Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo", uses=false) Using package Buildings with version 12.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-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(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.005064/0.005069, allocations: 95.3 kB / 15.73 MB, free: 6.484 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001384/0.001384, allocations: 191.4 kB / 16.67 MB, free: 6.391 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.311/1.311, allocations: 222.9 MB / 240.4 MB, free: 4.348 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo): time 2.617/2.617, allocations: 482.6 MB / 0.755 GB, free: 10.62 MB / 0.6075 GB Notification: Performance of FrontEnd - loaded program: time 0.001745/0.001745, allocations: 71.83 kB / 1.083 GB, free: 12.14 MB / 0.8419 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2654/0.2671, allocations: 162.3 MB / 1.242 GB, free: 9.746 MB / 0.9981 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.4882/0.7553, allocations: 18.18 MB / 1.26 GB, free: 7.281 MB / 0.9981 GB Notification: Performance of NFInst.instExpressions: time 0.007905/0.7633, allocations: 6.808 MB / 1.266 GB, free: 2.828 MB / 0.9981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0006185/0.7639, allocations: 55.53 kB / 1.266 GB, free: 2.82 MB / 0.9981 GB Notification: Performance of NFTyping.typeComponents: time 0.002705/0.7666, allocations: 1.457 MB / 1.268 GB, free: 1.957 MB / 0.9981 GB Notification: Performance of NFTyping.typeBindings: time 0.002052/0.7687, allocations: 1.417 MB / 1.269 GB, free: 1.168 MB / 0.9981 GB Notification: Performance of NFTyping.typeClassSections: time 0.002175/0.7709, allocations: 1.272 MB / 1.27 GB, free: 492 kB / 0.9981 GB Notification: Performance of NFFlatten.flatten: time 0.004561/0.7755, allocations: 5.437 MB / 1.276 GB, free: 14.19 MB / 1.014 GB Notification: Performance of NFFlatten.resolveConnections: time 0.006944/0.7824, allocations: 7.071 MB / 1.283 GB, free: 11.43 MB / 1.014 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002906/0.7853, allocations: 2.351 MB / 1.285 GB, free: 10.38 MB / 1.014 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003359/0.7887, allocations: 2.956 MB / 1.288 GB, free: 9.141 MB / 1.014 GB Notification: Performance of NFPackage.collectConstants: time 0.0006196/0.7893, allocations: 0.5116 MB / 1.288 GB, free: 9.141 MB / 1.014 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002121/0.7915, allocations: 1.263 MB / 1.29 GB, free: 8.859 MB / 1.014 GB Notification: Performance of NFScalarize.scalarize: time 0.002084/0.7936, allocations: 2.233 MB / 1.292 GB, free: 8.008 MB / 1.014 GB Notification: Performance of NFVerifyModel.verify: time 0.002207/0.7958, allocations: 2.172 MB / 1.294 GB, free: 6.602 MB / 1.014 GB Notification: Performance of NFConvertDAE.convert: time 0.00773/0.8035, allocations: 7.745 MB / 1.301 GB, free: 4.203 MB / 1.014 GB Notification: Performance of FrontEnd - DAE generated: time 3.446e-06/0.8035, allocations: 1.094 kB / 1.301 GB, free: 4.203 MB / 1.014 GB Notification: Performance of FrontEnd: time 1.132e-06/0.8035, allocations: 0 / 1.301 GB, free: 4.203 MB / 1.014 GB Notification: Performance of Transformations before backend: time 0.0001221/0.8037, allocations: 0 / 1.301 GB, free: 4.203 MB / 1.014 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 0.007261/0.8109, allocations: 3.869 MB / 1.305 GB, free: 2.023 MB / 1.014 GB Notification: Performance of prepare preOptimizeDAE: time 3.32e-05/0.811, allocations: 9.562 kB / 1.305 GB, free: 2.023 MB / 1.014 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0007289/0.8117, allocations: 0.541 MB / 1.306 GB, free: 1.73 MB / 1.014 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01203/0.8237, allocations: 2.425 MB / 1.308 GB, free: 1.449 MB / 1.014 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00386/0.8276, allocations: 2.179 MB / 1.31 GB, free: 348 kB / 1.014 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001967/0.8278, allocations: 273.8 kB / 1.311 GB, free: 216 kB / 1.014 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0006073/0.8284, allocations: 348.8 kB / 1.311 GB, free: 96 kB / 1.014 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01231/0.8407, allocations: 7.124 MB / 1.318 GB, free: 13.12 MB / 1.029 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.531e-05/0.8408, allocations: 9.281 kB / 1.318 GB, free: 13.11 MB / 1.029 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004524/0.8413, allocations: 143.2 kB / 1.318 GB, free: 13 MB / 1.029 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.00041/0.8417, allocations: 335.9 kB / 1.318 GB, free: 12.91 MB / 1.029 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01372/0.8554, allocations: 7.024 MB / 1.325 GB, free: 9.371 MB / 1.029 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02793/0.8834, allocations: 26.46 MB / 1.351 GB, free: 2.453 MB / 1.045 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007627/0.891, allocations: 4.993 MB / 1.356 GB, free: 15.02 MB / 1.061 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.00531/0.8963, allocations: 2.621 MB / 1.358 GB, free: 13.69 MB / 1.061 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002241/0.8966, allocations: 