Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001106/0.001106, allocations: 109.4 kB / 15.69 MB, free: 128 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001145/0.001145, allocations: 185.8 kB / 16.62 MB, free: 6.582 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.365/1.365, allocations: 205.1 MB / 222.5 MB, free: 4.539 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 1.749/1.749, allocations: 292.3 MB / 0.549 GB, free: 12.75 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 0.001703/0.001703, allocations: 68.75 kB / 0.6718 GB, free: 26.13 MB / 0.5294 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2383/0.2401, allocations: 114.5 MB / 0.7837 GB, free: 13.21 MB / 0.6075 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02459/0.2647, allocations: 18.15 MB / 0.8014 GB, free: 10.99 MB / 0.6231 GB Notification: Performance of NFInst.instExpressions: time 0.01489/0.2796, allocations: 6.844 MB / 0.8081 GB, free: 4.125 MB / 0.6231 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002348/0.282, allocations: 59.88 kB / 0.8081 GB, free: 4.066 MB / 0.6231 GB Notification: Performance of NFTyping.typeComponents: time 0.004316/0.2864, allocations: 1.465 MB / 0.8096 GB, free: 2.598 MB / 0.6231 GB Notification: Performance of NFTyping.typeBindings: time 0.003924/0.2903, allocations: 1.389 MB / 0.8109 GB, free: 1.203 MB / 0.6231 GB Notification: Performance of NFTyping.typeClassSections: time 0.003487/0.2938, allocations: 1.293 MB / 0.8122 GB, free: 15.91 MB / 0.6387 GB Notification: Performance of NFFlatten.flatten: time 0.00791/0.3018, allocations: 5.437 MB / 0.8175 GB, free: 10.46 MB / 0.6387 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01066/0.3125, allocations: 7.072 MB / 0.8244 GB, free: 3.273 MB / 0.6387 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004133/0.3166, allocations: 2.357 MB / 0.8267 GB, free: 0.9102 MB / 0.6387 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004785/0.3214, allocations: 2.953 MB / 0.8296 GB, free: 13.95 MB / 0.6544 GB Notification: Performance of NFPackage.collectConstants: time 0.001216/0.3227, allocations: 0.5117 MB / 0.8301 GB, free: 13.43 MB / 0.6544 GB Notification: Performance of NFFlatten.collectFunctions: time 0.00303/0.3257, allocations: 1.26 MB / 0.8313 GB, free: 12.18 MB / 0.6544 GB Notification: Performance of NFScalarize.scalarize: time 0.002978/0.3287, allocations: 2.23 MB / 0.8335 GB, free: 9.941 MB / 0.6544 GB Notification: Performance of NFVerifyModel.verify: time 0.003514/0.3323, allocations: 2.175 MB / 0.8356 GB, free: 7.758 MB / 0.6544 GB Notification: Performance of NFConvertDAE.convert: time 0.01059/0.3429, allocations: 7.725 MB / 0.8432 GB, free: 12 kB / 0.6544 GB Notification: Performance of FrontEnd - DAE generated: time 8.546e-06/0.3429, allocations: 0 / 0.8432 GB, free: 12 kB / 0.6544 GB Notification: Performance of FrontEnd: time 3.326e-06/0.3429, allocations: 0 / 0.8432 GB, free: 12 kB / 0.6544 GB Notification: Performance of Transformations before backend: time 0.0002691/0.3432, allocations: 0 / 0.8432 GB, free: 12 kB / 0.6544 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.01172/0.3549, allocations: 3.78 MB / 0.8468 GB, free: 12.17 MB / 0.67 GB Notification: Performance of prepare preOptimizeDAE: time 5.083e-05/0.355, allocations: 8.031 kB / 0.8469 GB, free: 12.16 MB / 0.67 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0008338/0.3558, allocations: 0.5423 MB / 0.8474 GB, free: 11.61 MB / 0.67 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01236/0.3682, allocations: 2.341 MB / 0.8497 GB, free: 9.266 MB / 0.67 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005017/0.3733, allocations: 2.171 MB / 0.8518 GB, free: 7.051 MB / 0.67 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002241/0.3735, allocations: 279.1 kB / 0.8521 GB, free: 6.777 MB / 0.67 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001102/0.3746, allocations: 348 kB / 0.8524 GB, free: 6.438 MB / 0.67 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01708/0.3917, allocations: 7.084 MB / 0.8593 GB, free: 15.25 MB / 0.6856 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.831e-05/0.3918, allocations: 3.938 kB / 0.8593 GB, free: 15.25 MB / 0.6856 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005153/0.3924, allocations: 152 kB / 0.8595 GB, free: 15.1 MB / 0.6856 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000486/0.3928, allocations: 330 kB / 0.8598 GB, free: 14.77 MB / 0.6856 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01675/0.4096, allocations: 6.989 MB / 0.8666 GB, free: 7.773 MB / 0.6856 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03502/0.4447, allocations: 26.36 MB / 0.8923 GB, free: 11.25 MB / 0.7169 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008221/0.4529, allocations: 4.992 MB / 0.8972 GB, free: 5.945 MB / 0.7169 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005892/0.4588, allocations: 2.592 MB / 0.8997 GB, free: 3.336 MB / 0.7169 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003018/0.4592, allocations: 139 kB / 0.8999 GB, free: 3.184 MB / 0.7169 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.171e-05/0.4592, allocations: 60.5 kB / 0.8999 GB, free: 3.113 MB / 0.7169 GB Notification: Performance of pre-optimization done (n=208): time 4.248e-06/0.4593, allocations: 3.938 kB / 0.8999 GB, free: 3.109 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.conv1.