Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_StateGraph2 2.0.2/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 3.0.0/package.mo", uses=false) Using package Buildings with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 3.0.0/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+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) Using package Modelica_StateGraph2 with version 2.0.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_StateGraph2 2.0.2/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_StateGraph2 2.0.2/package.mo:257:38-257:110:writable] Warning: The file was not encoded in UTF-8: "

An important practical aspect of state machines is the abilit...". Defaulting to 7-bit ASCII with unknown characters replaced by '?'. To change encoding when loading a file: loadFile(encoding="ISO-XXXX-YY"). To change it in a package: add a file package.encoding at the top-level. Note: The Modelica Language Specification only allows files encoded in UTF-8. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_StateGraph2 2.0.2/package.mo:761:36-761:108:writable] Warning: The file was not encoded in UTF-8: "

The Modelica_StateGraph2 library is described in detail in (O...". Defaulting to 7-bit ASCII with unknown characters replaced by '?'. To change encoding when loading a file: loadFile(encoding="ISO-XXXX-YY"). To change it in a package: add a file package.encoding at the top-level. Note: The Modelica Language Specification only allows files encoded in UTF-8. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_StateGraph2 2.0.2/package.mo:1435:36-1435:108:writable] Warning: The file was not encoded in UTF-8: "

Main Authors:
SCode: time 0.1911/0.193, allocations: 80.84 MB / 0.5897 GB, free: 7.07 MB / 446.1 MB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02008/0.2131, allocations: 17.94 MB / 0.6072 GB, free: 5.059 MB / 462.1 MB Notification: Performance of NFInst.instExpressions: time 0.01127/0.2244, allocations: 7.055 MB / 0.6141 GB, free: 13.98 MB / 478.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.002109/0.2266, allocations: 47.88 kB / 0.6142 GB, free: 13.94 MB / 478.1 MB Notification: Performance of NFTyping.typeComponents: time 0.00351/0.2301, allocations: 1.342 MB / 0.6155 GB, free: 12.59 MB / 478.1 MB Notification: Performance of NFTyping.typeBindings: time 0.004143/0.2343, allocations: 1.355 MB / 0.6168 GB, free: 11.23 MB / 478.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.003454/0.2378, allocations: 1.174 MB / 0.618 GB, free: 10.06 MB / 478.1 MB Notification: Performance of NFFlatten.flatten: time 0.008821/0.2466, allocations: 8.417 MB / 0.6262 GB, free: 1.625 MB / 478.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.01118/0.2578, allocations: 7.953 MB / 0.6339 GB, free: 9.57 MB / 494.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.003853/0.2617, allocations: 1.963 MB / 0.6359 GB, free: 7.602 MB / 494.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.004595/0.2663, allocations: 3.077 MB / 0.6389 GB, free: 4.516 MB / 494.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0009533/0.2673, allocations: 368 kB / 0.6392 GB, free: 4.156 MB / 494.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.003502/0.2708, allocations: 1.303 MB / 0.6405 GB, free: 2.852 MB / 494.1 MB Notification: Performance of NFScalarize.scalarize: time 0.002523/0.2734, allocations: 2.05 MB / 0.6425 GB, free: 0.7969 MB / 494.1 MB Notification: Performance of NFVerifyModel.verify: time 0.002579/0.2759, allocations: 1.976 MB / 0.6444 GB, free: 14.81 MB / 0.4981 GB Notification: Performance of NFConvertDAE.convert: time 0.007407/0.2834, allocations: 7.584 MB / 0.6518 GB, free: 7.207 MB / 0.4981 GB Notification: Performance of FrontEnd - DAE generated: time 5.029e-06/0.2834, allocations: 4 kB / 0.6518 GB, free: 7.203 MB / 0.4981 GB Notification: Performance of FrontEnd: time 9.12e-07/0.2834, allocations: 0 / 0.6518 GB, free: 7.203 MB / 0.4981 GB Notification: Performance of Transformations