Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.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/NcDataReader2 2.5.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-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(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="BuildingSystems_BuildingSystems_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 0.004922/0.004922, allocations: 103.1 kB / 15.74 MB, free: 6.059 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001379/0.00138, allocations: 191 kB / 16.67 MB, free: 5.969 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.461/1.461, allocations: 222.9 MB / 240.4 MB, free: 15.15 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002521/0.002521, allocations: 286.5 kB / 290.8 MB, free: 14.45 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 1.231/1.231, allocations: 178.5 MB / 0.5074 GB, free: 12.63 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.002795/0.002795, allocations: 107.8 kB / 0.6944 GB, free: 15.07 MB / 0.545 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3867/0.3895, allocations: 89.12 MB / 0.7814 GB, free: 1.172 MB / 0.545 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.02235/0.4119, allocations: 18.19 MB / 0.7992 GB, free: 3.328 MB / 0.5606 GB Notification: Performance of NFInst.instExpressions: time 0.01181/0.4238, allocations: 6.798 MB / 0.8058 GB, free: 13.96 MB / 0.5762 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001618/0.4254, allocations: 56.88 kB / 0.8059 GB, free: 13.96 MB / 0.5762 GB Notification: Performance of NFTyping.typeComponents: time 0.00418/0.4297, allocations: 1.463 MB / 0.8073 GB, free: 12.81 MB / 0.5762 GB Notification: Performance of NFTyping.typeBindings: time 0.00408/0.4338, allocations: 1.421 MB / 0.8087 GB, free: 11.68 MB / 0.5762 GB Notification: Performance of NFTyping.typeClassSections: time 0.003406/0.4372, allocations: 1.266 MB / 0.8099 GB, free: 10.68 MB / 0.5762 GB Notification: Performance of NFFlatten.flatten: time 0.006759/0.444, allocations: 5.441 MB / 0.8152 GB, free: 6.004 MB / 0.5762 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00964/0.4537, allocations: 7.071 MB / 0.8222 GB, free: 14.82 MB / 0.5919 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004208/0.4579, allocations: 2.357 MB / 0.8245 GB, free: 12.46 MB / 0.5919 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004991/0.4629, allocations: 2.953 MB / 0.8273 GB, free: 9.496 MB / 0.5919 GB Notification: Performance of NFPackage.collectConstants: time 0.001522/0.4645, allocations: 0.5078 MB / 0.8278 GB, free: 8.988 MB / 0.5919 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003413/0.4679, allocations: 1.272 MB / 0.8291 GB, free: 7.715 MB / 0.5919 GB Notification: Performance of NFScalarize.scalarize: time 0.003718/0.4716, allocations: 2.234 MB / 0.8313 GB, free: 5.477 MB / 0.5919 GB Notification: Performance of NFVerifyModel.verify: time 0.004644/0.4763, allocations: 2.171 MB / 0.8334 GB, free: 3.297 MB / 0.5919 GB Notification: Performance of NFConvertDAE.convert: time 0.01046/0.4868, allocations: 7.757 MB / 0.841 GB, free: 11.52 MB / 0.6075 GB Notification: Performance of FrontEnd - DAE generated: time 5.1e-06/0.4868, allocations: 0 / 0.841 GB, free: 11.52 MB / 0.6075 GB Notification: Performance of FrontEnd: time 1.943e-06/0.4868, allocations: 4 kB / 0.841 GB, free: 11.51 MB / 0.6075 GB Notification: Performance of Transformations before backend: time 0.0001754/0.487, allocations: 0 / 0.841 GB, free: 11.51 MB / 0.6075 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.008835/0.4959, allocations: 3.878 MB / 0.8447 GB, free: 7.57 MB / 0.6075 GB Notification: Performance of prepare preOptimizeDAE: time 4.52e-05/0.4959, allocations: 8.031 kB / 0.8448 GB, free: 7.562 MB / 0.6075 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0009721/0.4969, allocations: 0.5423 MB / 0.8453 GB, free: 7.012 MB / 0.6075 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01373/0.5106, allocations: 2.421 MB / 0.8476 GB, free: 4.586 MB / 0.6075 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004935/0.5156, allocations: 2.191 MB / 0.8498 GB, free: 2.352 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002512/0.5159, allocations: 263.2 kB / 0.85 GB, free: 2.094 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001359/0.5173, allocations: 347.9 kB / 0.8504 GB, free: 1.754 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01567/0.5329, allocations: 7.13 MB / 0.8573 GB, free: 10.52 MB / 0.6231 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.374e-05/0.533, allocations: 7.938 kB / 0.8573 GB, free: 10.52 MB / 0.6231 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004706/0.5335, allocations: 148 kB / 0.8575 GB, free: 10.37 MB / 0.6231 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004901/0.534, allocations: 334 kB / 0.8578 GB, free: 10.04 MB / 0.6231 