Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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 0.001411/0.001411, allocations: 84.73 kB / 19.44 MB, free: 356 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 0.001585/0.001585, allocations: 161.7 kB / 22.76 MB, free: 1.68 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 1.522/1.522, allocations: 177.1 MB / 203.1 MB, free: 5.594 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 3.235/3.235, allocations: 429.6 MB / 0.673 GB, free: 3.871 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.UnbalancedStepUp.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.UnbalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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.UnbalancedStepUp.YD") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.754e-06/1.754e-06, allocations: 0 / 0.8777 GB, free: 6.375 MB / 0.8386 GB Notification: Performance of FrontEnd - Absyn->SCode: time 2.92e-05/3.096e-05, allocations: 3 kB / 0.8777 GB, free: 6.371 MB / 0.8386 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02773/0.02776, allocations: 17.54 MB / 0.8948 GB, free: 4.801 MB / 0.8542 GB Notification: Performance of NFInst.instExpressions: time 0.01493/0.04269, allocations: 6.718 MB / 0.9014 GB, free: 14.07 MB / 0.8698 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002074/0.04477, allocations: 63.75 kB / 0.9014 GB, free: 14.01 MB / 0.8698 GB Notification: Performance of NFTyping.typeComponents: time 0.004918/0.04969, allocations: 1.493 MB / 0.9029 GB, free: 12.51 MB / 0.8698 GB Notification: Performance of NFTyping.typeBindings: time 0.005027/0.05471, allocations: 1.5 MB / 0.9044 GB, free: 11 MB / 0.8698 GB Notification: Performance of NFTyping.typeClassSections: time 0.004035/0.05875, allocations: 1.274 MB / 0.9056 GB, free: 9.727 MB / 0.8698 GB Notification: Performance of NFFlatten.flatten: time 0.008229/0.06698, allocations: 5.553 MB / 0.911 GB, free: 4.16 MB / 0.8698 GB Notification: Performance of NFFlatten.resolveConnections: time 0.007198/0.07417, allocations: 3.398 MB / 0.9144 GB, free: 0.6641 MB / 0.8698 GB Notification: Performance of NFEvalConstants.evaluate: time 0.007659/0.08183, allocations: 3.322 MB / 0.9176 GB, free: 13.34 MB / 0.8855 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006309/0.08814, allocations: 2.903 MB / 0.9204 GB, free: 10.43 MB / 0.8855 GB Notification: Performance of NFPackage.collectConstants: time 0.001944/0.09009, allocations: 0.5156 MB / 0.9209 GB, free: 9.91 MB / 0.8855 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003773/0.09386, allocations: 1.221 MB / 0.9221 GB, free: 8.688 MB / 0.8855 GB Notification: Performance of NFScalarize.scalarize: time 0.004566/0.09842, allocations: 2.413 MB / 0.9245 GB, free: 6.27 MB / 0.8855 GB Notification: Performance of NFVerifyModel.verify: time 0.004407/0.1028, allocations: 1.556 MB / 0.926 GB, free: 4.711 MB / 0.8855 GB Notification: Performance of NFConvertDAE.convert: time 0.01366/0.1165, allocations: 7.99 MB / 0.9338 GB, free: 12.7 MB / 0.9011 GB Notification: Performance of FrontEnd - DAE generated: time 7.364e-06/0.1165, allocations: 0 / 0.9338 GB, free: 12.7 MB / 0.9011 GB Notification: Performance of FrontEnd: time 1.824e-06/0.1165, allocations: 3.938 kB / 0.9338 GB, free: 12.7 MB / 0.9011 GB Notification: Performance of Transformations before backend: time 0.0002855/0.1168, allocations: 0 / 0.9338 GB, free: 12.7 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 0.01383/0.1306, allocations: 3.805 MB / 0.9375 GB, free: 8.844 MB / 0.9011 GB Notification: Performance of prepare preOptimizeDAE: time 5.262e-05/0.1307, allocations: 8.031 kB / 0.9375 GB, free: 8.836 MB / 0.9011 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01637/0.147, allocations: 2.994 MB / 0.9405 GB, free: 5.836 MB / 0.9011 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.007001/0.154, allocations: 2.204 MB / 0.9426 GB, free: 3.602 MB / 0.9011 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004211/0.1545, allocations: 271.5 kB / 0.9429 GB, free: 3.336 MB / 0.9011 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001937/0.1564, allocations: 356.3 kB / 0.9432 GB, free: 2.988 MB / 0.9011 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02289/0.1793, allocations: 7.227 MB / 0.9503 GB, free: 11.64 MB / 0.9167 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.000179/0.1795, allocations: 11.89 kB / 0.9503 GB, free: 11.63 MB / 0.9167 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00144/0.1809, allocations: 152 kB / 0.9504 GB, free: 11.48 MB / 0.9167 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000641/0.1815, allocations: 330.1 kB / 0.9507 GB, free: 11.16 MB / 0.9167 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02093/0.2025, allocations: 6.946 MB / 0.9575 GB, free: 4.203 MB / 0.9167 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04108/0.2436, allocations: 18.02 MB / 0.9751 GB, free: 1.609 MB / 0.9323 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009519/0.2531, allocations: 3.726 MB / 0.9788 GB, free: 13.85 MB / 0.948 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.007259/0.2603, allocations: 2.526 MB / 0.9812 GB, free: 11.31 MB / 0.948 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003068/0.2606, allocations: 57.97 kB / 0.9813 GB, free: 11.26 MB / 0.948 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.818e-05/0.2607, allocations: 68.48 kB / 0.9813 GB, free: 11.18 MB / 0.948 GB Notification: Performance of pre-optimization done (n=208): time 5.05e-06/0.2607, allocations: 0 / 0.9813 GB, free: 11.18 MB / 0.948 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv2.