Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.002042/0.002042, allocations: 110.5 kB / 17.6 MB, free: 4.688 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00216/0.00216, allocations: 190.8 kB / 20.78 MB, free: 1.512 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.449/1.449, allocations: 225.6 MB / 249.4 MB, free: 3.16 MB / 190.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo): time 2.848/2.848, allocations: 476.7 MB / 0.7629 GB, free: 15.12 MB / 0.6075 GB " [Timeout remaining time 177] Using package Buildings with version 11.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,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_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,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_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 0.001952/0.001952, allocations: 67.89 kB / 1.107 GB, free: 4.469 MB / 0.8419 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.9879/0.9898, allocations: 168.7 MB / 1.272 GB, free: 7.902 MB / 0.9981 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.03161/1.021, allocations: 19.19 MB / 1.291 GB, free: 11.45 MB / 1.014 GB Notification: Performance of NFInst.instExpressions: time 0.0146/1.036, allocations: 7.019 MB / 1.298 GB, free: 6.758 MB / 1.014 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002371/1.038, allocations: 60.22 kB / 1.298 GB, free: 6.746 MB / 1.014 GB Notification: Performance of NFTyping.typeComponents: time 0.004858/1.043, allocations: 1.513 MB / 1.299 GB, free: 5.891 MB / 1.014 GB Notification: Performance of NFTyping.typeBindings: time 0.005055/1.048, allocations: 1.443 MB / 1.301 GB, free: 5.082 MB / 1.014 GB Notification: Performance of NFTyping.typeClassSections: time 0.004444/1.053, allocations: 1.297 MB / 1.302 GB, free: 4.375 MB / 1.014 GB Notification: Performance of NFFlatten.flatten: time 0.008719/1.061, allocations: 5.441 MB / 1.307 GB, free: 2.082 MB / 1.014 GB Notification: Performance of NFFlatten.resolveConnections: time 0.007888/1.069, allocations: 3.285 MB / 1.31 GB, free: 400 kB / 1.014 GB Notification: Performance of NFEvalConstants.evaluate: time 0.006095/1.075, allocations: 2.37 MB / 1.313 GB, free: 15.32 MB / 1.029 GB Notification: Performance of NFSimplifyModel.simplify: time 0.007245/1.083, allocations: 3.153 MB / 1.316 GB, free: 14.09 MB / 1.029 GB Notification: Performance of NFPackage.collectConstants: time 0.002362/1.085, allocations: 0.5116 MB / 1.316 GB, free: 14.09 MB / 1.029 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004524/1.09, allocations: 1.273 MB / 1.318 GB, free: 13.82 MB / 1.029 GB Notification: Performance of NFScalarize.scalarize: time 0.005412/1.095, allocations: 2.299 MB / 1.32 GB, free: 12.9 MB / 1.029 GB Notification: Performance of NFVerifyModel.verify: time 0.008085/1.103, allocations: 2.173 MB / 1.322 GB, free: 11.49 MB / 1.029 GB Notification: Performance of NFConvertDAE.convert: time 0.01519/1.118, allocations: 7.743 MB / 1.329 GB, free: 9.098 MB / 1.029 GB Notification: Performance of FrontEnd - DAE generated: time 6.051e-06/1.118, allocations: 0.5156 kB / 1.329 GB, free: 9.098 MB / 1.029 GB Notification: Performance of FrontEnd: time 1.663e-06/1.118, allocations: 0 / 1.329 GB, free: 9.098 MB / 1.029 GB Notification: Performance of Transformations before backend: time 0.0002999/1.119, allocations: 1.281 kB / 1.329 GB, free: 9.098 MB / 1.029 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.01436/1.133, allocations: 3.876 MB / 1.333 GB, free: 6.574 MB / 1.029 GB Notification: Performance of prepare preOptimizeDAE: time 4.247e-05/1.133, allocations: 9.5 kB / 1.333 GB, free: 6.574 MB / 1.029 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01436/1.147, allocations: 2.426 MB / 1.336 GB, free: 5.402 MB / 1.029 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006723/1.154, allocations: 2.18 MB / 1.338 GB, free: 4.039 MB / 1.029 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003362/1.154, allocations: 269.1 kB / 1.338 GB, free: 3.914 MB / 1.029 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002029/1.156, allocations: 347.9 kB / 1.338 GB, free: 3.797 MB / 1.029 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01919/1.176, allocations: 7.127 MB / 1.345 GB, free: 15.73 MB / 1.045 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001003/1.176, allocations: 6.281 kB / 1.345 GB, free: 15.73 MB / 1.045 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0007546/1.176, allocations: 150.8 kB / 1.345 GB, free: 15.61 MB / 1.045 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000517/1.177, allocations: 328 kB / 1.346 GB, free: 15.52 MB / 1.045 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01821/1.195, allocations: 7.031 MB / 1.353 GB, free: 