Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.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/Buildings 11.1.0-maint.11.x/package.mo", uses=false) Using package Buildings with version 11.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/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.UnbalancedStepUp.YD,fileNamePrefix="Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="Buildings_11_Buildings_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 0.001213/0.001213, allocations: 108 kB / 15.61 MB, free: 152 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001414/0.001414, allocations: 193.8 kB / 16.53 MB, free: 6.699 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.327/1.327, allocations: 222.9 MB / 240.2 MB, free: 4.398 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo): time 2.621/2.621, allocations: 469.8 MB / 0.7424 GB, free: 7.473 MB / 0.5919 GB Notification: Performance of FrontEnd - loaded program: time 0.001769/0.001769, allocations: 63.19 kB / 0.9087 GB, free: 34.25 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2573/0.2591, allocations: 159.2 MB / 1.064 GB, free: 14.18 MB / 0.8262 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02126/0.2804, allocations: 18.26 MB / 1.082 GB, free: 11.85 MB / 0.8419 GB Notification: Performance of NFInst.instExpressions: time 0.01044/0.2909, allocations: 6.874 MB / 1.089 GB, free: 4.961 MB / 0.8419 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0007325/0.2916, allocations: 59.81 kB / 1.089 GB, free: 4.902 MB / 0.8419 GB Notification: Performance of NFTyping.typeComponents: time 0.003152/0.2948, allocations: 1.465 MB / 1.09 GB, free: 3.434 MB / 0.8419 GB Notification: Performance of NFTyping.typeBindings: time 0.002386/0.2972, allocations: 1.447 MB / 1.092 GB, free: 1.98 MB / 0.8419 GB Notification: Performance of NFTyping.typeClassSections: time 0.002374/0.2996, allocations: 1.269 MB / 1.093 GB, free: 0.7109 MB / 0.8419 GB Notification: Performance of NFFlatten.flatten: time 0.004892/0.3045, allocations: 5.472 MB / 1.098 GB, free: 11.23 MB / 0.8575 GB Notification: Performance of NFFlatten.resolveConnections: time 0.007351/0.3119, allocations: 7.23 MB / 1.105 GB, free: 3.883 MB / 0.8575 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002649/0.3145, allocations: 2.353 MB / 1.108 GB, free: 1.523 MB / 0.8575 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003273/0.3178, allocations: 2.972 MB / 1.11 GB, free: 14.54 MB / 0.8731 GB Notification: Performance of NFPackage.collectConstants: time 0.0006842/0.3185, allocations: 0.5156 MB / 1.111 GB, free: 14.03 MB / 0.8731 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002079/0.3206, allocations: 1.268 MB / 1.112 GB, free: 12.76 MB / 0.8731 GB Notification: Performance of NFScalarize.scalarize: time 0.001995/0.3226, allocations: 2.246 MB / 1.114 GB, free: 10.51 MB / 0.8731 GB Notification: Performance of NFVerifyModel.verify: time 0.002233/0.3249, allocations: 2.194 MB / 1.116 GB, free: 8.305 MB / 0.8731 GB Notification: Performance of NFConvertDAE.convert: time 0.006694/0.3316, allocations: 7.736 MB / 1.124 GB, free: 0.5469 MB / 0.8731 GB Notification: Performance of FrontEnd - DAE generated: time 3.767e-06/0.3316, allocations: 0 / 1.124 GB, free: 0.5469 MB / 0.8731 GB Notification: Performance of FrontEnd: time 1.493e-06/0.3316, allocations: 0 / 1.124 GB, free: 0.5469 MB / 0.8731 GB Notification: Performance of Transformations before backend: time 7.809e-05/0.3317, allocations: 0 / 1.124 GB, free: 0.5469 MB / 0.8731 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 0.00689/0.3386, allocations: 3.827 MB / 1.128 GB, free: 12.66 MB / 0.8887 GB Notification: Performance of prepare preOptimizeDAE: time 4.302e-05/0.3386, allocations: 12.03 kB / 1.128 GB, free: 12.65 MB / 0.8887 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0007083/0.3393, allocations: 0.5426 MB / 1.128 GB, free: 12.1 MB / 0.8887 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01243/0.3518, allocations: 2.411 MB / 1.131 GB, free: 9.68 MB / 0.8887 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.003949/0.3557, allocations: 2.171 MB / 1.133 GB, free: 7.465 MB / 0.8887 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001987/0.3559, allocations: 271.3 kB / 1.133 GB, free: 7.199 MB / 0.8887 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005965/0.3565, allocations: 352 kB / 1.133 GB, free: 6.855 MB / 0.8887 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01229/0.3688, allocations: 7.159 MB / 1.14 GB, free: 15.6 MB / 0.9044 GB Notification: Performance of preOpt findStateOrder (simulation): time 5.505e-05/0.3689, allocations: 4 kB / 1.14 GB, free: 15.59 MB / 0.9044 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004081/0.3693, allocations: 152 kB / 1.141 GB, free: 15.45 MB / 0.9044 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.00044/0.3698, allocations: 330.1 kB / 1.141 GB, free: 15.12 MB / 0.9044 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01412/0.3839, allocations: 7.059 MB / 1.148 GB, free: 8.051 MB / 0.9044 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02907/0.413, allocations: 26.68 MB / 1.174 GB, free: 11.19 MB / 0.9356 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007754/0.4208, allocations: 