Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.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/IBPSA 4.0.0-master/package.mo", uses=false) Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/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: "" <> buildModelFMU(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_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 0.003898/0.003903, allocations: 104.1 kB / 15.88 MB, free: 6.32 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001021/0.001021, allocations: 199.5 kB / 16.79 MB, free: 6.246 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.23/1.23, allocations: 222.9 MB / 240.5 MB, free: 4.57 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.6473/0.6473, allocations: 115.3 MB / 406 MB, free: 2.762 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001158/0.001158, allocations: 72.22 kB / 493 MB, free: 6.68 MB / 350.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1202/0.1214, allocations: 76.18 MB / 0.5559 GB, free: 10.7 MB / 430.1 MB Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01959/0.141, allocations: 18.04 MB / 0.5735 GB, free: 8.59 MB / 446.1 MB Notification: Performance of NFInst.instExpressions: time 0.009996/0.1511, allocations: 6.844 MB / 0.5802 GB, free: 1.727 MB / 446.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.001331/0.1524, allocations: 43.88 kB / 0.5802 GB, free: 1.684 MB / 446.1 MB Notification: Performance of NFTyping.typeComponents: time 0.003249/0.1557, allocations: 1.346 MB / 0.5815 GB, free: 344 kB / 446.1 MB Notification: Performance of NFTyping.typeBindings: time 0.2336/0.3893, allocations: 1.322 MB / 0.5828 GB, free: 13.66 MB / 446.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.002874/0.3922, allocations: 1.168 MB / 0.584 GB, free: 13.63 MB / 446.1 MB Notification: Performance of NFFlatten.flatten: time 0.008762/0.4009, allocations: 8.492 MB / 0.5923 GB, free: 13.63 MB / 446.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.009774/0.4108, allocations: 7.902 MB / 0.6 GB, free: 12.21 MB / 446.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.003305/0.4141, allocations: 1.973 MB / 0.6019 GB, free: 11.77 MB / 446.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.003769/0.4179, allocations: 3.058 MB / 0.6049 GB, free: 10.89 MB / 446.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0007878/0.4187, allocations: 367.2 kB / 0.6052 GB, free: 10.89 MB / 446.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.002459/0.4211, allocations: 1.296 MB / 0.6065 GB, free: 10.65 MB / 446.1 MB Notification: Performance of NFScalarize.scalarize: time 0.001924/0.4231, allocations: 2.083 MB / 0.6085 GB, free: 9.984 MB / 446.1 MB Notification: Performance of NFVerifyModel.verify: time 0.001747/0.4248, allocations: 2.001 MB / 0.6105 GB, free: 8.637 MB / 446.1 MB Notification: Performance of NFConvertDAE.convert: time 0.004736/0.4296, allocations: 7.629 MB / 0.618 GB, free: 3.285 MB / 446.1 MB Notification: Performance of FrontEnd - DAE generated: time 6.041e-06/0.4296, allocations: 3.984 kB / 0.618 GB, free: 3.281 MB / 446.1 MB Notification: Performance of FrontEnd: time 1.072e-06/0.4296, allocations: 0 / 0.618 GB, free: 3.281 MB / 446.1 MB Notification: Performance of Transformations before backend: time 9.302e-05/0.4297, allocations: 0 / 0.618 GB, free: 3.281 MB / 446.1 MB 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 0.005636/0.4353, allocations: 3.802 MB / 0.6217 GB, free: 0.5859 MB / 446.1 MB Notification: Performance of prepare preOptimizeDAE: time 3.675e-05/0.4354, allocations: 12.03 kB / 0.6217 GB, free: 0.5742 MB / 446.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0005433/0.4359, allocations: 0.5382 MB / 0.6222 GB, free: 40 kB / 446.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01079/0.4467, allocations: 2.341 MB / 0.6245 GB, free: 13.69 MB / 462.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.003481/0.4502, allocations: 2.14 MB / 0.6266 GB, free: 11.52 MB / 462.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001721/0.4504, allocations: 269.9 kB / 0.6268 GB, free: 11.27 MB / 462.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0006123/0.451, allocations: 344.5 kB / 0.6272 GB, free: 10.94 MB / 462.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01156/0.4626, allocations: 7.102 MB / 0.6341 GB, free: 3.77 MB / 462.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 5.772e-05/0.4627, allocations: 3.938 kB / 0.6341 GB, free: 3.766 MB / 462.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004033/0.4631, allocations: 149.8 kB / 0.6342 GB, free: 3.629 MB / 462.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004142/0.4635, allocations: 330 kB / 0.6346 GB, free: 3.305 MB / 462.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01257/0.4761, allocations: 6.985 MB / 0.6414 GB, free: 12.31 MB / 478.