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 0.2139/0.2171, allocations: 80.84 MB / 0.6707 GB, free: 1.941 MB / 0.4981 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.01956/0.2367, allocations: 16.2 MB / 0.6866 GB, free: 1.68 MB / 0.5137 GB Notification: Performance of NFInst.instExpressions: time 0.01179/0.2486, allocations: 6.594 MB / 0.693 GB, free: 11.07 MB / 0.5294 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002422/0.2511, allocations: 51.88 kB / 0.693 GB, free: 11.02 MB / 0.5294 GB Notification: Performance of NFTyping.typeComponents: time 0.002963/0.2541, allocations: 1.127 MB / 0.6942 GB, free: 9.883 MB / 0.5294 GB Notification: Performance of NFTyping.typeBindings: time 0.003868/0.258, allocations: 1.331 MB / 0.6955 GB, free: 8.547 MB / 0.5294 GB Notification: Performance of NFTyping.typeClassSections: time 0.003511/0.2615, allocations: 1.246 MB / 0.6967 GB, free: 7.301 MB / 0.5294 GB Notification: Performance of NFFlatten.flatten: time 0.006626/0.2682, allocations: 4.907 MB / 0.7015 GB, free: 2.383 MB / 0.5294 GB Notification: Performance of NFFlatten.resolveConnections: time 0.007294/0.2755, allocations: 5.631 MB / 0.707 GB, free: 12.68 MB / 0.545 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003932/0.2794, allocations: 2.061 MB / 0.709 GB, free: 10.61 MB / 0.545 GB Notification: Performance of NFSimplifyModel.simplify: time 0.00547/0.2849, allocations: 2.661 MB / 0.7116 GB, free: 7.945 MB / 0.545 GB Notification: Performance of NFPackage.collectConstants: time 0.001935/0.2869, allocations: 440 kB / 0.712 GB, free: 7.516 MB / 0.545 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004028/0.2909, allocations: 1.19 MB / 0.7132 GB, free: 6.324 MB / 0.545 GB Notification: Performance of NFScalarize.scalarize: time 0.003861/0.2948, allocations: 1.949 MB / 0.7151 GB, free: 4.371 MB / 0.545 GB Notification: Performance of NFVerifyModel.verify: time 0.005355/0.3002, allocations: 1.883 MB / 0.7169 GB, free: 2.48 MB / 0.545 GB Notification: Performance of NFConvertDAE.convert: time 0.008101/0.3083, allocations: 6.673 MB / 0.7234 GB, free: 11.79 MB / 0.5606 GB Notification: Performance of FrontEnd - DAE generated: time 8.335e-06/0.3083, allocations: 4 kB / 0.7234 GB, free: 11.79 MB / 0.5606 GB Notification: Performance of FrontEnd: time 2.795e-06/0.3084, allocations: 0 / 0.7234 GB, free: 11.79 MB / 0.5606 GB Notification: Performance of Transformations before backend: time 0.0001624/0.3085, allocations: 0 / 0.7234 GB, free: 11.79 MB / 0.5606 GB 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 0.008645/0.3172, allocations: 3.465 MB / 0.7268 GB, free: 8.258 MB / 0.5606 GB Notification: Performance of prepare preOptimizeDAE: time 5.506e-05/0.3172, allocations: 8.031 kB / 0.7268 GB, free: 8.25 MB / 0.5606 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01266/0.3299, allocations: 2.294 MB / 0.729 GB, free: 5.949 MB / 0.5606 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006255/0.3362, allocations: 2.006 MB / 0.731 GB, free: 3.895 MB / 0.5606 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002223/0.3365, allocations: 234.2 kB / 0.7312 GB, free: 3.664 MB / 0.5606 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009174/0.3374, allocations: 307.9 kB / 0.7315 GB, free: 3.363 MB / 0.5606 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01415/0.3515, allocations: 6.418 MB / 0.7378 GB, free: 12.83 MB / 0.5762 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.476e-05/0.3517, allocations: 4 kB / 0.7378 GB, free: 12.83 MB / 0.5762 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004176/0.3521, allocations: 124 kB / 0.7379 GB, free: 12.71 MB / 0.5762 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004978/0.3526, allocations: 325.3 kB / 0.7382 GB, free: 12.39 MB / 0.5762 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01573/0.3683, allocations: 6.574 MB / 0.7446 GB, free: 5.797 MB / 0.5762 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.4478/0.8162, allocations: 18.84 MB / 0.763 GB, free: 61.05 MB / 0.5762 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009191/0.8254, allocations: 5.593 MB / 0.7685 GB, free: 57.86 MB / 0.5762 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006843/0.8323, allocations: 3.074 MB / 0.7715 GB, free: 56.98 MB / 0.5762 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002783/0.8326, allocations: 