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 4.0.0+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 0.001296/0.001296, allocations: 113.9 kB / 17.61 MB, free: 4.684 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 0.001346/0.001346, allocations: 185.9 kB / 20.78 MB, free: 1.52 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 1.471/1.471, allocations: 225.6 MB / 249.4 MB, free: 3.148 MB / 190.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo): time 2.894/2.894, allocations: 496.2 MB / 0.7819 GB, free: 12.32 MB / 0.6231 GB " [Timeout remaining time 176] Using package Buildings with version 12.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=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 0.002029/0.002029, allocations: 67.89 kB / 1.136 GB, free: 12.36 MB / 0.92 GB Notification: Performance of FrontEnd - Absyn->SCode: time 1.067/1.069, allocations: 173.7 MB / 1.306 GB, free: 33.48 MB / 1.061 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01849/1.088, allocations: 19.28 MB / 1.324 GB, free: 20.97 MB / 1.061 GB Notification: Performance of NFInst.instExpressions: time 0.012/1.1, allocations: 7.038 MB / 1.331 GB, free: 16.25 MB / 1.061 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002348/1.102, allocations: 56.44 kB / 1.331 GB, free: 16.25 MB / 1.061 GB Notification: Performance of NFTyping.typeComponents: time 0.004314/1.106, allocations: 1.523 MB / 1.333 GB, free: 15.38 MB / 1.061 GB Notification: Performance of NFTyping.typeBindings: time 0.004334/1.111, allocations: 1.456 MB / 1.334 GB, free: 14.56 MB / 1.061 GB Notification: Performance of NFTyping.typeClassSections: time 0.003839/1.114, allocations: 1.303 MB / 1.335 GB, free: 13.85 MB / 1.061 GB Notification: Performance of NFFlatten.flatten: time 0.008203/1.123, allocations: 5.461 MB / 1.341 GB, free: 11.55 MB / 1.061 GB Notification: Performance of NFFlatten.resolveConnections: time 0.007467/1.13, allocations: 3.308 MB / 1.344 GB, free: 9.844 MB / 1.061 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005054/1.135, allocations: 2.39 MB / 1.346 GB, free: 8.762 MB / 1.061 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006723/1.142, allocations: 3.166 MB / 1.349 GB, free: 7.516 MB / 1.061 GB Notification: Performance of NFPackage.collectConstants: time 0.002627/1.145, allocations: 0.5132 MB / 1.35 GB, free: 7.516 MB / 1.061 GB Notification: Performance of NFFlatten.collectFunctions: time 0.005037/1.15, allocations: 1.294 MB / 1.351 GB, free: 7.238 MB / 1.061 GB Notification: Performance of NFScalarize.scalarize: time 0.0054/1.155, allocations: 2.309 MB / 1.353 GB, free: 6.312 MB / 1.061 GB Notification: Performance of NFVerifyModel.verify: time 0.007441/1.162, allocations: 2.184 MB / 1.356 GB, free: 4.902 MB / 1.061 GB Notification: Performance of NFConvertDAE.convert: time 0.01509/1.177, allocations: 7.803 MB / 1.363 GB, free: 2.477 MB / 1.061 GB Notification: Performance of FrontEnd - DAE generated: time 6.302e-06/1.177, allocations: 5.531 kB / 1.363 GB, free: 2.473 MB / 1.061 GB Notification: Performance of FrontEnd: time 1.673e-06/1.177, allocations: 0 / 1.363 GB, free: 2.473 MB / 1.061 GB Notification: Performance of Transformations before backend: time 0.0002746/1.178, allocations: 0 / 1.363 GB, free: 2.473 MB / 1.061 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 0.02/1.198, allocations: 3.908 MB / 1.367 GB, free: 276 kB / 1.061 GB Notification: Performance of prepare preOptimizeDAE: time 5.239e-05/1.198, allocations: 9.625 kB / 1.367 GB, free: 276 kB / 1.061 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01691/1.215, allocations: 2.437 MB / 1.369 GB, free: 15.98 MB / 1.076 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.008182/1.223, allocations: 2.196 MB / 1.372 GB, free: 14.86 MB / 1.076 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0005559/1.223, allocations: 268.4 kB / 1.372 GB, free: 14.74 MB / 1.076 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002968/1.226, allocations: 350.6 kB / 1.372 GB, free: 14.62 MB / 1.076 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.03133/1.258, allocations: 7.152 MB / 1.379 GB, free: 12.22 MB / 1.076 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002815/1.258, allocations: 5.312 kB / 1.379 GB, free: 12.22 MB / 1.076 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00254/1.261, allocations: 156.2 kB / 1.379 GB, free: 12.1 MB / 1.076 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0007272/1.261, allocations: 343.4 kB / 1.38 GB, free: 12.05 MB / 1.076 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02455/1.286, allocations: 7.051 