Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_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 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.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_9_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_9_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 0.001781/0.001781, allocations: 108 kB / 15.6 MB, free: 132 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002576/0.002576, allocations: 194.9 kB / 16.53 MB, free: 6.391 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.468/1.468, allocations: 222.9 MB / 240.2 MB, free: 4.43 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo): time 2.421/2.421, allocations: 390.2 MB / 0.6646 GB, free: 412 kB / 0.5137 GB Notification: Performance of FrontEnd - loaded program: time 0.001273/0.001273, allocations: 67.89 kB / 0.8126 GB, free: 14.42 MB / 0.67 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.7621/0.7634, allocations: 140.4 MB / 0.9496 GB, free: 9.219 MB / 0.7169 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02163/0.785, allocations: 18.25 MB / 0.9674 GB, free: 11.32 MB / 0.7325 GB Notification: Performance of NFInst.instExpressions: time 0.01454/0.7996, allocations: 6.877 MB / 0.9742 GB, free: 5.891 MB / 0.7325 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002686/0.8024, allocations: 56.41 kB / 0.9742 GB, free: 5.883 MB / 0.7325 GB Notification: Performance of NFTyping.typeComponents: time 0.004512/0.8069, allocations: 1.471 MB / 0.9756 GB, free: 4.73 MB / 0.7325 GB Notification: Performance of NFTyping.typeBindings: time 0.005299/0.8122, allocations: 1.449 MB / 0.9771 GB, free: 3.574 MB / 0.7325 GB Notification: Performance of NFTyping.typeClassSections: time 0.003978/0.8162, allocations: 1.262 MB / 0.9783 GB, free: 2.578 MB / 0.7325 GB Notification: Performance of NFFlatten.flatten: time 0.009195/0.8254, allocations: 5.48 MB / 0.9836 GB, free: 14.95 MB / 0.7481 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009703/0.8352, allocations: 7.223 MB / 0.9907 GB, free: 7.617 MB / 0.7481 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004578/0.8398, allocations: 2.365 MB / 0.993 GB, free: 5.246 MB / 0.7481 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005523/0.8454, allocations: 2.968 MB / 0.9959 GB, free: 2.27 MB / 0.7481 GB Notification: Performance of NFPackage.collectConstants: time 0.001954/0.8474, allocations: 0.5156 MB / 0.9964 GB, free: 1.754 MB / 0.7481 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004037/0.8514, allocations: 1.268 MB / 0.9977 GB, free: 496 kB / 0.7481 GB Notification: Performance of NFScalarize.scalarize: time 0.004322/0.8558, allocations: 2.246 MB / 0.9998 GB, free: 14.23 MB / 0.7637 GB Notification: Performance of NFVerifyModel.verify: time 0.005433/0.8612, allocations: 2.198 MB / 1.002 GB, free: 12.02 MB / 0.7637 GB Notification: Performance of NFConvertDAE.convert: time 0.00946/0.8707, allocations: 7.725 MB / 1.01 GB, free: 4.277 MB / 0.7637 GB Notification: Performance of FrontEnd - DAE generated: time 7.745e-06/0.8708, allocations: 0 / 1.01 GB, free: 4.277 MB / 0.7637 GB Notification: Performance of FrontEnd: time 4.619e-06/0.8708, allocations: 4 kB / 1.01 GB, free: 4.273 MB / 0.7637 GB Notification: Performance of Transformations before backend: time 0.000235/0.871, allocations: 0 / 1.01 GB, free: 4.273 MB / 0.7637 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 0.01083/0.8819, allocations: 3.827 MB / 1.013 GB, free: 400 kB / 0.7637 GB Notification: Performance of prepare preOptimizeDAE: time 4.66e-05/0.8819, allocations: 8.031 kB / 1.013 GB, free: 392 kB / 0.7637 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01398/0.8959, allocations: 2.415 MB / 1.016 GB, free: 13.96 MB / 0.7794 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005811/0.9018, allocations: 2.167 MB / 1.018 GB, free: 11.75 MB / 0.7794 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002553/0.9021, allocations: 271.5 kB / 1.018 GB, free: 11.48 MB / 0.7794 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001508/0.9036, allocations: 351.9 kB / 1.018 GB, free: 11.14 MB / 0.7794 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01708/0.9207, allocations: 7.166 MB / 1.025 GB, free: 3.875 MB / 0.7794 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.455e-05/0.9208, allocations: 4 kB / 1.025 GB, free: 3.871 MB / 0.7794 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004489/0.9212, allocations: 148 kB / 1.025 GB, free: 3.727 MB / 0.7794 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005247/0.9218, allocations: 330.1 kB / 1.026 GB, free: 