Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.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/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: translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001326/0.001326, allocations: 111.9 kB / 16.42 MB, free: 6.445 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001192/0.001193, allocations: 185.7 kB / 17.35 MB, free: 5.738 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.352/1.352, allocations: 222.9 MB / 241 MB, free: 15.17 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.001995/0.001995, allocations: 293.6 kB / 291.5 MB, free: 14.46 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9742/0.9742, allocations: 169.3 MB / 0.499 GB, free: 4.441 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.002115/0.002115, allocations: 99.84 kB / 0.6822 GB, free: 6.887 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.5216/0.5237, allocations: 86.98 MB / 0.7672 GB, free: 3.922 MB / 0.5294 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02195/0.5457, allocations: 18.25 MB / 0.785 GB, free: 1.609 MB / 0.545 GB Notification: Performance of NFInst.instExpressions: time 0.01188/0.5576, allocations: 6.874 MB / 0.7917 GB, free: 10.71 MB / 0.5606 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002482/0.5602, allocations: 55.88 kB / 0.7917 GB, free: 10.66 MB / 0.5606 GB Notification: Performance of NFTyping.typeComponents: time 0.004349/0.5645, allocations: 1.463 MB / 0.7932 GB, free: 9.195 MB / 0.5606 GB Notification: Performance of NFTyping.typeBindings: time 0.004259/0.5688, allocations: 1.42 MB / 0.7946 GB, free: 7.77 MB / 0.5606 GB Notification: Performance of NFTyping.typeClassSections: time 0.003552/0.5724, allocations: 1.294 MB / 0.7958 GB, free: 6.473 MB / 0.5606 GB Notification: Performance of NFFlatten.flatten: time 0.00625/0.5787, allocations: 5.461 MB / 0.8012 GB, free: 1 MB / 0.5606 GB Notification: Performance of NFFlatten.resolveConnections: time 0.007949/0.5866, allocations: 7.112 MB / 0.8081 GB, free: 9.777 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003707/0.5904, allocations: 2.388 MB / 0.8104 GB, free: 7.383 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005042/0.5954, allocations: 2.968 MB / 0.8133 GB, free: 4.406 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.0009456/0.5964, allocations: 0.5195 MB / 0.8138 GB, free: 3.887 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002707/0.5991, allocations: 1.264 MB / 0.8151 GB, free: 2.621 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.002074/0.6012, allocations: 2.254 MB / 0.8173 GB, free: 372 kB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.002422/0.6036, allocations: 2.183 MB / 0.8194 GB, free: 14.17 MB / 0.5919 GB Notification: Performance of NFConvertDAE.convert: time 0.007658/0.6113, allocations: 7.782 MB / 0.827 GB, free: 6.371 MB / 0.5919 GB Notification: Performance of FrontEnd - DAE generated: time 6.112e-06/0.6113, allocations: 0 / 0.827 GB, free: 6.371 MB / 0.5919 GB Notification: Performance of FrontEnd: time 2.785e-06/0.6114, allocations: 4 kB / 0.827 GB, free: 6.367 MB / 0.5919 GB Notification: Performance of Transformations before backend: time 0.0001739/0.6115, allocations: 0 / 0.827 GB, free: 6.367 MB / 0.5919 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 0.008208/0.6197, allocations: 3.831 MB / 0.8308 GB, free: 2.477 MB / 0.5919 GB Notification: Performance of prepare preOptimizeDAE: time 5.078e-05/0.6198, allocations: 11.97 kB / 0.8308 GB, free: 2.465 MB / 0.5919 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01282/0.6326, allocations: 2.341 MB / 0.8331 GB, free: 120 kB / 0.5919 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005326/0.638, allocations: 2.186 MB / 0.8352 GB, free: 13.88 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002734/0.6383, allocations: 271.5 kB / 0.8354 GB, free: 13.62 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001465/0.6398, allocations: 355.9 kB / 0.8358 GB, free: 13.27 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0158/0.6556, allocations: 7.116 MB / 0.8427 GB, free: 6.051 MB / 0.6075 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.374e-05/0.6557, allocations: 3.938 kB / 0.8427 GB, free: 6.047 MB / 0.6075 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005171/0.6562, allocations: 152 kB / 0.8429 GB, free: 5.898 MB / 0.6075 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004772/0.6567, allocations: 334.1 kB / 0.8432 GB, free: 5.57 MB / 0.6075 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01606/0.6728, allocations: 7.005 MB / 0.85 GB, free: 14.55 MB / 0.6231 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03217/0.705, allocations: 26.43 MB / 0.8759 GB, free: 1.945 MB / 0.6387 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008277/0.7133, allocations: 5 MB / 0.8807 GB, free: 12.65 MB / 0.6544 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005872/0.7192, allocations: 2.608 MB / 0.8833 GB, free: 10.02 MB / 0.6544 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002415/0.7195, allocations: 135 kB / 0.8834 GB, free: 9.871 MB / 0.6544 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.46e-05/0.7195, allocations: 56.56 kB / 0.8835 GB, free: 9.809 MB / 0.6544 GB Notification: Performance of pre-optimization done (n=208): time 4.137e-06/0.7195, allocations: 0 / 0.8835 GB, free: 9.809 MB / 0.6544 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 0.1108/0.8304, allocations: 30.96 MB / 0.9137 GB, free: 10.75 MB / 0.6856 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001119/0.8305, allocations: 243.5 kB / 0.9139 GB, free: 10.46 MB / 0.6856 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002064/0.8326, allocations: 1.442 MB / 0.9153 