127.5 kB / 1.359 GB, free: 13.57 MB / 1.061 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.099e-05/0.8966, allocations: 69.61 kB / 1.359 GB, free: 13.51 MB / 1.061 GB Notification: Performance of pre-optimization done (n=208): time 3.236e-06/0.8966, allocations: 3.938 kB / 1.359 GB, free: 13.5 MB / 1.061 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=271): time 0.09692/0.9936, allocations: 31.13 MB / 1.389 GB, free: 14.64 MB / 1.092 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001248/0.9937, allocations: 239.6 kB / 1.389 GB, free: 14.36 MB / 1.092 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001836/0.9955, allocations: 1.431 MB / 1.391 GB, free: 12.91 MB / 1.092 GB Notification: Performance of collectPreVariables (initialization): time 0.0002014/0.9957, allocations: 69.7 kB / 1.391 GB, free: 12.84 MB / 1.092 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009437/0.9967, allocations: 1.538 MB / 1.392 GB, free: 11.29 MB / 1.092 GB Notification: Performance of collectInitialBindings (initialization): time 0.0008116/0.9975, allocations: 0.9644 MB / 1.393 GB, free: 10.31 MB / 1.092 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.00113/0.9987, allocations: 0.6359 MB / 1.394 GB, free: 9.668 MB / 1.092 GB Notification: Performance of setup shared object (initialization): time 0.0001071/0.9988, allocations: 305.1 kB / 1.394 GB, free: 9.367 MB / 1.092 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005559/1.004, allocations: 2.694 MB / 1.397 GB, free: 6.664 MB / 1.092 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006241/1.011, allocations: 3.571 MB / 1.4 GB, free: 2.715 MB / 1.092 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01189/1.022, allocations: 6.41 MB / 1.406 GB, free: 11.91 MB / 1.107 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.186e-05/1.022, allocations: 8 kB / 1.406 GB, free: 11.9 MB / 1.107 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization): time 0.02615/1.049, allocations: 11.03 MB / 1.417 GB, free: 0.7617 MB / 1.107 GB Notification: Performance of prepare postOptimizeDAE: time 2.563e-05/1.049, allocations: 20.12 kB / 1.417 GB, free: 0.7422 MB / 1.107 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.995e-05/1.049, allocations: 28 kB / 1.417 GB, free: 0.7148 MB / 1.107 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01864/1.067, allocations: 5.544 MB / 1.423 GB, free: 11.15 MB / 1.123 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003812/1.071, allocations: 0.9908 MB / 1.424 GB, free: 10.16 MB / 1.123 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04699/1.118, allocations: 28.2 MB / 1.451 GB, free: 13.51 MB / 1.154 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004325/1.123, allocations: 0.5733 MB / 1.452 GB, free: 12.93 MB / 1.154 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003337/1.123, allocations: 151.9 kB / 1.452 GB, free: 12.79 MB / 1.154 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007716/1.131, allocations: 3.987 MB / 1.456 GB, free: 8.789 MB / 1.154 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00626/1.137, allocations: 3.536 MB / 1.459 GB, free: 4.879 MB / 1.154 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08435/1.221, allocations: 24.65 MB / 1.483 GB, free: 11.71 MB / 1.186 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.259e-05/1.221, allocations: 11.94 kB / 1.483 GB, free: 11.7 MB / 1.186 GB Warning: The linear system: 1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2] 2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] 3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2] 4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v1_n[2] ; line2.v1_p[2] ; line2.v3_p[2] ; line2.v3_n[2] ] = [ -transformer.conv3.V2[2] ; line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ; -loadRL.load3.v[2] ; line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1] ] might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.02429/1.246, allocations: 10.54 MB / 1.494 GB, free: 1.016 MB / 1.186 GB Notification: Performance of prepare postOptimizeDAE: time 2.603e-05/1.246, allocations: 16 kB / 1.494 GB, free: 1 MB / 1.186 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.119e-05/1.246, allocations: 24.94 kB / 1.494 GB, free: 0.9766 MB / 1.186 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01441/1.26, allocations: 4.321 MB / 1.498 GB, free: 12.64 MB / 1.201 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004088/1.264, allocations: 1.041 MB / 1.499 GB, free: 11.59 MB / 1.201 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0341/1.298, allocations: 27.13 MB / 1.525 GB, free: 15.75 MB / 1.232 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004172/1.302, allocations: 0.5576 MB / 1.526 GB, free: 15.19 MB / 1.232 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003046/1.303, allocations: 151.9 kB / 1.526 GB, free: 15.04 MB / 1.232 GB Warning: Assuming fixed start value for the following 2 variables: node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system: 0.0 = (-line2.i2[2]) - line2.i3[2] - line2.i1[2] 0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[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 0.0008124/1.304, allocations: 