Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_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 10.1.1-maint.10.0.x/package.mo", uses=false) Using package Buildings with version 10.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.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: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_10_Buildings.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 0.001747/0.001747, allocations: 101.1 kB / 16.27 MB, free: 6.414 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001929/0.001929, allocations: 190.3 kB / 17.2 MB, free: 5.953 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.451/1.451, allocations: 222.9 MB / 240.9 MB, free: 15.27 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo): time 2.705/2.705, allocations: 437.1 MB / 0.7111 GB, free: 4.504 MB / 0.5762 GB Notification: Performance of FrontEnd - loaded program: time 0.001963/0.001963, allocations: 68.08 kB / 0.8699 GB, free: 2.172 MB / 0.6387 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.35/0.3519, allocations: 151.6 MB / 1.018 GB, free: 10.61 MB / 0.795 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02426/0.3762, allocations: 18.29 MB / 1.036 GB, free: 8.25 MB / 0.8106 GB Notification: Performance of NFInst.instExpressions: time 0.01291/0.3892, allocations: 6.844 MB / 1.043 GB, free: 1.387 MB / 0.8106 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001995/0.3912, allocations: 63.88 kB / 1.043 GB, free: 1.324 MB / 0.8106 GB Notification: Performance of NFTyping.typeComponents: time 0.004264/0.3956, allocations: 1.473 MB / 1.044 GB, free: 15.85 MB / 0.8262 GB Notification: Performance of NFTyping.typeBindings: time 0.004791/0.4004, allocations: 1.439 MB / 1.045 GB, free: 14.4 MB / 0.8262 GB Notification: Performance of NFTyping.typeClassSections: time 0.003969/0.4044, allocations: 1.268 MB / 1.047 GB, free: 13.13 MB / 0.8262 GB Notification: Performance of NFFlatten.flatten: time 0.007745/0.4122, allocations: 5.472 MB / 1.052 GB, free: 7.648 MB / 0.8262 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009988/0.4222, allocations: 7.237 MB / 1.059 GB, free: 312 kB / 0.8262 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004202/0.4264, allocations: 2.361 MB / 1.061 GB, free: 13.94 MB / 0.8419 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006163/0.4326, allocations: 2.972 MB / 1.064 GB, free: 10.96 MB / 0.8419 GB Notification: Performance of NFPackage.collectConstants: time 0.001369/0.434, allocations: 0.5117 MB / 1.065 GB, free: 10.45 MB / 0.8419 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003188/0.4372, allocations: 1.28 MB / 1.066 GB, free: 9.164 MB / 0.8419 GB Notification: Performance of NFScalarize.scalarize: time 0.003038/0.4403, allocations: 2.246 MB / 1.068 GB, free: 6.914 MB / 0.8419 GB Notification: Performance of NFVerifyModel.verify: time 0.003628/0.4439, allocations: 2.183 MB / 1.07 GB, free: 4.723 MB / 0.8419 GB Notification: Performance of NFConvertDAE.convert: time 0.5298/0.9737, allocations: 7.729 MB / 1.078 GB, free: 29.47 MB / 0.8419 GB Notification: Performance of FrontEnd - DAE generated: time 8.145e-06/0.9737, allocations: 0.8125 kB / 1.078 GB, free: 29.47 MB / 0.8419 GB Notification: Performance of FrontEnd: time 2.926e-06/0.9737, allocations: 0 / 1.078 GB, free: 29.47 MB / 0.8419 GB Notification: Performance of Transformations before backend: time 0.0002733/0.974, allocations: 1.375 kB / 1.078 GB, free: 29.47 MB / 0.8419 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 0.01376/0.9878, allocations: 3.835 MB / 1.082 GB, free: 28.14 MB / 0.8419 GB Notification: Performance of prepare preOptimizeDAE: time 4.789e-05/0.9879, allocations: 9.719 kB / 1.082 GB, free: 28.14 MB / 0.8419 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01578/1.004, allocations: 2.411 MB / 1.084 GB, free: 27.96 MB / 0.8419 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006767/1.01, allocations: 2.169 MB / 1.086 GB, free: 27.51 MB / 0.8419 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003712/1.011, allocations: 276.5 kB / 1.086 GB, free: 27.5 MB / 0.8419 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002487/1.013, allocations: 345.4 kB / 1.087 GB, free: 27.5 MB / 0.8419 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02266/1.036, allocations: 7.165 MB / 1.094 GB, free: 27.12 MB / 0.8419 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001076/1.036, allocations: 2.469 kB / 1.094 GB, free: 27.12 MB / 0.8419 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0008086/1.037, allocations: 147.3 kB / 1.094 GB, free: 27.12 MB / 0.8419 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006191/1.038, allocations: 