Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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 9.1.3-maint.9.1.x/package.mo", uses=false) Using package Buildings with version 9.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.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.UnbalancedStepDown.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_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0013/0.0013, allocations: 103 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 0.00128/0.00128, 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 1.358/1.358, 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 9.1.3-maint.9.1.x/package.mo): time 2.206/2.206, allocations: 390.3 MB / 0.6653 GB, free: 0.7422 MB / 0.5294 GB Notification: Performance of FrontEnd - loaded program: time 0.001315/0.001315, allocations: 66.03 kB / 0.8132 GB, free: 32.94 MB / 0.6231 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2866/0.288, allocations: 140.4 MB / 0.9503 GB, free: 8.883 MB / 0.7325 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.0228/0.3108, allocations: 18.27 MB / 0.9681 GB, free: 6.539 MB / 0.7481 GB Notification: Performance of NFInst.instExpressions: time 0.01208/0.3229, allocations: 6.82 MB / 0.9748 GB, free: 15.7 MB / 0.7637 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001978/0.325, allocations: 55.88 kB / 0.9749 GB, free: 15.64 MB / 0.7637 GB Notification: Performance of NFTyping.typeComponents: time 0.004128/0.3291, allocations: 1.466 MB / 0.9763 GB, free: 14.18 MB / 0.7637 GB Notification: Performance of NFTyping.typeBindings: time 0.004473/0.3336, allocations: 1.436 MB / 0.9777 GB, free: 12.73 MB / 0.7637 GB Notification: Performance of NFTyping.typeClassSections: time 0.003687/0.3373, allocations: 1.267 MB / 0.9789 GB, free: 11.46 MB / 0.7637 GB Notification: Performance of NFFlatten.flatten: time 0.006362/0.3437, allocations: 5.472 MB / 0.9843 GB, free: 5.977 MB / 0.7637 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009635/0.3534, allocations: 7.237 MB / 0.9913 GB, free: 14.63 MB / 0.7794 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003733/0.3571, allocations: 2.361 MB / 0.9936 GB, free: 12.27 MB / 0.7794 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004965/0.3621, allocations: 2.961 MB / 0.9965 GB, free: 9.297 MB / 0.7794 GB Notification: Performance of NFPackage.collectConstants: time 0.002154/0.3643, allocations: 0.5156 MB / 0.997 GB, free: 8.781 MB / 0.7794 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004159/0.3685, allocations: 1.268 MB / 0.9983 GB, free: 7.512 MB / 0.7794 GB Notification: Performance of NFScalarize.scalarize: time 0.003842/0.3724, allocations: 2.246 MB / 1 GB, free: 5.262 MB / 0.7794 GB Notification: Performance of NFVerifyModel.verify: time 0.005062/0.3775, allocations: 2.19 MB / 1.003 GB, free: 3.062 MB / 0.7794 GB Notification: Performance of NFConvertDAE.convert: time 0.01007/0.3875, allocations: 7.736 MB / 1.01 GB, free: 11.3 MB / 0.795 GB Notification: Performance of FrontEnd - DAE generated: time 6.683e-06/0.3876, allocations: 0 / 1.01 GB, free: 11.3 MB / 0.795 GB Notification: Performance of FrontEnd: time 1.663e-06/0.3876, allocations: 0 / 1.01 GB, free: 11.3 MB / 0.795 GB Notification: Performance of Transformations before backend: time 0.0002647/0.3879, allocations: 0 / 1.01 GB, free: 11.3 MB / 0.795 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 0.01133/0.3992, allocations: 3.819 MB / 1.014 GB, free: 7.426 MB / 0.795 GB Notification: Performance of prepare preOptimizeDAE: time 4.812e-05/0.3993, allocations: 8.031 kB / 1.014 GB, free: 7.418 MB / 0.795 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01393/0.4132, allocations: 2.419 MB / 1.016 GB, free: 4.992 MB / 0.795 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005131/0.4184, allocations: 2.167 MB / 1.018 GB, free: 2.781 MB / 0.795 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002702/0.4187, allocations: 267.5 kB / 1.019 GB, free: 2.52 MB / 0.795 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0015/0.4202, allocations: 355.9 kB / 1.019 GB, free: 2.172 MB / 0.795 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01754/0.4377, allocations: 7.162 MB / 1.026 GB, free: 10.91 MB / 0.8106 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001446/0.4379, allocations: 11.92 kB / 1.026 GB, free: 10.9 MB / 0.8106 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001168/0.4391, allocations: 148 kB / 1.026 GB, free: 10.75 MB / 0.8106 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005294/0.4397, allocations: 334.1 kB / 1.026 GB, free: 