11.97 MB / 1.045 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 0.03849/1.234, allocations: 26.45 MB / 1.378 GB, free: 5.074 MB / 1.061 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008451/1.242, allocations: 4.87 MB / 1.383 GB, free: 456 kB / 1.061 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005929/1.248, allocations: 2.534 MB / 1.386 GB, free: 13.89 MB / 1.076 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002679/1.248, allocations: 127 kB / 1.386 GB, free: 13.75 MB / 1.076 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.013e-05/1.248, allocations: 72.44 kB / 1.386 GB, free: 13.67 MB / 1.076 GB Notification: Performance of pre-optimization done (n=208): time 3.877e-06/1.248, allocations: 0 / 1.386 GB, free: 13.67 MB / 1.076 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 0.1058/1.354, allocations: 31.05 MB / 1.416 GB, free: 14.55 MB / 1.107 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001674/1.354, allocations: 235.6 kB / 1.416 GB, free: 14.27 MB / 1.107 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00288/1.357, allocations: 1.435 MB / 1.418 GB, free: 12.82 MB / 1.107 GB Notification: Performance of collectPreVariables (initialization): time 0.0006445/1.358, allocations: 73.7 kB / 1.418 GB, free: 12.75 MB / 1.107 GB Notification: Performance of collectInitialEqns (initialization): time 0.001305/1.359, allocations: 1.534 MB / 1.419 GB, free: 11.2 MB / 1.107 GB Notification: Performance of collectInitialBindings (initialization): time 0.001499/1.361, allocations: 0.9644 MB / 1.42 GB, free: 10.22 MB / 1.107 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002232/1.363, allocations: 0.636 MB / 1.421 GB, free: 9.578 MB / 1.107 GB Notification: Performance of setup shared object (initialization): time 0.0001287/1.363, allocations: 301.1 kB / 1.421 GB, free: 9.281 MB / 1.107 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006707/1.37, allocations: 2.698 MB / 1.424 GB, free: 6.574 MB / 1.107 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007503/1.377, allocations: 3.571 MB / 1.427 GB, free: 2.625 MB / 1.107 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01447/1.392, allocations: 6.406 MB / 1.434 GB, free: 11.82 MB / 1.123 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.712e-05/1.392, allocations: 12 kB / 1.434 GB, free: 11.8 MB / 1.123 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 0.03153/1.423, allocations: 10.94 MB / 1.444 GB, free: 0.7578 MB / 1.123 GB Notification: Performance of prepare postOptimizeDAE: time 4.645e-05/1.423, allocations: 16.56 kB / 1.444 GB, free: 0.7422 MB / 1.123 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.63e-05/1.423, allocations: 28 kB / 1.444 GB, free: 0.7148 MB / 1.123 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02096/1.444, allocations: 5.544 MB / 1.45 GB, free: 11.16 MB / 1.139 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004725/1.449, allocations: 0.9984 MB / 1.451 GB, free: 10.16 MB / 1.139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04798/1.497, allocations: 28.21 MB / 1.478 GB, free: 13.48 MB / 1.17 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004831/1.502, allocations: 0.5735 MB / 1.479 GB, free: 12.91 MB / 1.17 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007513/1.503, allocations: 152 kB / 1.479 GB, free: 12.76 MB / 1.17 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009407/1.512, allocations: 3.998 MB / 1.483 GB, free: 8.758 MB / 1.17 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007459/1.52, allocations: 3.524 MB / 1.486 GB, free: 4.855 MB / 1.17 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09293/1.613, allocations: 24.63 MB / 1.51 GB, free: 11.71 MB / 1.201 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.697e-05/1.613, allocations: 12 kB / 1.51 GB, free: 11.7 MB / 1.201 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 0.02932/1.642, allocations: 10.47 MB / 1.521 GB, free: 1.082 MB / 1.201 GB Notification: Performance of prepare postOptimizeDAE: time 5.243e-05/1.642, allocations: 16 kB / 1.521 GB, free: 1.066 MB / 1.201 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.415e-05/1.642, allocations: 28.19 kB / 1.521 GB, free: 1.039 MB / 1.201 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01627/1.658, allocations: 4.338 MB / 1.525 GB, free: 12.68 MB / 1.217 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005254/1.663, allocations: 1.041 MB / 1.526 GB, free: 11.64 MB / 1.217 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04201/1.705, allocations: 27.11 MB / 1.552 GB, free: 15.8 MB / 1.248 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005119/1.711, allocations: 0.5616 MB / 1.553 GB, free: 15.24 MB / 1.248 