391.3 kB / 1.526 GB, free: 14.65 MB / 1.232 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004819/1.304, allocations: 218.7 kB / 1.527 GB, free: 14.43 MB / 1.232 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02536/1.329, allocations: 10.17 MB / 1.537 GB, free: 4.188 MB / 1.232 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.915e-05/1.33, allocations: 24 kB / 1.537 GB, free: 4.164 MB / 1.232 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.571e-05/1.33, allocations: 16 kB / 1.537 GB, free: 4.148 MB / 1.232 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.518e-05/1.33, allocations: 19.94 kB / 1.537 GB, free: 4.129 MB / 1.232 GB Warning: The linear system: 1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 2 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 4 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ] = [ -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0349/1.364, allocations: 16.27 MB / 1.553 GB, free: 3.621 MB / 1.248 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.033e-05/1.365, allocations: 8 kB / 1.553 GB, free: 3.613 MB / 1.248 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003308/1.368, allocations: 0.7378 MB / 1.553 GB, free: 2.875 MB / 1.248 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01749/1.385, allocations: 5.173 MB / 1.558 GB, free: 13.69 MB / 1.264 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005081/1.386, allocations: 75.95 kB / 1.558 GB, free: 13.61 MB / 1.264 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03871/1.425, allocations: 27.26 MB / 1.585 GB, free: 1.848 MB / 1.279 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.341e-05/1.425, allocations: 16.03 kB / 1.585 GB, free: 1.832 MB / 1.279 GB Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02449/1.449, allocations: 10.1 MB / 1.595 GB, free: 7.477 MB / 1.295 GB Notification: Performance of postOpt removeConstants (simulation): time 0.00154/1.451, allocations: 0.7298 MB / 1.596 GB, free: 6.727 MB / 1.295 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003565/1.451, allocations: 52 kB / 1.596 GB, free: 6.676 MB / 1.295 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003281/1.454, allocations: 0.507 MB / 1.596 GB, free: 6.168 MB / 1.295 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006899/1.455, allocations: 230.3 kB / 1.596 GB, free: 5.938 MB / 1.295 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002333/1.455, allocations: 91.95 kB / 1.596 GB, free: 5.848 MB / 1.295 GB Notification: Performance of sorting global known variables: time 0.001409/1.457, allocations: 0.9723 MB / 1.597 GB, free: 4.871 MB / 1.295 GB Notification: Performance of sort global known variables: time 1.81e-07/1.457, allocations: 4 kB / 1.597 GB, free: 4.867 MB / 1.295 GB Notification: Performance of remove unused functions: time 0.005094/1.462, allocations: 1.844 MB / 1.599 GB, free: 3.023 MB / 1.295 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 34 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (165): * Single equations (assignments): 162 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(10,44,70.0%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of Backend phase and start with SimCode phase: time 0.02459/1.486, allocations: 10.76 MB / 1.61 GB, free: 8.008 MB / 1.311 GB Notification: Performance of simCode: created initialization part: time 0.02687/1.513, allocations: 12.48 MB / 1.622 GB, free: 11.42 MB / 1.326 GB Notification: Performance of simCode: created event and clocks part: time 8.215e-06/1.513, allocations: 4 kB / 1.622 GB, free: 11.41 MB / 1.326 GB Notification: Performance of simCode: created simulation system equations: time 0.009965/1.523, allocations: 4.437 MB / 1.626 GB, free: 6.926 MB / 1.326 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001857/1.525, allocations: 267.1 kB / 1.626 GB, free: 6.672 MB / 1.326 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.08817/1.613, allocations: 41.73 MB / 1.667 GB, free: 11.64 MB / 1.373 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0031/1.616, allocations: 2.833 MB / 1.67 GB, free: 8.773 MB / 1.373 GB Notification: Performance of simCode: alias equations: time 0.004196/1.621, allocations: 1.656 MB / 1.672 GB, free: 7.113 MB / 1.373 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001758/1.622, allocations: 1.21 MB / 1.673 GB, free: 5.902 MB / 1.373 GB Notification: Performance of SimCode: time 5.71e-07/1.622, allocations: 4 kB / 1.673 GB, free: 5.898 MB / 1.373 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 10.25/11.87, allocations: 102.5 MB / 1.773 GB, free: 15.8 MB / 1.482 GB Notification: Performance of buildModelFMU: Generate platform static: time 23.07/34.94, allocations: 12.83 kB / 1.773 GB, free: 15.78 MB / 1.482 GB (rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD_res.mat --tempDir=temp_Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --timeout=400 --tolerance=1e-06 Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD.fmu > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1) TODO: How the !@#!# did the simulation report success but simulation result Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD_res.mat does not exist to compare? outputFormat=mat