10.43 MB / 0.8106 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01773/0.4574, allocations: 7.044 MB / 1.033 GB, free: 3.363 MB / 0.8106 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 0.03895/0.4964, allocations: 26.75 MB / 1.059 GB, free: 6.43 MB / 0.8419 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008896/0.5053, allocations: 4.988 MB / 1.064 GB, free: 1.133 MB / 0.8419 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006391/0.5118, allocations: 2.596 MB / 1.067 GB, free: 14.52 MB / 0.8575 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003969/0.5122, allocations: 131 kB / 1.067 GB, free: 14.38 MB / 0.8575 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.39e-05/0.5123, allocations: 64.5 kB / 1.067 GB, free: 14.3 MB / 0.8575 GB Notification: Performance of pre-optimization done (n=208): time 4.438e-06/0.5123, allocations: 0 / 1.067 GB, free: 14.3 MB / 0.8575 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 0.6453/1.158, allocations: 30.94 MB / 1.097 GB, free: 119.8 MB / 0.8575 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001047/1.158, allocations: 239.2 kB / 1.097 GB, free: 119.5 MB / 0.8575 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002601/1.16, allocations: 1.474 MB / 1.099 GB, free: 119 MB / 0.8575 GB Notification: Performance of collectPreVariables (initialization): time 0.0005614/1.161, allocations: 66.83 kB / 1.099 GB, free: 118.9 MB / 0.8575 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009792/1.162, allocations: 1.499 MB / 1.1 GB, free: 117.8 MB / 0.8575 GB Notification: Performance of collectInitialBindings (initialization): time 0.00103/1.163, allocations: 0.922 MB / 1.101 GB, free: 117.1 MB / 0.8575 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001169/1.164, allocations: 0.6335 MB / 1.102 GB, free: 116.8 MB / 0.8575 GB Notification: Performance of setup shared object (initialization): time 5.559e-05/1.164, allocations: 311.2 kB / 1.102 GB, free: 116.5 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006323/1.171, allocations: 2.685 MB / 1.105 GB, free: 115.7 MB / 0.8575 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006847/1.177, allocations: 3.572 MB / 1.108 GB, free: 113.8 MB / 0.8575 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0123/1.19, allocations: 6.401 MB / 1.115 GB, free: 110.7 MB / 0.8575 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.402e-05/1.19, allocations: 7.5 kB / 1.115 GB, free: 110.7 MB / 0.8575 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 0.02981/1.22, allocations: 11.03 MB / 1.125 GB, free: 105.9 MB / 0.8575 GB Notification: Performance of prepare postOptimizeDAE: time 7.879e-05/1.22, allocations: 18.59 kB / 1.125 GB, free: 105.9 MB / 0.8575 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.184e-05/1.22, allocations: 26.72 kB / 1.125 GB, free: 105.9 MB / 0.8575 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01969/1.24, allocations: 5.566 MB / 1.131 GB, free: 103.2 MB / 0.8575 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00438/1.244, allocations: 0.9881 MB / 1.132 GB, free: 102.9 MB / 0.8575 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03999/1.284, allocations: 28.18 MB / 1.159 GB, free: 78.06 MB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004952/1.289, allocations: 0.5768 MB / 1.16 GB, free: 77.49 MB / 0.8575 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007739/1.29, allocations: 151.9 kB / 1.16 GB, free: 77.34 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008228/1.298, allocations: 3.98 MB / 1.164 GB, free: 73.35 MB / 0.8575 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006189/1.304, allocations: 3.534 MB / 1.167 GB, free: 69.44 MB / 0.8575 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08291/1.387, allocations: 24.66 MB / 1.191 GB, free: 44.29 MB / 0.8575 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.736e-05/1.387, allocations: 4 kB / 1.192 GB, free: 44.29 MB / 0.8575 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 0.02587/1.413, allocations: 10.53 MB / 1.202 GB, free: 33.62 MB / 0.8575 GB Notification: Performance of prepare postOptimizeDAE: time 3.407e-05/1.413, allocations: 19.94 kB / 1.202 GB, free: 33.6 MB / 0.8575 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.711e-05/1.413, allocations: 24 kB / 1.202 GB, free: 33.58 MB / 0.8575 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01479/1.428, allocations: 4.332 MB / 1.206 GB, free: 29.23 MB / 0.8575 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004562/1.433, allocations: 1.041 MB / 1.207 GB, free: 28.19 MB / 0.8575 