before backend: time 0.0001963/0.2836, allocations: 4 kB / 0.6518 GB, free: 7.199 MB / 0.4981 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 991 * Number of variables: 991 Notification: Performance of Generate backend data structure: time 0.009248/0.2929, allocations: 3.815 MB / 0.6556 GB, free: 3.324 MB / 0.4981 GB Notification: Performance of prepare preOptimizeDAE: time 4.132e-05/0.2929, allocations: 8.031 kB / 0.6556 GB, free: 3.316 MB / 0.4981 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01215/0.3051, allocations: 2.333 MB / 0.6578 GB, free: 0.9766 MB / 0.4981 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005512/0.3106, allocations: 2.159 MB / 0.66 GB, free: 14.77 MB / 0.5137 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002555/0.3109, allocations: 275 kB / 0.6602 GB, free: 14.5 MB / 0.5137 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001223/0.3121, allocations: 348 kB / 0.6605 GB, free: 14.16 MB / 0.5137 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01611/0.3283, allocations: 7.112 MB / 0.6675 GB, free: 6.953 MB / 0.5137 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.00012/0.3284, allocations: 4 kB / 0.6675 GB, free: 6.949 MB / 0.5137 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0008498/0.3293, allocations: 155.9 kB / 0.6676 GB, free: 6.797 MB / 0.5137 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006471/0.33, allocations: 330.1 kB / 0.668 GB, free: 6.473 MB / 0.5137 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02043/0.3504, allocations: 7.005 MB / 0.6748 GB, free: 15.45 MB / 0.5294 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.5295/0.8799, allocations: 20.96 MB / 0.6953 GB, free: 81.39 MB / 0.5294 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009087/0.8891, allocations: 5.105 MB / 0.7003 GB, free: 79.79 MB / 0.5294 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.007586/0.8967, allocations: 2.658 MB / 0.7028 GB, free: 79.73 MB / 0.5294 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003831/0.8971, allocations: 132.3 kB / 0.703 GB, free: 79.63 MB / 0.5294 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.01e-05/0.8972, allocations: 62.5 kB / 0.703 GB, free: 79.59 MB / 0.5294 GB Notification: Performance of pre-optimization done (n=208): time 6.272e-06/0.8972, allocations: 3.844 kB / 0.703 GB, free: 79.59 MB / 0.5294 GB Warning: The linear system: 1 : line2.terminal_n.phase[1].v[1] - line2.terminal_p.phase[1].v[1] = line2.Z11[1] * line2.i1[1] + line2.Z12[1] * line2.i2[1] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] - line2.Z11[2] * line2.i1[2] 2 : transformer.conv2.terminal_p.v[1] = line2.terminal_n.phase[1].v[1] - line2.terminal_n.phase[2].v[1] 3 : line2.terminal_n.phase[2].v[1] - line2.terminal_p.phase[2].v[1] = line2.Z21[1] * line2.i1[1] + line2.Z22[1] * line2.i2[1] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] - line2.Z21[2] * line2.i1[2] 4 : loadRL.load1.v[1] = line2.terminal_p.phase[1].v[1] - line2.terminal_p.phase[2].v[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.terminal_p.phase[1].v[1] ; line2.terminal_p.phase[2].v[1] ; line2.terminal_n.phase[2].v[1] ; line2.terminal_n.phase[1].v[1] ] = [ line2.Z12[1] * line2.i2[1] + line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] - line2.Z11[2] * line2.i1[2] - line2.Z12[2] * line2.i2[2] - line2.Z13[2] * line2.i3[2] ; -transformer.conv2.terminal_p.v[1] ; line2.Z22[1] * line2.i2[1] + line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] - line2.Z21[2] * line2.i1[2] - line2.Z22[2] * line2.i2[2] - line2.Z23[2] * line2.i3[2] ; -loadRL.load1.v[1] ] might be structurally or numerically singular for variable line2.terminal_n.phase[1].v[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 0.09473/0.992, allocations: 27.42 MB / 0.7298 GB, free: 70.09 MB / 0.5294 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.000175/0.9922, allocations: 239.6 kB / 0.73 GB, free: 69.84 MB / 0.5294 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00252/0.9947, allocations: 