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 0.001129/0.001129, allocations: 99.56 kB / 16.27 MB, free: 5.977 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001234/0.001234, allocations: 189.9 kB / 17.2 MB, free: 5.602 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.347/1.347, allocations: 205.1 MB / 223.1 MB, free: 12.3 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 1.738/1.738, allocations: 292.3 MB / 0.5495 GB, free: 17.43 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 0.001594/0.001594, allocations: 75.89 kB / 0.6722 GB, free: 6.531 MB / 0.545 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2425/0.2442, allocations: 114.5 MB / 0.7841 GB, free: 3.867 MB / 0.6544 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.4148/0.659, allocations: 18.21 MB / 0.8019 GB, free: 40.39 MB / 0.6544 GB Notification: Performance of NFInst.instExpressions: time 0.01134/0.6704, allocations: 6.91 MB / 0.8086 GB, free: 35.73 MB / 0.6544 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002296/0.6728, allocations: 57.69 kB / 0.8087 GB, free: 35.72 MB / 0.6544 GB Notification: Performance of NFTyping.typeComponents: time 0.004424/0.6772, allocations: 1.467 MB / 0.8101 GB, free: 34.86 MB / 0.6544 GB Notification: Performance of NFTyping.typeBindings: time 0.004915/0.6821, allocations: 1.417 MB / 0.8115 GB, free: 34.07 MB / 0.6544 GB Notification: Performance of NFTyping.typeClassSections: time 0.005214/0.6874, allocations: 1.292 MB / 0.8127 GB, free: 33.38 MB / 0.6544 GB Notification: Performance of NFFlatten.flatten: time 0.01166/0.6991, allocations: 5.472 MB / 0.8181 GB, free: 31.07 MB / 0.6544 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01242/0.7116, allocations: 7.239 MB / 0.8251 GB, free: 28.45 MB / 0.6544 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005295/0.717, allocations: 2.365 MB / 0.8275 GB, free: 27.38 MB / 0.6544 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006496/0.7235, allocations: 2.974 MB / 0.8304 GB, free: 26.13 MB / 0.6544 GB Notification: Performance of NFPackage.collectConstants: time 0.002379/0.7259, allocations: 0.5178 MB / 0.8309 GB, free: 26.12 MB / 0.6544 GB Notification: Performance of NFFlatten.collectFunctions: time 0.005341/0.7313, allocations: 1.271 MB / 0.8321 GB, free: 25.85 MB / 0.6544 GB Notification: Performance of NFScalarize.scalarize: time 0.004948/0.7362, allocations: 2.237 MB / 0.8343 GB, free: 25 MB / 0.6544 GB Notification: Performance of NFVerifyModel.verify: time 0.00687/0.7431, allocations: 2.185 MB / 0.8364 GB, free: 23.59 MB / 0.6544 GB Notification: Performance of NFConvertDAE.convert: time 0.01348/0.7566, allocations: 7.739 MB / 0.844 GB, free: 20.66 MB / 0.6544 GB Notification: Performance of FrontEnd - DAE generated: time 6.692e-06/0.7567, allocations: 4 kB / 0.844 GB, free: 20.65 MB / 0.6544 GB Notification: Performance of FrontEnd: time 3.116e-06/0.7567, allocations: 0 / 0.844 GB, free: 20.65 MB / 0.6544 GB Notification: Performance of Transformations before backend: time 0.0003059/0.757, allocations: 0 / 0.844 GB, free: 20.65 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 0.0151/0.7721, allocations: 3.828 MB / 0.8477 GB, free: 18.09 MB / 0.6544 GB Notification: Performance of prepare preOptimizeDAE: time 4.74e-05/0.7722, allocations: 8.375 kB / 0.8477 GB, free: 18.09 MB / 0.6544 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01341/0.7856, allocations: 2.35 MB / 0.85 GB, free: 16.96 MB / 0.6544 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006385/0.792, allocations: 2.157 MB / 0.8521 GB, free: 15.61 MB / 0.6544 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003399/0.7924, allocations: 272.1 kB / 0.8524 GB, free: 15.49 MB / 0.6544 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002633/0.7951, allocations: 354 kB / 0.8527 GB, free: 15.37 MB / 0.6544 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02187/0.817, allocations: 7.124 MB / 0.8597 GB, free: 11.31 MB / 0.6544 GB Notification: Performance of preOpt findStateOrder (simulation): time 9.722e-05/0.8171, allocations: 0 / 0.8597 GB, free: 11.31 MB / 0.6544 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005498/0.8177, allocations: 152.2 kB / 0.8598 GB, free: 11.19 MB / 0.6544 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005973/0.8183, allocations: 337.9 kB / 0.8602 GB, free: 11.09 MB / 0.6544 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01694/0.8352, allocations: 