3.402 MB / 0.7794 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01759/0.9394, allocations: 7.051 MB / 1.033 GB, free: 12.34 MB / 0.795 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03593/0.9754, allocations: 26.69 MB / 1.059 GB, free: 15.47 MB / 0.8262 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008566/0.984, allocations: 4.982 MB / 1.064 GB, free: 10.18 MB / 0.8262 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006096/0.9901, allocations: 2.604 MB / 1.066 GB, free: 7.559 MB / 0.8262 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003025/0.9905, allocations: 127 kB / 1.066 GB, free: 7.418 MB / 0.8262 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.948e-05/0.9905, allocations: 72.48 kB / 1.066 GB, free: 7.336 MB / 0.8262 GB Notification: Performance of pre-optimization done (n=208): time 4.589e-06/0.9906, allocations: 0 / 1.066 GB, free: 7.336 MB / 0.8262 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 0.1064/1.097, allocations: 30.95 MB / 1.097 GB, free: 8.305 MB / 0.8575 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001227/1.097, allocations: 235.6 kB / 1.097 GB, free: 8.027 MB / 0.8575 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002249/1.099, allocations: 1.469 MB / 1.098 GB, free: 6.551 MB / 0.8575 GB Notification: Performance of collectPreVariables (initialization): time 0.0005887/1.1, allocations: 69.7 kB / 1.098 GB, free: 6.477 MB / 0.8575 GB Notification: Performance of collectInitialEqns (initialization): time 0.000973/1.101, allocations: 1.497 MB / 1.1 GB, free: 4.957 MB / 0.8575 GB Notification: Performance of collectInitialBindings (initialization): time 0.001158/1.102, allocations: 0.9203 MB / 1.101 GB, free: 4.023 MB / 0.8575 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0011/1.103, allocations: 0.6318 MB / 1.101 GB, free: 3.383 MB / 0.8575 GB Notification: Performance of setup shared object (initialization): time 0.0001146/1.103, allocations: 305.1 kB / 1.102 GB, free: 3.082 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006015/1.109, allocations: 2.694 MB / 1.104 GB, free: 388 kB / 0.8575 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007015/1.116, allocations: 3.563 MB / 1.108 GB, free: 12.44 MB / 0.8731 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01305/1.13, allocations: 6.402 MB / 1.114 GB, free: 5.637 MB / 0.8731 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.726e-05/1.13, allocations: 11.94 kB / 1.114 GB, free: 5.625 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.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 0.03021/1.16, allocations: 10.98 MB / 1.125 GB, free: 10.54 MB / 0.8887 GB Notification: Performance of prepare postOptimizeDAE: time 4.498e-05/1.16, allocations: 16.06 kB / 1.125 GB, free: 10.52 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.572e-05/1.16, allocations: 32 kB / 1.125 GB, free: 10.49 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02025/1.18, allocations: 5.579 MB / 1.13 GB, free: 4.895 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004569/1.185, allocations: 0.9944 MB / 1.131 GB, free: 3.898 MB / 0.8887 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04344/1.228, allocations: 28.18 MB / 1.159 GB, free: 7.262 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005089/1.233, allocations: 0.5657 MB / 1.159 GB, free: 6.695 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008356/1.234, allocations: 155.9 kB / 1.159 GB, free: 6.543 MB / 0.92 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008803/1.243, allocations: 3.984 MB / 1.163 GB, free: 2.551 MB / 0.92 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006994/1.25, allocations: 3.532 MB / 1.167 GB, free: 14.64 MB / 0.9356 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09496/1.345, allocations: 24.67 MB / 1.191 GB, free: 5.465 MB / 0.9512 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.749e-05/1.345, allocations: 8 kB / 1.191 GB, free: 5.457 MB / 0.9512 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 0.02664/1.372, allocations: 10.53 MB / 1.201 GB, free: 10.78 MB / 0.9669 GB Notification: Performance of prepare postOptimizeDAE: time 3.691e-05/1.372, allocations: 16 kB / 1.201 GB, free: 10.77 MB / 0.9669 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.645e-05/1.372, allocations: 31.94 kB / 1.201 GB, free: 10.73 MB / 0.9669 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01537/1.387, allocations: 4.333 MB / 1.205 GB, free: 6.383 MB / 0.9669 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004821/1.392, allocations: 1.045 MB / 1.206 GB, free: 5.336 MB / 0.9669 