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01696/0.551, allocations: 7.028 MB / 0.8647 GB, free: 3 MB / 0.6231 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03505/0.5861, allocations: 26.46 MB / 0.8905 GB, free: 6.371 MB / 0.6544 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008979/0.5951, allocations: 4.994 MB / 0.8954 GB, free: 1.07 MB / 0.6544 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006467/0.6016, allocations: 2.624 MB / 0.8979 GB, free: 14.42 MB / 0.67 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002689/0.6019, allocations: 131 kB / 0.8981 GB, free: 14.28 MB / 0.67 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.54e-05/0.602, allocations: 56.56 kB / 0.8981 GB, free: 14.21 MB / 0.67 GB Notification: Performance of pre-optimization done (n=208): time 4.017e-06/0.602, allocations: 3.938 kB / 0.8981 GB, free: 14.21 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 : 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 0.1106/0.7126, allocations: 31.12 MB / 0.9285 GB, free: 15.03 MB / 0.7012 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001505/0.7128, allocations: 243.6 kB / 0.9287 GB, free: 14.74 MB / 0.7012 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00233/0.7151, allocations: 1.431 MB / 0.9301 GB, free: 13.3 MB / 0.7012 GB Notification: Performance of collectPreVariables (initialization): time 0.0005187/0.7157, allocations: 69.7 kB / 0.9302 GB, free: 13.23 MB / 0.7012 GB Notification: Performance of collectInitialEqns (initialization): time 0.001149/0.7168, allocations: 1.534 MB / 0.9317 GB, free: 11.68 MB / 0.7012 GB Notification: Performance of collectInitialBindings (initialization): time 0.001157/0.718, allocations: 0.9683 MB / 0.9327 GB, free: 10.7 MB / 0.7012 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.00125/0.7192, allocations: 0.6359 MB / 0.9333 GB, free: 10.05 MB / 0.7012 GB Notification: Performance of setup shared object (initialization): time 0.0001258/0.7194, allocations: 309.1 kB / 0.9336 GB, free: 9.75 MB / 0.7012 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006651/0.726, allocations: 2.694 MB / 0.9362 GB, free: 7.047 MB / 0.7012 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007741/0.7338, allocations: 3.571 MB / 0.9397 GB, free: 3.094 MB / 0.7012 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01433/0.7482, allocations: 6.402 MB / 0.9459 GB, free: 12.29 MB / 0.7169 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.693e-05/0.7482, allocations: 8 kB / 0.9459 GB, free: 12.29 MB / 0.7169 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.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 0.03141/0.7796, allocations: 11.01 MB / 0.9567 GB, free: 1.18 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 5.168e-05/0.7797, allocations: 16 kB / 0.9567 GB, free: 1.164 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.968e-05/0.7798, allocations: 28 kB / 0.9567 GB, free: 1.137 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02123/0.801, allocations: 5.56 MB / 0.9622 GB, free: 11.56 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004741/0.8058, allocations: 0.9984 MB / 0.9631 GB, free: 10.56 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.3878/1.194, allocations: 28.18 MB / 0.9907 GB, free: 179.1 MB / 0.7481 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005256/1.199, allocations: 0.5726 MB / 0.9912 GB, free: 179.1 MB / 0.7481 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006267/1.2, allocations: 155.2 kB / 0.9914 GB, free: 179.1 MB / 0.7481 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.00882/1.208, allocations: 3.988 MB / 0.9953 GB, free: 179.1 MB / 0.7481 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006691/1.215, allocations: 3.538 MB / 0.9987 GB, free: 177.4 MB / 0.7481 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08558/1.301, allocations: 24.64 MB / 1.023 GB, free: 169.6 MB / 0.7481 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.573e-05/1.301, allocations: 7.812 kB / 1.023 GB, free: 169.6 MB / 0.7481 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 0.02277/1.324, allocations: 10.54 MB / 1.033 GB, free: 163 MB / 0.7481 GB Notification: Performance of prepare postOptimizeDAE: time 3.054e-05/1.324, allocations: 16 kB / 1.033 GB, free: 163 MB / 0.7481 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.409e-05/1.324, allocations: 28.03 kB / 1.033 GB, free: 162.9 MB / 0.7481 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01376/1.338, allocations: 4.331 MB / 1.037 GB, free: 158.6 MB / 0.7481 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004494/1.342, allocations: 1.037 MB / 1.038 GB, free: 157.6 MB / 0.7481 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02772/1.37, allocations: 27.15 MB / 1.065 GB, free: 129.9 MB / 0.7481 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004531/1.374, allocations: 