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: translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.00122/0.001221, allocations: 107 kB / 17.03 MB, free: 5.699 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001168/0.001168, allocations: 194.9 kB / 17.97 MB, free: 5.078 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.273/1.273, allocations: 222.9 MB / 241.7 MB, free: 15.21 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.6817/0.6817, allocations: 115.1 MB / 406.9 MB, free: 6.363 MB / 318.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001226/0.001226, allocations: 64.09 kB / 494.8 MB, free: 15.84 MB / 414.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3538/0.3551, allocations: 76.14 MB / 0.5576 GB, free: 36.73 MB / 446.1 MB Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01754/0.3726, allocations: 18.15 MB / 0.5753 GB, free: 24.68 MB / 446.1 MB Notification: Performance of NFInst.instExpressions: time 0.009968/0.3826, allocations: 6.79 MB / 0.582 GB, free: 20.09 MB / 446.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.001659/0.3843, allocations: 55.28 kB / 0.582 GB, free: 20.08 MB / 446.1 MB Notification: Performance of NFTyping.typeComponents: time 0.003456/0.3878, allocations: 1.463 MB / 0.5834 GB, free: 19.21 MB / 446.1 MB Notification: Performance of NFTyping.typeBindings: time 0.003373/0.3912, allocations: 1.394 MB / 0.5848 GB, free: 18.44 MB / 446.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.003089/0.3943, allocations: 1.293 MB / 0.5861 GB, free: 17.75 MB / 446.1 MB Notification: Performance of NFFlatten.flatten: time 0.005944/0.4002, allocations: 5.444 MB / 0.5914 GB, free: 15.12 MB / 446.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.007685/0.4079, allocations: 7.076 MB / 0.5983 GB, free: 10.77 MB / 446.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.003351/0.4113, allocations: 2.353 MB / 0.6006 GB, free: 8.406 MB / 446.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.003172/0.4145, allocations: 2.949 MB / 0.6035 GB, free: 5.449 MB / 446.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0007048/0.4152, allocations: 0.5117 MB / 0.604 GB, free: 4.938 MB / 446.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.002045/0.4173, allocations: 1.268 MB / 0.6052 GB, free: 3.668 MB / 446.1 MB Notification: Performance of NFScalarize.scalarize: time 0.001552/0.4188, allocations: 2.238 MB / 0.6074 GB, free: 1.426 MB / 446.1 MB Notification: Performance of NFVerifyModel.verify: time 0.002277/0.4211, allocations: 2.175 MB / 0.6095 GB, free: 15.23 MB / 462.1 MB Notification: Performance of NFConvertDAE.convert: time 0.008026/0.4292, allocations: 7.729 MB / 0.6171 GB, free: 7.488 MB / 462.1 MB Notification: Performance of FrontEnd - DAE generated: time 4.889e-06/0.4292, allocations: 3.938 kB / 0.6171 GB, free: 7.484 MB / 462.1 MB Notification: Performance of FrontEnd: time 2.495e-06/0.4292, allocations: 0 / 0.6171 GB, free: 7.484 MB / 462.1 MB Notification: Performance of Transformations before backend: time 0.0002069/0.4294, allocations: 0 / 0.6171 GB, free: 7.484 MB / 462.1 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 0.008502/0.4379, allocations: 3.788 MB / 0.6208 GB, free: 3.637 MB / 462.1 MB Notification: Performance of prepare preOptimizeDAE: time 3.892e-05/0.438, allocations: 8.031 kB / 0.6208 GB, free: 3.629 MB / 462.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01133/0.4493, allocations: 2.337 MB / 0.6231 GB, free: 1.285 MB / 462.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005014/0.4543, allocations: 2.182 MB / 0.6252 GB, free: 15.06 MB / 478.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001975/0.4546, allocations: 263.4 kB / 0.6254 GB, free: 14.8 MB / 478.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009296/0.4555, allocations: 351.9 kB / 0.6258 GB, free: 14.46 MB / 478.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01494/0.4705, allocations: 7.095 MB / 0.6327 GB, free: 7.258 MB / 478.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 9.333e-05/0.4706, allocations: 7.844 kB / 0.6327 GB, free: 7.25 MB / 478.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004756/0.4711, allocations: 148 kB / 0.6328 GB, free: 7.105 MB / 478.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004851/0.4716, allocations: 326 kB / 0.6332 GB, free: 6.785 MB / 478.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01577/0.4874, allocations: 6.989 MB / 0.64 GB, free: 15.78 MB / 494.