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.conv1.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 0.5056/0.9649, allocations: 30.9 MB / 0.9301 GB, free: 124.2 MB / 0.7325 GB Notification: Performance of inlineWhenForInitialization (initialization): time 9.68e-05/0.965, allocations: 234.9 kB / 0.9303 GB, free: 123.9 MB / 0.7325 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002273/0.9673, allocations: 1.398 MB / 0.9317 GB, free: 123.4 MB / 0.7325 GB Notification: Performance of collectPreVariables (initialization): time 0.0006338/0.9679, allocations: 72.97 kB / 0.9318 GB, free: 123.4 MB / 0.7325 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009477/0.9689, allocations: 1.481 MB / 0.9332 GB, free: 122.2 MB / 0.7325 GB Notification: Performance of collectInitialBindings (initialization): time 0.0008408/0.9697, allocations: 0.9178 MB / 0.9341 GB, free: 121.5 MB / 0.7325 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001075/0.9708, allocations: 0.6299 MB / 0.9347 GB, free: 121.2 MB / 0.7325 GB Notification: Performance of setup shared object (initialization): time 4.419e-05/0.9709, allocations: 309 kB / 0.935 GB, free: 120.9 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006005/0.9769, allocations: 2.672 MB / 0.9376 GB, free: 120.1 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006675/0.9836, allocations: 3.546 MB / 0.9411 GB, free: 118.2 MB / 0.7325 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01232/0.9959, allocations: 6.384 MB / 0.9473 GB, free: 115.2 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 9.935e-05/0.9961, allocations: 7.594 kB / 0.9473 GB, free: 115.2 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.conv1.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.conv1.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 0.02806/1.024, allocations: 10.99 MB / 0.9581 GB, free: 110.2 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 4.683e-05/1.024, allocations: 15.78 kB / 0.9581 GB, free: 110.2 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.111e-05/1.024, allocations: 27.62 kB / 0.9581 GB, free: 110.2 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0177/1.042, allocations: 5.47 MB / 0.9634 GB, free: 107.6 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004142/1.046, allocations: 0.9832 MB / 0.9644 GB, free: 107.3 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03501/1.081, allocations: 28.13 MB / 0.9919 GB, free: 80.7 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00457/1.086, allocations: 0.5535 MB / 0.9924 GB, free: 80.15 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007213/1.087, allocations: 158.6 kB / 0.9926 GB, free: 80 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006976/1.094, allocations: 3.956 MB / 0.9964 GB, free: 76.03 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00529/1.099, allocations: 3.517 MB / 0.9999 GB, free: 72.14 MB / 0.7325 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08013/1.179, allocations: 24.55 MB / 1.024 GB, free: 47.1 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.826e-05/1.179, allocations: 8 kB / 1.024 GB, free: 47.09 MB / 0.7325 GB Warning: The linear system: 1 : transformer.conv3.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.conv3.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 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.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] ; 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_n[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 0.02398/1.203, allocations: 10.49 MB / 1.034 GB, free: 36.45 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 4.182e-05/1.203, allocations: 26.73 kB / 1.034 GB, free: 36.43 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.254e-05/1.203, allocations: 28.56 kB / 1.034 GB, free: 36.41 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01347/1.217, allocations: 4.251 MB / 1.038 GB, free: 32.14 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004279/1.221, allocations: 1.03 MB / 1.039 GB, free: 31.11 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02843/1.249, allocations: 27.08 MB / 1.066 GB, free: 3.348 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004375/1.254, allocations: 0.538 MB / 1.066 GB, free: 2.809 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000658/1.255, allocations: 155.9 kB / 1.066 GB, free: 2.656 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.i2[2]) - line2.i1[2] - line2.i3[2] 0.0 = (-line2.i2[1]) - line2.i1[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 0.001325/1.256, allocations: 394.4 kB / 1.067 GB, free: 2.266 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008705/1.257, allocations: 197.7 kB / 1.067 GB, free: 2.07 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.conv1.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.conv1.