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.UnbalancedStepDown.DD.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.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD") [/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 0.4221/0.425, allocations: 80.82 MB / 0.5899 GB, free: 21.73 MB / 446.1 MB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.01413/0.4392, allocations: 16.12 MB / 0.6057 GB, free: 6.746 MB / 446.1 MB Notification: Performance of NFInst.instExpressions: time 0.008898/0.4481, allocations: 6.529 MB / 0.612 GB, free: 228 kB / 446.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0016/0.4498, allocations: 45.06 kB / 0.6121 GB, free: 184 kB / 446.1 MB Notification: Performance of NFTyping.typeComponents: time 0.002989/0.4528, allocations: 1.039 MB / 0.6131 GB, free: 15.14 MB / 462.1 MB Notification: Performance of NFTyping.typeBindings: time 0.004171/0.457, allocations: 1.237 MB / 0.6143 GB, free: 13.9 MB / 462.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.003568/0.4606, allocations: 1.153 MB / 0.6154 GB, free: 12.75 MB / 462.1 MB Notification: Performance of NFFlatten.flatten: time 0.005982/0.4666, allocations: 4.923 MB / 0.6202 GB, free: 7.82 MB / 462.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.01016/0.4768, allocations: 6.761 MB / 0.6268 GB, free: 0.9961 MB / 462.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.004816/0.4816, allocations: 2.057 MB / 0.6288 GB, free: 14.93 MB / 478.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0058/0.4874, allocations: 2.809 MB / 0.6316 GB, free: 12.12 MB / 478.1 MB Notification: Performance of NFPackage.collectConstants: time 0.002048/0.4895, allocations: 444 kB / 0.632 GB, free: 11.68 MB / 478.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.00354/0.493, allocations: 1.19 MB / 0.6332 GB, free: 10.49 MB / 478.1 MB Notification: Performance of NFScalarize.scalarize: time 0.003532/0.4966, allocations: 1.953 MB / 0.6351 GB, free: 8.535 MB / 478.1 MB Notification: Performance of NFVerifyModel.verify: time 0.00441/0.501, allocations: 1.891 MB / 0.6369 GB, free: 6.637 MB / 478.1 MB Notification: Performance of NFConvertDAE.convert: time 0.008758/0.5098, allocations: 6.692 MB / 0.6435 GB, free: 15.93 MB / 494.1 MB Notification: Performance of FrontEnd - DAE generated: time 6.272e-06/0.5098, allocations: 4 kB / 0.6435 GB, free: 15.92 MB / 494.1 MB Notification: Performance of FrontEnd: time 2.134e-06/0.5098, allocations: 0 / 0.6435 GB, free: 15.92 MB / 494.1 MB Notification: Performance of Transformations before backend: time 0.0001426/0.51, allocations: 0 / 0.6435 GB, free: 15.92 MB / 494.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 871 * Number of variables: 871 Notification: Performance of Generate backend data structure: time 0.007554/0.5175, allocations: 3.465 MB / 0.6468 GB, free: 12.39 MB / 494.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.652e-05/0.5176, allocations: 8.031 kB / 0.6469 GB, free: 12.39 MB / 494.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01191/0.5295, allocations: 2.294 MB / 0.6491 GB, free: 10.09 MB / 494.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004573/0.5341, allocations: 1.982 MB / 0.651 GB, free: 8.059 MB / 494.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001727/0.5343, allocations: 238.2 kB / 0.6513 GB, free: 7.824 MB / 494.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.000685/0.535, allocations: 304 kB / 0.6515 GB, free: 7.527 MB / 494.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01255/0.5476, allocations: 6.411 MB / 0.6578 GB, free: 1.004 MB / 494.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 6.996e-05/0.5477, allocations: 7.938 kB / 0.6578 GB, free: 0.9961 MB / 494.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003711/0.5481, allocations: 128 kB / 0.6579 GB, free: 0.8711 MB / 494.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004082/0.5485, allocations: 317.4 kB / 0.6582 GB, free: 0.5586 MB / 494.