7 MB / 0.867 GB, free: 5.852 MB / 0.6544 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03973/0.875, allocations: 26.62 MB / 0.893 GB, free: 9.055 MB / 0.6856 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009767/0.8848, allocations: 4.99 MB / 0.8979 GB, free: 3.754 MB / 0.6856 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006823/0.8917, allocations: 2.6 MB / 0.9004 GB, free: 1.137 MB / 0.6856 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004447/0.8922, allocations: 131 kB / 0.9005 GB, free: 0.9922 MB / 0.6856 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.605e-05/0.8923, allocations: 64.55 kB / 0.9006 GB, free: 0.918 MB / 0.6856 GB Notification: Performance of pre-optimization done (n=208): time 5.771e-06/0.8923, allocations: 0 / 0.9006 GB, free: 0.918 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 0.1213/1.014, allocations: 30.94 MB / 0.9308 GB, free: 1.887 MB / 0.7169 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001724/1.014, allocations: 243.6 kB / 0.931 GB, free: 1.602 MB / 0.7169 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003005/1.017, allocations: 1.443 MB / 0.9324 GB, free: 156 kB / 0.7169 GB Notification: Performance of collectPreVariables (initialization): time 0.0007968/1.018, allocations: 65.7 kB / 0.9325 GB, free: 84 kB / 0.7169 GB Notification: Performance of collectInitialEqns (initialization): time 0.001259/1.019, allocations: 1.501 MB / 0.934 GB, free: 14.56 MB / 0.7325 GB Notification: Performance of collectInitialBindings (initialization): time 0.001618/1.021, allocations: 0.9165 MB / 0.9349 GB, free: 13.63 MB / 0.7325 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001956/1.023, allocations: 0.6356 MB / 0.9355 GB, free: 12.98 MB / 0.7325 GB Notification: Performance of setup shared object (initialization): time 0.0001404/1.023, allocations: 309.1 kB / 0.9358 GB, free: 12.68 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006513/1.029, allocations: 2.67 MB / 0.9384 GB, free: 10 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007787/1.037, allocations: 3.548 MB / 0.9419 GB, free: 6.074 MB / 0.7325 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0143/1.051, allocations: 6.387 MB / 0.9481 GB, free: 15.29 MB / 0.7481 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.276e-05/1.052, allocations: 8 kB / 0.9481 GB, free: 15.28 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 0.0324/1.084, allocations: 10.94 MB / 0.9588 GB, free: 4.227 MB / 0.7481 GB Notification: Performance of prepare postOptimizeDAE: time 6.805e-05/1.084, allocations: 16 kB / 0.9588 GB, free: 4.211 MB / 0.7481 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.949e-05/1.084, allocations: 28 kB / 0.9588 GB, free: 4.184 MB / 0.7481 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02102/1.105, allocations: 5.498 MB / 0.9642 GB, free: 14.67 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004718/1.11, allocations: 0.9944 MB / 0.9652 GB, free: 13.68 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04627/1.156, allocations: 28.18 MB / 0.9927 GB, free: 1.051 MB / 0.7794 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004849/1.161, allocations: 0.5498 MB / 0.9932 GB, free: 0.5 MB / 0.7794 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008593/1.162, allocations: 151.9 kB / 0.9934 GB, free: 360 kB / 0.7794 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009746/1.172, allocations: 3.964 MB / 0.9972 GB, free: 12.38 MB / 0.795 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00725/1.179, allocations: 3.509 MB / 1.001 GB, free: 8.492 MB / 0.795 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09231/1.271, allocations: 24.61 MB / 1.025 GB, free: 15.38 MB / 0.8262 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.138e-05/1.271, allocations: 12 kB / 1.025 GB, free: 15.36 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 0.02843/1.3, allocations: 10.5 MB / 1.035 GB, free: 4.719 MB / 0.8262 GB Notification: Performance of prepare postOptimizeDAE: time 4.311e-05/1.3, allocations: 17.25 kB / 1.035 GB, free: 4.703 MB / 0.8262 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.03e-05/1.3, allocations: 31.94 kB / 1.035 GB, free: 4.672 MB / 0.8262 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01574/1.316, allocations: 4.255 MB / 1.039 GB, free: 408 kB / 0.8262 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004861/1.321, allocations: 1.033 MB / 1.04 GB, free: 