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=271): time 0.1198/0.3806, allocations: 30.88 MB / 1.012 GB, free: 12.31 MB / 0.9792 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.000198/0.3808, allocations: 235.6 kB / 1.012 GB, free: 12.03 MB / 0.9792 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003043/0.3838, allocations: 1.448 MB / 1.013 GB, free: 10.57 MB / 0.9792 GB Notification: Performance of collectPreVariables (initialization): time 0.0005764/0.3844, allocations: 65.7 kB / 1.013 GB, free: 10.5 MB / 0.9792 GB Notification: Performance of collectInitialEqns (initialization): time 0.001678/0.3861, allocations: 1.557 MB / 1.015 GB, free: 8.926 MB / 0.9792 GB Notification: Performance of collectInitialBindings (initialization): time 0.001685/0.3877, allocations: 0.9566 MB / 1.016 GB, free: 7.961 MB / 0.9792 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.00196/0.3897, allocations: 0.6243 MB / 1.016 GB, free: 7.328 MB / 0.9792 GB Notification: Performance of setup shared object (initialization): time 0.0001719/0.3899, allocations: 305.1 kB / 1.017 GB, free: 7.027 MB / 0.9792 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.007096/0.397, allocations: 2.69 MB / 1.019 GB, free: 4.328 MB / 0.9792 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.008348/0.4053, allocations: 3.647 MB / 1.023 GB, free: 296 kB / 0.9792 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01623/0.4215, allocations: 6.406 MB / 1.029 GB, free: 9.48 MB / 0.9948 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.617e-05/0.4216, allocations: 8 kB / 1.029 GB, free: 9.473 MB / 0.9948 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv2.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization): time 0.036/0.4576, allocations: 10.89 MB / 1.04 GB, free: 14.51 MB / 1.01 GB Notification: Performance of prepare postOptimizeDAE: time 6.519e-05/0.4577, allocations: 16 kB / 1.04 GB, free: 14.5 MB / 1.01 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.966e-05/0.4578, allocations: 28 kB / 1.04 GB, free: 14.47 MB / 1.01 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.04088/0.4986, allocations: 8.316 MB / 1.048 GB, free: 6.137 MB / 1.01 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005031/0.5037, allocations: 0.9945 MB / 1.049 GB, free: 5.141 MB / 1.01 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.5942/1.098, allocations: 27.49 MB / 1.076 GB, free: 189.3 MB / 1.01 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004905/1.103, allocations: 0.5698 MB / 1.076 GB, free: 189.3 MB / 1.01 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005789/1.103, allocations: 153.3 kB / 1.076 GB, free: 189.2 MB / 1.01 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007889/1.111, allocations: 3.983 MB / 1.08 GB, free: 187.9 MB / 1.01 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00641/1.118, allocations: 3.606 MB / 1.084 GB, free: 186 MB / 1.01 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.1014/1.219, allocations: 24.47 MB / 1.108 GB, free: 181.5 MB / 1.01 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 8.031e-05/1.219, allocations: 8.25 kB / 1.108 GB, free: 181.5 MB / 1.01 GB Warning: The linear system: 1 : transformer.conv1.V2[2] = line2.v3_n[2] - line2.v1_n[2] 2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] 3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2] 4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v1_n[2] ; line2.v1_p[2] ; line2.v3_p[2] ; line2.v3_n[2] ] = [ -transformer.conv1.V2[2] ; line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ; -loadRL.load3.v[2] ; line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1] ] might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v2_p[1] ; line2.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ] = [ -loadRL.load1.v[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -transformer.conv2.V2[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.03068/1.25, allocations: 10.32 MB / 1.118 GB, free: 178.7 MB / 1.01 GB Notification: Performance of prepare postOptimizeDAE: time 6.069e-05/1.25, allocations: 15.53 kB / 1.118 GB, free: 178.7 MB / 1.01 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.358e-05/1.25, allocations: 26.88 kB / 1.118 GB, free: 178.7 MB / 1.01 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02431/1.274, allocations: 5.817 MB / 1.123 GB, free: 177.1 MB / 1.01 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004882/1.279, allocations: 1.043 MB / 1.124 GB, free: 176.8 MB / 1.01 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03234/1.311, allocations: 26.22 MB / 1.15 GB, free: 156 MB / 1.01 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00502/1.316, allocations: 0.5538 MB / 1.151 GB, free: 155.5 MB / 1.01 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007641/1.317, allocations: 155.4 kB / 1.151 GB, free: 155.3 