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 postOpt wrapFunctionCalls (simulation): time 0.02631/1.283, allocations: 10.16 MB / 1.077 GB, free: 7.836 MB / 0.7481 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.432e-05/1.283, allocations: 28 kB / 1.077 GB, free: 7.809 MB / 0.7481 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.873e-05/1.283, allocations: 12 kB / 1.077 GB, free: 7.797 MB / 0.7481 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.035e-05/1.283, allocations: 19.94 kB / 1.077 GB, free: 7.777 MB / 0.7481 GB Warning: The linear system: 1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 2 : 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] 3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 4 : 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] [ -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.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ] = [ -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.conv1.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] ] 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 0.03684/1.32, allocations: 16.26 MB / 1.093 GB, free: 7.359 MB / 0.7637 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.987e-05/1.32, allocations: 8 kB / 1.093 GB, free: 7.352 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003418/1.324, allocations: 0.7334 MB / 1.094 GB, free: 6.617 MB / 0.7637 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01796/1.342, allocations: 5.101 MB / 1.099 GB, free: 1.5 MB / 0.7637 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006468/1.342, allocations: 79.95 kB / 1.099 GB, free: 1.422 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04077/1.383, allocations: 27.21 MB / 1.125 GB, free: 5.742 MB / 0.795 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.601e-05/1.383, allocations: 12.03 kB / 1.125 GB, free: 5.73 MB / 0.795 GB Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.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] ; 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_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02659/1.41, allocations: 10.09 MB / 1.135 GB, free: 11.39 MB / 0.8106 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001891/1.412, allocations: 0.7132 MB / 1.136 GB, free: 10.65 MB / 0.8106 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0009023/1.413, allocations: 58.56 kB / 1.136 GB, free: 10.6 MB / 0.8106 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004299/1.417, allocations: 0.5031 MB / 1.136 GB, free: 10.09 MB / 0.8106 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.00133/1.418, allocations: 230.4 kB / 1.137 GB, free: 9.867 MB / 0.8106 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0005507/1.419, allocations: 91.95 kB / 1.137 GB, free: 9.777 MB / 0.8106 GB Notification: Performance of sorting global known variables: time 0.001931/1.421, allocations: 0.9489 MB / 1.138 GB, free: 8.824 MB / 0.8106 GB Notification: Performance of sort global known variables: time 2.61e-07/1.421, allocations: 0 / 1.138 GB, free: 8.824 MB / 0.8106 GB Notification: Performance of remove unused functions: time 0.007638/1.428, allocations: 1.832 MB / 1.139 GB, free: 6.992 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)} Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.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] ; 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_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of Backend phase and start with SimCode phase: time 0.02599/1.454, allocations: 10.76 MB / 1.15 GB, free: 11.98 MB / 0.8262 GB Notification: Performance of simCode: created initialization part: time 0.02997/1.484, allocations: 12.4 MB / 1.162 GB, free: 15.48 MB / 0.8419 GB Notification: Performance of simCode: created event and clocks part: time 1.266e-05/1.485, allocations: 0 / 1.162 GB, free: 15.48 MB / 0.8419 GB Notification: Performance of simCode: created simulation system equations: time 0.01142/1.496, allocations: 4.43 MB / 1.166 GB, free: 11.01 MB / 0.8419 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002944/1.499, allocations: 271.3 kB / 1.167 GB, free: 10.75 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 : 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.conv1.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.conv1.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 simCode: created linear, non-linear and system jacobian parts: time 0.1023/1.601, allocations: 41.49 MB / 1.207 GB, free: 15.96 MB / 0.8887 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004384/1.606, allocations: 2.835 MB / 1.21 GB, free: 13.1 MB / 0.8887 GB Notification: Performance of simCode: alias equations: time 0.004775/1.61, allocations: 1.644 MB / 1.211 GB, free: 11.46 MB / 0.8887 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001971/1.612, allocations: 1.202 MB / 1.213 GB, free: 10.26 MB / 0.8887 GB Notification: Performance of SimCode: time 7.02e-07/1.613, allocations: 0 / 1.213 GB, free: 10.26 MB / 0.8887 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.5396/2.152, allocations: 100.8 MB / 1.311 GB, free: 302.9 MB / 0.9356 GB Notification: Performance of buildModelFMU: Generate platform static: time 15.25/17.4, allocations: 10.75 kB / 1.311 GB, free: 302.9 MB / 0.9356 GB (rm -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD.fmu > Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)