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03381/0.5212, allocations: 26.36 MB / 0.6657 GB, free: 3.246 MB / 0.4981 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007668/0.5289, allocations: 4.994 MB / 0.6706 GB, free: 13.95 MB / 0.5137 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005363/0.5343, allocations: 2.596 MB / 0.6731 GB, free: 11.33 MB / 0.5137 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003136/0.5346, allocations: 139 kB / 0.6733 GB, free: 11.18 MB / 0.5137 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.367e-05/0.5347, allocations: 64.5 kB / 0.6733 GB, free: 11.1 MB / 0.5137 GB Notification: Performance of pre-optimization done (n=208): time 3.657e-06/0.5347, allocations: 0 / 0.6733 GB, free: 11.1 MB / 0.5137 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 0.09588/0.6306, allocations: 30.89 MB / 0.7035 GB, free: 12.13 MB / 0.545 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001151/0.6307, allocations: 239.6 kB / 0.7037 GB, free: 11.85 MB / 0.545 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001947/0.6327, allocations: 1.404 MB / 0.7051 GB, free: 10.43 MB / 0.545 GB Notification: Performance of collectPreVariables (initialization): time 0.00051/0.6332, allocations: 65.7 kB / 0.7052 GB, free: 10.36 MB / 0.545 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008912/0.6341, allocations: 1.478 MB / 0.7066 GB, free: 8.863 MB / 0.545 GB Notification: Performance of collectInitialBindings (initialization): time 0.0008842/0.635, allocations: 0.9242 MB / 0.7075 GB, free: 7.926 MB / 0.545 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001067/0.6361, allocations: 0.6319 MB / 0.7081 GB, free: 7.285 MB / 0.545 GB Notification: Performance of setup shared object (initialization): time 8.968e-05/0.6362, allocations: 305.1 kB / 0.7084 GB, free: 6.984 MB / 0.545 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005986/0.6422, allocations: 2.674 MB / 0.711 GB, free: 4.301 MB / 0.545 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006509/0.6487, allocations: 3.548 MB / 0.7145 GB, free: 380 kB / 0.545 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0114/0.6602, allocations: 6.383 MB / 0.7207 GB, free: 9.59 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.218e-05/0.6602, allocations: 4 kB / 0.7207 GB, free: 9.586 MB / 0.5606 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 0.02533/0.6855, allocations: 10.95 MB / 0.7314 GB, free: 14.53 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 3.917e-05/0.6856, allocations: 18.28 kB / 0.7314 GB, free: 14.51 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.655e-05/0.6857, allocations: 24 kB / 0.7315 GB, free: 14.49 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01826/0.7039, allocations: 5.485 MB / 0.7368 GB, free: 8.988 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004001/0.708, allocations: 0.9906 MB / 0.7378 GB, free: 7.996 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.3216/1.03, allocations: 28.13 MB / 0.7653 GB, free: 144.4 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004056/1.034, allocations: 0.5479 MB / 0.7658 GB, free: 144.3 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004023/1.034, allocations: 153.1 kB / 0.7659 GB, free: 144.3 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007284/1.041, allocations: 3.962 MB / 0.7698 GB, free: 143 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005351/1.047, allocations: 3.52 MB / 0.7732 GB, free: 141.1 MB / 0.5762 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0763/1.123, allocations: 24.55 MB / 0.7972 GB, free: 131.9 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.259e-05/1.123, allocations: 8 kB / 0.7972 GB, free: 131.9 MB / 0.5762 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 0.02016/1.143, allocations: 10.49 MB / 0.8075 GB, free: 121.4 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 2.867e-05/1.143, allocations: 16 kB / 0.8075 GB, free: 121.4 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.742e-05/1.143, allocations: 28 kB / 0.8075 GB, free: 121.4 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01249/1.156, allocations: 4.248 MB / 0.8117 GB, free: 117.1 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003936/1.16, allocations: 1.034 MB / 0.8127 GB, free: 116.1 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02548/1.185, allocations: 27.12 MB / 0.8392 GB, free: 88.36 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003631/1.189, allocations: 0.5431 MB / 0.8397 GB, free: 87.82 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003189/1.189, allocations: 