Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001893/0.001893, allocations: 81.5 kB / 19.44 MB, free: 336 kB / 13.93 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.002066/0.002066, allocations: 173.2 kB / 22.76 MB, free: 1.656 MB / 18.57 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 1.613/1.613, allocations: 177.1 MB / 203.1 MB, free: 5.602 MB / 186.7 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo): time 3.443/3.443, allocations: 429.5 MB / 0.6729 GB, free: 4.012 MB / 0.6355 GB " [Timeout remaining time 176] Using package Buildings with version 14.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo) Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo) Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo) Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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_latest_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=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_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.873e-06/1.873e-06, allocations: 0 / 0.8776 GB, free: 6.559 MB / 0.8386 GB Notification: Performance of FrontEnd - Absyn->SCode: time 3.493e-05/3.68e-05, allocations: 2.312 kB / 0.8776 GB, free: 6.555 MB / 0.8386 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02835/0.02839, allocations: 18.56 MB / 0.8957 GB, free: 3.961 MB / 0.8542 GB Notification: Performance of NFInst.instExpressions: time 0.0146/0.04299, allocations: 6.914 MB / 0.9024 GB, free: 13.04 MB / 0.8698 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001712/0.0447, allocations: 63.75 kB / 0.9025 GB, free: 12.98 MB / 0.8698 GB Notification: Performance of NFTyping.typeComponents: time 0.00495/0.04965, allocations: 1.528 MB / 0.904 GB, free: 11.44 MB / 0.8698 GB Notification: Performance of NFTyping.typeBindings: time 0.004047/0.0537, allocations: 1.477 MB / 0.9054 GB, free: 9.957 MB / 0.8698 GB Notification: Performance of NFTyping.typeClassSections: time 0.003869/0.05756, allocations: 1.294 MB / 0.9067 GB, free: 8.66 MB / 0.8698 GB Notification: Performance of NFFlatten.flatten: time 0.008354/0.06592, allocations: 5.553 MB / 0.9121 GB, free: 3.094 MB / 0.8698 GB Notification: Performance of NFFlatten.resolveConnections: time 0.006105/0.07202, allocations: 3.398 MB / 0.9154 GB, free: 15.6 MB / 0.8855 GB Notification: Performance of NFEvalConstants.evaluate: time 0.006782/0.07881, allocations: 3.357 MB / 0.9187 GB, free: 12.23 MB / 0.8855 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005578/0.08438, allocations: 3.028 MB / 0.9217 GB, free: 9.199 MB / 0.8855 GB Notification: Performance of NFPackage.collectConstants: time 0.001057/0.08544, allocations: 0.5156 MB / 0.9222 GB, free: 8.684 MB / 0.8855 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003074/0.08851, allocations: 1.221 MB / 0.9234 GB, free: 7.461 MB / 0.8855 GB Notification: Performance of NFScalarize.scalarize: time 0.003503/0.09202, allocations: 2.436 MB / 0.9257 GB, free: 5.02 MB / 0.8855 GB Notification: Performance of NFVerifyModel.verify: time 0.002886/0.0949, allocations: 1.567 MB / 0.9273 GB, free: 3.449 MB / 0.8855 GB Notification: Performance of NFConvertDAE.convert: time 0.01139/0.1063, allocations: 8.036 MB / 0.9351 GB, free: 11.39 MB / 0.9011 GB Notification: Performance of FrontEnd - DAE generated: time 4.538e-06/0.1063, allocations: 0 / 0.9351 GB, free: 11.39 MB / 0.9011 GB Notification: Performance of FrontEnd: time 1.853e-06/0.1063, allocations: 3.938 kB / 0.9351 GB, free: 11.39 MB / 0.9011 GB Notification: Performance of Transformations before backend: time 0.0002063/0.1065, allocations: 0 / 0.9351 GB, free: 11.39 MB / 0.9011 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 0.01111/0.1176, allocations: 4.4 MB / 0.9394 GB, free: 6.938 MB / 0.9011 GB Notification: Performance of prepare preOptimizeDAE: time 4.822e-05/0.1177, allocations: 12.03 kB / 0.9394 GB, free: 6.926 MB / 0.9011 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01272/0.1304, allocations: 2.545 MB / 0.9419 GB, free: 4.375 MB / 0.9011 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006603/0.137, allocations: 1.968 MB / 0.9438 GB, free: 2.375 MB / 0.9011 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003063/0.1373, allocations: 263.5 kB / 0.9441 GB, free: 2.117 MB / 0.9011 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001181/0.1385, allocations: 352.3 kB / 0.9444 GB, free: 1.773 MB / 0.9011 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01248/0.151, allocations: 4.14 MB / 0.9485 GB, free: 13.49 MB / 0.9167 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.432e-05/0.151, allocations: 7.891 kB / 0.9485 GB, free: 13.48 MB / 0.9167 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000446/0.1515, allocations: 148 kB / 0.9486 GB, free: 