4.988 MB / 1.179 GB, free: 5.895 MB / 0.9356 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005527/0.4263, allocations: 2.6 MB / 1.181 GB, free: 3.277 MB / 0.9356 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002044/0.4265, allocations: 135 kB / 1.181 GB, free: 3.129 MB / 0.9356 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.663e-05/0.4266, allocations: 64.55 kB / 1.181 GB, free: 3.055 MB / 0.9356 GB Notification: Performance of pre-optimization done (n=208): time 5.451e-06/0.4266, allocations: 0 / 1.181 GB, free: 3.055 MB / 0.9356 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 0.09845/0.5251, allocations: 30.94 MB / 1.212 GB, free: 4.027 MB / 0.9669 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001264/0.5252, allocations: 239.6 kB / 1.212 GB, free: 3.746 MB / 0.9669 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002012/0.5272, allocations: 1.469 MB / 1.213 GB, free: 2.27 MB / 0.9669 GB Notification: Performance of collectPreVariables (initialization): time 0.0003005/0.5275, allocations: 73.7 kB / 1.213 GB, free: 2.191 MB / 0.9669 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009643/0.5285, allocations: 1.497 MB / 1.215 GB, free: 0.6719 MB / 0.9669 GB Notification: Performance of collectInitialBindings (initialization): time 0.0008433/0.5294, allocations: 0.9167 MB / 1.216 GB, free: 15.74 MB / 0.9825 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.00109/0.5305, allocations: 0.6318 MB / 1.216 GB, free: 15.1 MB / 0.9825 GB Notification: Performance of setup shared object (initialization): time 0.000122/0.5306, allocations: 305.1 kB / 1.217 GB, free: 14.8 MB / 0.9825 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005694/0.5363, allocations: 2.694 MB / 1.219 GB, free: 12.09 MB / 0.9825 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006294/0.5426, allocations: 3.563 MB / 1.223 GB, free: 8.152 MB / 0.9825 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01201/0.5546, allocations: 6.402 MB / 1.229 GB, free: 1.352 MB / 0.9825 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.683e-05/0.5546, allocations: 8 kB / 1.229 GB, free: 1.344 MB / 0.9825 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 0.02692/0.5816, allocations: 10.98 MB / 1.24 GB, free: 6.254 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 3.351e-05/0.5816, allocations: 16 kB / 1.24 GB, free: 6.238 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.495e-05/0.5817, allocations: 24 kB / 1.24 GB, free: 6.215 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01869/0.6004, allocations: 5.583 MB / 1.245 GB, free: 0.6133 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.4197/1.02, allocations: 0.9876 MB / 1.246 GB, free: 167.2 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03659/1.057, allocations: 28.19 MB / 1.274 GB, free: 156.5 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004184/1.061, allocations: 0.5703 MB / 1.274 GB, free: 156.5 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003004/1.061, allocations: 155.4 kB / 1.274 GB, free: 156.5 MB / 0.9981 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.00706/1.068, allocations: 3.983 MB / 1.278 GB, free: 155.1 MB / 0.9981 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00556/1.074, allocations: 3.524 MB / 1.282 GB, free: 153.3 MB / 0.9981 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.07612/1.15, allocations: 24.67 MB / 1.306 GB, free: 143.8 MB / 0.9981 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.334e-05/1.15, allocations: 10 kB / 1.306 GB, free: 143.8 MB / 0.9981 GB Warning: The linear system: 1 : transformer.conv1.V2[2] = line2.v3_n[2] - line2.v1_n[2] 2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] 3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2] 4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v1_n[2] ; line2.v1_p[2] ; line2.v3_p[2] ; line2.v3_n[2] ] = [ -transformer.conv1.V2[2] ; line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ; -loadRL.load3.v[2] ; line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1] ] might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v2_p[1] ; line2.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ] = [ -loadRL.load1.v[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -transformer.conv2.V2[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.02016/1.17, allocations: 10.54 MB / 1.316 GB, free: 134.9 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 3.542e-05/1.17, allocations: 17.72 kB / 1.316 GB, free: 134.9 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.961e-05/1.17, allocations: 28 kB / 1.316 GB, free: 134.9 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01232/1.183, allocations: 4.332 MB / 1.32 GB, free: 130.5 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003892/1.187, allocations: 1.045 MB / 1.321 GB, free: 129.5 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02484/1.211, allocations: 27.14 MB / 1.348 GB, free: 101.7 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003921/1.215, allocations: 0.5574 MB / 1.348 GB, free: 101.1 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002601/1.216, allocations: 151.9 kB / 1.349 GB, free: 101 MB / 0.9981 GB Warning: Assuming fixed start value for the following 2 variables: node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system: 0.0 = (-line2.i1[2]) - line2.i2[2] - line2.i3[2] 0.0 = (-line2.i1[1]) - line2.i2[1] - line2.i3[1]. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 119 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (301): * Single equations (assignments): 298 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,3,100.0%), (10,44,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of prepare postOptimizeDAE: time 0.0007887/1.216, allocations: 415.7 kB / 1.349 GB, free: 100.6 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004449/1.217, allocations: 197.7 kB / 1.349 GB, free: 100.4 MB / 0.9981 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 0.02106/1.238, allocations: 10.16 MB / 1.359 GB, free: 90.17 MB / 0.9981 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.936e-05/1.238, allocations: 32 kB / 1.359 GB, free: 90.14 MB / 0.9981 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.59e-05/1.238, allocations: 12 kB / 1.359 GB, free: 90.12 MB / 0.9981 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.766e-05/1.238, allocations: 15.95 kB / 1.359 GB, free: 90.11 MB / 0.9981 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 0.02692/1.265, allocations: 16.34 MB / 1.375 GB, free: 73.6 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.294e-05/1.265, allocations: 8 kB / 1.375 GB, free: 73.59 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002916/1.268, allocations: 0.734 MB / 1.376 GB, free: 72.86 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01495/1.283, allocations: 5.2 MB / 1.381 GB, free: 67.64 MB / 0.9981 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0003945/1.283, allocations: 75.95 kB / 1.381 GB, free: 67.56 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02856/1.312, allocations: 27.24 MB / 1.408 GB, free: 39.85 MB / 0.9981 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.272e-06/1.312, allocations: 12.97 kB / 1.408 GB, free: 39.84 MB / 0.9981 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 0.02036/1.332, allocations: 10.13 MB / 1.418 GB, free: 29.46 MB / 0.9981 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001447/1.334, allocations: 0.7241 MB / 1.418 GB, free: 28.71 MB / 0.9981 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003866/1.334, allocations: 52 kB / 1.418 GB, free: 28.66 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003057/1.337, allocations: 0.5109 MB / 1.419 GB, free: 28.15 MB / 0.9981 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006173/1.338, allocations: 226.3 kB / 1.419 GB, free: 27.93 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001803/1.338, allocations: 95.95 kB / 1.419 GB, free: 27.84 MB / 0.9981 GB Notification: Performance of sorting global known variables: time 0.001082/1.339, allocations: 1.004 MB / 1.42 GB, free: 26.84 MB / 0.9981 GB Notification: Performance of sort global known variables: time 1.6e-07/1.339, allocations: 0 / 1.42 GB, free: 26.84 MB / 0.9981 GB Notification: Performance of remove unused functions: time 0.005432/1.345, allocations: 1.855 MB / 1.422 GB, free: 24.98 MB / 0.9981 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 0.02034/1.365, allocations: 10.8 MB / 1.432 GB, free: 13.93 MB / 0.9981 GB Notification: Performance of simCode: created initialization part: time 0.02674/1.392, allocations: 14.38 MB / 1.446 GB, free: 15.47 MB / 1.014 GB Notification: Performance of simCode: created event and clocks part: time 1.077e-05/1.392, allocations: 0 / 1.446 GB, free: 15.47 MB / 1.014 GB Notification: Performance of simCode: created simulation system equations: time 0.01034/1.402, allocations: 4.399 MB / 1.451 GB, free: 11.04 MB / 1.014 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0021/1.404, allocations: 294 kB / 1.451 GB, free: 10.75 MB / 1.014 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 0.09182/1.496, allocations: 44.17 MB / 1.494 GB, free: 12.58 MB / 1.061 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003007/1.499, allocations: 2.846 MB / 1.497 GB, free: 9.699 MB / 1.061 GB Notification: Performance of simCode: alias equations: time 0.004863/1.504, allocations: 1.657 MB / 1.499 GB, free: 8.039 MB / 1.061 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001642/1.506, allocations: 1.226 MB / 1.5 GB, free: 6.812 MB / 1.061 GB Notification: Performance of SimCode: time 5.61e-07/1.506, allocations: 0 / 1.5 GB, free: 6.812 MB / 1.061 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 3.214/4.72, allocations: 102.1 MB / 1.599 GB, free: 1.09 MB / 1.154 GB Notification: Performance of buildModelFMU: Generate platform static: time 19.38/24.1, allocations: 4.875 kB / 1.599 GB, free: 1.086 MB / 1.154 GB (rm -f Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD_res.mat --tempDir=temp_Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD_fmu --startTime=0 --stopTime=1 --timeout=400 --tolerance=1e-06 Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD.fmu > Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1) TODO: How the !@#!# did the simulation report success but simulation result Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD_res.mat does not exist to compare? outputFormat=mat