Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_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 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo", uses=false) Using package Buildings with version 9.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_9_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 0.001618/0.001618, allocations: 111.3 kB / 15.23 MB, free: 0.6406 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00262/0.00262, allocations: 193.7 kB / 16.14 MB, free: 6.711 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.442/1.442, allocations: 222.9 MB / 239.8 MB, free: 4.609 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo): time 2.579/2.579, allocations: 390.2 MB / 0.6642 GB, free: 0.6016 MB / 0.5137 GB Notification: Performance of FrontEnd - loaded program: time 0.001245/0.001246, allocations: 63.91 kB / 0.8119 GB, free: 14.86 MB / 0.67 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.8252/0.8264, allocations: 140.4 MB / 0.9489 GB, free: 9.195 MB / 0.7169 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02271/0.8492, allocations: 18.14 MB / 0.9667 GB, free: 11.42 MB / 0.7325 GB Notification: Performance of NFInst.instExpressions: time 0.01468/0.8639, allocations: 6.919 MB / 0.9734 GB, free: 6.004 MB / 0.7325 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.003708/0.8677, allocations: 46.09 kB / 0.9735 GB, free: 5.996 MB / 0.7325 GB Notification: Performance of NFTyping.typeComponents: time 0.004474/0.8723, allocations: 1.354 MB / 0.9748 GB, free: 4.949 MB / 0.7325 GB Notification: Performance of NFTyping.typeBindings: time 0.004835/0.8771, allocations: 1.363 MB / 0.9761 GB, free: 3.887 MB / 0.7325 GB Notification: Performance of NFTyping.typeClassSections: time 0.005412/0.8825, allocations: 1.172 MB / 0.9773 GB, free: 2.984 MB / 0.7325 GB Notification: Performance of NFFlatten.flatten: time 0.01086/0.8934, allocations: 8.523 MB / 0.9856 GB, free: 12.52 MB / 0.7481 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01304/0.9065, allocations: 7.939 MB / 0.9933 GB, free: 4.477 MB / 0.7481 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004981/0.9115, allocations: 1.982 MB / 0.9953 GB, free: 2.488 MB / 0.7481 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006477/0.9181, allocations: 3.077 MB / 0.9983 GB, free: 15.4 MB / 0.7637 GB Notification: Performance of NFPackage.collectConstants: time 0.002461/0.9206, allocations: 372 kB / 0.9986 GB, free: 15.04 MB / 0.7637 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004957/0.9256, allocations: 1.299 MB / 0.9999 GB, free: 13.74 MB / 0.7637 GB Notification: Performance of NFScalarize.scalarize: time 0.00468/0.9303, allocations: 2.093 MB / 1.002 GB, free: 11.64 MB / 0.7637 GB Notification: Performance of NFVerifyModel.verify: time 0.005731/0.936, allocations: 2.019 MB / 1.004 GB, free: 9.613 MB / 0.7637 GB Notification: Performance of NFConvertDAE.convert: time 0.01079/0.9468, allocations: 7.666 MB / 1.011 GB, free: 1.926 MB / 0.7637 GB Notification: Performance of FrontEnd - DAE generated: time 6.422e-06/0.9469, allocations: 0 / 1.011 GB, free: 1.926 MB / 0.7637 GB Notification: Performance of FrontEnd: time 1.993e-06/0.9469, allocations: 0 / 1.011 GB, free: 1.926 MB / 0.7637 GB Notification: Performance of Transformations before backend: time 0.0002682/0.9472, allocations: 0 / 1.011 GB, free: 1.926 MB / 0.7637 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 0.01182/0.959, allocations: 3.831 MB / 1.015 GB, free: 14.04 MB / 0.7794 GB Notification: Performance of prepare preOptimizeDAE: time 4.644e-05/0.9591, allocations: 8.031 kB / 1.015 GB, free: 14.03 MB / 0.7794 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01371/0.9728, allocations: 2.423 MB / 1.018 GB, free: 11.6 MB / 0.7794 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005512/0.9783, allocations: 2.159 MB / 1.02 GB, free: 9.395 MB / 0.7794 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002694/0.9786, allocations: 271.5 kB / 1.02 GB, free: 9.129 MB / 0.7794 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001824/0.9805, allocations: 347.9 kB / 1.02 GB, free: 8.789 MB / 0.7794 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01904/0.9995, allocations: 7.159 MB / 1.027 GB, free: 1.531 MB / 0.7794 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001705/0.9997, allocations: 7.938 kB / 1.027 GB, free: 1.523 MB / 0.7794 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001465/1.001, allocations: 148 kB / 1.027 GB, free: 1.379 MB / 0.7794 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005532/1.002, allocations: 