335.6 kB / 1.094 GB, free: 27.12 MB / 0.8419 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02047/1.058, allocations: 7.043 MB / 1.101 GB, free: 26.2 MB / 0.8419 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03539/1.093, allocations: 26.68 MB / 1.127 GB, free: 6.992 MB / 0.8419 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008038/1.102, allocations: 4.993 MB / 1.132 GB, free: 3.582 MB / 0.8419 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006146/1.108, allocations: 2.599 MB / 1.135 GB, free: 2.289 MB / 0.8419 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002596/1.108, allocations: 130.3 kB / 1.135 GB, free: 2.184 MB / 0.8419 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.766e-05/1.108, allocations: 62.38 kB / 1.135 GB, free: 2.125 MB / 0.8419 GB Notification: Performance of pre-optimization done (n=208): time 4.579e-06/1.108, allocations: 4 kB / 1.135 GB, free: 2.121 MB / 0.8419 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 0.1108/1.219, allocations: 30.95 MB / 1.165 GB, free: 15.89 MB / 0.8731 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001668/1.219, allocations: 235.6 kB / 1.165 GB, free: 15.61 MB / 0.8731 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002708/1.222, allocations: 1.473 MB / 1.167 GB, free: 14.13 MB / 0.8731 GB Notification: Performance of collectPreVariables (initialization): time 0.0005993/1.222, allocations: 69.7 kB / 1.167 GB, free: 14.05 MB / 0.8731 GB Notification: Performance of collectInitialEqns (initialization): time 0.001266/1.224, allocations: 1.497 MB / 1.168 GB, free: 12.55 MB / 0.8731 GB Notification: Performance of collectInitialBindings (initialization): time 0.001231/1.225, allocations: 0.922 MB / 1.169 GB, free: 11.63 MB / 0.8731 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001357/1.226, allocations: 0.6318 MB / 1.17 GB, free: 10.99 MB / 0.8731 GB Notification: Performance of setup shared object (initialization): time 0.0001623/1.227, allocations: 305.1 kB / 1.17 GB, free: 10.69 MB / 0.8731 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006742/1.233, allocations: 2.689 MB / 1.173 GB, free: 7.996 MB / 0.8731 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007813/1.241, allocations: 3.567 MB / 1.176 GB, free: 4.066 MB / 0.8731 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01481/1.256, allocations: 6.398 MB / 1.182 GB, free: 13.38 MB / 0.8887 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.069e-05/1.256, allocations: 8 kB / 1.182 GB, free: 13.37 MB / 0.8887 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 0.03206/1.288, allocations: 10.98 MB / 1.193 GB, free: 2.516 MB / 0.8887 GB Notification: Performance of prepare postOptimizeDAE: time 4.224e-05/1.288, allocations: 16 kB / 1.193 GB, free: 2.5 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.457e-05/1.288, allocations: 28.56 kB / 1.193 GB, free: 2.473 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02149/1.31, allocations: 5.579 MB / 1.199 GB, free: 12.88 MB / 0.9044 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004807/1.315, allocations: 0.9961 MB / 1.2 GB, free: 11.92 MB / 0.9044 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04834/1.363, allocations: 28.22 MB / 1.227 GB, free: 15.33 MB / 0.9356 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005019/1.368, allocations: 0.5691 MB / 1.228 GB, free: 14.76 MB / 0.9356 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005043/1.368, allocations: 151.9 kB / 1.228 GB, free: 14.61 MB / 0.9356 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008712/1.377, allocations: 3.98 MB / 1.232 GB, free: 10.62 MB / 0.9356 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007364/1.385, allocations: 3.531 MB / 1.235 GB, free: 6.727 MB / 0.9356 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09621/1.481, allocations: 24.66 MB / 1.259 GB, free: 13.67 MB / 0.9669 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.797e-05/1.481, allocations: 8 kB / 1.259 GB, free: 13.66 MB / 0.9669 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 0.02879/1.51, allocations: 10.53 MB / 1.269 GB, free: 3.211 MB / 0.9669 GB Notification: Performance of prepare postOptimizeDAE: time 3.825e-05/1.51, allocations: 16 kB / 1.27 GB, free: 3.195 MB / 0.9669 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.911e-05/1.51, allocations: 28 kB / 1.27 GB, free: 3.168 MB / 0.9669 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01598/1.526, allocations: 4.342 MB / 1.274 GB, free: 14.8 MB / 0.9825 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004988/1.531, allocations: 1.047 MB / 1.275 GB, free: 13.8 MB / 0.9825 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0387/1.57, allocations: 27.14 MB / 1.301 GB, free: 2.023 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004829/1.574, allocations: 0.5537 MB / 1.302 GB, free: 1.469 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004421/1.575, allocations: 155.9 kB / 1.302 GB, free: 1.316 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 0.001018/1.576, allocations: 403.5 kB / 1.302 GB, free: 0.957 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006027/1.577, allocations: 200.1 kB / 1.303 GB, free: 0.7617 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 0.02849/1.605, allocations: 10.16 MB / 1.312 GB, free: 6.613 MB / 1.014 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.365e-05/1.605, allocations: 28 kB / 1.313 GB, free: 6.586 MB / 1.014 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.86e-05/1.605, allocations: 19.94 kB / 1.313 GB, free: 6.566 MB / 1.014 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.541e-05/1.605, allocations: 23.92 kB / 1.313 GB, free: 6.543 MB / 1.014 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 0.04213/1.647, allocations: 16.33 MB / 1.329 GB, free: 6.152 MB / 1.029 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.798e-05/1.647, allocations: 8 kB / 1.329 GB, free: 6.145 MB / 1.029 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003801/1.651, allocations: 0.7341 MB / 1.329 GB, free: 5.43 MB / 1.029 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02012/1.671, allocations: 5.199 MB / 1.334 GB, free: 220 kB / 1.029 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006961/1.672, allocations: 75.95 kB / 1.334 GB, free: 144 kB / 1.029 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04704/1.719, allocations: 27.23 MB / 1.361 GB, free: 4.457 MB / 1.061 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.197e-05/1.719, allocations: 12.03 kB / 1.361 GB, free: 4.445 MB / 1.061 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 0.02915/1.748, allocations: 10.13 MB / 1.371 GB, free: 10.07 MB / 1.076 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002057/1.75, allocations: 0.7287 MB / 1.372 GB, free: 9.32 MB / 1.076 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005963/1.751, allocations: 59.98 kB / 1.372 GB, free: 9.262 MB / 1.076 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003984/1.755, allocations: 0.5069 MB / 1.372 GB, free: 8.754 MB / 1.076 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008283/1.756, allocations: 222.4 kB / 1.372 GB, free: 8.535 MB / 1.076 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002641/1.756, allocations: 99.89 kB / 1.372 GB, free: 8.438 MB / 1.076 GB Notification: Performance of sorting global known variables: time 0.001726/1.758, allocations: 1.002 MB / 1.373 GB, free: 7.434 MB / 1.076 GB Notification: Performance of sort global known variables: time 2.51e-07/1.758, allocations: 0 / 1.373 GB, free: 7.434 MB / 1.076 GB Notification: Performance of remove unused functions: time 0.007346/1.765, allocations: 1.852 MB / 1.375 GB, free: 5.582 MB / 1.076 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)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0005402/1.766, allocations: 181.3 kB / 1.375 GB, free: 5.398 MB / 1.076 GB Notification: Performance of simCode: created initialization part: time 0.03841/1.804, allocations: 14.39 MB / 1.389 GB, free: 6.91 MB / 1.092 GB Notification: Performance of simCode: created event and clocks part: time 1.142e-05/1.804, allocations: 0 / 1.389 GB, free: 6.91 MB / 1.092 GB Notification: Performance of simCode: created simulation system equations: time 0.01224/1.817, allocations: 4.398 MB / 1.394 GB, free: 2.465 MB / 1.092 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002682/1.819, allocations: 291.4 kB / 1.394 GB, free: 2.184 MB / 1.092 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02724/1.847, allocations: 10.12 MB / 1.404 GB, free: 7.93 MB / 1.107 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003979/1.851, allocations: 2.916 MB / 1.407 GB, free: 4.98 MB / 1.107 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001239/1.852, allocations: 215.3 kB / 1.407 GB, free: 4.773 MB / 1.107 GB Notification: Performance of SimCode: time 1.222e-06/1.852, allocations: 0 / 1.407 GB, free: 4.773 MB / 1.107 GB Notification: Performance of Templates: time 0.1511/2.003, allocations: 107.8 MB / 1.512 GB, free: 9.039 MB / 1.217 GB make -j1 -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile (rm -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=400 -emit_protected -lv LOG_STATS > Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)