Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_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 0.0009342/0.0009342, allocations: 83.59 kB / 20.45 MB, free: 4.113 MB / 18.57 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 0.0009295/0.0009295, allocations: 169 kB / 23.82 MB, free: 0.7422 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 0.9671/0.9671, allocations: 177.2 MB / 204.2 MB, free: 5.633 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo): time 1.869/1.869, allocations: 377.8 MB / 0.6236 GB, free: 8.555 MB / 0.5886 GB " [Timeout remaining time 178] Using package Buildings with version 12.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/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.[0-9,]+.|err_V3.[0-9,]+.|err_V4.[0-9,]+.|err_Theta2.[0-9,]+.|err_Theta3.[0-9,]+.|err_Theta4.[0-9,]+.",fileNamePrefix="Buildings_12_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.[0-9,]+.|err_V3.[0-9,]+.|err_V4.[0-9,]+.|err_Theta2.[0-9,]+.|err_Theta3.[0-9,]+.|err_Theta4.[0-9,]+.",fileNamePrefix="Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.533e-06/1.533e-06, allocations: 0 / 0.8116 GB, free: 1.621 MB / 0.7605 GB Notification: Performance of FrontEnd - Absyn->SCode: time 1.162e-05/1.316e-05, allocations: 3.219 kB / 0.8117 GB, free: 1.617 MB / 0.7605 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.008405/0.008418, allocations: 9.589 MB / 0.821 GB, free: 8 MB / 0.7761 GB Notification: Performance of NFInst.instExpressions: time 0.00672/0.01514, allocations: 3.816 MB / 0.8247 GB, free: 4.195 MB / 0.7761 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001208/0.01635, allocations: 63.75 kB / 0.8248 GB, free: 4.133 MB / 0.7761 GB Notification: Performance of NFTyping.typeComponents: time 0.001023/0.01737, allocations: 465.7 kB / 0.8252 GB, free: 3.676 MB / 0.7761 GB Notification: Performance of NFTyping.typeBindings: time 0.002379/0.01975, allocations: 1.232 MB / 0.8265 GB, free: 2.445 MB / 0.7761 GB Notification: Performance of NFTyping.typeClassSections: time 0.00231/0.02206, allocations: 0.9467 MB / 0.8274 GB, free: 1.5 MB / 0.7761 GB Notification: Performance of NFFlatten.flatten: time 0.00431/0.02637, allocations: 5.441 MB / 0.8327 GB, free: 12.05 MB / 0.7917 GB Notification: Performance of NFFlatten.resolveConnections: time 0.003177/0.02955, allocations: 3.379 MB / 0.836 GB, free: 8.574 MB / 0.7917 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002686/0.03223, allocations: 3.339 MB / 0.8392 GB, free: 5.23 MB / 0.7917 GB Notification: Performance of NFSimplifyModel.simplify: time 0.002912/0.03514, allocations: 2.972 MB / 0.8422 GB, free: 2.258 MB / 0.7917 GB Notification: Performance of NFPackage.collectConstants: time 0.0007195/0.03586, allocations: 0.5078 MB / 0.8426 GB, free: 1.75 MB / 0.7917 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0009429/0.03681, allocations: 0.6949 MB / 0.8433 GB, free: 1.055 MB / 0.7917 GB Notification: Performance of NFScalarize.scalarize: time 0.001423/0.03823, allocations: 2.43 MB / 0.8457 GB, free: 14.62 MB / 0.8073 GB Notification: Performance of NFVerifyModel.verify: time 0.001177/0.03941, allocations: 1.548 MB / 0.8472 GB, free: 13.07 MB / 0.8073 GB Notification: Performance of NFConvertDAE.convert: time 0.002669/0.04207, allocations: 4.127 MB / 0.8512 GB, free: 8.93 MB / 0.8073 GB Notification: Performance of FrontEnd - DAE generated: time 3.236e-06/0.04208, allocations: 3.938 kB / 0.8512 GB, free: 8.926 MB / 0.8073 GB Notification: Performance of FrontEnd: time 1.884e-06/0.04208, allocations: 0 / 0.8512 GB, free: 8.926 MB / 0.8073 GB Notification: Performance of Transformations before backend: time 2.853e-05/0.04211, allocations: 5.125 kB / 0.8512 GB, free: 8.922 MB / 0.8073 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 0.003822/0.04593, allocations: 4.006 MB / 0.8552 GB, free: 4.871 MB / 0.8073 GB Notification: Performance of prepare preOptimizeDAE: time 3.466e-05/0.04596, allocations: 12.03 kB / 0.8552 GB, free: 4.859 MB / 0.8073 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.005535/0.0515, allocations: 2.544 MB / 0.8577 GB, free: 2.312 MB / 0.8073 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00178/0.05328, allocations: 1.837 MB / 0.8595 GB, free: 456 kB / 0.8073 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001166/0.0534, allocations: 267.5 kB / 0.8597 GB, free: 188 kB / 0.8073 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003827/0.05378, allocations: 356.4 kB / 0.86 GB, free: 15.83 MB / 0.823 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.004829/0.05861, allocations: 3.758 MB / 0.8637 GB, free: 11.93 MB / 0.823 GB Notification: Performance of preOpt findStateOrder (simulation): time 4.942e-05/0.05866, allocations: 3.938 kB / 0.8637 GB, free: 11.92 MB / 0.823 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002792/0.05894, allocations: 152 kB / 0.8639 GB, free: 11.77 MB / 0.823 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002686/0.05921, allocations: 330.1 kB / 0.8642 GB, free: 11.45 MB / 0.823 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003053/0.06226, allocations: 1.806 MB / 0.8659 GB, free: 9.637 MB / 0.823 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01316/0.07542, allocations: 16.47 MB / 0.882 GB, free: 8.57 MB / 0.8386 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002258/0.07767, allocations: 2.049 MB / 0.884 GB, free: 6.469 MB / 0.8386 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.00138/0.07905, allocations: 1.088 MB / 0.8851 GB, free: 5.355 MB / 0.8386 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001271/0.07918, allocations: 65.91 kB / 0.8851 GB, free: 5.293 MB / 0.8386 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.56e-05/0.07922, allocations: 63.38 kB / 0.8852 GB, free: 5.219 MB / 0.8386 GB Notification: Performance of pre-optimization done (n=208): time 3.416e-06/0.07922, allocations: 0 / 0.8852 GB, free: 5.219 MB / 0.8386 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 0.02309/0.1023, allocations: 13.92 MB / 0.8988 GB, free: 7.324 MB / 0.8542 GB Notification: Performance of inlineWhenForInitialization (initialization): time 9.353e-05/0.1024, allocations: 239.6 kB / 0.899 GB, free: 7.043 MB / 0.8542 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00117/0.1036, allocations: 1.258 MB / 0.9003 GB, free: 5.773 MB / 0.8542 GB Notification: Performance of collectPreVariables (initialization): time 0.000156/0.1037, allocations: 69.64 kB / 0.9003 GB, free: 5.699 MB / 0.8542 GB Notification: Performance of collectInitialEqns (initialization): time 0.0007224/0.1044, allocations: 1.642 MB / 0.9019 GB, free: 4.039 MB / 0.8542 GB Notification: Performance of collectInitialBindings (initialization): time 0.0006071/0.1051, allocations: 0.9762 MB / 0.9029 GB, free: 3.055 MB / 0.8542 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000838/0.1059, allocations: 0.6509 MB / 0.9035 GB, free: 2.391 MB / 0.8542 GB Notification: Performance of setup shared object (initialization): time 0.0001008/0.106, allocations: 476.8 kB / 0.904 GB, free: 1.922 MB / 0.8542 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001158/0.1072, allocations: 0.7506 MB / 0.9047 GB, free: 1.16 MB / 0.8542 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001732/0.1089, allocations: 2.083 MB / 0.9067 GB, free: 14.54 MB / 0.8698 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.003025/0.1119, allocations: 2.95 MB / 0.9096 GB, free: 11.06 MB / 0.8698 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 9.989e-06/0.1119, allocations: 8 kB / 0.9096 GB, free: 11.05 MB / 0.8698 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 0.01048/0.1224, allocations: 6.227 MB / 0.9157 GB, free: 4.758 MB / 0.8698 GB Notification: Performance of prepare postOptimizeDAE: time 3.002e-05/0.1224, allocations: 16 kB / 0.9157 GB, free: 4.742 MB / 0.8698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.701e-05/0.1225, allocations: 28 kB / 0.9158 GB, free: 4.715 MB / 0.8698 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01575/0.1382, allocations: 6.646 MB / 0.9222 GB, free: 14.05 MB / 0.8855 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001769/0.14, allocations: 0.858 MB / 0.9231 GB, free: 13.19 MB / 0.8855 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0178/0.1578, allocations: 16.57 MB / 0.9393 GB, free: 12.22 MB / 0.9011 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001923/0.1597, allocations: 435.3 kB / 0.9397 GB, free: 11.8 MB / 0.9011 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002013/0.1599, allocations: 155.9 kB / 0.9398 GB, free: 11.64 MB / 0.9011 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001948/0.1618, allocations: 0.8993 MB / 0.9407 GB, free: 10.74 MB / 0.9011 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001745/0.1636, allocations: 2.075 MB / 0.9427 GB, free: 8.125 MB / 0.9011 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.004586/0.1682, allocations: 4.084 MB / 0.9467 GB, free: 3.469 MB / 0.9011 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.188e-05/0.1682, allocations: 8 kB / 0.9467 GB, free: 3.461 MB / 0.9011 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 0.00991/0.1781, allocations: 5.727 MB / 0.9523 GB, free: 13.66 MB / 0.9167 GB Notification: Performance of prepare postOptimizeDAE: time 1.911e-05/0.1781, allocations: 16 kB / 0.9523 GB, free: 13.64 MB / 0.9167 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.613e-05/0.1781, allocations: 28 kB / 0.9524 GB, free: 13.61 MB / 0.9167 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01039/0.1885, allocations: 4.43 MB / 0.9567 GB, free: 9.156 MB / 0.9167 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002154/0.1907, allocations: 0.9047 MB / 0.9576 GB, free: 8.25 MB / 0.9167 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01533/0.206, allocations: 