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01381/0.5623, allocations: 6.578 MB / 0.6647 GB, free: 9.965 MB / 0.4981 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02656/0.5889, allocations: 18.98 MB / 0.6832 GB, free: 6.461 MB / 0.5137 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008439/0.5973, allocations: 5.595 MB / 0.6887 GB, free: 0.5039 MB / 0.5137 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006136/0.6035, allocations: 3.049 MB / 0.6916 GB, free: 13.43 MB / 0.5294 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003025/0.6039, allocations: 147 kB / 0.6918 GB, free: 13.27 MB / 0.5294 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.932e-05/0.6039, allocations: 64.48 kB / 0.6918 GB, free: 13.2 MB / 0.5294 GB Notification: Performance of pre-optimization done (n=230): time 4.047e-06/0.6039, allocations: 0 / 0.6918 GB, free: 13.2 MB / 0.5294 GB Warning: The linear system: 1 : 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] 2 : loadRL.load1.v[2] = line2.terminal_p.phase[1].v[2] - line2.terminal_p.phase[2].v[2] 3 : line2.terminal_n.phase[2].v[2] - line2.terminal_p.phase[2].v[2] = line2.Z21[1] * line2.i1[2] + line2.Z21[2] * line2.i1[1] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[1] * line2.i3[2] + line2.Z23[2] * line2.i3[1] 4 : transformer.conv1.terminal_p.v[2] = line2.terminal_n.phase[1].v[2] - line2.terminal_n.phase[2].v[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_n.phase[1].v[2] ; line2.terminal_n.phase[2].v[2] ; line2.terminal_p.phase[2].v[2] ; line2.terminal_p.phase[1].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.load1.v[2] ; line2.Z23[1] * line2.i3[2] + line2.Z21[2] * line2.i1[1] + line2.Z21[1] * line2.i1[2] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[2] * line2.i3[1] ; -transformer.conv1.terminal_p.v[2] ] might be structurally or numerically singular for variable line2.terminal_p.phase[1].v[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=307): time 0.08841/0.6923, allocations: 29.73 MB / 0.7209 GB, free: 15.25 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001295/0.6925, allocations: 247.8 kB / 0.7211 GB, free: 14.95 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001691/0.6942, allocations: 1.271 MB / 0.7224 GB, free: 13.67 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 0.0005416/0.6947, allocations: 77.7 kB / 0.7224 GB, free: 13.59 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008431/0.6956, allocations: 1.239 MB / 0.7236 GB, free: 12.33 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.001047/0.6967, allocations: 1.036 MB / 0.7247 GB, free: 11.28 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001079/0.6977, allocations: 0.6085 MB / 0.7252 GB, free: 10.66 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 9.989e-05/0.6979, allocations: 309.1 kB / 0.7255 GB, free: 10.36 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005636/0.7035, allocations: 2.822 MB / 0.7283 GB, free: 7.523 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006169/0.7097, allocations: 3.497 MB / 0.7317 GB, free: 3.77 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01184/0.7215, allocations: 6.518 MB / 0.7381 GB, free: 12.97 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.804e-05/0.7216, allocations: 4 kB / 0.7381 GB, free: 12.96 MB / 0.5762 GB Warning: The linear system: 1 : 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] 2 : transformer.conv1.terminal_p.v[2] = line2.terminal_n.phase[1].v[2] - line2.terminal_n.phase[2].v[2] 3 : line2.terminal_n.phase[2].v[2] - line2.terminal_p.phase[2].v[2] = line2.Z21[1] * line2.i1[2] + line2.Z21[2] * line2.i1[1] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[1] * line2.i3[2] + line2.Z23[2] * line2.i3[1] 4 : loadRL.load1.v[2] = line2.terminal_p.phase[1].v[2] - line2.terminal_p.phase[2].v[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[2] ; line2.terminal_p.phase[2].v[2] ; line2.terminal_n.phase[2].v[2] ; line2.terminal_n.phase[1].