152.6 kB / 0.8398 GB, free: 87.67 MB / 0.5762 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 0.0007926/1.19, allocations: 403.6 kB / 0.8402 GB, free: 87.29 MB / 0.5762 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004594/1.191, allocations: 189.8 kB / 0.8404 GB, free: 87.1 MB / 0.5762 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 0.02135/1.212, allocations: 10.16 MB / 0.8503 GB, free: 76.87 MB / 0.5762 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.965e-05/1.212, allocations: 32 kB / 0.8504 GB, free: 76.84 MB / 0.5762 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.89e-05/1.212, allocations: 12 kB / 0.8504 GB, free: 76.82 MB / 0.5762 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.347e-05/1.212, allocations: 17.03 kB / 0.8504 GB, free: 76.81 MB / 0.5762 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 0.02929/1.241, allocations: 16.27 MB / 0.8663 GB, free: 60.37 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.097e-05/1.241, allocations: 12.19 kB / 0.8663 GB, free: 60.36 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002847/1.244, allocations: 0.7371 MB / 0.867 GB, free: 59.62 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01517/1.26, allocations: 5.099 MB / 0.872 GB, free: 54.5 MB / 0.5762 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005631/1.26, allocations: 75.95 kB / 0.8721 GB, free: 54.43 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02977/1.29, allocations: 27.19 MB / 0.8986 GB, free: 26.77 MB / 0.5762 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.151e-06/1.29, allocations: 12 kB / 0.8986 GB, free: 26.75 MB / 0.5762 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 0.02063/1.311, allocations: 10.14 MB / 0.9085 GB, free: 16.38 MB / 0.5762 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001894/1.312, allocations: 0.7132 MB / 0.9092 GB, free: 15.64 MB / 0.5762 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004407/1.313, allocations: 59.09 kB / 0.9093 GB, free: 15.59 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003104/1.316, allocations: 0.4992 MB / 0.9098 GB, free: 15.09 MB / 0.5762 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007491/1.317, allocations: 226.3 kB / 0.91 GB, free: 14.86 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002214/1.317, allocations: 95.95 kB / 0.9101 GB, free: 14.77 MB / 0.5762 GB Notification: Performance of sorting global known variables: time 0.001117/1.318, allocations: 0.9489 MB / 0.911 GB, free: 13.82 MB / 0.5762 GB Notification: Performance of sort global known variables: time 2.21e-07/1.318, allocations: 0 / 0.911 GB, free: 13.82 MB / 0.5762 GB Notification: Performance of remove unused functions: time 0.005445/1.324, allocations: 1.832 MB / 0.9128 GB, free: 11.98 MB / 0.5762 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 0.0003609/1.324, allocations: 178 kB / 0.913 GB, free: 11.8 MB / 0.5762 GB Notification: Performance of simCode: created initialization part: time 0.02314/1.347, allocations: 12.41 MB / 0.9251 GB, free: 15.3 MB / 0.5919 GB Notification: Performance of simCode: created event and clocks part: time 1.322e-05/1.347, allocations: 0 / 0.9251 GB, free: 15.3 MB / 0.5919 GB Notification: Performance of simCode: created simulation system equations: time 0.009818/1.357, allocations: 4.394 MB / 0.9294 GB, free: 10.87 MB / 0.5919 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001945/1.359, allocations: 272.6 kB / 0.9296 GB, free: 10.61 MB / 0.5919 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02306/1.382, allocations: 9.426 MB / 0.9388 GB, free: 1.078 MB / 0.5919 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003288/1.385, allocations: 2.836 MB / 0.9416 GB, free: 14.21 MB / 0.6075 GB Notification: Performance of simCode: alias equations: time 0.004297/1.39, allocations: 1.641 MB / 0.9432 GB, free: 12.57 MB / 0.6075 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006085/1.39, allocations: 171.3 kB / 0.9434 GB, free: 12.4 MB / 0.6075 GB Notification: Performance of SimCode: time 1.212e-06/1.39, allocations: 0 / 0.9434 GB, free: 12.4 MB / 0.6075 GB Notification: Performance of Templates: time 0.3545/1.745, allocations: 77.18 MB / 1.019 GB, free: 192.3 MB / 0.6387 GB make -j1 -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.makefile (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 & ./IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD -abortSlowSimulation -alarm=480 -s cvode -lv LOG_STATS > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)