Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/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.UnbalancedStepUp.YD,fileNamePrefix="IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_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 0.0009725/0.0009726, allocations: 107.1 kB / 16.41 MB, free: 6.512 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0008938/0.0008938, allocations: 193.3 kB / 17.34 MB, free: 5.746 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.174/1.174, allocations: 222.9 MB / 241 MB, free: 15.2 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.678/0.678, allocations: 122.9 MB / 414.1 MB, free: 15.76 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001121/0.001121, allocations: 66.75 kB / 0.5681 GB, free: 28.99 MB / 446.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1148/0.1159, allocations: 77.94 MB / 0.6442 GB, free: 9.477 MB / 494.1 MB Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.01897/0.1349, allocations: 18.24 MB / 0.662 GB, free: 7.172 MB / 0.4981 GB Notification: Performance of NFInst.instExpressions: time 0.01004/0.145, allocations: 6.859 MB / 0.6687 GB, free: 300 kB / 0.4981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001315/0.1464, allocations: 55.88 kB / 0.6687 GB, free: 244 kB / 0.4981 GB Notification: Performance of NFTyping.typeComponents: time 0.003477/0.1499, allocations: 1.468 MB / 0.6702 GB, free: 14.77 MB / 0.5137 GB Notification: Performance of NFTyping.typeBindings: time 0.002913/0.1528, allocations: 1.443 MB / 0.6716 GB, free: 13.32 MB / 0.5137 GB Notification: Performance of NFTyping.typeClassSections: time 0.002649/0.1554, allocations: 1.269 MB / 0.6728 GB, free: 12.05 MB / 0.5137 GB Notification: Performance of NFFlatten.flatten: time 0.004934/0.1604, allocations: 5.472 MB / 0.6782 GB, free: 6.562 MB / 0.5137 GB Notification: Performance of NFFlatten.resolveConnections: time 0.007398/0.1678, allocations: 7.126 MB / 0.6851 GB, free: 15.33 MB / 0.5294 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002866/0.1707, allocations: 2.365 MB / 0.6874 GB, free: 12.96 MB / 0.5294 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003832/0.1745, allocations: 2.972 MB / 0.6903 GB, free: 9.977 MB / 0.5294 GB Notification: Performance of NFPackage.collectConstants: time 0.0009789/0.1755, allocations: 0.5117 MB / 0.6908 GB, free: 9.465 MB / 0.5294 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002371/0.1779, allocations: 1.276 MB / 0.6921 GB, free: 8.188 MB / 0.5294 GB Notification: Performance of NFScalarize.scalarize: time 0.002277/0.1802, allocations: 2.246 MB / 0.6943 GB, free: 5.938 MB / 0.5294 GB Notification: Performance of NFVerifyModel.verify: time 0.002238/0.1824, allocations: 2.19 MB / 0.6964 GB, free: 3.738 MB / 0.5294 GB Notification: Performance of NFConvertDAE.convert: time 0.006171/0.1886, allocations: 7.776 MB / 0.704 GB, free: 11.94 MB / 0.545 GB Notification: Performance of FrontEnd - DAE generated: time 5.58e-06/0.1886, allocations: 4 kB / 0.704 GB, free: 11.94 MB / 0.545 GB Notification: Performance of FrontEnd: time 1.894e-06/0.1887, allocations: 0 / 0.704 GB, free: 11.94 MB / 0.545 GB Notification: Performance of Transformations before backend: time 0.0001395/0.1888, allocations: 0 / 0.704 GB, free: 11.94 MB / 0.545 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.007086/0.1959, allocations: 3.827 MB / 0.7077 GB, free: 8.051 MB / 0.545 GB Notification: Performance of prepare preOptimizeDAE: time 4.005e-05/0.196, allocations: 11.97 kB / 0.7078 GB, free: 8.039 MB / 0.545 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0006632/0.1966, allocations: 0.5426 MB / 0.7083 GB, free: 7.488 MB / 0.545 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01211/0.2087, allocations: 2.427 MB / 0.7107 GB, free: 5.055 MB / 0.545 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004578/0.2133, allocations: 2.178 MB / 0.7128 GB, free: 2.832 MB / 0.545 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001778/0.2135, allocations: 271.2 kB / 0.713 GB, free: 2.566 MB / 0.545 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007646/0.2143, allocations: 348 kB / 0.7134 GB, free: 2.227 MB / 0.545 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01239/0.2267, allocations: 7.159 MB / 0.7204 GB, free: 10.96 MB / 0.5606 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.747e-05/0.2268, allocations: 3.938 kB / 0.7204 GB, free: 10.96 MB / 0.5606 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004126/0.2272, allocations: 152 kB / 0.7205 GB, free: 10.81 MB / 0.5606 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004183/0.2277, allocations: 334.1 kB / 0.7208 GB, free: 10.48 MB / 0.5606 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01422/0.2419, allocations: 7.051 MB / 0.7277 GB, free: 3.422 MB / 0.5606 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.2857/0.5276, allocations: 26.48 MB / 0.7536 GB, free: 80.66 MB / 0.5762 