15.36 MB / 0.8419 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03674/1.357, allocations: 27.14 MB / 1.067 GB, free: 3.488 MB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004837/1.362, allocations: 0.5303 MB / 1.067 GB, free: 2.957 MB / 0.8575 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007765/1.363, allocations: 151.9 kB / 1.067 GB, free: 2.809 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 0.001492/1.365, allocations: 399.1 kB / 1.068 GB, free: 2.414 MB / 0.8575 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008722/1.366, allocations: 208.1 kB / 1.068 GB, free: 2.211 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 0.0288/1.394, allocations: 10.17 MB / 1.078 GB, free: 7.973 MB / 0.8731 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.339e-05/1.394, allocations: 31.94 kB / 1.078 GB, free: 7.941 MB / 0.8731 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.035e-05/1.394, allocations: 12 kB / 1.078 GB, free: 7.93 MB / 0.8731 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.083e-05/1.395, allocations: 15.95 kB / 1.078 GB, free: 7.914 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 0.04052/1.435, allocations: 16.33 MB / 1.094 GB, free: 7.332 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.666e-05/1.435, allocations: 8 kB / 1.094 GB, free: 7.324 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003738/1.439, allocations: 0.7411 MB / 1.095 GB, free: 6.582 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01971/1.459, allocations: 5.115 MB / 1.1 GB, free: 1.449 MB / 0.8887 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007205/1.459, allocations: 75.94 kB / 1.1 GB, free: 1.375 MB / 0.8887 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04201/1.501, allocations: 27.2 MB / 1.126 GB, free: 5.68 MB / 0.92 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.304e-05/1.501, allocations: 19.97 kB / 1.126 GB, free: 5.66 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 0.3933/1.895, allocations: 10.12 MB / 1.136 GB, free: 289.2 MB / 0.92 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001884/1.897, allocations: 0.7171 MB / 1.137 GB, free: 289.1 MB / 0.92 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005792/1.897, allocations: 66.16 kB / 1.137 GB, free: 289.1 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003545/1.901, allocations: 0.4966 MB / 1.137 GB, free: 289.1 MB / 0.92 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007787/1.902, allocations: 228.4 kB / 1.138 GB, free: 289.1 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002279/1.902, allocations: 96.09 kB / 1.138 GB, free: 289.1 MB / 0.92 GB Notification: Performance of sorting global known variables: time 0.001324/1.903, allocations: 0.9751 MB / 1.139 GB, free: 289 MB / 0.92 GB Notification: Performance of sort global known variables: time 1.01e-07/1.903, allocations: 2.219 kB / 1.139 GB, free: 289 MB / 0.92 GB Notification: Performance of remove unused functions: time 0.006537/1.91, allocations: 1.838 MB / 1.14 GB, free: 289 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 0.0005102/1.91, allocations: 184.4 kB / 1.141 GB, free: 288.9 MB / 0.92 GB Notification: Performance of simCode: created initialization part: time 0.03485/1.945, allocations: 14.34 MB / 1.155 GB, free: 287.9 MB / 0.92 GB Notification: Performance of simCode: created event and clocks part: time 1.798e-05/1.945, allocations: 5.375 kB / 1.155 GB, free: 287.9 MB / 0.92 GB Notification: Performance of simCode: created simulation system equations: time 0.01153/1.957, allocations: 4.387 MB / 1.159 GB, free: 287.1 MB / 0.92 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003378/1.96, allocations: 287.5 kB / 1.159 GB, free: 286.9 MB / 0.92 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02999/1.99, allocations: 10.13 MB / 1.169 GB, free: 283.4 MB / 0.92 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005169/1.995, allocations: 2.915 MB / 1.172 GB, free: 282.2 MB / 0.92 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001447/1.997, allocations: 212.5 kB / 1.172 GB, free: 282.2 MB / 0.92 GB Notification: Performance of SimCode: time 1.022e-06/1.997, allocations: 0 / 1.172 GB, free: 282.2 MB / 0.92 GB Notification: Performance of Templates: time 0.1158/2.113, allocations: 107.5 MB / 1.277 GB, free: 194 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 -lv LOG_STATS > Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)