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] ; -transformer.conv1.terminal_p.v[2] ; line2.Z23[1] * line2.i3[2] + line2.Z21[2] * line2.i1[1] + line2.Z21[1] * line2.i1[2] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[2] * line2.i3[1] ; -loadRL.load1.v[2] ] 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. Notification: Performance of matching and sorting (n=408) (initialization): time 0.02712/0.7487, allocations: 11.34 MB / 0.7492 GB, free: 1.52 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 4.49e-05/0.7488, allocations: 12 kB / 0.7492 GB, free: 1.508 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.919e-05/0.7488, allocations: 19.98 kB / 0.7492 GB, free: 1.488 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.4211/1.17, allocations: 5.771 MB / 0.7548 GB, free: 142.4 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004533/1.175, allocations: 0.9444 MB / 0.7558 GB, free: 142.4 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04428/1.219, allocations: 31.86 MB / 0.7869 GB, free: 123.6 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003892/1.223, allocations: 0.509 MB / 0.7874 GB, free: 123.1 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003994/1.223, allocations: 136 kB / 0.7875 GB, free: 123 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006496/1.23, allocations: 3.973 MB / 0.7914 GB, free: 119 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005375/1.235, allocations: 3.462 MB / 0.7948 GB, free: 115.3 MB / 0.5762 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08063/1.316, allocations: 25.94 MB / 0.8201 GB, free: 88.94 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.874e-05/1.316, allocations: 7.984 kB / 0.8201 GB, free: 88.93 MB / 0.5762 GB Warning: The linear system: 1 : transformer.conv1.terminal_p.v[2] = line2.terminal_n.phase[1].v[2] - line2.terminal_n.phase[2].v[2] 2 : line2.terminal_n.phase[2].v[2] - line2.terminal_p.phase[2].v[2] = line2.Z21[1] * line2.i1[2] + line2.Z21[2] * line2.i1[1] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[1] * line2.i3[2] + line2.Z23[2] * line2.i3[1] 3 : loadRL.load1.v[2] = line2.terminal_p.phase[1].v[2] - line2.terminal_p.phase[2].v[2] 4 : 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] [ -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[2] ; line2.terminal_p.phase[1].v[2] ; line2.terminal_p.phase[2].v[2] ; line2.terminal_n.phase[2].v[2] ] = [ -transformer.conv1.terminal_p.v[2] ; line2.Z23[1] * line2.i3[2] + line2.Z21[2] * line2.i1[1] + line2.Z21[1] * line2.i1[2] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[2] * line2.i3[1] ; -loadRL.load1.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] ] might be structurally or numerically singular for variable line2.terminal_n.phase[2].v[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : transformer.conv3.terminal_p.v[1] = line2.terminal_n.phase[3].v[1] - line2.terminal_n.phase[1].v[1] 2 : 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] 3 : loadRL.load3.v[1] = line2.terminal_p.phase[3].v[1] - line2.terminal_p.phase[1].v[1] 4 : line2.terminal_n.phase[3].v[1] - line2.terminal_p.phase[3].v[1] = line2.Z31[1] * line2.i1[1] + line2.Z32[1] * line2.i2[1] + line2.Z33[1] * line2.i3[1] - line2.Z33[2] * line2.i3[2] - line2.Z32[2] * line2.i2[2] - line2.Z31[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_n.phase[3].v[1] ; line2.terminal_p.phase[3].v[1] ; line2.terminal_p.phase[1].v[1] ; line2.terminal_n.phase[1].v[1] ] = [ -transformer.conv3.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.load3.v[1] ; line2.Z32[1] * line2.i2[1] + line2.Z31[1] * line2.i1[1] + line2.Z33[1] * line2.i3[1] - line2.Z31[2] * line2.i1[2] - line2.Z32[2] * line2.i2[2] - line2.Z33[2] * line2.i3[2] ] 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=408) (initialization_lambda0): time 0.02226/1.338, allocations: 10.89 MB / 0.8307 GB, free: 77.97 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 2.643e-05/1.338, allocations: 12 kB / 0.8307 GB, free: 77.96 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.7e-05/1.338, allocations: 20 kB / 0.8308 GB, free: 77.94 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01326/1.351, allocations: 4.486 MB / 0.8351 GB, free: 73.44 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003948/1.355, allocations: 0.9805 MB / 0.8361 GB, free: 72.46 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03069/1.386, allocations: 30.59 MB / 0.866 GB, free: 41.2 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003948/1.39, allocations: 0.5146 MB / 0.8665 GB, free: 40.68 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004443/1.391, allocations: 139.9 kB / 0.8666 GB, free: 40.55 MB / 0.5762 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[3].