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007753/0.5354, allocations: 4.99 MB / 0.7584 GB, free: 78.81 MB / 0.5762 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005736/0.5412, allocations: 2.615 MB / 0.761 GB, free: 78.04 MB / 0.5762 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002294/0.5414, allocations: 132.1 kB / 0.7611 GB, free: 77.94 MB / 0.5762 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.274e-05/0.5415, allocations: 61.3 kB / 0.7612 GB, free: 77.89 MB / 0.5762 GB Notification: Performance of pre-optimization done (n=208): time 4.298e-06/0.5415, allocations: 0.5625 kB / 0.7612 GB, free: 77.89 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 : 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 0.09031/0.6318, allocations: 30.97 MB / 0.7914 GB, free: 62.02 MB / 0.5762 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.677e-05/0.6319, allocations: 235.6 kB / 0.7917 GB, free: 61.73 MB / 0.5762 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001519/0.6334, allocations: 1.473 MB / 0.7931 GB, free: 60.25 MB / 0.5762 GB Notification: Performance of collectPreVariables (initialization): time 0.0003703/0.6338, allocations: 69.7 kB / 0.7932 GB, free: 60.18 MB / 0.5762 GB Notification: Performance of collectInitialEqns (initialization): time 0.0004876/0.6343, allocations: 1.497 MB / 0.7946 GB, free: 58.67 MB / 0.5762 GB Notification: Performance of collectInitialBindings (initialization): time 0.0005576/0.6348, allocations: 0.9228 MB / 0.7955 GB, free: 57.76 MB / 0.5762 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0008706/0.6357, allocations: 0.6318 MB / 0.7961 GB, free: 57.12 MB / 0.5762 GB Notification: Performance of setup shared object (initialization): time 3.448e-05/0.6358, allocations: 304.8 kB / 0.7964 GB, free: 56.82 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004789/0.6405, allocations: 2.69 MB / 0.7991 GB, free: 54.12 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005107/0.6457, allocations: 3.568 MB / 0.8025 GB, free: 50.17 MB / 0.5762 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.009702/0.6554, allocations: 6.41 MB / 0.8088 GB, free: 43.37 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.146e-05/0.6554, allocations: 8 kB / 0.8088 GB, free: 43.36 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 : 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 0.02276/0.6782, allocations: 10.99 MB / 0.8195 GB, free: 32.27 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 2.54e-05/0.6782, allocations: 16 kB / 0.8196 GB, free: 32.26 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.814e-05/0.6783, allocations: 28 kB / 0.8196 GB, free: 32.23 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01689/0.6952, allocations: 5.567 MB / 0.825 GB, free: 26.65 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00378/0.699, allocations: 0.9867 MB / 0.826 GB, free: 25.66 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03272/0.7317, allocations: 28.19 MB / 0.8535 GB, free: 13.05 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0041/0.7358, allocations: 0.5692 MB / 0.8541 GB, free: 12.48 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002994/0.7361, allocations: 151.9 kB / 0.8542 GB, free: 12.34 MB / 0.5919 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007138/0.7433, allocations: 3.984 MB / 0.8581 GB, free: 8.344 MB / 0.5919 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00582/0.7491, allocations: 3.528 MB / 0.8615 GB, free: 4.438 MB / 0.5919 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08365/0.8328, allocations: 24.62 MB / 0.8856 GB, free: 11.31 MB / 0.6231 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.06e-05/0.8328, allocations: 9.859 kB / 0.8856 GB, free: 11.3 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 0.02392/0.8568, allocations: 10.52 MB / 0.8959 GB, free: 0.6328 MB / 0.6231 GB Notification: Performance of prepare postOptimizeDAE: time 2.445e-05/0.8568, allocations: 22.19 kB / 0.8959 GB, free: 0.6133 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.22e-05/0.8568, allocations: 28.03 kB / 0.8959 GB, free: 0.5859 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01419/0.871, allocations: 4.328 MB / 0.9002 GB, free: 12.24 MB / 0.6387 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004144/0.8752, allocations: 1.041 MB / 0.9012 GB, free: 11.2 MB / 0.6387 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03245/0.9077, allocations: 27.14 MB / 0.9277 GB, free: 15.36 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004168/0.9119, allocations: 0.5614 MB / 0.9282 GB, free: 14.79 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000474/0.9123, allocations: 151.9 kB / 0.9284 GB, free: 14.64 MB / 0.67 GB Warning: Assuming fixed start value for the following 2 variables: node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system: 0.0 = (-line2.i1[2]) - line2.i3[2] - line2.i2[2] 0.0 = (-line2.i1[1]) - line2.i3[1] - line2.i2[1]. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 119 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (301): * Single equations (assignments): 298 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,3,100.0%), (10,44,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of prepare postOptimizeDAE: time 0.0009327/0.9133, allocations: 391.3 kB / 0.9287 GB, free: 14.25 MB / 0.67 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005295/0.9138, allocations: 197.7 kB / 0.9289 GB, free: 14.06 MB / 0.67 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 0.02455/0.9384, allocations: 10.17 MB / 0.9389 GB, free: 3.805 MB / 0.67 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.764e-05/0.9384, allocations: 31.98 kB / 0.9389 GB, free: 3.773 MB / 0.67 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.773e-05/0.9385, allocations: 16 kB / 0.9389 GB, free: 3.758 MB / 0.67 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.348e-05/0.9385, allocations: 15.94 kB / 0.9389 GB, free: 3.742 MB / 0.67 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 0.03268/0.9712, allocations: 16.31 MB / 0.9549 GB, free: 3.242 MB / 0.6856 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.564e-05/0.9712, allocations: 15.69 kB / 0.9549 GB, free: 3.23 MB / 0.6856 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003097/0.9743, allocations: 0.7372 MB / 0.9556 GB, free: 2.492 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01756/0.9919, allocations: 5.177 MB / 0.9606 GB, free: 13.3 MB / 0.7012 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0003787/0.9923, allocations: 71.95 kB / 0.9607 GB, free: 13.23 MB / 0.7012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03855/1.031, allocations: 27.2 MB / 0.9873 GB, free: 1.547 MB / 0.7169 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.869e-06/1.031, allocations: 12.03 kB / 0.9873 GB, free: 1.535 MB / 0.7169 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 0.02424/1.055, allocations: 10.14 MB / 0.9972 GB, free: 7.148 MB / 0.7325 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001618/1.057, allocations: 0.7287 MB / 0.9979 GB, free: 6.398 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004171/1.057, allocations: 51.98 kB / 0.9979 GB, free: 6.348 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003365/1.061, allocations: 0.5109 MB / 0.9984 GB, free: 5.836 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006595/1.061, allocations: 226.4 kB / 0.9987 GB, free: 5.613 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002305/1.061, allocations: 91.95 kB / 0.9987 GB, free: 5.523 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.001477/1.063, allocations: 1.005 MB / 0.9997 GB, free: 4.516 MB / 0.7325 GB Notification: Performance of sort global known variables: time 1.1e-07/1.063, allocations: 0 / 0.9997 GB, free: 4.516 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.005555/1.069, allocations: 1.852 MB / 1.002 GB, free: 2.664 MB / 0.7325 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 0.0246/1.093, allocations: 10.79 MB / 1.012 GB, free: 7.609 MB / 0.7481 GB Notification: Performance of simCode: created initialization part: time 0.02682/1.12, allocations: 12.46 MB / 1.024 GB, free: 11.05 MB / 0.7637 GB Notification: Performance of simCode: created event and clocks part: time 7.103e-06/1.12, allocations: 0 / 1.024 GB, free: 11.05 MB / 0.7637 GB Notification: Performance of simCode: created simulation system equations: time 0.009719/1.13, allocations: 4.387 MB / 1.029 GB, free: 6.625 MB / 0.7637 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002094/1.132, allocations: 289.4 kB / 1.029 GB, free: 6.352 MB / 0.7637 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. 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 simCode: created linear, non-linear and system jacobian parts: time 0.3271/1.459, allocations: 42.35 MB / 1.07 GB, free: 252.2 MB / 0.7637 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002164/1.461, allocations: 2.85 MB / 1.073 GB, free: 250.9 MB / 0.7637 GB Notification: Performance of simCode: alias equations: time 0.003576/1.465, allocations: 1.658 MB / 1.075 GB, free: 250.2 MB / 0.7637 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001258/1.466, allocations: 1.225 MB / 1.076 GB, free: 249.1 MB / 0.7637 GB Notification: Performance of SimCode: time 6.61e-07/1.466, allocations: 0 / 1.076 GB, free: 249.1 MB / 0.7637 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1147/1.581, allocations: 103.4 MB / 1.177 GB, free: 149.4 MB / 0.7637 GB Notification: Performance of buildModelFMU: Generate platform static: time 14.36/15.94, allocations: 4.219 kB / 1.177 GB, free: 149.4 MB / 0.7637 GB (rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & python3 -m fmpy simulate --output-file IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD_res.csv --start-time 0 --stop-time 1 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD.fmu > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)