138.5 kB / 0.7716 GB, free: 56.88 MB / 0.5762 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.751e-05/0.8326, allocations: 65.59 kB / 0.7717 GB, free: 56.82 MB / 0.5762 GB Notification: Performance of pre-optimization done (n=230): time 4.198e-06/0.8326, allocations: 0 / 0.7717 GB, free: 56.82 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 matching and sorting (n=307): time 0.08879/0.9214, allocations: 29.76 MB / 0.8008 GB, free: 40.33 MB / 0.5762 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.278e-05/0.9215, allocations: 239.9 kB / 0.801 GB, free: 40.05 MB / 0.5762 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001373/0.9229, allocations: 1.275 MB / 0.8022 GB, free: 38.76 MB / 0.5762 GB Notification: Performance of collectPreVariables (initialization): time 0.0004672/0.9234, allocations: 73.7 kB / 0.8023 GB, free: 38.68 MB / 0.5762 GB Notification: Performance of collectInitialEqns (initialization): time 0.0004332/0.9238, allocations: 1.238 MB / 0.8035 GB, free: 37.43 MB / 0.5762 GB Notification: Performance of collectInitialBindings (initialization): time 0.0007012/0.9245, allocations: 1.034 MB / 0.8045 GB, free: 36.4 MB / 0.5762 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0009328/0.9255, allocations: 0.6046 MB / 0.8051 GB, free: 35.79 MB / 0.5762 GB Notification: Performance of setup shared object (initialization): time 4.019e-05/0.9255, allocations: 301.1 kB / 0.8054 GB, free: 35.49 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005212/0.9307, allocations: 2.833 MB / 0.8082 GB, free: 32.65 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005392/0.9361, allocations: 3.505 MB / 0.8116 GB, free: 28.89 MB / 0.5762 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01071/0.9469, allocations: 6.53 MB / 0.818 GB, free: 22.08 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.739e-05/0.9469, allocations: 7.938 kB / 0.818 GB, free: 22.07 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 0.02482/0.9717, allocations: 11.34 MB / 0.829 GB, free: 10.64 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 2.849e-05/0.9718, allocations: 12 kB / 0.8291 GB, free: 10.62 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.695e-05/0.9718, allocations: 19.98 kB / 0.8291 GB, free: 10.61 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01819/0.99, allocations: 5.751 MB / 0.8347 GB, free: 4.84 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00406/0.9941, allocations: 0.9321 MB / 0.8356 GB, free: 3.906 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04676/1.041, allocations: 31.85 MB / 0.8667 GB, free: 3.602 MB / 0.6075 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004234/1.045, allocations: 0.5226 MB / 0.8672 GB, free: 3.078 MB / 0.6075 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004007/1.046, allocations: 136 kB / 0.8674 GB, free: 2.945 MB / 0.6075 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007688/1.053, allocations: 3.976 MB / 0.8712 GB, free: 14.96 MB / 0.6231 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006302/1.06, allocations: 3.458 MB / 0.8746 GB, free: 11.24 MB / 0.6231 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09365/1.153, allocations: 25.89 MB / 0.8999 GB, free: 0.9688 MB / 0.6387 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.837e-05/1.153, allocations: 4 kB / 0.8999 GB, free: 0.9648 MB / 0.6387 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 0.02665/1.18, allocations: 10.9 MB / 0.9105 GB, free: 5.926 MB / 0.6544 GB Notification: Performance of prepare postOptimizeDAE: time 3.023e-05/1.18, allocations: 15.94 kB / 0.9106 GB, free: 5.91 MB / 0.6544 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.103e-05/1.18, allocations: 20 kB / 0.9106 GB, free: 5.891 MB / 0.6544 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01568/1.196, allocations: 4.457 MB / 0.9149 GB, free: 1.418 MB / 0.6544 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004709/1.2, allocations: 0.9828 MB / 0.9159 GB, free: 440 kB / 0.6544 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03902/1.239, allocations: 30.58 MB / 0.9458 GB, free: 1.184 MB / 0.6856 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005255/1.245, allocations: 0.4993 MB / 0.9462 GB, free: 0.6836 MB / 0.6856 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005774/1.245, allocations: 139.9 kB / 0.9464 GB, free: 0.5469 MB / 0.6856 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.