MB / 1.387 GB, free: 9.594 MB / 1.076 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 0.05222/1.338, allocations: 26.58 MB / 1.412 GB, free: 2.59 MB / 1.092 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01085/1.349, allocations: 4.875 MB / 1.417 GB, free: 15.2 MB / 1.107 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.007602/1.357, allocations: 2.536 MB / 1.42 GB, free: 13.91 MB / 1.107 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0005834/1.357, allocations: 135.3 kB / 1.42 GB, free: 13.79 MB / 1.107 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0001068/1.357, allocations: 58.31 kB / 1.42 GB, free: 13.73 MB / 1.107 GB Notification: Performance of pre-optimization done (n=208): time 9.508e-06/1.357, allocations: 4 kB / 1.42 GB, free: 13.73 MB / 1.107 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 0.1152/1.472, allocations: 31.1 MB / 1.45 GB, free: 1.824 MB / 1.123 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001535/1.473, allocations: 243.5 kB / 1.451 GB, free: 1.535 MB / 1.123 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002517/1.475, allocations: 1.469 MB / 1.452 GB, free: 60 kB / 1.123 GB Notification: Performance of collectPreVariables (initialization): time 0.0007991/1.476, allocations: 69.78 kB / 1.452 GB, free: 15.98 MB / 1.139 GB Notification: Performance of collectInitialEqns (initialization): time 0.00127/1.477, allocations: 1.553 MB / 1.454 GB, free: 14.41 MB / 1.139 GB Notification: Performance of collectInitialBindings (initialization): time 0.001509/1.479, allocations: 0.9644 MB / 1.454 GB, free: 13.44 MB / 1.139 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001362/1.48, allocations: 0.636 MB / 1.455 GB, free: 12.8 MB / 1.139 GB Notification: Performance of setup shared object (initialization): time 0.0001344/1.48, allocations: 301.1 kB / 1.455 GB, free: 12.5 MB / 1.139 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.00656/1.487, allocations: 2.694 MB / 1.458 GB, free: 9.797 MB / 1.139 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007556/1.494, allocations: 3.567 MB / 1.461 GB, free: 5.855 MB / 1.139 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0144/1.509, allocations: 6.399 MB / 1.468 GB, free: 15.05 MB / 1.154 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.83e-05/1.509, allocations: 8 kB / 1.468 GB, free: 15.05 MB / 1.154 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 0.03275/1.541, allocations: 10.96 MB / 1.478 GB, free: 3.984 MB / 1.154 GB Notification: Performance of prepare postOptimizeDAE: time 6.743e-05/1.542, allocations: 17.88 kB / 1.478 GB, free: 3.969 MB / 1.154 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.521e-05/1.542, allocations: 28.56 kB / 1.478 GB, free: 3.941 MB / 1.154 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02098/1.563, allocations: 5.54 MB / 1.484 GB, free: 14.39 MB / 1.17 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004844/1.567, allocations: 0.9906 MB / 1.485 GB, free: 13.39 MB / 1.17 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05058/1.618, allocations: 28.21 MB / 1.512 GB, free: 0.7266 MB / 1.186 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005367/1.623, allocations: 0.5733 MB / 1.513 GB, free: 156 kB / 1.186 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001043/1.624, allocations: 151.9 kB / 1.513 GB, free: 4 kB / 1.186 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.01112/1.636, allocations: 3.987 MB / 1.517 GB, free: 12.01 MB / 1.201 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.008073/1.644, allocations: 3.532 MB / 1.52 GB, free: 8.098 MB / 1.201 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09363/1.737, allocations: 24.61 MB / 1.545 GB, free: 14.97 MB / 1.232 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.745e-05/1.737, allocations: 11.94 kB / 1.545 GB, free: 14.96 MB / 1.232 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 0.02766/1.765, allocations: 10.48 MB / 1.555 GB, free: 4.34 MB / 1.232 GB Notification: Performance of prepare postOptimizeDAE: time 3.348e-05/1.765, allocations: 16 kB / 1.555 GB, free: 4.324 MB / 1.232 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.407e-05/1.765, allocations: 28 kB / 1.555 GB, free: 4.297 MB / 1.232 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01567/1.781, allocations: 4.325 MB / 1.559 GB, free: 15.95 MB / 1.248 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005023/1.786, allocations: 1.033 MB / 1.56 GB, free: 14.92 MB / 1.248 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03984/1.826, allocations: 27.15 MB / 1.587 GB, free: 3.035 MB / 1.264 