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03638/1.429, allocations: 27.16 MB / 1.233 GB, free: 9.449 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005177/1.434, allocations: 0.5536 MB / 1.233 GB, free: 8.895 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006785/1.435, allocations: 152 kB / 1.234 GB, free: 8.746 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 0.00108/1.436, allocations: 407.9 kB / 1.234 GB, free: 8.34 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007876/1.437, allocations: 197.7 kB / 1.234 GB, free: 8.145 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 0.02706/1.464, allocations: 10.17 MB / 1.244 GB, free: 13.9 MB / 1.014 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.995e-05/1.464, allocations: 31.94 kB / 1.244 GB, free: 13.87 MB / 1.014 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.672e-05/1.464, allocations: 12 kB / 1.244 GB, free: 13.86 MB / 1.014 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.277e-05/1.464, allocations: 19.94 kB / 1.244 GB, free: 13.84 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 0.7688/2.233, allocations: 16.33 MB / 1.26 GB, free: 275.7 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.419e-05/2.233, allocations: 11.34 kB / 1.26 GB, free: 275.7 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003997/2.237, allocations: 0.7379 MB / 1.261 GB, free: 275.7 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02023/2.257, allocations: 5.199 MB / 1.266 GB, free: 275.7 MB / 1.014 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007/2.258, allocations: 73.03 kB / 1.266 GB, free: 275.7 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0408/2.298, allocations: 27.22 MB / 1.293 GB, free: 263.6 MB / 1.014 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.193e-05/2.299, allocations: 12.12 kB / 1.293 GB, free: 263.6 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 : 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 0.02383/2.322, allocations: 10.12 MB / 1.302 GB, free: 258.5 MB / 1.014 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001876/2.324, allocations: 0.7336 MB / 1.303 GB, free: 258.1 MB / 1.014 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004458/2.325, allocations: 55.47 kB / 1.303 GB, free: 258.1 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003415/2.328, allocations: 0.5066 MB / 1.304 GB, free: 257.9 MB / 1.014 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008433/2.329, allocations: 228.7 kB / 1.304 GB, free: 257.7 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001964/2.329, allocations: 95.61 kB / 1.304 GB, free: 257.7 MB / 1.014 GB Notification: Performance of sorting global known variables: time 0.001391/2.331, allocations: 0.9971 MB / 1.305 GB, free: 257.2 MB / 1.014 GB Notification: Performance of sort global known variables: time 3.5e-07/2.331, allocations: 2.344 kB / 1.305 GB, free: 257.2 MB / 1.014 GB Notification: Performance of remove unused functions: time 0.007121/2.338, allocations: 1.85 MB / 1.307 GB, free: 257 MB / 1.014 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 0.0005313/2.338, allocations: 191.2 kB / 1.307 GB, free: 256.8 MB / 1.014 GB Notification: Performance of simCode: created initialization part: time 0.02973/2.368, allocations: 14.38 MB / 1.321 GB, free: 245.5 MB / 1.014 GB Notification: Performance of simCode: created event and clocks part: time 1.322e-05/2.368, allocations: 5.875 kB / 1.321 GB, free: 245.5 MB / 1.014 GB Notification: Performance of simCode: created simulation system equations: time 0.009492/2.378, allocations: 4.399 MB / 1.325 GB, free: 241.1 MB / 1.014 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002304/2.38, allocations: 288.2 kB / 1.326 GB, free: 240.8 MB / 1.014 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02347/2.403, allocations: 9.544 MB / 1.335 GB, free: 231.2 MB / 1.014 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003853/2.407, allocations: 2.855 MB / 1.338 GB, free: 228.3 MB / 1.014 GB Notification: Performance of simCode: alias equations: time 0.005501/2.413, allocations: 1.659 MB / 1.339 GB, free: 226.7 MB / 1.014 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006983/2.414, allocations: 171.3 kB / 1.34 GB, free: 226.5 MB / 1.014 GB Notification: Performance of SimCode: time 6.41e-07/2.414, allocations: 0 / 1.34 GB, free: 226.5 MB / 1.014 GB Notification: Performance of Templates: time 0.102/2.516, allocations: 78.15 MB / 1.416 GB, free: 148.6 MB / 1.014 GB make -j1 -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile (rm -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)