Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_maint.7.0.x_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 7.0.3-maint.7.0.x/package.mo", uses=false) Using package Buildings with version 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.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_maint.7.0.x_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_maint.7.0.x_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 0.009309/0.009309, allocations: 105.3 kB / 15.74 MB, free: 6.441 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002083/0.002083, allocations: 192.6 kB / 16.67 MB, free: 6.355 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.638/1.638, allocations: 205.1 MB / 222.5 MB, free: 4.488 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.605/1.605, allocations: 251.7 MB / 0.5094 GB, free: 3.152 MB / 414.1 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 0.00165/0.00165, allocations: 67.91 kB / 0.7259 GB, free: 8.98 MB / 0.545 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2336/0.2353, allocations: 104.7 MB / 0.8281 GB, free: 164 kB / 0.6387 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02237/0.2577, allocations: 18.22 MB / 0.8459 GB, free: 13.88 MB / 0.67 GB Notification: Performance of NFInst.instExpressions: time 0.0134/0.2712, allocations: 6.918 MB / 0.8527 GB, free: 6.938 MB / 0.67 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002027/0.2732, allocations: 59.88 kB / 0.8528 GB, free: 6.879 MB / 0.67 GB Notification: Performance of NFTyping.typeComponents: time 0.004191/0.2774, allocations: 1.454 MB / 0.8542 GB, free: 5.418 MB / 0.67 GB Notification: Performance of NFTyping.typeBindings: time 0.004018/0.2815, allocations: 1.439 MB / 0.8556 GB, free: 3.973 MB / 0.67 GB Notification: Performance of NFTyping.typeClassSections: time 0.003684/0.2852, allocations: 1.29 MB / 0.8568 GB, free: 2.684 MB / 0.67 GB Notification: Performance of NFFlatten.flatten: time 0.006315/0.2915, allocations: 5.461 MB / 0.8622 GB, free: 13.21 MB / 0.6856 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009675/0.3012, allocations: 7.108 MB / 0.8691 GB, free: 5.988 MB / 0.6856 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003805/0.305, allocations: 2.376 MB / 0.8714 GB, free: 3.605 MB / 0.6856 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004686/0.3097, allocations: 2.968 MB / 0.8743 GB, free: 0.6289 MB / 0.6856 GB Notification: Performance of NFPackage.collectConstants: time 0.001525/0.3113, allocations: 0.5195 MB / 0.8748 GB, free: 112 kB / 0.6856 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003291/0.3146, allocations: 1.276 MB / 0.8761 GB, free: 14.83 MB / 0.7012 GB Notification: Performance of NFScalarize.scalarize: time 0.003338/0.318, allocations: 2.246 MB / 0.8783 GB, free: 12.58 MB / 0.7012 GB Notification: Performance of NFVerifyModel.verify: time 0.004198/0.3222, allocations: 2.183 MB / 0.8804 GB, free: 10.39 MB / 0.7012 GB Notification: Performance of NFConvertDAE.convert: time 0.00984/0.332, allocations: 7.771 MB / 0.888 GB, free: 2.598 MB / 0.7012 GB Notification: Performance of FrontEnd - DAE generated: time 7.373e-06/0.3321, allocations: 4 kB / 0.888 GB, free: 2.594 MB / 0.7012 GB Notification: Performance of FrontEnd: time 2.585e-06/0.3321, allocations: 0 / 0.888 GB, free: 2.594 MB / 0.7012 GB Notification: Performance of Transformations before backend: time 0.0002595/0.3324, allocations: 0 / 0.888 GB, free: 2.594 MB / 0.7012 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 0.009365/0.3417, allocations: 3.823 MB / 0.8917 GB, free: 14.71 MB / 0.7169 GB Notification: Performance of prepare preOptimizeDAE: time 4.748e-05/0.3418, allocations: 15.97 kB / 0.8918 GB, free: 14.7 MB / 0.7169 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01188/0.3537, allocations: 2.352 MB / 0.8941 GB, free: 12.34 MB / 0.7169 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004999/0.3587, allocations: 2.175 MB / 0.8962 GB, free: 10.12 MB / 0.7169 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002007/0.3589, allocations: 271.5 kB / 0.8964 GB, free: 9.852 MB / 0.7169 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009353/0.3599, allocations: 351.9 kB / 0.8968 GB, free: 9.508 MB / 0.7169 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01391/0.3738, allocations: 7.124 MB / 0.9037 GB, free: 2.281 MB / 0.7169 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.755e-05/0.3739, allocations: 7.938 kB / 0.9037 GB, free: 2.273 MB / 0.7169 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000421/0.3743, allocations: 152 kB / 0.9039 GB, free: 2.125 MB / 0.7169 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004459/0.3748, allocations: 