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 0.001521/0.001521, allocations: 108 kB / 15.61 MB, free: 152 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001869/0.001869, allocations: 193.7 kB / 16.53 MB, free: 6.664 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.509/1.509, allocations: 205.1 MB / 222.4 MB, free: 4.625 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 1.743/1.743, allocations: 292.3 MB / 0.5489 GB, free: 12.87 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 0.001479/0.001479, allocations: 69.02 kB / 0.6715 GB, free: 26.29 MB / 0.5294 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2677/0.2692, allocations: 114.6 MB / 0.7834 GB, free: 13.46 MB / 0.6075 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02175/0.291, allocations: 18.24 MB / 0.8012 GB, free: 11.14 MB / 0.6231 GB Notification: Performance of NFInst.instExpressions: time 0.01281/0.3039, allocations: 6.907 MB / 0.808 GB, free: 4.215 MB / 0.6231 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002446/0.3064, allocations: 59.81 kB / 0.808 GB, free: 4.156 MB / 0.6231 GB Notification: Performance of NFTyping.typeComponents: time 0.004395/0.3108, allocations: 1.465 MB / 0.8094 GB, free: 2.688 MB / 0.6231 GB Notification: Performance of NFTyping.typeBindings: time 0.004034/0.3149, allocations: 1.416 MB / 0.8108 GB, free: 1.266 MB / 0.6231 GB Notification: Performance of NFTyping.typeClassSections: time 0.003315/0.3182, allocations: 1.297 MB / 0.8121 GB, free: 15.97 MB / 0.6387 GB Notification: Performance of NFFlatten.flatten: time 0.006038/0.3242, allocations: 5.468 MB / 0.8174 GB, free: 10.49 MB / 0.6387 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01023/0.3345, allocations: 7.237 MB / 0.8245 GB, free: 3.137 MB / 0.6387 GB Notification: Performance of NFEvalConstants.evaluate: time 0.007418/0.342, allocations: 2.361 MB / 0.8268 GB, free: 0.7695 MB / 0.6387 GB Notification: Performance of NFSimplifyModel.simplify: time 0.008246/0.3503, allocations: 2.972 MB / 0.8297 GB, free: 13.79 MB / 0.6544 GB Notification: Performance of NFPackage.collectConstants: time 0.002836/0.3532, allocations: 0.5156 MB / 0.8302 GB, free: 13.27 MB / 0.6544 GB Notification: Performance of NFFlatten.collectFunctions: time 0.00568/0.3589, allocations: 1.268 MB / 0.8314 GB, free: 12 MB / 0.6544 GB Notification: Performance of NFScalarize.scalarize: time 0.007301/0.3663, allocations: 2.246 MB / 0.8336 GB, free: 9.754 MB / 0.6544 GB Notification: Performance of NFVerifyModel.verify: time 0.009966/0.3763, allocations: 2.19 MB / 0.8358 GB, free: 7.555 MB / 0.6544 GB Notification: Performance of NFConvertDAE.convert: time 0.0168/0.3932, allocations: 7.729 MB / 0.8433 GB, free: 15.8 MB / 0.67 GB Notification: Performance of FrontEnd - DAE generated: time 9.528e-06/0.3932, allocations: 4 kB / 0.8433 GB, free: 15.8 MB / 0.67 GB Notification: Performance of FrontEnd: time 1.683e-06/0.3932, allocations: 0 / 0.8433 GB, free: 15.8 MB / 0.67 GB Notification: Performance of Transformations before backend: time 0.0003292/0.3936, allocations: 0 / 0.8433 GB, free: 15.8 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 0.01473/0.4083, allocations: 3.825 MB / 0.8471 GB, free: 11.92 MB / 0.67 GB Notification: Performance of prepare preOptimizeDAE: time 4.981e-05/0.4084, allocations: 12.03 kB / 0.8471 GB, free: 11.91 MB / 0.67 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0147/0.4231, allocations: 2.349 MB / 0.8494 GB, free: 9.551 MB / 0.67 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006798/0.43, allocations: 2.171 MB / 0.8515 GB, free: 7.336 MB / 0.67 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003854/0.4304, allocations: 263.5 kB / 0.8517 GB, free: 7.078 MB / 0.67 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.00194/0.4324, allocations: 351.9 kB / 0.8521 GB, free: 6.734 MB / 0.67 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02205/0.4544, allocations: 7.127 MB / 0.859 GB, free: 15.5 MB / 0.6856 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001747/0.4546, allocations: 3.938 kB / 0.859 GB, free: 15.5 MB / 0.6856 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00169/0.4564, allocations: 144 kB / 0.8592 GB, free: 15.36 MB / 0.6856 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005962/0.457, allocations: 338.1 kB / 0.8595 GB, free: 15.03 MB / 0.6856 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01872/0.4757, allocations: 6.993 MB / 0.8663 GB, free: 8.023 MB / 0.6856 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04626/0.522, allocations: 