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009868/1.712, allocations: 144 kB / 1.553 GB, free: 15.1 MB / 1.248 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.i3[2] - line2.i1[2] 0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[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 0.001935/1.714, allocations: 415.2 kB / 1.554 GB, free: 14.69 MB / 1.248 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001227/1.715, allocations: 198.8 kB / 1.554 GB, free: 14.5 MB / 1.248 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 0.02979/1.745, allocations: 10.08 MB / 1.564 GB, free: 4.336 MB / 1.248 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.32e-05/1.745, allocations: 28 kB / 1.564 GB, free: 4.309 MB / 1.248 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.264e-05/1.745, allocations: 12 kB / 1.564 GB, free: 4.297 MB / 1.248 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.626e-05/1.745, allocations: 15.95 kB / 1.564 GB, free: 4.281 MB / 1.248 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 0.04801/1.793, allocations: 16.19 MB / 1.579 GB, free: 3.852 MB / 1.264 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.225e-05/1.793, allocations: 8 kB / 1.579 GB, free: 3.844 MB / 1.264 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.004195/1.797, allocations: 0.7338 MB / 1.58 GB, free: 3.109 MB / 1.264 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01951/1.816, allocations: 5.177 MB / 1.585 GB, free: 13.92 MB / 1.279 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000902/1.817, allocations: 71.95 kB / 1.585 GB, free: 13.85 MB / 1.279 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04435/1.862, allocations: 27.27 MB / 1.612 GB, free: 2.082 MB / 1.295 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.177e-05/1.862, allocations: 12.03 kB / 1.612 GB, free: 2.07 MB / 1.295 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 0.02787/1.89, allocations: 10.02 MB / 1.622 GB, free: 7.797 MB / 1.311 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002443/1.892, allocations: 0.726 MB / 1.622 GB, free: 7.051 MB / 1.311 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006344/1.893, allocations: 59.98 kB / 1.622 GB, free: 6.992 MB / 1.311 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00373/1.896, allocations: 0.5031 MB / 1.623 GB, free: 6.488 MB / 1.311 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009003/1.897, allocations: 222.4 kB / 1.623 GB, free: 6.27 MB / 1.311 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002935/1.898, allocations: 96.52 kB / 1.623 GB, free: 6.176 MB / 1.311 GB Notification: Performance of sorting global known variables: time 0.001761/1.899, allocations: 0.9723 MB / 1.624 GB, free: 5.199 MB / 1.311 GB Notification: Performance of sort global known variables: time 1.21e-07/1.899, allocations: 3.938 kB / 1.624 GB, free: 5.195 MB / 1.311 GB Notification: Performance of remove unused functions: time 0.008504/1.908, allocations: 1.848 MB / 1.626 GB, free: 3.348 MB / 1.311 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 0.000604/1.908, allocations: 178.9 kB / 1.626 GB, free: 3.164 MB / 1.311 GB Notification: Performance of simCode: created initialization part: time 0.03392/1.942, allocations: 12.03 MB / 1.638 GB, free: 7.023 MB / 1.326 GB Notification: Performance of simCode: created event and clocks part: time 1.808e-05/1.942, allocations: 448 / 1.638 GB, free: 7.023 MB / 1.326 GB Notification: Performance of simCode: created simulation system equations: time 0.01222/1.955, allocations: 4.276 MB / 1.642 GB, free: 2.703 MB / 1.326 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002758/1.957, allocations: 274.2 kB / 1.642 GB, free: 2.445 MB / 1.326 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02389/1.981, allocations: 9.119 MB / 1.651 GB, free: 9.199 MB / 1.342 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003914/1.985, allocations: 2.84 MB / 1.654 GB, free: 6.328 MB / 1.342 GB Notification: Performance of simCode: alias equations: time 0.004871/1.99, allocations: 1.656 MB / 1.656 GB, free: 4.668 MB / 1.342 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006975/1.991, allocations: 171.3 kB / 1.656 GB, free: 4.5 MB / 1.342 GB Notification: Performance of SimCode: time 1.984e-06/1.991, allocations: 0 / 1.656 GB, free: 4.5 MB / 1.342 GB Notification: Performance of Templates: time 0.1377/2.129, allocations: 81.34 MB / 1.735 GB, free: 3.27 MB / 1.42 GB " [Timeout remaining time 298] make -j1 -f Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile [Timeout 300] (rm -f Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=400 -emit_protected -lv LOG_STATS > Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1) [Timeout 400] [Calling os._exit(0), Time elapsed: 11.782754242420197]