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03105/1.464, allocations: 27.15 MB / 1.234 GB, free: 352 kB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004824/1.469, allocations: 0.5548 MB / 1.234 GB, free: 15.79 MB / 0.8731 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006683/1.469, allocations: 148 kB / 1.234 GB, free: 15.64 MB / 0.8731 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.i1[2] - line2.i3[2] 0.0 = (-line2.i2[1]) - line2.i1[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 0.001269/1.471, allocations: 399.8 kB / 1.235 GB, free: 15.25 MB / 0.8731 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009533/1.472, allocations: 201.7 kB / 1.235 GB, free: 15.05 MB / 0.8731 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 0.02838/1.5, allocations: 10.17 MB / 1.245 GB, free: 4.809 MB / 0.8731 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.631e-05/1.5, allocations: 28 kB / 1.245 GB, free: 4.781 MB / 0.8731 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.554e-05/1.5, allocations: 12 kB / 1.245 GB, free: 4.77 MB / 0.8731 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.876e-05/1.5, allocations: 15.95 kB / 1.245 GB, free: 4.754 MB / 0.8731 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 0.0381/1.538, allocations: 16.3 MB / 1.261 GB, free: 4.262 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.808e-05/1.538, allocations: 8 kB / 1.261 GB, free: 4.254 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003766/1.542, allocations: 0.7301 MB / 1.261 GB, free: 3.523 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01934/1.561, allocations: 5.204 MB / 1.267 GB, free: 14.31 MB / 0.9044 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0008022/1.562, allocations: 67.95 kB / 1.267 GB, free: 14.24 MB / 0.9044 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04134/1.604, allocations: 27.27 MB / 1.293 GB, free: 2.48 MB / 0.92 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.017e-05/1.604, allocations: 12.03 kB / 1.293 GB, free: 2.469 MB / 0.92 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 0.02738/1.631, allocations: 10.11 MB / 1.303 GB, free: 8.129 MB / 0.9356 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002112/1.633, allocations: 0.7288 MB / 1.304 GB, free: 7.379 MB / 0.9356 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000885/1.634, allocations: 52.92 kB / 1.304 GB, free: 7.328 MB / 0.9356 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004103/1.638, allocations: 0.507 MB / 1.304 GB, free: 6.82 MB / 0.9356 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009925/1.639, allocations: 222.4 kB / 1.305 GB, free: 6.602 MB / 0.9356 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003866/1.64, allocations: 91.95 kB / 1.305 GB, free: 6.512 MB / 0.9356 GB Notification: Performance of sorting global known variables: time 0.001888/1.642, allocations: 1.009 MB / 1.306 GB, free: 5.5 MB / 0.9356 GB Notification: Performance of sort global known variables: time 1.644e-06/1.642, allocations: 0 / 1.306 GB, free: 5.5 MB / 0.9356 GB Notification: Performance of remove unused functions: time 0.008466/1.65, allocations: 1.855 MB / 1.307 GB, free: 3.645 MB / 0.9356 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 0.0006337/1.651, allocations: 173.6 kB / 1.308 GB, free: 3.469 MB / 0.9356 GB Notification: Performance of simCode: created initialization part: time 0.03635/1.687, allocations: 14.39 MB / 1.322 GB, free: 4.988 MB / 0.9512 GB Notification: Performance of simCode: created event and clocks part: time 2.14e-05/1.687, allocations: 4 kB / 1.322 GB, free: 4.984 MB / 0.9512 GB Notification: Performance of simCode: created simulation system equations: time 0.0117/1.699, allocations: 4.422 MB / 1.326 GB, free: 0.5273 MB / 0.9512 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003815/1.703, allocations: 288.2 kB / 1.326 GB, free: 252 kB / 0.9512 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02947/1.732, allocations: 10.12 MB / 1.336 GB, free: 6.004 MB / 0.9669 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005017/1.737, allocations: 2.912 MB / 1.339 GB, free: 3.055 MB / 0.9669 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001322/1.739, allocations: 219.3 kB / 1.339 GB, free: 2.84 MB / 0.9669 GB Notification: Performance of SimCode: time 1.182e-06/1.739, allocations: 3.938 kB / 1.339 GB, free: 2.836 MB / 0.9669 GB Notification: Performance of Templates: time 0.1434/1.882, allocations: 107.8 MB / 1.444 GB, free: 7.035 MB / 1.076 GB make -j1 -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile (rm -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)