330.1 kB / 1.028 GB, free: 1.055 MB / 0.7794 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0184/1.02, allocations: 7.055 MB / 1.035 GB, free: 9.988 MB / 0.795 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04561/1.066, allocations: 26.69 MB / 1.061 GB, free: 13.12 MB / 0.8262 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00952/1.075, allocations: 4.979 MB / 1.065 GB, free: 7.828 MB / 0.8262 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006088/1.082, allocations: 2.596 MB / 1.068 GB, free: 5.215 MB / 0.8262 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003956/1.082, allocations: 135 kB / 1.068 GB, free: 5.066 MB / 0.8262 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.044e-05/1.082, allocations: 64.5 kB / 1.068 GB, free: 4.992 MB / 0.8262 GB Notification: Performance of pre-optimization done (n=208): time 5.421e-06/1.082, allocations: 0 / 1.068 GB, free: 4.992 MB / 0.8262 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 0.1065/1.189, allocations: 30.94 MB / 1.098 GB, free: 5.973 MB / 0.8575 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001284/1.189, allocations: 239.6 kB / 1.099 GB, free: 5.691 MB / 0.8575 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002343/1.191, allocations: 1.473 MB / 1.1 GB, free: 4.211 MB / 0.8575 GB Notification: Performance of collectPreVariables (initialization): time 0.0006717/1.192, allocations: 77.64 kB / 1.1 GB, free: 4.129 MB / 0.8575 GB Notification: Performance of collectInitialEqns (initialization): time 0.00108/1.193, allocations: 1.497 MB / 1.102 GB, free: 2.609 MB / 0.8575 GB Notification: Performance of collectInitialBindings (initialization): time 0.001229/1.194, allocations: 0.9243 MB / 1.103 GB, free: 1.672 MB / 0.8575 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001179/1.195, allocations: 0.6279 MB / 1.103 GB, free: 1.035 MB / 0.8575 GB Notification: Performance of setup shared object (initialization): time 0.0001149/1.195, allocations: 313 kB / 1.103 GB, free: 0.7266 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005884/1.201, allocations: 2.686 MB / 1.106 GB, free: 14.03 MB / 0.8731 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006849/1.208, allocations: 3.571 MB / 1.11 GB, free: 10.09 MB / 0.8731 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01327/1.221, allocations: 6.387 MB / 1.116 GB, free: 3.301 MB / 0.8731 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.148e-05/1.222, allocations: 12 kB / 1.116 GB, free: 3.289 MB / 0.8731 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 0.03043/1.252, allocations: 10.99 MB / 1.127 GB, free: 8.191 MB / 0.8887 GB Notification: Performance of prepare postOptimizeDAE: time 6.452e-05/1.252, allocations: 16.56 kB / 1.127 GB, free: 8.176 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.464e-05/1.252, allocations: 28 kB / 1.127 GB, free: 8.148 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02111/1.273, allocations: 5.552 MB / 1.132 GB, free: 2.578 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004568/1.278, allocations: 1.003 MB / 1.133 GB, free: 1.574 MB / 0.8887 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04346/1.321, allocations: 25.78 MB / 1.158 GB, free: 7.359 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005038/1.326, allocations: 0.5692 MB / 1.159 GB, free: 6.789 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008328/1.327, allocations: 148 kB / 1.159 GB, free: 6.645 MB / 0.92 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009052/1.336, allocations: 3.988 MB / 1.163 GB, free: 2.648 MB / 0.92 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007159/1.344, allocations: 3.524 MB / 1.166 GB, free: 14.74 MB / 0.9356 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08914/1.433, allocations: 24.63 MB / 1.19 GB, free: 5.605 MB / 0.9512 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.716e-05/1.433, allocations: 8 kB / 1.19 GB, free: 5.598 MB / 0.9512 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 0.02909/1.462, allocations: 10.53 MB / 1.201 GB, free: 10.92 MB / 0.9669 GB Notification: Performance of prepare postOptimizeDAE: time 5.123e-05/1.462, allocations: 19.98 kB / 1.201 GB, free: 10.9 MB / 0.9669 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.064e-05/1.462, allocations: 28 kB / 1.201 GB, free: 10.88 MB / 0.9669 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01557/1.478, allocations: 4.321 MB / 1.205 GB, free: 6.539 MB / 0.9669 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004878/1.483, allocations: 1.037 MB / 1.206 GB, free: 5.5 MB / 0.9669 