0.5629 MB / 1.065 GB, free: 129.4 MB / 0.7481 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004603/1.375, allocations: 151.9 kB / 1.066 GB, free: 129.2 MB / 0.7481 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 0.0008751/1.376, allocations: 411.3 kB / 1.066 GB, free: 128.9 MB / 0.7481 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005193/1.376, allocations: 202.4 kB / 1.066 GB, free: 128.8 MB / 0.7481 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 0.0247/1.401, allocations: 10.16 MB / 1.076 GB, free: 118.5 MB / 0.7481 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.078e-05/1.401, allocations: 31.98 kB / 1.076 GB, free: 118.5 MB / 0.7481 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.819e-05/1.401, allocations: 16 kB / 1.076 GB, free: 118.5 MB / 0.7481 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.967e-05/1.401, allocations: 15.94 kB / 1.076 GB, free: 118.5 MB / 0.7481 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 0.03132/1.432, allocations: 16.31 MB / 1.092 GB, free: 102 MB / 0.7481 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.023e-05/1.433, allocations: 8 kB / 1.092 GB, free: 102 MB / 0.7481 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003232/1.436, allocations: 0.745 MB / 1.093 GB, free: 101.2 MB / 0.7481 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.017/1.453, allocations: 5.177 MB / 1.098 GB, free: 96.05 MB / 0.7481 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005674/1.453, allocations: 71.95 kB / 1.098 GB, free: 95.98 MB / 0.7481 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03301/1.486, allocations: 27.23 MB / 1.125 GB, free: 68.26 MB / 0.7481 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.314e-06/1.486, allocations: 12.03 kB / 1.125 GB, free: 68.25 MB / 0.7481 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 0.02334/1.51, allocations: 10.13 MB / 1.134 GB, free: 57.87 MB / 0.7481 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001462/1.511, allocations: 0.7318 MB / 1.135 GB, free: 57.12 MB / 0.7481 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004368/1.512, allocations: 53.95 kB / 1.135 GB, free: 57.07 MB / 0.7481 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003385/1.515, allocations: 0.5109 MB / 1.136 GB, free: 56.55 MB / 0.7481 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006882/1.516, allocations: 226.3 kB / 1.136 GB, free: 56.33 MB / 0.7481 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000225/1.516, allocations: 95.94 kB / 1.136 GB, free: 56.24 MB / 0.7481 GB Notification: Performance of sorting global known variables: time 0.001153/1.517, allocations: 0.9723 MB / 1.137 GB, free: 55.26 MB / 0.7481 GB Notification: Performance of sort global known variables: time 1.51e-07/1.517, allocations: 0 / 1.137 GB, free: 55.26 MB / 0.7481 GB Notification: Performance of remove unused functions: time 0.005354/1.523, allocations: 1.848 MB / 1.139 GB, free: 53.41 MB / 0.7481 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 0.02335/1.546, allocations: 10.81 MB / 1.149 GB, free: 42.36 MB / 0.7481 GB Notification: Performance of simCode: created initialization part: time 0.0262/1.572, allocations: 12.47 MB / 1.161 GB, free: 29.79 MB / 0.7481 GB Notification: Performance of simCode: created event and clocks part: time 9.649e-06/1.572, allocations: 3.938 kB / 1.161 GB, free: 29.78 MB / 0.7481 GB Notification: Performance of simCode: created simulation system equations: time 0.00974/1.582, allocations: 4.413 MB / 1.166 GB, free: 25.33 MB / 0.7481 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00248/1.584, allocations: 263.9 kB / 1.166 GB, free: 25.08 MB / 0.7481 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 0.1016/1.686, allocations: 42.26 MB / 1.207 GB, free: 13.53 MB / 0.7794 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004609/1.691, allocations: 2.84 MB / 1.21 GB, free: 10.66 MB / 0.7794 GB Notification: Performance of simCode: alias equations: time 0.004939/1.696, allocations: 1.649 MB / 1.212 GB, free: 9.004 MB / 0.7794 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002184/1.698, allocations: 1.206 MB / 1.213 GB, free: 7.797 MB / 0.7794 GB Notification: Performance of SimCode: time 3.216e-06/1.698, allocations: 0 / 1.213 GB, free: 7.797 MB / 0.7794 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.2118/1.91, allocations: 102.6 MB / 1.313 GB, free: 1.645 MB / 0.8731 GB Notification: Performance of buildModelFMU: Generate platform static: time 16.22/18.13, allocations: 11.88 kB / 1.313 GB, free: 1.637 MB / 0.8731 GB (rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & python3 -m fmpy simulate --output-file BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD_res.csv --start-time 0 --stop-time 1 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD.fmu > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)