13.34 MB / 0.9167 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005483/0.152, allocations: 334.1 kB / 0.9489 GB, free: 13.01 MB / 0.9167 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.008952/0.161, allocations: 2.454 MB / 0.9513 GB, free: 10.55 MB / 0.9167 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03749/0.1985, allocations: 19.78 MB / 0.9706 GB, free: 5.961 MB / 0.9323 GB Notification: Performance of preOpt comSubExp (simulation): time 0.006153/0.2046, allocations: 2.228 MB / 0.9728 GB, free: 3.691 MB / 0.9323 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.004291/0.2089, allocations: 1.336 MB / 0.9741 GB, free: 2.328 MB / 0.9323 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002352/0.2091, allocations: 57.97 kB / 0.9742 GB, free: 2.27 MB / 0.9323 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.627e-05/0.2092, allocations: 63.39 kB / 0.9742 GB, free: 2.199 MB / 0.9323 GB Notification: Performance of pre-optimization done (n=208): time 4.859e-06/0.2092, allocations: 7.875 kB / 0.9743 GB, free: 2.191 MB / 0.9323 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 0.05635/0.2656, allocations: 14.98 MB / 0.9889 GB, free: 3.242 MB / 0.948 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002028/0.2658, allocations: 235.6 kB / 0.9891 GB, free: 2.961 MB / 0.948 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003574/0.2693, allocations: 1.605 MB / 0.9907 GB, free: 1.344 MB / 0.948 GB Notification: Performance of collectPreVariables (initialization): time 0.0005038/0.2698, allocations: 73.64 kB / 0.9907 GB, free: 1.266 MB / 0.948 GB Notification: Performance of collectInitialEqns (initialization): time 0.001888/0.2717, allocations: 1.701 MB / 0.9924 GB, free: 15.54 MB / 0.9636 GB Notification: Performance of collectInitialBindings (initialization): time 0.001865/0.2736, allocations: 1.046 MB / 0.9934 GB, free: 14.49 MB / 0.9636 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002492/0.2761, allocations: 0.7564 MB / 0.9942 GB, free: 13.72 MB / 0.9636 GB Notification: Performance of setup shared object (initialization): time 0.000256/0.2763, allocations: 480.8 kB / 0.9946 GB, free: 13.25 MB / 0.9636 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004102/0.2804, allocations: 1.035 MB / 0.9956 GB, free: 12.2 MB / 0.9636 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005687/0.2861, allocations: 2.493 MB / 0.9981 GB, free: 9.172 MB / 0.9636 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.009841/0.296, allocations: 3.862 MB / 1.002 GB, free: 4.777 MB / 0.9636 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.04e-05/0.296, allocations: 8 kB / 1.002 GB, free: 4.77 MB / 0.9636 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 0.02635/0.3224, allocations: 6.85 MB / 1.009 GB, free: 13.85 MB / 0.9792 GB Notification: Performance of prepare postOptimizeDAE: time 8.068e-05/0.3225, allocations: 16 kB / 1.009 GB, free: 13.83 MB / 0.9792 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.599e-05/0.3225, allocations: 28 kB / 1.009 GB, free: 13.8 MB / 0.9792 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.03756/0.3601, allocations: 6.876 MB / 1.015 GB, free: 6.906 MB / 0.9792 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004343/0.3644, allocations: 0.8541 MB / 1.016 GB, free: 6.051 MB / 0.9792 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04209/0.4065, allocations: 17.36 MB / 1.033 GB, free: 4.301 MB / 0.9948 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004662/0.4112, allocations: 439.2 kB / 1.033 GB, free: 3.871 MB / 0.9948 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009458/0.4121, allocations: 160 kB / 1.034 GB, free: 3.715 MB / 0.9948 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.005423/0.4175, allocations: 1.235 MB / 1.035 GB, free: 2.473 MB / 0.9948 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005882/0.4234, allocations: 2.473 MB / 1.037 GB, free: 15.46 MB / 1.01 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.6838/1.107, allocations: 19.95 MB / 1.057 GB, free: 187.9 MB / 1.01 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.769e-05/1.107, allocations: 9.406 kB / 1.057 GB, free: 187.9 MB / 1.01 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 0.01937/1.127, allocations: 6.361 MB / 1.063 GB, free: 187.5 MB / 1.01 GB Notification: Performance of prepare postOptimizeDAE: time 4.197e-05/1.127, allocations: 19.81 kB / 1.063 GB, free: 187.5 MB / 1.01 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.367e-05/1.127, allocations: 33.02 kB / 1.063 GB, free: 187.5 MB / 1.01 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02093/1.148, allocations: 4.59 MB / 1.068 GB, free: 187.4 MB / 1.01 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004/1.152, allocations: 0.902 MB / 1.068 GB, free: 187.4 MB / 1.01 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0255/1.177, allocations: 19.75 MB / 1.088 GB, free: 174.9 MB / 1.01 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004651/1.182, allocations: 421.7 kB / 1.088 GB, free: 174.9 MB / 1.01 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008812/1.183, allocations: 150.5 kB / 1.088 GB, free: 174.9 MB / 1.01 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 0.001435/1.184, allocations: 482.5 kB / 1.089 GB, free: 174.6 MB / 1.01 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001069/1.185, allocations: 290.5 kB / 1.089 GB, free: 174.6 MB / 1.01 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 0.02429/1.209, allocations: 6.18 MB / 1.095 GB, free: 173.7 MB / 1.01 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.255e-05/1.21, allocations: 29.09 kB / 1.095 GB, free: 173.7 MB / 1.01 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.306e-05/1.21, allocations: 12.28 kB / 1.095 GB, free: 173.7 MB / 1.01 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.616e-05/1.21, allocations: 14.77 kB / 1.095 GB, free: 173.7 MB / 1.01 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 0.03574/1.245, allocations: 11.71 MB / 1.106 GB, free: 169.3 MB / 1.01 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.503e-05/1.245, allocations: 8.094 kB / 1.107 GB, free: 169.3 MB / 1.01 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00313/1.249, allocations: 0.5985 MB / 1.107 GB, free: 169.3 MB / 1.01 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.03154/1.28, allocations: 6.342 MB / 1.113 GB, free: 168.7 MB / 1.01 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007503/1.281, allocations: 72.8 kB / 1.113 GB, free: 168.7 MB / 1.01 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03131/1.312, allocations: 16.88 MB / 1.13 GB, free: 157.6 MB / 1.01 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.528e-06/1.312, allocations: 8.25 kB / 1.13 GB, free: 157.6 MB / 1.01 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 0.02033/1.333, allocations: 6.741 MB / 1.136 GB, free: 155.4 MB / 1.01 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002011/1.335, allocations: 0.6005 MB / 1.137 GB, free: 155 MB / 1.01 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005635/1.335, allocations: 59.3 kB / 1.137 GB, free: 155 MB / 1.01 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002988/1.338, allocations: 373.3 kB / 1.137 GB, free: 154.8 MB / 1.01 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008243/1.339, allocations: 242 kB / 1.138 GB, free: 154.7 MB / 1.01 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.00027/1.339, allocations: 101.5 kB / 1.138 GB, free: 154.6 MB / 1.01 GB Notification: Performance of sorting global known variables: time 0.001399/1.341, allocations: 0.8161 MB / 1.139 GB, free: 154.2 MB / 1.01 GB Notification: Performance of sort global known variables: time 1.1e-07/1.341, allocations: 0 / 1.139 GB, free: 154.2 MB / 1.01 GB Notification: Performance of remove unused functions: time 0.006512/1.347, allocations: 1.861 MB / 1.14 GB, free: 154 MB / 1.01 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 0.0004689/1.348, allocations: 180.4 kB / 1.141 GB, free: 153.9 MB / 1.01 GB Notification: Performance of simCode: created initialization part: time 0.02104/1.369, allocations: 8.42 MB / 1.149 GB, free: 149.4 MB / 1.01 GB Notification: Performance of simCode: created event and clocks part: time 1.697e-05/1.369, allocations: 3.938 kB / 1.149 GB, free: 149.4 MB / 1.01 GB Notification: Performance of simCode: created simulation system equations: time 0.00805/1.377, allocations: 3.262 MB / 1.152 GB, free: 146.2 MB / 1.01 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002645/1.379, allocations: 294.8 kB / 1.152 GB, free: 146 MB / 1.01 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01932/1.399, allocations: 7.41 MB / 1.159 GB, free: 138.4 MB / 1.01 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003046/1.402, allocations: 2.025 MB / 1.161 GB, free: 136.3 MB / 1.01 GB Notification: Performance of simCode: alias equations: time 0.004128/1.406, allocations: 1.401 MB / 1.163 GB, free: 134.9 MB / 1.01 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007042/1.407, allocations: 169.2 kB / 1.163 GB, free: 134.8 MB / 1.01 GB Notification: Performance of SimCode: time 1.503e-06/1.407, allocations: 0 / 1.163 GB, free: 134.8 MB / 1.01 GB Notification: Performance of Templates: time 0.09234/1.499, allocations: 78.53 MB / 1.24 GB, free: 56.57 MB / 1.01 GB " [Timeout remaining time 298] make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 300] (rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 240] [Calling os._exit(0), Time elapsed: 11.91801862907596]