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.i1[2] - line2.i3[2] 0.0 = (-line2.i2[1]) - line2.i1[1] - line2.i3[1]. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 81 * 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 (275): * Single equations (assignments): 272 * 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%), (10,56,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(13,53)} Notification: Performance of prepare postOptimizeDAE: time 0.000872/1.391, allocations: 391.5 kB / 0.867 GB, free: 40.17 MB / 0.5762 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000527/1.392, allocations: 197.6 kB / 0.8672 GB, free: 39.97 MB / 0.5762 GB Warning: The linear system: 1 : 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] 2 : loadRL.load1.v[2] = line2.terminal_p.phase[1].v[2] - line2.terminal_p.phase[2].v[2] 3 : line2.terminal_n.phase[2].v[2] - line2.terminal_p.phase[2].v[2] = line2.Z21[1] * line2.i1[2] + line2.Z21[2] * line2.i1[1] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[1] * line2.i3[2] + line2.Z23[2] * line2.i3[1] 4 : transformer.conv1.terminal_p.v[2] = line2.terminal_n.phase[1].v[2] - line2.terminal_n.phase[2].v[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_n.phase[1].v[2] ; line2.terminal_n.phase[2].v[2] ; line2.terminal_p.phase[2].v[2] ; line2.terminal_p.phase[1].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.load1.v[2] ; line2.Z23[1] * line2.i3[2] + line2.Z21[2] * line2.i1[1] + line2.Z21[1] * line2.i1[2] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[2] * line2.i3[1] ; -transformer.conv1.terminal_p.v[2] ] might be structurally or numerically singular for variable line2.terminal_p.phase[1].v[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02324/1.415, allocations: 11.49 MB / 0.8784 GB, free: 28.37 MB / 0.5762 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.957e-05/1.415, allocations: 28 kB / 0.8784 GB, free: 28.34 MB / 0.5762 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.968e-05/1.415, allocations: 20 kB / 0.8784 GB, free: 28.32 MB / 0.5762 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.287e-05/1.415, allocations: 23.86 kB / 0.8784 GB, free: 28.3 MB / 0.5762 GB Warning: The linear system: 1 : line2.terminal_n.phase[2].v[2] - line2.terminal_p.phase[2].v[2] = line2.Z21[1] * line2.i1[2] + line2.Z21[2] * line2.i1[1] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[1] * line2.i3[2] + line2.Z23[2] * line2.i3[1] 2 : transformer.conv1.terminal_p.v[2] = line2.terminal_n.phase[1].v[2] - line2.terminal_n.phase[2].v[2] 3 : 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] 4 : loadRL.load1.v[2] = line2.terminal_p.phase[1].v[2] - line2.terminal_p.phase[2].v[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[2].v[2] ; line2.terminal_p.phase[1].v[2] ; line2.terminal_n.phase[1].v[2] ; line2.terminal_n.phase[2].v[2] ] = [ line2.Z23[1] * line2.i3[2] + line2.Z21[2] * line2.i1[1] + line2.Z21[1] * line2.i1[2] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[2] * line2.i3[1] ; -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.load1.v[2] ] might be structurally or numerically singular for variable line2.terminal_n.phase[2].v[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.02884/1.444, allocations: 17.26 MB / 0.8953 GB, free: 10.8 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.038e-05/1.444, allocations: 11.94 kB / 0.8953 GB, free: 10.79 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003052/1.447, allocations: 0.7532 MB / 0.8961 GB, free: 10.04 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0159/1.463, allocations: 5.332 MB / 0.9013 GB, free: 4.688 MB / 0.5762 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005383/1.464, allocations: 79.95 kB / 0.9013 GB, free: 4.609 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0411/1.505, allocations: 30.83 MB / 0.9314 GB, free: 5.297 MB / 0.6075 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.078e-05/1.505, allocations: 20 kB / 0.9315 GB, free: 5.277 MB / 0.6075 GB Warning: The linear system: 1 : line2.terminal_n.phase[2].v[2] - line2.terminal_p.phase[2].v[2] = line2.Z21[1] * line2.i1[2] + line2.Z21[2] * line2.i1[1] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[1] * line2.i3[2] + line2.Z23[2] * line2.i3[1] 