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02789/0.504, allocations: 26.55 MB / 0.6673 GB, free: 15.74 MB / 0.4981 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007011/0.511, allocations: 4.991 MB / 0.6722 GB, free: 10.45 MB / 0.4981 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.004972/0.516, allocations: 2.598 MB / 0.6747 GB, free: 7.84 MB / 0.4981 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002041/0.5162, allocations: 131.9 kB / 0.6749 GB, free: 7.703 MB / 0.4981 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.633e-05/0.5163, allocations: 60.56 kB / 0.6749 GB, free: 7.633 MB / 0.4981 GB Notification: Performance of pre-optimization done (n=208): time 3.496e-06/0.5163, allocations: 7.844 kB / 0.6749 GB, free: 7.629 MB / 0.4981 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 0.09141/0.6077, allocations: 30.89 MB / 0.7051 GB, free: 8.738 MB / 0.5294 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001302/0.6079, allocations: 247.5 kB / 0.7053 GB, free: 8.449 MB / 0.5294 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001933/0.6098, allocations: 1.4 MB / 0.7067 GB, free: 7.039 MB / 0.5294 GB Notification: Performance of collectPreVariables (initialization): time 0.0003752/0.6102, allocations: 73.7 kB / 0.7068 GB, free: 6.961 MB / 0.5294 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009144/0.6111, allocations: 1.48 MB / 0.7082 GB, free: 5.469 MB / 0.5294 GB Notification: Performance of collectInitialBindings (initialization): time 0.0007661/0.6119, allocations: 0.9227 MB / 0.7091 GB, free: 4.555 MB / 0.5294 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001006/0.6129, allocations: 0.6318 MB / 0.7097 GB, free: 3.914 MB / 0.5294 GB Notification: Performance of setup shared object (initialization): time 7.714e-05/0.613, allocations: 301.1 kB / 0.71 GB, free: 3.617 MB / 0.5294 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.00504/0.618, allocations: 2.666 MB / 0.7126 GB, free: 0.9375 MB / 0.5294 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00555/0.6236, allocations: 3.554 MB / 0.7161 GB, free: 13.01 MB / 0.545 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01057/0.6342, allocations: 6.384 MB / 0.7223 GB, free: 6.238 MB / 0.545 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.794e-05/0.6342, allocations: 8 kB / 0.7223 GB, free: 6.23 MB / 0.545 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 0.02527/0.6595, allocations: 10.95 MB / 0.733 GB, free: 11.18 MB / 0.5606 GB Notification: Performance of prepare postOptimizeDAE: time 3.411e-05/0.6595, allocations: 16 kB / 0.733 GB, free: 11.16 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.432e-05/0.6596, allocations: 24 kB / 0.733 GB, free: 11.14 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01824/0.6778, allocations: 5.48 MB / 0.7384 GB, free: 5.645 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003804/0.6817, allocations: 0.9828 MB / 0.7394 GB, free: 4.66 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03767/0.7193, allocations: 25.77 MB / 0.7645 GB, free: 10.48 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003806/0.7232, allocations: 0.5497 MB / 0.7651 GB, free: 9.93 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002929/0.7235, allocations: 152 kB / 0.7652 GB, free: 9.781 MB / 0.5919 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006971/0.7304, allocations: 3.964 MB / 0.7691 GB, free: 5.809 MB / 0.5919 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005409/0.7359, allocations: 3.514 MB / 0.7725 GB, free: 1.918 MB / 0.5919 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0821/0.818, allocations: 24.55 MB / 0.7965 GB, free: 8.871 MB / 0.6231 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.969e-05/0.818, allocations: 8 kB / 0.7965 GB, free: 8.863 MB / 0.6231 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 0.02284/0.8409, allocations: 10.49 MB / 0.8067 GB, free: 14.24 MB / 0.6387 GB Notification: Performance of prepare postOptimizeDAE: time 2.88e-05/0.8409, allocations: 16 kB / 0.8067 GB, free: 14.22 MB / 0.6387 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.124e-05/0.8409, allocations: 28 kB / 0.8068 GB, free: 14.2 MB / 0.6387 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01444/0.8554, allocations: 4.247 MB / 0.8109 GB, free: 9.93 MB / 0.6387 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004151/0.8596, allocations: 1.03 MB / 0.8119 GB, free: 8.898 MB / 0.6387 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.2276/1.087, allocations: 24.94 MB / 0.8363 GB, free: 205.1 MB / 0.6387 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003819/1.091, allocations: 0.5402 MB / 0.8368 GB, free: 205 MB / 0.6387 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003078/1.091, allocations: 148.2 kB / 0.837 GB, free: 205 