, free: 262.7 MB / 0.8419 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 0.0003438/1.536, allocations: 176 kB / 1.123 GB, free: 262.6 MB / 0.8419 GB Notification: Performance of simCode: created initialization part: time 0.02384/1.56, allocations: 12.43 MB / 1.135 GB, free: 258.3 MB / 0.8419 GB Notification: Performance of simCode: created event and clocks part: time 1.411e-05/1.56, allocations: 1.344 kB / 1.135 GB, free: 258.3 MB / 0.8419 GB Notification: Performance of simCode: created simulation system equations: time 0.009096/1.569, allocations: 4.387 MB / 1.139 GB, free: 256.8 MB / 0.8419 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002193/1.571, allocations: 297 kB / 1.139 GB, free: 256.6 MB / 0.8419 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02164/1.593, allocations: 9.478 MB / 1.149 GB, free: 253.4 MB / 0.8419 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002285/1.595, allocations: 2.855 MB / 1.151 GB, free: 252.3 MB / 0.8419 GB Notification: Performance of simCode: alias equations: time 0.003645/1.599, allocations: 1.636 MB / 1.153 GB, free: 252.1 MB / 0.8419 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005814/1.599, allocations: 179.8 kB / 1.153 GB, free: 252 MB / 0.8419 GB Notification: Performance of SimCode: time 1.463e-06/1.599, allocations: 0 / 1.153 GB, free: 252 MB / 0.8419 GB Notification: Performance of Templates: time 0.08469/1.684, allocations: 78.92 MB / 1.23 GB, free: 175 MB / 0.8419 GB make -j1 -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile (rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)