2 : loadRL.load1.v[2] = line2.terminal_p.phase[1].v[2] - line2.terminal_p.phase[2].v[2] 3 : 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] 4 : transformer.conv1.terminal_p.v[2] = line2.terminal_n.phase[1].v[2] - line2.terminal_n.phase[2].v[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_n.phase[2].v[2] ; line2.terminal_n.phase[1].v[2] ; line2.terminal_p.phase[1].v[2] ; line2.terminal_p.phase[2].v[2] ] = [ line2.Z23[1] * line2.i3[2] + line2.Z21[2] * line2.i1[1] + line2.Z21[1] * line2.i1[2] + line2.Z22[1] * line2.i2[2] + line2.Z22[2] * line2.i2[1] + line2.Z23[2] * line2.i3[1] ; -loadRL.load1.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] ; -transformer.conv1.terminal_p.v[2] ] might be structurally or numerically singular for variable line2.terminal_p.phase[2].v[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.03244/1.537, allocations: 10.86 MB / 0.9421 GB, free: 10.12 MB / 0.6231 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001844/1.539, allocations: 0.7764 MB / 0.9428 GB, free: 9.328 MB / 0.6231 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005506/1.54, allocations: 60.69 kB / 0.9429 GB, free: 9.27 MB / 0.6231 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003462/1.543, allocations: 0.5031 MB / 0.9434 GB, free: 8.766 MB / 0.6231 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008655/1.544, allocations: 258.6 kB / 0.9436 GB, free: 8.512 MB / 0.6231 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002702/1.544, allocations: 99.95 kB / 0.9437 GB, free: 8.414 MB / 0.6231 GB Notification: Performance of sorting global known variables: time 0.001218/1.546, allocations: 0.9162 MB / 0.9446 GB, free: 7.492 MB / 0.6231 GB Notification: Performance of sort global known variables: time 2.11e-07/1.546, allocations: 0 / 0.9446 GB, free: 7.492 MB / 0.6231 GB Notification: Performance of remove unused functions: time 0.005828/1.552, allocations: 1.824 MB / 0.9464 GB, free: 5.668 MB / 0.6231 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 40 * 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 (173): * Single equations (assignments): 170 * 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%), (10,56,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,56)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0004982/1.552, allocations: 189.1 kB / 0.9466 GB, free: 5.48 MB / 0.6231 GB Notification: Performance of simCode: created initialization part: time 0.03476/1.587, allocations: 15.86 MB / 0.9621 GB, free: 5.527 MB / 0.6387 GB Notification: Performance of simCode: created event and clocks part: time 1.073e-05/1.587, allocations: 0 / 0.9621 GB, free: 5.527 MB / 0.6387 GB Notification: Performance of simCode: created simulation system equations: time 0.01097/1.598, allocations: 4.859 MB / 0.9668 GB, free: 0.625 MB / 0.6387 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002206/1.6, allocations: 303.6 kB / 0.9671 GB, free: 344 kB / 0.6387 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01507/1.615, allocations: 9.528 MB / 0.9764 GB, free: 6.68 MB / 0.6544 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002994/1.618, allocations: 2.694 MB / 0.979 GB, free: 3.949 MB / 0.6544 GB Notification: Performance of simCode: alias equations: time 0.004896/1.623, allocations: 1.664 MB / 0.9807 GB, free: 2.281 MB / 0.6544 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006328/1.624, allocations: 171.3 kB / 0.9808 GB, free: 2.113 MB / 0.6544 GB Notification: Performance of SimCode: time 1.774e-06/1.624, allocations: 0 / 0.9808 GB, free: 2.113 MB / 0.6544 GB Notification: Performance of Templates: time 0.3937/2.017, allocations: 84.82 MB / 1.064 GB, free: 209.4 MB / 0.6856 GB make -j1 -f Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.makefile (rm -f Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.pipe ; mkfifo Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.pipe ; head -c 1048576 < Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.pipe >> ../files/Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.sim & ./Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.pipe 2>&1)