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: 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 0.001154/1.247, allocations: 383.5 kB / 0.9467 GB, free: 168 kB / 0.6856 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007618/1.247, allocations: 197.6 kB / 0.9469 GB, free: 15.96 MB / 0.7012 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 0.02851/1.276, allocations: 11.51 MB / 0.9582 GB, free: 4.328 MB / 0.7012 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.931e-05/1.276, allocations: 28 kB / 0.9582 GB, free: 4.301 MB / 0.7012 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.478e-05/1.276, allocations: 16 kB / 0.9582 GB, free: 4.285 MB / 0.7012 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.585e-05/1.276, allocations: 11.95 kB / 0.9582 GB, free: 4.273 MB / 0.7012 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 0.03806/1.314, allocations: 17.24 MB / 0.9751 GB, free: 2.805 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.995e-05/1.314, allocations: 8 kB / 0.9751 GB, free: 2.797 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00354/1.318, allocations: 0.7493 MB / 0.9758 GB, free: 2.047 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0189/1.337, allocations: 5.312 MB / 0.981 GB, free: 12.72 MB / 0.7325 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006434/1.337, allocations: 83.95 kB / 0.9811 GB, free: 12.64 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04367/1.381, allocations: 30.79 MB / 1.011 GB, free: 13.35 MB / 0.7637 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.547e-05/1.381, allocations: 19.92 kB / 1.011 GB, free: 13.33 MB / 0.7637 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 0.02789/1.409, allocations: 10.85 MB / 1.022 GB, free: 2.188 MB / 0.7637 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002387/1.411, allocations: 0.7834 MB / 1.023 GB, free: 1.383 MB / 0.7637 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004132/1.412, allocations: 60 kB / 1.023 GB, free: 1.324 MB / 0.7637 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003468/1.415, allocations: 0.5031 MB / 1.023 GB, free: 0.8203 MB / 0.7637 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008331/1.416, allocations: 258.6 kB / 1.023 GB, free: 0.5625 MB / 0.7637 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002448/1.416, allocations: 104 kB / 1.023 GB, free: 472 kB / 0.7637 GB Notification: Performance of sorting global known variables: time 0.001179/1.418, allocations: 0.9162 MB / 1.024 GB, free: 15.54 MB / 0.7794 GB Notification: Performance of sort global known variables: time 1.51e-07/1.418, allocations: 0 / 1.024 GB, free: 15.54 MB / 0.7794 GB Notification: Performance of remove unused functions: time 0.005781/1.423, allocations: 1.827 MB / 1.026 GB, free: 13.71 MB / 0.7794 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 0.0004201/1.424, allocations: 190.8 kB / 1.026 GB, free: 13.52 MB / 0.7794 GB Notification: Performance of simCode: created initialization part: time 0.03024/1.454, allocations: 13.38 MB / 1.039 GB, free: 28 kB / 0.7794 GB Notification: Performance of simCode: created event and clocks part: time 1.67e-05/1.454, allocations: 0 / 1.039 GB, free: 28 kB / 0.7794 GB Notification: Performance of simCode: created simulation system equations: time 0.01161/1.466, allocations: 4.874 MB / 1.044 GB, free: 11.11 MB / 0.795 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002348/1.468, allocations: 298.3 kB / 1.044 GB, free: 10.82 MB / 0.795 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01593/1.484, allocations: 8.042 MB / 1.052 GB, free: 2.637 MB / 0.795 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.388/1.872, allocations: 2.699 MB / 1.055 GB, free: 267 MB / 0.795 GB Notification: Performance of simCode: alias equations: time 0.005371/1.877, allocations: 1.658 MB / 1.056 GB, free: 266.9 MB / 0.795 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007401/1.878, allocations: 168.2 kB / 1.057 GB, free: 266.9 MB / 0.795 GB Notification: Performance of SimCode: time 8.71e-07/1.878, allocations: 0 / 1.057 GB, free: 266.9 MB / 0.795 GB Notification: Performance of Templates: time 0.1185/1.997, allocations: 87.58 MB / 1.142 GB, free: 213 MB / 0.795 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)