1.448 MB / 0.7315 GB, free: 69.06 MB / 0.5294 GB Notification: Performance of collectPreVariables (initialization): time 0.0009196/0.9957, allocations: 74.36 kB / 0.7315 GB, free: 69 MB / 0.5294 GB Notification: Performance of collectInitialEqns (initialization): time 0.001052/0.9967, allocations: 1.479 MB / 0.733 GB, free: 67.7 MB / 0.5294 GB Notification: Performance of collectInitialBindings (initialization): time 0.0009905/0.9977, allocations: 0.9192 MB / 0.7339 GB, free: 66.91 MB / 0.5294 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001044/0.9988, allocations: 0.6306 MB / 0.7345 GB, free: 66.56 MB / 0.5294 GB Notification: Performance of setup shared object (initialization): time 7.64e-05/0.9989, allocations: 309.1 kB / 0.7348 GB, free: 66.26 MB / 0.5294 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005471/1.004, allocations: 2.696 MB / 0.7374 GB, free: 64.04 MB / 0.5294 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00585/1.01, allocations: 3.567 MB / 0.7409 GB, free: 60.1 MB / 0.5294 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0109/1.021, allocations: 6.447 MB / 0.7472 GB, free: 53.26 MB / 0.5294 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.456e-05/1.021, allocations: 11 kB / 0.7472 GB, free: 53.25 MB / 0.5294 GB Warning: The linear system: 1 : line2.terminal_n.phase[1].v[1] - line2.terminal_p.phase[1].v[1] = line2.Z11[1] * line2.i1[1] + line2.Z12[1] * line2.i2[1] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] - line2.Z11[2] * line2.i1[2] 2 : loadRL.load1.v[1] = line2.terminal_p.phase[1].v[1] - line2.terminal_p.phase[2].v[1] 3 : line2.terminal_n.phase[2].v[1] - line2.terminal_p.phase[2].v[1] = line2.Z21[1] * line2.i1[1] + line2.Z22[1] * line2.i2[1] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] - line2.Z21[2] * line2.i1[2] 4 : transformer.conv2.terminal_p.v[1] = line2.terminal_n.phase[1].v[1] - line2.terminal_n.phase[2].v[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.terminal_n.phase[1].v[1] ; line2.terminal_n.phase[2].v[1] ; line2.terminal_p.phase[2].v[1] ; line2.terminal_p.phase[1].v[1] ] = [ line2.Z12[1] * line2.i2[1] + line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] - line2.Z11[2] * line2.i1[2] - line2.Z12[2] * line2.i2[2] - line2.Z13[2] * line2.i3[2] ; -loadRL.load1.v[1] ; line2.Z22[1] * line2.i2[1] + line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] - line2.Z21[2] * line2.i1[2] - line2.Z22[2] * line2.i2[2] - line2.Z23[2] * line2.i3[2] ; -transformer.conv2.terminal_p.v[1] ] might be structurally or numerically singular for variable line2.terminal_p.phase[1].v[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 0.02575/1.047, allocations: 10.92 MB / 0.7579 GB, free: 42.22 MB / 0.5294 GB Notification: Performance of prepare postOptimizeDAE: time 5.478e-05/1.047, allocations: 16 kB / 0.7579 GB, free: 42.2 MB / 0.5294 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.629e-05/1.047, allocations: 24.5 kB / 0.7579 GB, free: 42.18 MB / 0.5294 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01856/1.066, allocations: 5.377 MB / 0.7632 GB, free: 36.79 MB / 0.5294 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004384/1.07, allocations: 0.9867 MB / 0.7641 GB, free: 35.8 MB / 0.5294 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03655/1.107, allocations: 25.84 MB / 0.7894 GB, free: 9.57 MB / 0.5294 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004576/1.111, allocations: 0.5458 MB / 0.7899 GB, free: 9.023 MB / 0.5294 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008389/1.112, allocations: 151.9 kB / 0.79 GB, free: 8.875 MB / 0.5294 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008516/1.121, allocations: 3.991 MB / 0.7939 GB, free: 4.875 MB / 0.5294 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005602/1.126, allocations: 3.536 MB / 0.7974 GB, free: 0.9609 MB / 0.5294 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08954/1.216, allocations: 24.82 MB / 0.8216 GB, free: 