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.i1[2]) - line2.i3[2] - line2.i2[2] 0.0 = (-line2.i1[1]) - line2.i3[1] - line2.i2[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 0.001552/1.319, allocations: 398.6 kB / 1.151 GB, free: 154.9 MB / 1.01 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001393/1.32, allocations: 286.8 kB / 1.151 GB, free: 154.6 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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_p[1] ; line2.v2_p[1] ; line2.v2_n[1] ; line2.v1_n[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -transformer.conv2.V2[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -loadRL.load1.v[1] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02614/1.346, allocations: 9.939 MB / 1.161 GB, free: 144.7 MB / 1.01 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.867e-05/1.346, allocations: 32 kB / 1.161 GB, free: 144.6 MB / 1.01 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.862e-05/1.346, allocations: 12.77 kB / 1.161 GB, free: 144.6 MB / 1.01 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.878e-05/1.347, allocations: 11.95 kB / 1.161 GB, free: 144.6 MB / 1.01 GB Warning: The linear system: 1 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ; line2.v2_p[1] ] = [ line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -transformer.conv2.V2[1] ] might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.03596/1.382, allocations: 14.82 MB / 1.176 GB, free: 129.7 MB / 1.01 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.056e-05/1.383, allocations: 8 kB / 1.176 GB, free: 129.7 MB / 1.01 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003573/1.386, allocations: 0.7378 MB / 1.176 GB, free: 129 MB / 1.01 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.03182/1.418, allocations: 7.644 MB / 1.184 GB, free: 121.3 MB / 1.01 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0008105/1.419, allocations: 75.95 kB / 1.184 GB, free: 121.3 MB / 1.01 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03697/1.456, allocations: 26.53 MB / 1.21 GB, free: 94.38 MB / 1.01 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.307e-06/1.456, allocations: 12.03 kB / 1.21 GB, free: 94.36 MB / 1.01 GB Warning: The linear system: 1 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[1] ] = [ line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv2.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ] might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02532/1.481, allocations: 9.975 MB / 1.22 GB, free: 84.18 MB / 1.01 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002107/1.483, allocations: 0.6542 MB / 1.22 GB, free: 83.52 MB / 1.01 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008774/1.484, allocations: 59.89 kB / 1.22 GB, free: 83.46 MB / 1.01 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003949/1.488, allocations: 0.507 MB / 1.221 GB, free: 82.96 MB / 1.01 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001079/1.489, allocations: 231.1 kB / 1.221 GB, free: 82.73 MB / 1.01 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.00041/1.489, allocations: 95.95 kB / 1.221 GB, free: 82.64 MB / 1.01 GB Notification: Performance of sorting global known variables: time 0.001666/1.491, allocations: 0.9557 MB / 1.222 GB, free: 81.68 MB / 1.01 GB Notification: Performance of sort global known variables: time 1e-07/1.491, allocations: 0 / 1.222 GB, free: 81.68 MB / 1.01 GB Notification: Performance of remove unused functions: time 0.007827/1.499, allocations: 1.855 MB / 1.224 GB, free: 79.82 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 0.0006581/1.5, allocations: 183.2 kB / 1.224 GB, free: 79.64 MB / 1.01 GB Notification: Performance of simCode: created initialization part: time 0.02828/1.528, allocations: 12.02 MB / 1.236 GB, free: 67.52 MB / 1.01 GB Notification: Performance of simCode: created event and clocks part: time 1.845e-05/1.528, allocations: 4 kB / 1.236 GB, free: 67.51 MB / 1.01 GB Notification: Performance of simCode: created simulation system equations: time 0.01034/1.538, allocations: 4.244 MB / 1.24 GB, free: 63.23 MB / 1.01 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002998/1.541, allocations: 297.6 kB / 1.24 GB, free: 62.95 MB / 1.01 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0239/1.565, allocations: 9.752 MB / 1.25 GB, free: 53.06 MB / 1.01 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003252/1.568, allocations: 2.285 MB / 1.252 GB, free: 50.73 MB / 1.01 GB Notification: Performance of simCode: alias equations: time 0.004198/1.573, allocations: 1.656 MB / 1.254 GB, free: 49.07 MB / 1.01 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006529/1.573, allocations: 168.4 kB / 1.254 GB, free: 48.9 MB / 1.01 GB Notification: Performance of SimCode: time 1.774e-06/1.573, allocations: 0.7656 kB / 1.254 GB, free: 48.9 MB / 1.01 GB Notification: Performance of Templates: time 0.1094/1.683, allocations: 77.15 MB / 1.329 GB, free: 4.082 MB / 1.042 GB " [Timeout remaining time 298] make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile [Timeout 300] (rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=800 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1) [Timeout 800] [Calling os._exit(0), Time elapsed: 11.89094130997546]