GB, free: 9.016 MB / 0.6856 GB Notification: Performance of collectPreVariables (initialization): time 0.0004719/0.8331, allocations: 69.7 kB / 0.9154 GB, free: 8.941 MB / 0.6856 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009327/0.834, allocations: 1.501 MB / 0.9169 GB, free: 7.422 MB / 0.6856 GB Notification: Performance of collectInitialBindings (initialization): time 0.00105/0.8351, allocations: 0.9204 MB / 0.9178 GB, free: 6.488 MB / 0.6856 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001305/0.8364, allocations: 0.6279 MB / 0.9184 GB, free: 5.852 MB / 0.6856 GB Notification: Performance of setup shared object (initialization): time 8.796e-05/0.8365, allocations: 301.1 kB / 0.9187 GB, free: 5.555 MB / 0.6856 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.00587/0.8424, allocations: 2.67 MB / 0.9213 GB, free: 2.875 MB / 0.6856 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006544/0.8489, allocations: 3.548 MB / 0.9247 GB, free: 14.95 MB / 0.7012 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01252/0.8615, allocations: 6.383 MB / 0.931 GB, free: 8.164 MB / 0.7012 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.48e-05/0.8615, allocations: 12 kB / 0.931 GB, free: 8.152 MB / 0.7012 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 0.02827/0.8898, allocations: 10.95 MB / 0.9417 GB, free: 13.09 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 4.425e-05/0.8899, allocations: 24.08 kB / 0.9417 GB, free: 13.07 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.698e-05/0.8899, allocations: 24 kB / 0.9417 GB, free: 13.04 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02004/0.91, allocations: 5.481 MB / 0.9471 GB, free: 7.551 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004368/0.9144, allocations: 0.9906 MB / 0.9481 GB, free: 6.559 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.3792/1.294, allocations: 28.14 MB / 0.9755 GB, free: 177.2 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004414/1.298, allocations: 0.5547 MB / 0.9761 GB, free: 177.2 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005542/1.299, allocations: 151.9 kB / 0.9762 GB, free: 177.2 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007749/1.306, allocations: 3.963 MB / 0.9801 GB, free: 176.6 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005724/1.312, allocations: 3.518 MB / 0.9835 GB, free: 174.8 MB / 0.7325 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.07935/1.391, allocations: 24.56 MB / 1.008 GB, free: 163.9 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.98e-05/1.392, allocations: 8 kB / 1.008 GB, free: 163.9 MB / 0.7325 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 0.02327/1.415, allocations: 10.49 MB / 1.018 GB, free: 153.4 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 5.231e-05/1.415, allocations: 16 kB / 1.018 GB, free: 153.4 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.979e-05/1.415, allocations: 31.98 kB / 1.018 GB, free: 153.3 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0139/1.429, allocations: 4.247 MB / 1.022 GB, free: 149.1 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004235/1.433, allocations: 1.03 MB / 1.023 GB, free: 148.1 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02842/1.462, allocations: 27.14 MB / 1.049 GB, free: 120.5 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004139/1.466, allocations: 0.5356 MB / 1.05 GB, free: 119.9 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005625/1.466, allocations: 159.9 kB / 1.05 GB, free: 119.8 MB / 0.7325 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 0.001245/1.468, allocations: 392.6 kB / 1.051 GB, free: 119.4 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007818/1.468, allocations: 206.9 kB / 1.051 GB, free: 119.3 MB / 0.7325 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 0.02417/1.493, allocations: 10.17 MB / 1.061 GB, free: 109 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.212e-05/1.493, allocations: 11.95 kB / 1.061 GB, free: 109 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.414e-06/1.493, allocations: 4 kB / 1.061 GB, free: 109 MB / 0.7325 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001397/1.494, allocations: 0.7324 MB / 1.061 GB, free: 108.3 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006035/1.495, allocations: 44 kB / 1.061 GB, free: 108.2 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003553/1.498, allocations: 0.4992 MB / 1.062 GB, free: 107.7 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007293/1.499, allocations: 281.4 kB / 1.062 GB, free: 107.4 MB / 0.7325 GB Notification: Performance of postOpt createDAEmodeBDAE (simulation): time 0.02109/1.52, allocations: 9.413 MB / 1.071 GB, free: 98.07 MB / 0.7325 GB Notification: Performance of postOpt symbolicJacobianDAE (simulation): time 0.01529/1.535, allocations: 8.906 MB / 1.08 GB, free: 89.09 MB / 0.7325 GB Notification: Performance of postOpt setEvaluationStage (simulation): time 0.004721/1.54, allocations: 2.662 MB / 1.083 GB, free: 86.43 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.001319/1.542, allocations: 0.9815 MB / 1.084 GB, free: 85.45 MB / 0.7325 GB Notification: Performance of Backend: time 3.3e-07/1.542, allocations: 2.953 kB / 1.084 GB, free: 85.45 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.02366/1.565, allocations: 10.51 MB / 1.094 GB, free: 74.91 MB / 0.7325 GB Notification: Performance of SimCode: time 0.01145/1.577, allocations: 7.281 MB / 1.101 GB, free: 67.61 MB / 0.7325 GB Notification: Performance of Templates: time 0.115/1.692, allocations: 94.5 MB / 1.193 GB, free: 5.328 MB / 0.7637 GB make -j1 -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile (rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)