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005235/1.831, allocations: 0.5576 MB / 1.587 GB, free: 2.477 MB / 1.264 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007673/1.832, allocations: 151.9 kB / 1.587 GB, free: 2.328 MB / 1.264 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 0.001053/1.833, allocations: 405 kB / 1.588 GB, free: 1.93 MB / 1.264 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007148/1.833, allocations: 210.7 kB / 1.588 GB, free: 1.723 MB / 1.264 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 0.02806/1.861, allocations: 10.09 MB / 1.598 GB, free: 7.566 MB / 1.279 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.762e-05/1.861, allocations: 28 kB / 1.598 GB, free: 7.539 MB / 1.279 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.799e-05/1.861, allocations: 12 kB / 1.598 GB, free: 7.527 MB / 1.279 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.205e-05/1.862, allocations: 19.94 kB / 1.598 GB, free: 7.508 MB / 1.279 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 0.03975/1.901, allocations: 16.18 MB / 1.614 GB, free: 7.078 MB / 1.295 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.847e-05/1.901, allocations: 8.188 kB / 1.614 GB, free: 7.07 MB / 1.295 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003682/1.905, allocations: 0.7371 MB / 1.614 GB, free: 6.332 MB / 1.295 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01889/1.924, allocations: 5.169 MB / 1.619 GB, free: 1.145 MB / 1.295 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0008291/1.925, allocations: 71.95 kB / 1.619 GB, free: 1.074 MB / 1.295 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04394/1.969, allocations: 27.27 MB / 1.646 GB, free: 5.297 MB / 1.326 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.09e-05/1.969, allocations: 12.03 kB / 1.646 GB, free: 5.285 MB / 1.326 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 0.02673/1.995, allocations: 10.02 MB / 1.656 GB, free: 11.02 MB / 1.342 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002307/1.998, allocations: 0.7338 MB / 1.657 GB, free: 10.27 MB / 1.342 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005427/1.998, allocations: 59.98 kB / 1.657 GB, free: 10.21 MB / 1.342 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003446/2.002, allocations: 0.5069 MB / 1.657 GB, free: 9.699 MB / 1.342 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009194/2.003, allocations: 226.4 kB / 1.657 GB, free: 9.477 MB / 1.342 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002585/2.003, allocations: 95.94 kB / 1.657 GB, free: 9.383 MB / 1.342 GB Notification: Performance of sorting global known variables: time 0.00177/2.005, allocations: 1.001 MB / 1.658 GB, free: 8.379 MB / 1.342 GB Notification: Performance of sort global known variables: time 1.2e-07/2.005, allocations: 0 / 1.658 GB, free: 8.379 MB / 1.342 GB Notification: Performance of remove unused functions: time 0.007671/2.012, allocations: 1.855 MB / 1.66 GB, free: 6.523 MB / 1.342 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 0.0005002/2.013, allocations: 178.9 kB / 1.66 GB, free: 6.34 MB / 1.342 GB Notification: Performance of simCode: created initialization part: time 0.03253/2.045, allocations: 12.03 MB / 1.672 GB, free: 10.2 MB / 1.357 GB Notification: Performance of simCode: created event and clocks part: time 1.636e-05/2.045, allocations: 4 kB / 1.672 GB, free: 10.2 MB / 1.357 GB Notification: Performance of simCode: created simulation system equations: time 0.01139/2.057, allocations: 4.266 MB / 1.676 GB, free: 5.883 MB / 1.357 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00265/2.059, allocations: 292.3 kB / 1.677 GB, free: 5.605 MB / 1.357 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.026/2.085, allocations: 9.684 MB / 1.686 GB, free: 11.79 MB / 1.373 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003986/2.089, allocations: 2.846 MB / 1.689 GB, free: 8.91 MB / 1.373 GB Notification: Performance of simCode: alias equations: time 0.004867/2.094, allocations: 1.657 MB / 1.69 GB, free: 7.25 MB / 1.373 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006709/2.095, allocations: 171.3 kB / 1.691 GB, free: 7.082 MB / 1.373 GB Notification: Performance of SimCode: time 1.443e-06/2.095, allocations: 4 kB / 1.691 GB, free: 7.078 MB / 1.373 GB Notification: Performance of Templates: time 0.1306/2.225, allocations: 81.9 MB / 1.771 GB, free: 5.305 MB / 1.451 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=400 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 400] [Calling os._exit(0), Time elapsed: 11.979351629503071]