MB / 0.6387 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 0.0007906/1.092, allocations: 397.7 kB / 0.8373 GB, free: 204.7 MB / 0.6387 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004803/1.093, allocations: 196.7 kB / 0.8375 GB, free: 204.7 MB / 0.6387 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 0.02312/1.116, allocations: 10.17 MB / 0.8474 GB, free: 201.9 MB / 0.6387 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.598e-05/1.116, allocations: 27.5 kB / 0.8475 GB, free: 201.9 MB / 0.6387 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.776e-05/1.116, allocations: 15.97 kB / 0.8475 GB, free: 201.9 MB / 0.6387 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.292e-05/1.116, allocations: 17.2 kB / 0.8475 GB, free: 201.9 MB / 0.6387 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 0.02767/1.143, allocations: 16.32 MB / 0.8634 GB, free: 195.9 MB / 0.6387 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.259e-05/1.144, allocations: 9.719 kB / 0.8635 GB, free: 195.9 MB / 0.6387 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002663/1.146, allocations: 0.7387 MB / 0.8642 GB, free: 195.6 MB / 0.6387 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01552/1.162, allocations: 5.1 MB / 0.8692 GB, free: 193.2 MB / 0.6387 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004619/1.162, allocations: 77.02 kB / 0.8692 GB, free: 193.2 MB / 0.6387 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02754/1.19, allocations: 24.81 MB / 0.8935 GB, free: 170.9 MB / 0.6387 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.571e-06/1.19, allocations: 15.86 kB / 0.8935 GB, free: 170.9 MB / 0.6387 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 0.0201/1.21, allocations: 10.13 MB / 0.9034 GB, free: 160.6 MB / 0.6387 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001333/1.211, allocations: 0.7197 MB / 0.9041 GB, free: 159.8 MB / 0.6387 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003618/1.212, allocations: 48 kB / 0.9041 GB, free: 159.8 MB / 0.6387 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002793/1.214, allocations: 0.507 MB / 0.9046 GB, free: 159.3 MB / 0.6387 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006225/1.215, allocations: 226.3 kB / 0.9048 GB, free: 159 MB / 0.6387 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001914/1.215, allocations: 91.95 kB / 0.9049 GB, free: 158.9 MB / 0.6387 GB Notification: Performance of sorting global known variables: time 0.0009584/1.216, allocations: 0.9528 MB / 0.9058 GB, free: 158 MB / 0.6387 GB Notification: Performance of sort global known variables: time 2.31e-07/1.216, allocations: 0 / 0.9058 GB, free: 158 MB / 0.6387 GB Notification: Performance of remove unused functions: time 0.004815/1.221, allocations: 1.833 MB / 0.9076 GB, free: 156.2 MB / 0.6387 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 : 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 Backend phase and start with SimCode phase: time 0.02031/1.241, allocations: 10.78 MB / 0.9182 GB, free: 145.1 MB / 0.6387 GB Notification: Performance of simCode: created initialization part: time 0.02195/1.263, allocations: 12.37 MB / 0.9302 GB, free: 132.7 MB / 0.6387 GB Notification: Performance of simCode: created event and clocks part: time 9.007e-06/1.263, allocations: 0 / 0.9302 GB, free: 132.7 MB / 0.6387 GB Notification: Performance of simCode: created simulation system equations: time 0.008178/1.272, allocations: 4.369 MB / 0.9345 GB, free: 128.2 MB / 0.6387 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001887/1.273, allocations: 260.5 kB / 0.9347 GB, free: 128 MB / 0.6387 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 simCode: created linear, non-linear and system jacobian parts: time 0.07416/1.348, allocations: 45.21 MB / 0.9789 GB, free: 80.86 MB / 0.6387 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002184/1.35, allocations: 2.839 MB / 0.9817 GB, free: 78 MB / 0.6387 GB Notification: Performance of simCode: alias equations: time 0.004169/1.354, allocations: 1.64 MB / 0.9833 GB, free: 76.36 MB / 0.6387 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001263/1.355, allocations: 1.202 MB / 0.9844 GB, free: 75.16 MB / 0.6387 GB Notification: Performance of SimCode: time 5.81e-07/1.355, allocations: 0 / 0.9844 GB, free: 75.16 MB / 0.6387 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.3135/1.669, allocations: 98.05 MB / 1.08 GB, free: 202.2 MB / 0.6387 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0001627/1.669, allocations: 288 kB / 1.08 GB, free: 201.9 MB / 0.6387 GB Notification: Performance of buildModelFMU: Generate platform static: time 3.122/4.791, allocations: 0 / 1.08 GB, free: 201.9 MB / 0.6387 GB (rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD.fmu > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)