342.1 kB / 0.9042 GB, free: 1.789 MB / 0.7169 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.588/0.9628, allocations: 6.989 MB / 0.911 GB, free: 68.25 MB / 0.7169 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03881/1.002, allocations: 26.41 MB / 0.9368 GB, free: 49.29 MB / 0.7169 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007712/1.009, allocations: 4.996 MB / 0.9417 GB, free: 46.56 MB / 0.7169 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005396/1.015, allocations: 2.608 MB / 0.9442 GB, free: 45.43 MB / 0.7169 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002282/1.015, allocations: 135.1 kB / 0.9444 GB, free: 45.32 MB / 0.7169 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.435e-05/1.015, allocations: 58.19 kB / 0.9444 GB, free: 45.27 MB / 0.7169 GB Notification: Performance of pre-optimization done (n=208): time 3.837e-06/1.015, allocations: 0 / 0.9444 GB, free: 45.27 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 0.09383/1.109, allocations: 30.98 MB / 0.9747 GB, free: 23.55 MB / 0.7169 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.876e-05/1.109, allocations: 239.6 kB / 0.9749 GB, free: 23.27 MB / 0.7169 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002084/1.111, allocations: 1.438 MB / 0.9763 GB, free: 21.82 MB / 0.7169 GB Notification: Performance of collectPreVariables (initialization): time 0.0005799/1.112, allocations: 73.7 kB / 0.9764 GB, free: 21.74 MB / 0.7169 GB Notification: Performance of collectInitialEqns (initialization): time 0.0007733/1.113, allocations: 1.493 MB / 0.9778 GB, free: 20.23 MB / 0.7169 GB Notification: Performance of collectInitialBindings (initialization): time 0.00104/1.114, allocations: 0.9283 MB / 0.9788 GB, free: 19.32 MB / 0.7169 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002001/1.116, allocations: 0.6278 MB / 0.9794 GB, free: 18.68 MB / 0.7169 GB Notification: Performance of setup shared object (initialization): time 6.19e-05/1.116, allocations: 305.1 kB / 0.9797 GB, free: 18.38 MB / 0.7169 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004916/1.121, allocations: 2.666 MB / 0.9823 GB, free: 15.7 MB / 0.7169 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005236/1.126, allocations: 3.556 MB / 0.9857 GB, free: 11.77 MB / 0.7169 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01042/1.136, allocations: 6.383 MB / 0.992 GB, free: 4.988 MB / 0.7169 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.447e-05/1.136, allocations: 11.94 kB / 0.992 GB, free: 4.977 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=410) (initialization): time 0.02725/1.164, allocations: 10.95 MB / 1.003 GB, free: 9.93 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 8.371e-05/1.164, allocations: 19.98 kB / 1.003 GB, free: 9.91 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.809e-05/1.164, allocations: 32.03 kB / 1.003 GB, free: 9.879 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01981/1.184, allocations: 5.477 MB / 1.008 GB, free: 4.391 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004638/1.188, allocations: 0.9906 MB / 1.009 GB, free: 3.398 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04515/1.234, allocations: 28.14 MB / 1.037 GB, free: 6.824 MB / 0.7637 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004817/1.238, allocations: 0.5497 MB / 1.037 GB, free: 6.273 MB / 0.7637 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008672/1.239, allocations: 152 kB / 1.037 GB, free: 6.125 MB / 0.7637 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008875/1.248, allocations: 3.967 MB / 1.041 GB, free: 2.152 MB / 0.7637 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006591/1.255, allocations: 3.517 MB / 1.045 GB, free: 14.25 MB / 0.7794 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08493/1.34, allocations: 24.56 MB / 1.068 GB, free: 5.191 MB / 0.795 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.206e-05/1.34, allocations: 8 kB / 1.068 GB, free: 5.184 MB / 0.795 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 0.02936/1.369, allocations: 10.49 MB / 1.079 GB, free: 10.54 MB / 0.8106 GB Notification: Performance of prepare postOptimizeDAE: time 4.598e-05/1.369, allocations: 16 kB / 1.079 GB, free: 10.52 MB / 0.8106 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.658e-05/1.369, allocations: 28 kB / 1.079 GB, free: 10.5 MB / 0.8106 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0151/1.384, allocations: 4.247 MB / 1.083 GB, free: 6.234 MB / 0.8106 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004848/1.389, allocations: 1.037 MB / 1.084 GB, free: 5.195 MB / 0.8106 