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03962/1.522, allocations: 24.96 MB / 1.23 GB, free: 11.83 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004986/1.527, allocations: 0.5652 MB / 1.231 GB, free: 11.26 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008508/1.528, allocations: 152 kB / 1.231 GB, free: 11.11 MB / 0.9981 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 0.001643/1.53, allocations: 392.4 kB / 1.231 GB, free: 10.72 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001268/1.531, allocations: 201.7 kB / 1.231 GB, free: 10.52 MB / 0.9981 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 0.03187/1.563, allocations: 10.17 MB / 1.241 GB, free: 292 kB / 0.9981 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.159e-05/1.563, allocations: 28 kB / 1.241 GB, free: 264 kB / 0.9981 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.55e-05/1.563, allocations: 12 kB / 1.241 GB, free: 252 kB / 0.9981 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.818e-05/1.563, allocations: 11.95 kB / 1.241 GB, free: 240 kB / 0.9981 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 0.7437/2.307, allocations: 16.35 MB / 1.257 GB, free: 275.1 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.636e-05/2.307, allocations: 7.891 kB / 1.257 GB, free: 275.1 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.004713/2.312, allocations: 0.7434 MB / 1.258 GB, free: 275.1 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02159/2.333, allocations: 5.172 MB / 1.263 GB, free: 275 MB / 1.014 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006785/2.334, allocations: 72.3 kB / 1.263 GB, free: 275 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04057/2.375, allocations: 24.84 MB / 1.288 GB, free: 264.6 MB / 1.014 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.345e-05/2.375, allocations: 9.203 kB / 1.288 GB, free: 264.6 MB / 1.014 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 0.0246/2.399, allocations: 10.14 MB / 1.297 GB, free: 260.9 MB / 1.014 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002287/2.402, allocations: 0.7161 MB / 1.298 GB, free: 260.5 MB / 1.014 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005722/2.402, allocations: 59.3 kB / 1.298 GB, free: 260.5 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003448/2.406, allocations: 0.5107 MB / 1.299 GB, free: 260.2 MB / 1.014 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008974/2.407, allocations: 226.2 kB / 1.299 GB, free: 260.1 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002215/2.407, allocations: 94.36 kB / 1.299 GB, free: 260.1 MB / 1.014 GB Notification: Performance of sorting global known variables: time 0.0014/2.408, allocations: 0.9992 MB / 1.3 GB, free: 259.5 MB / 1.014 GB Notification: Performance of sort global known variables: time 1.533e-06/2.408, allocations: 3.938 kB / 1.3 GB, free: 259.5 MB / 1.014 GB Notification: Performance of remove unused functions: time 0.006484/2.415, allocations: 1.857 MB / 1.302 GB, free: 259.4 MB / 1.014 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 0.000454/2.415, allocations: 178.1 kB / 1.302 GB, free: 259.2 MB / 1.014 GB Notification: Performance of simCode: created initialization part: time 0.02547/2.441, allocations: 12.4 MB / 1.314 GB, free: 252.4 MB / 1.014 GB Notification: Performance of simCode: created event and clocks part: time 1.232e-05/2.441, allocations: 3.812 kB / 1.314 GB, free: 252.4 MB / 1.014 GB Notification: Performance of simCode: created simulation system equations: time 0.00921/2.45, allocations: 4.375 MB / 1.318 GB, free: 248 MB / 1.014 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002419/2.452, allocations: 277.7 kB / 1.319 GB, free: 247.7 MB / 1.014 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02219/2.475, allocations: 11.12 MB / 1.329 GB, free: 236.6 MB / 1.014 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002878/2.478, allocations: 2.849 MB / 1.332 GB, free: 233.7 MB / 1.014 GB Notification: Performance of simCode: alias equations: time 0.005559/2.483, allocations: 1.659 MB / 1.334 GB, free: 232.1 MB / 1.014 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007266/2.484, allocations: 175.3 kB / 1.334 GB, free: 231.9 MB / 1.014 GB Notification: Performance of SimCode: time 1.823e-06/2.484, allocations: 0 / 1.334 GB, free: 231.9 MB / 1.014 GB Notification: Performance of Templates: time 0.1013/2.585, allocations: 75.55 MB / 1.408 GB, free: 156.5 MB / 1.014 GB make -j1 -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile (rm -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)