26.64 MB / 0.8923 GB, free: 11.22 MB / 0.7169 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009349/0.5314, allocations: 4.984 MB / 0.8972 GB, free: 5.926 MB / 0.7169 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.00649/0.538, allocations: 2.6 MB / 0.8997 GB, free: 3.312 MB / 0.7169 GB Notification: Performance of preOpt evalFunc (simulation): time 0.000335/0.5383, allocations: 127 kB / 0.8999 GB, free: 3.172 MB / 0.7169 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.292e-05/0.5384, allocations: 64.48 kB / 0.8999 GB, free: 3.098 MB / 0.7169 GB Notification: Performance of pre-optimization done (n=208): time 4.789e-06/0.5384, allocations: 4 kB / 0.8999 GB, free: 3.094 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.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 0.6852/1.224, allocations: 30.94 MB / 0.9302 GB, free: 124.7 MB / 0.7325 GB Notification: Performance of inlineWhenForInitialization (initialization): time 9.782e-05/1.224, allocations: 234.4 kB / 0.9304 GB, free: 124.4 MB / 0.7325 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002469/1.226, allocations: 1.447 MB / 0.9318 GB, free: 123.9 MB / 0.7325 GB Notification: Performance of collectPreVariables (initialization): time 0.0007324/1.227, allocations: 72.2 kB / 0.9319 GB, free: 123.8 MB / 0.7325 GB Notification: Performance of collectInitialEqns (initialization): time 0.001036/1.228, allocations: 1.495 MB / 0.9333 GB, free: 122.7 MB / 0.7325 GB Notification: Performance of collectInitialBindings (initialization): time 0.001063/1.229, allocations: 0.9231 MB / 0.9342 GB, free: 122 MB / 0.7325 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001167/1.23, allocations: 0.6322 MB / 0.9348 GB, free: 121.7 MB / 0.7325 GB Notification: Performance of setup shared object (initialization): time 5.476e-05/1.23, allocations: 305.1 kB / 0.9351 GB, free: 121.4 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006971/1.237, allocations: 2.665 MB / 0.9377 GB, free: 120.6 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00817/1.246, allocations: 3.555 MB / 0.9412 GB, free: 118.7 MB / 0.7325 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0139/1.259, allocations: 6.382 MB / 0.9474 GB, free: 115.7 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0001058/1.26, allocations: 6.906 kB / 0.9474 GB, free: 115.7 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.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 0.03109/1.291, allocations: 10.94 MB / 0.9581 GB, free: 110.7 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 5.534e-05/1.291, allocations: 15.56 kB / 0.9581 GB, free: 110.7 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.07e-05/1.291, allocations: 31.22 kB / 0.9582 GB, free: 110.7 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01886/1.31, allocations: 5.506 MB / 0.9636 GB, free: 108.1 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004265/1.314, allocations: 0.9855 MB / 0.9645 GB, free: 107.8 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03436/1.348, allocations: 28.17 MB / 0.992 GB, free: 81.31 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004541/1.353, allocations: 0.5536 MB / 0.9926 GB, free: 80.76 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003501/1.353, allocations: 148 kB / 0.9927 GB, free: 80.61 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006717/1.36, allocations: 3.968 MB / 0.9966 GB, free: 76.64 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005093/1.365, allocations: 3.511 MB / 1 GB, free: 72.75 MB / 0.7325 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08116/1.446, allocations: 24.6 MB / 1.024 GB, free: 47.67 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.587e-05/1.446, allocations: 8 kB / 1.024 GB, free: 47.66 MB / 0.7325 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 0.02456/1.471, allocations: 10.49 MB / 1.034 GB, free: 37.02 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 3.85e-05/1.471, allocations: 19.98 kB / 1.034 GB, free: 37 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.998e-05/1.471, allocations: 24 kB / 1.034 GB, free: 36.98 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01341/1.485, allocations: 4.262 MB / 1.038 GB, free: 32.71 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004579/1.489, allocations: 1.037 MB / 1.04 GB, free: 31.67 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02927/1.519, allocations: 27.14 MB / 1.066 GB, free: 3.844 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004914/1.523, allocations: 0.5342 MB / 1.067 GB, free: 3.309 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005949/1.524, allocations: 152 kB / 1.067 GB, free: 3.16 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.