19.08 MB / 0.9762 GB, free: 4.555 MB / 0.9323 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001947/0.208, allocations: 419.3 kB / 0.9766 GB, free: 4.145 MB / 0.9323 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001973/0.2082, allocations: 148 kB / 0.9768 GB, free: 4 MB / 0.9323 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 0.0007654/0.2089, allocations: 491 kB / 0.9772 GB, free: 3.512 MB / 0.9323 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004511/0.2094, allocations: 290.7 kB / 0.9775 GB, free: 3.227 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 postOpt wrapFunctionCalls (simulation): time 0.01/0.2194, allocations: 5.665 MB / 0.983 GB, free: 13.52 MB / 0.948 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.594e-05/0.2194, allocations: 31.94 kB / 0.9831 GB, free: 13.48 MB / 0.948 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.394e-05/0.2194, allocations: 12 kB / 0.9831 GB, free: 13.47 MB / 0.948 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.596e-05/0.2194, allocations: 15.94 kB / 0.9831 GB, free: 13.46 MB / 0.948 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 0.0148/0.2342, allocations: 10.09 MB / 0.9929 GB, free: 3.168 MB / 0.948 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.957e-06/0.2342, allocations: 8 kB / 0.993 GB, free: 3.16 MB / 0.948 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001307/0.2355, allocations: 0.6015 MB / 0.9935 GB, free: 2.559 MB / 0.948 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01418/0.2497, allocations: 6.11 MB / 0.9995 GB, free: 12.43 MB / 0.9636 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002528/0.25, allocations: 75.95 kB / 0.9996 GB, free: 12.36 MB / 0.9636 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01673/0.2667, allocations: 16.1 MB / 1.015 GB, free: 11.82 MB / 0.9792 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.993e-06/0.2667, allocations: 11.94 kB / 1.015 GB, free: 11.8 MB / 0.9792 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 0.01033/0.277, allocations: 6.116 MB / 1.021 GB, free: 5.441 MB / 0.9792 GB Notification: Performance of postOpt removeConstants (simulation): time 0.00102/0.2781, allocations: 0.6039 MB / 1.022 GB, free: 4.836 MB / 0.9792 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002423/0.2783, allocations: 52 kB / 1.022 GB, free: 4.785 MB / 0.9792 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001406/0.2797, allocations: 383.3 kB / 1.022 GB, free: 4.41 MB / 0.9792 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006358/0.2804, allocations: 238.4 kB / 1.023 GB, free: 4.176 MB / 0.9792 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001458/0.2805, allocations: 87.95 kB / 1.023 GB, free: 4.09 MB / 0.9792 GB Notification: Performance of sorting global known variables: time 0.0007353/0.2812, allocations: 0.6551 MB / 1.023 GB, free: 3.43 MB / 0.9792 GB Notification: Performance of sort global known variables: time 7e-08/0.2812, allocations: 0 / 1.023 GB, free: 3.43 MB / 0.9792 GB Notification: Performance of remove unused functions: time 0.004623/0.2859, allocations: 1.828 MB / 1.025 GB, free: 1.602 MB / 0.9792 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 0.000381/0.2862, allocations: 182.8 kB / 1.025 GB, free: 1.41 MB / 0.9792 GB Notification: Performance of simCode: created initialization part: time 0.01118/0.2974, allocations: 7.303 MB / 1.032 GB, free: 9.953 MB / 0.9948 GB Notification: Performance of simCode: created event and clocks part: time 9.778e-06/0.2974, allocations: 4 kB / 1.032 GB, free: 9.949 MB / 0.9948 GB Notification: Performance of simCode: created simulation system equations: time 0.004238/0.3017, allocations: 2.889 MB / 1.035 GB, free: 7 MB / 0.9948 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001329/0.303, allocations: 301.8 kB / 1.035 GB, free: 6.711 MB / 0.9948 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01052/0.3135, allocations: 7.089 MB / 1.042 GB, free: 15.44 MB / 1.01 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001096/0.3146, allocations: 1.118 MB / 1.043 GB, free: 14.29 MB / 1.01 GB Notification: Performance of simCode: alias equations: time 0.002384/0.317, allocations: 1.394 MB / 1.045 GB, free: 12.89 MB / 1.01 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004618/0.3175, allocations: 168.3 kB / 1.045 GB, free: 12.72 MB / 1.01 GB Notification: Performance of SimCode: time 2.224e-06/0.3175, allocations: 0 / 1.045 GB, free: 12.72 MB / 1.01 GB Notification: Performance of Templates: time 0.4149/0.7324, allocations: 79.96 MB / 1.123 GB, free: 234.9 MB / 1.01 GB " [Timeout remaining time 299] make -j1 -f Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 300] (rm -f Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS > Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 240] [Calling os._exit(0), Time elapsed: 6.570643323939294]