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0382/1.428, allocations: 27.13 MB / 1.11 GB, free: 9.359 MB / 0.8419 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005018/1.433, allocations: 0.5303 MB / 1.111 GB, free: 8.828 MB / 0.8419 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009763/1.434, allocations: 152 kB / 1.111 GB, free: 8.68 MB / 0.8419 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 0.00182/1.436, allocations: 399.1 kB / 1.111 GB, free: 8.289 MB / 0.8419 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001187/1.437, allocations: 205.6 kB / 1.112 GB, free: 8.086 MB / 0.8419 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 0.0277/1.464, allocations: 10.17 MB / 1.122 GB, free: 13.84 MB / 0.8575 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.281e-05/1.465, allocations: 28 kB / 1.122 GB, free: 13.81 MB / 0.8575 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.893e-05/1.465, allocations: 12 kB / 1.122 GB, free: 13.8 MB / 0.8575 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.788e-05/1.465, allocations: 15.94 kB / 1.122 GB, free: 13.79 MB / 0.8575 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 0.04273/1.507, allocations: 16.32 MB / 1.138 GB, free: 13.28 MB / 0.8731 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.949e-05/1.507, allocations: 8 kB / 1.138 GB, free: 13.27 MB / 0.8731 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003731/1.511, allocations: 0.734 MB / 1.138 GB, free: 12.54 MB / 0.8731 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01859/1.53, allocations: 5.103 MB / 1.143 GB, free: 7.414 MB / 0.8731 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0009783/1.531, allocations: 71.95 kB / 1.143 GB, free: 7.344 MB / 0.8731 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04387/1.575, allocations: 27.19 MB / 1.17 GB, free: 11.68 MB / 0.9044 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.022e-05/1.575, allocations: 12.03 kB / 1.17 GB, free: 11.66 MB / 0.9044 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 0.02649/1.601, allocations: 10.13 MB / 1.18 GB, free: 1.277 MB / 0.9044 GB Notification: Performance of postOpt removeConstants (simulation): time 0.00207/1.603, allocations: 0.7287 MB / 1.181 GB, free: 0.5273 MB / 0.9044 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008913/1.604, allocations: 55.98 kB / 1.181 GB, free: 484 kB / 0.9044 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003938/1.608, allocations: 0.5069 MB / 1.181 GB, free: 15.96 MB / 0.92 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.00123/1.61, allocations: 222.4 kB / 1.181 GB, free: 15.75 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000475/1.61, allocations: 95.95 kB / 1.181 GB, free: 15.65 MB / 0.92 GB Notification: Performance of sorting global known variables: time 0.00228/1.612, allocations: 0.9776 MB / 1.182 GB, free: 14.67 MB / 0.92 GB Notification: Performance of sort global known variables: time 1.9e-07/1.612, allocations: 3.938 kB / 1.182 GB, free: 14.67 MB / 0.92 GB Notification: Performance of remove unused functions: time 0.009572/1.622, allocations: 1.828 MB / 1.184 GB, free: 12.84 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 0.0007425/1.623, allocations: 174.9 kB / 1.184 GB, free: 12.66 MB / 0.92 GB Notification: Performance of simCode: created initialization part: time 0.03094/1.654, allocations: 12.41 MB / 1.196 GB, free: 152 kB / 0.92 GB Notification: Performance of simCode: created event and clocks part: time 1.743e-05/1.654, allocations: 0 / 1.196 GB, free: 152 kB / 0.92 GB Notification: Performance of simCode: created simulation system equations: time 0.01187/1.666, allocations: 4.394 MB / 1.201 GB, free: 11.71 MB / 0.9356 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003238/1.669, allocations: 297.5 kB / 1.201 GB, free: 11.43 MB / 0.9356 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02672/1.696, allocations: 9.485 MB / 1.21 GB, free: 1.832 MB / 0.9356 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003956/1.7, allocations: 2.849 MB / 1.213 GB, free: 14.95 MB / 0.9512 GB Notification: Performance of simCode: alias equations: time 0.004763/1.704, allocations: 1.645 MB / 1.215 GB, free: 13.3 MB / 0.9512 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006964/1.705, allocations: 171.3 kB / 1.215 GB, free: 13.13 MB / 0.9512 GB Notification: Performance of SimCode: time 8.01e-07/1.705, allocations: 0 / 1.215 GB, free: 13.13 MB / 0.9512 GB Notification: Performance of Templates: time 0.6941/2.399, allocations: 78.87 MB / 1.292 GB, free: 345.5 MB / 1.014 GB make -j1 -f Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile (rm -f Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)