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 0.001096/1.525, allocations: 396.5 kB / 1.067 GB, free: 2.766 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000633/1.526, allocations: 201.7 kB / 1.067 GB, free: 2.566 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 : 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 0.02703/1.553, allocations: 10.17 MB / 1.077 GB, free: 8.32 MB / 0.7481 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.926e-05/1.553, allocations: 30.25 kB / 1.077 GB, free: 8.293 MB / 0.7481 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.538e-05/1.553, allocations: 12 kB / 1.077 GB, free: 8.281 MB / 0.7481 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.414e-05/1.553, allocations: 15.95 kB / 1.077 GB, free: 8.266 MB / 0.7481 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 0.04024/1.593, allocations: 16.35 MB / 1.093 GB, free: 7.75 MB / 0.7637 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.693e-05/1.593, allocations: 12.19 kB / 1.093 GB, free: 7.738 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003869/1.597, allocations: 0.737 MB / 1.094 GB, free: 7.004 MB / 0.7637 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01895/1.616, allocations: 5.118 MB / 1.099 GB, free: 1.867 MB / 0.7637 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0008095/1.617, allocations: 75.89 kB / 1.099 GB, free: 1.793 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04475/1.662, allocations: 27.2 MB / 1.126 GB, free: 6.113 MB / 0.795 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.264e-05/1.662, allocations: 12.03 kB / 1.126 GB, free: 6.102 MB / 0.795 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 0.02784/1.69, allocations: 10.14 MB / 1.135 GB, free: 11.71 MB / 0.8106 GB Notification: Performance of postOpt removeConstants (simulation): time 0.00244/1.692, allocations: 0.7171 MB / 1.136 GB, free: 10.97 MB / 0.8106 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005822/1.693, allocations: 59.98 kB / 1.136 GB, free: 10.91 MB / 0.8106 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003628/1.697, allocations: 0.4914 MB / 1.137 GB, free: 10.42 MB / 0.8106 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009946/1.698, allocations: 230.4 kB / 1.137 GB, free: 10.2 MB / 0.8106 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002257/1.698, allocations: 91.95 kB / 1.137 GB, free: 10.11 MB / 0.8106 GB Notification: Performance of sorting global known variables: time 0.001598/1.699, allocations: 0.9893 MB / 1.138 GB, free: 9.113 MB / 0.8106 GB Notification: Performance of sort global known variables: time 1.573e-06/1.699, allocations: 0 / 1.138 GB, free: 9.113 MB / 0.8106 GB Notification: Performance of remove unused functions: time 0.007457/1.707, allocations: 1.84 MB / 1.14 GB, free: 7.277 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 0.0005756/1.707, allocations: 178.3 kB / 1.14 GB, free: 7.098 MB / 0.8106 GB Notification: Performance of simCode: created initialization part: time 0.03513/1.743, allocations: 14.34 MB / 1.154 GB, free: 8.668 MB / 0.8262 GB Notification: Performance of simCode: created event and clocks part: time 1.746e-05/1.743, allocations: 4 kB / 1.154 GB, free: 8.664 MB / 0.8262 GB Notification: Performance of simCode: created simulation system equations: time 0.01155/1.754, allocations: 4.406 MB / 1.158 GB, free: 4.219 MB / 0.8262 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002526/1.757, allocations: 284.4 kB / 1.159 GB, free: 3.945 MB / 0.8262 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02601/1.783, allocations: 9.546 MB / 1.168 GB, free: 10.29 MB / 0.8419 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003635/1.787, allocations: 2.849 MB / 1.171 GB, free: 7.398 MB / 0.8419 GB Notification: Performance of simCode: alias equations: time 0.005274/1.792, allocations: 1.645 MB / 1.172 GB, free: 5.75 MB / 0.8419 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006612/1.792, allocations: 167.3 kB / 1.172 GB, free: 5.586 MB / 0.8419 GB Notification: Performance of SimCode: time 8.81e-07/1.792, allocations: 7.938 kB / 1.172 GB, free: 5.578 MB / 0.8419 GB Notification: Performance of Templates: time 0.1277/1.92, allocations: 77.75 MB / 1.248 GB, free: 8.043 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)