7.629 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.701e-05/1.216, allocations: 8 kB / 0.8216 GB, free: 7.621 MB / 0.5606 GB Warning: The linear system: 1 : transformer.conv1.terminal_p.v[2] = line2.terminal_n.phase[3].v[2] - line2.terminal_n.phase[1].v[2] 2 : line2.terminal_n.phase[1].v[2] - line2.terminal_p.phase[1].v[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] 3 : loadRL.load3.v[2] = line2.terminal_p.phase[3].v[2] - line2.terminal_p.phase[1].v[2] 4 : line2.terminal_n.phase[3].v[2] - line2.terminal_p.phase[3].v[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] [ -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.terminal_n.phase[3].v[2] ; line2.terminal_p.phase[3].v[2] ; line2.terminal_p.phase[1].v[2] ; line2.terminal_n.phase[1].v[2] ] = [ -transformer.conv1.terminal_p.v[2] ; line2.Z13[1] * line2.i3[2] + line2.Z11[2] * line2.i1[1] + line2.Z11[1] * line2.i1[2] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[2] * line2.i3[1] ; -loadRL.load3.v[2] ; line2.Z33[1] * line2.i3[2] + line2.Z31[2] * line2.i1[1] + line2.Z31[1] * line2.i1[2] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[2] * line2.i3[1] ] might be structurally or numerically singular for variable line2.terminal_n.phase[1].v[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.terminal_p.phase[1].v[1] - line2.terminal_p.phase[2].v[1] 2 : line2.terminal_n.phase[2].v[1] - line2.terminal_p.phase[2].v[1] = line2.Z21[1] * line2.i1[1] + line2.Z22[1] * line2.i2[1] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] - line2.Z21[2] * line2.i1[2] 3 : transformer.conv2.terminal_p.v[1] = line2.terminal_n.phase[1].v[1] - line2.terminal_n.phase[2].v[1] 4 : line2.terminal_n.phase[1].v[1] - line2.terminal_p.phase[1].v[1] = line2.Z11[1] * line2.i1[1] + line2.Z12[1] * line2.i2[1] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] - line2.Z11[2] * line2.i1[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.terminal_p.phase[1].v[1] ; line2.terminal_n.phase[1].v[1] ; line2.terminal_n.phase[2].v[1] ; line2.terminal_p.phase[2].v[1] ] = [ -loadRL.load1.v[1] ; line2.Z22[1] * line2.i2[1] + line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] - line2.Z21[2] * line2.i1[2] - line2.Z22[2] * line2.i2[2] - line2.Z23[2] * line2.i3[2] ; -transformer.conv2.terminal_p.v[1] ; line2.Z12[1] * line2.i2[1] + line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] - line2.Z11[2] * line2.i1[2] - line2.Z12[2] * line2.i2[2] - line2.Z13[2] * line2.i3[2] ] might be structurally or numerically singular for variable line2.terminal_p.phase[2].v[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 0.02701/1.243, allocations: 10.51 MB / 0.8319 GB, free: 12.96 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 5.695e-05/1.243, allocations: 18.34 kB / 0.8319 GB, free: 12.95 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.426e-05/1.243, allocations: 28 kB / 0.832 GB, free: 12.92 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01508/1.258, allocations: 4.2 MB / 0.8361 GB, free: 8.711 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004787/1.263, allocations: 1.037 MB / 0.8371 GB, free: 7.672 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03567/1.299, allocations: 24.86 MB / 0.8614 GB, free: 14.16 MB / 0.6075 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005099/1.304, allocations: 0.5302 MB / 0.8619 GB, free: 13.62 MB / 0.6075 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006751/1.305, allocations: 147.9 kB / 0.862 GB, free: 13.48 MB / 0.6075 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.i2[2] - line2.i3[2] 0.0 = (-line2.i1[1]) - line2.i2[1] - line2.i3[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 0.001402/1.306, allocations: 398.2 kB / 0.8624 GB, free: 13.09 MB / 0.6075 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008352/1.307, allocations: 189.7 kB / 0.8626 GB, free: 12.9 MB / 0.6075 GB Warning: The linear system: 1 : line2.terminal_n.phase[1].v[1] - line2.terminal_p.phase[1].v[1] = line2.Z11[1] * line2.i1[1] + line2.Z12[1] * line2.i2[1] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] - line2.Z11[2] * line2.i1[2] 2 : transformer.conv2.terminal_p.v[1] = line2.terminal_n.phase[1].v[1] - line2.terminal_n.phase[2].v[1] 3 : line2.terminal_n.phase[2].v[1] - line2.terminal_p.phase[2].v[1] = line2.Z21[1] * line2.i1[1] + line2.Z22[1] * line2.i2[1] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] - line2.Z21[2] * line2.i1[2] 4 : loadRL.load1.v[1] = line2.terminal_p.phase[1].v[1] - line2.terminal_p.phase[2].v[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.terminal_p.phase[1].v[1] ; line2.terminal_p.phase[2].v[1] ; line2.terminal_n.phase[2].v[1] ; line2.terminal_n.phase[1].v[1] ] = [ line2.Z12[1] * line2.i2[1] + line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] - line2.Z11[2] * line2.i1[2] - line2.Z12[2] * line2.i2[2] - line2.Z13[2] * line2.i3[2] ; -transformer.conv2.terminal_p.v[1] ; line2.Z22[1] * line2.i2[1] + line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] - line2.Z21[2] * line2.i1[2] - line2.Z22[2] * line2.i2[2] - line2.Z23[2] * line2.i3[2] ; -loadRL.load1.v[1] ] might be structurally or numerically singular for variable line2.terminal_n.phase[1].v[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02762/1.335, allocations: 10.09 MB / 0.8724 GB, free: 2.734 MB / 0.6075 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.362e-05/1.335, allocations: 28 kB / 0.8725 GB, free: 2.707 MB / 0.6075 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.632e-05/1.335, allocations: 15.98 kB / 0.8725 GB, free: 2.691 MB / 0.6075 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.433e-05/1.335, allocations: 15.95 kB / 0.8725 GB, free: 2.676 MB / 0.6075 GB Warning: The linear system: 1 : line2.terminal_n.phase[2].v[1] - line2.terminal_p.phase[2].v[1] = line2.Z21[1] * line2.i1[1] + line2.Z22[1] * line2.i2[1] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] - line2.Z21[2] * line2.i1[2] 2 : transformer.conv2.terminal_p.v[1] = line2.terminal_n.phase[1].v[1] - line2.terminal_n.phase[2].v[1] 3 : line2.terminal_n.phase[1].v[1] - line2.terminal_p.phase[1].v[1] = line2.Z11[1] * line2.i1[1] + line2.Z12[1] * line2.i2[1] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] - line2.Z11[2] * line2.i1[2] 4 : loadRL.load1.v[1] = line2.terminal_p.phase[1].v[1] - line2.terminal_p.phase[2].v[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.terminal_p.phase[2].v[1] ; line2.terminal_p.phase[1].v[1] ; line2.terminal_n.phase[1].v[1] ; line2.terminal_n.phase[2].v[1] ] = [ line2.Z22[1] * line2.i2[1] + line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] - line2.Z21[2] * line2.i1[2] - line2.Z22[2] * line2.i2[2] - line2.Z23[2] * line2.i3[2] ; -transformer.conv2.terminal_p.v[1] ; line2.Z12[1] * line2.i2[1] + line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] - line2.Z11[2] * line2.i1[2] - line2.Z12[2] * line2.i2[2] - line2.Z13[2] * line2.i3[2] ; -loadRL.load1.v[1] ] might be structurally or numerically singular for variable line2.terminal_n.phase[2].v[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.04234/1.377, allocations: 16.3 MB / 0.8884 GB, free: 2.203 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.431e-05/1.377, allocations: 12 kB / 0.8884 GB, free: 2.191 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003878/1.381, allocations: 0.7418 MB / 0.8891 GB, free: 1.449 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02129/1.403, allocations: 5.04 MB / 0.8941 GB, free: 12.39 MB / 0.6387 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0008437/1.403, allocations: 75.95 kB / 0.8941 GB, free: 12.32 MB / 0.6387 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0444/1.448, allocations: 24.86 MB / 0.9184 GB, free: 2.992 MB / 0.6544 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.746e-05/1.448, allocations: 16.06 kB / 0.9184 GB, free: 2.977 MB / 0.6544 GB Warning: The linear system: 1 : line2.terminal_n.phase[2].v[1] - line2.terminal_p.phase[2].v[1] = line2.Z21[1] * line2.i1[1] + line2.Z22[1] * line2.i2[1] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] - line2.Z21[2] * line2.i1[2] 2 : transformer.conv2.terminal_p.v[1] = line2.terminal_n.phase[1].v[1] - line2.terminal_n.phase[2].v[1] 3 : line2.terminal_n.phase[1].v[1] - line2.terminal_p.phase[1].v[1] = line2.Z11[1] * line2.i1[1] + line2.Z12[1] * line2.i2[1] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] - line2.Z11[2] * line2.i1[2] 4 : loadRL.load1.v[1] = line2.terminal_p.phase[1].v[1] - line2.terminal_p.phase[2].v[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.terminal_p.phase[2].v[1] ; line2.terminal_p.phase[1].v[1] ; line2.terminal_n.phase[1].v[1] ; line2.terminal_n.phase[2].v[1] ] = [ line2.Z22[1] * line2.i2[1] + line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] - line2.Z21[2] * line2.i1[2] - line2.Z22[2] * line2.i2[2] - line2.Z23[2] * line2.i3[2] ; -transformer.conv2.terminal_p.v[1] ; line2.Z12[1] * line2.i2[1] + line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] - line2.Z11[2] * line2.i1[2] - line2.Z12[2] * line2.i2[2] - line2.Z13[2] * line2.i3[2] ; -loadRL.load1.v[1] ] might be structurally or numerically singular for variable line2.terminal_n.phase[2].v[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02684/1.475, allocations: 10.09 MB / 0.9283 GB, free: 8.641 MB / 0.67 GB Notification: Performance of postOpt removeConstants (simulation): time 0.00236/1.477, allocations: 0.7365 MB / 0.929 GB, free: 7.883 MB / 0.67 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005431/1.478, allocations: 52 kB / 0.9291 GB, free: 7.832 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003652/1.481, allocations: 0.4953 MB / 0.9295 GB, free: 7.336 MB / 0.67 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001074/1.482, allocations: 234.3 kB / 0.9298 GB, free: 7.105 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000243/1.483, allocations: 87.95 kB / 0.9298 GB, free: 7.02 MB / 0.67 GB Notification: Performance of sorting global known variables: time 0.001856/1.485, allocations: 0.9777 MB / 0.9308 GB, free: 6.039 MB / 0.67 GB Notification: Performance of sort global known variables: time 1.3e-07/1.485, allocations: 0 / 0.9308 GB, free: 6.039 MB / 0.67 GB Notification: Performance of remove unused functions: time 0.008341/1.493, allocations: 1.809 MB / 0.9326 GB, free: 4.23 MB / 0.67 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 {(1,3,100.0%), (10,44,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0006235/1.494, allocations: 183.8 kB / 0.9327 GB, free: 4.043 MB / 0.67 GB Notification: Performance of simCode: created initialization part: time 0.0303/1.524, allocations: 12.52 MB / 0.945 GB, free: 7.426 MB / 0.6856 GB Notification: Performance of simCode: created event and clocks part: time 1.955e-05/1.524, allocations: 0 / 0.945 GB, free: 7.426 MB / 0.6856 GB Notification: Performance of simCode: created simulation system equations: time 0.01135/1.535, allocations: 4.449 MB / 0.9493 GB, free: 2.93 MB / 0.6856 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002768/1.538, allocations: 281.6 kB / 0.9496 GB, free: 2.656 MB / 0.6856 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.4402/1.978, allocations: 12.26 MB / 0.9615 GB, free: 225.2 MB / 0.6856 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004777/1.983, allocations: 2.874 MB / 0.9644 GB, free: 224.4 MB / 0.6856 GB Notification: Performance of simCode: alias equations: time 0.006628/1.99, allocations: 1.669 MB / 0.966 GB, free: 224.3 MB / 0.6856 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0009115/1.991, allocations: 172.7 kB / 0.9661 GB, free: 224.3 MB / 0.6856 GB Notification: Performance of SimCode: time 1.894e-06/1.991, allocations: 0 / 0.9661 GB, free: 224.3 MB / 0.6856 GB Notification: Performance of Templates: time 0.1066/2.097, allocations: 74.7 MB / 1.039 GB, free: 172.1 MB / 0.6856 GB make -j1 -f Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile (rm -f Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)