Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.conf.json 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 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo", uses=false) Using package Buildings with version 11.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+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) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.008319/0.008319, allocations: 102.3 kB / 15.73 MB, free: 5.578 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001973/0.001973, allocations: 199 kB / 16.67 MB, free: 5.52 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.352/1.352, allocations: 222.9 MB / 240.4 MB, free: 15.17 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo): time 2.572/2.572, allocations: 461.9 MB / 0.7348 GB, free: 11.07 MB / 0.6075 GB Notification: Performance of FrontEnd - loaded program: time 0.001236/0.001237, allocations: 63.91 kB / 1.054 GB, free: 7.582 MB / 0.8262 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.8109/0.8121, allocations: 157.4 MB / 1.208 GB, free: 13.56 MB / 0.9356 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.02073/0.8329, allocations: 18.18 MB / 1.226 GB, free: 11.32 MB / 0.9512 GB Notification: Performance of NFInst.instExpressions: time 0.01104/0.844, allocations: 6.812 MB / 1.232 GB, free: 4.492 MB / 0.9512 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001483/0.8455, allocations: 59.88 kB / 1.232 GB, free: 4.434 MB / 0.9512 GB Notification: Performance of NFTyping.typeComponents: time 0.003676/0.8492, allocations: 1.461 MB / 1.234 GB, free: 2.969 MB / 0.9512 GB Notification: Performance of NFTyping.typeBindings: time 0.004048/0.8533, allocations: 1.424 MB / 1.235 GB, free: 1.539 MB / 0.9512 GB Notification: Performance of NFTyping.typeClassSections: time 0.003166/0.8564, allocations: 1.271 MB / 1.236 GB, free: 276 kB / 0.9512 GB Notification: Performance of NFFlatten.flatten: time 0.005608/0.8621, allocations: 5.433 MB / 1.242 GB, free: 10.82 MB / 0.9669 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009314/0.8714, allocations: 7.061 MB / 1.249 GB, free: 3.652 MB / 0.9669 GB Notification: Performance of NFEvalConstants.evaluate: time 0.006168/0.8776, allocations: 2.369 MB / 1.251 GB, free: 1.277 MB / 0.9669 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005938/0.8835, allocations: 2.953 MB / 1.254 GB, free: 14.32 MB / 0.9825 GB Notification: Performance of NFPackage.collectConstants: time 0.001928/0.8855, allocations: 0.5117 MB / 1.254 GB, free: 13.8 MB / 0.9825 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004014/0.8895, allocations: 1.264 MB / 1.255 GB, free: 12.54 MB / 0.9825 GB Notification: Performance of NFScalarize.scalarize: time 0.003606/0.8932, allocations: 2.242 MB / 1.258 GB, free: 10.29 MB / 0.9825 GB Notification: Performance of NFVerifyModel.verify: time 0.004842/0.898, allocations: 2.171 MB / 1.26 GB, free: 8.113 MB / 0.9825 GB Notification: Performance of NFConvertDAE.convert: time 0.009599/0.9076, allocations: 7.738 MB / 1.267 GB, free: 364 kB / 0.9825 GB Notification: Performance of FrontEnd - DAE generated: time 5.46e-06/0.9077, allocations: 4 kB / 1.267 GB, free: 360 kB / 0.9825 GB Notification: Performance of FrontEnd: time 1.994e-06/0.9077, allocations: 0 / 1.267 GB, free: 360 kB / 0.9825 GB Notification: Performance of Transformations before backend: time 0.0001816/0.9079, allocations: 0 / 1.267 GB, free: 360 kB / 0.9825 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.008708/0.9166, allocations: 3.788 MB / 1.271 GB, free: 12.5 MB / 0.9981 GB Notification: Performance of prepare preOptimizeDAE: time 4.308e-05/0.9166, allocations: 8.031 kB / 1.271 GB, free: 12.5 MB / 0.9981 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01322/0.9299, allocations: 2.407 MB / 1.273 GB, free: 10.08 MB / 0.9981 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004672/0.9346, allocations: 2.182 MB / 1.276 GB, free: 7.855 MB / 0.9981 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002138/0.9348, allocations: 263.4 kB / 1.276 GB, free: 7.598 MB / 0.9981 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.000873/0.9357, allocations: 355.8 kB / 1.276 GB, free: 7.25 MB / 0.9981 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01472/0.9504, allocations: 7.13 MB / 1.283 GB, free: 16 kB / 0.9981 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.492e-05/0.9505, allocations: 0 / 1.283 GB, free: 16 kB / 0.9981 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004497/0.951, allocations: 144 kB / 1.283 GB, free: 15.88 MB / 1.014 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004426/0.9514, allocations: 342 kB / 1.284 GB, free: 15.54 MB / 1.014 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01659/0.968, allocations: 7.031 MB / 1.29 GB, free: 8.496 MB / 1.014 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03668/1.005, allocations: 26.42 MB / 1.316 GB, free: 11.9 MB / 1.045 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008676/1.013, allocations: 4.987 MB / 1.321 GB, free: 6.617 MB / 1.045 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006165/1.02, allocations: 2.612 MB / 1.324 GB, free: 3.98 MB / 1.045 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003002/1.02, allocations: 131 kB / 1.324 GB, free: 3.836 MB / 1.045 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.849e-05/1.02, allocations: 68.48 kB / 1.324 GB, free: 3.758 MB / 1.045 GB Notification: Performance of pre-optimization done (n=208): time 4.248e-06/1.02, allocations: 0 / 1.324 GB, free: 3.758 MB / 1.045 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv2.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=271): time 0.1076/1.128, allocations: 30.9 MB / 1.354 GB, free: 4.766 MB / 1.076 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001572/1.128, allocations: 235.6 kB / 1.354 GB, free: 4.488 MB / 1.076 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002443/1.13, allocations: 1.435 MB / 1.356 GB, free: 3.043 MB / 1.076 GB Notification: Performance of collectPreVariables (initialization): time 0.0004779/1.131, allocations: 69.64 kB / 1.356 GB, free: 2.969 MB / 1.076 GB Notification: Performance of collectInitialEqns (initialization): time 0.001005/1.132, allocations: 1.489 MB / 1.357 GB, free: 1.457 MB / 1.076 GB Notification: Performance of collectInitialBindings (initialization): time 0.001165/1.133, allocations: 0.9203 MB / 1.358 GB, free: 0.5234 MB / 1.076 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001413/1.135, allocations: 0.6358 MB / 1.359 GB, free: 15.88 MB / 1.092 GB Notification: Performance of setup shared object (initialization): time 0.000104/1.135, allocations: 305.1 kB / 1.359 GB, free: 15.57 MB / 1.092 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006125/1.141, allocations: 2.694 MB / 1.362 GB, free: 12.87 MB / 1.092 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006813/1.148, allocations: 3.571 MB / 1.365 GB, free: 8.926 MB / 1.092 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01296/1.161, allocations: 6.395 MB / 1.371 GB, free: 2.133 MB / 1.092 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.548e-05/1.161, allocations: 8 kB / 1.371 GB, free: 2.125 MB / 1.092 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv2.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization): time 0.02891/1.19, allocations: 10.99 MB / 1.382 GB, free: 7.035 MB / 1.107 GB Notification: Performance of prepare postOptimizeDAE: time 4.704e-05/1.19, allocations: 19.98 kB / 1.382 GB, free: 7.016 MB / 1.107 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.005e-05/1.19, allocations: 28 kB / 1.382 GB, free: 6.988 MB / 1.107 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02034/1.21, allocations: 5.564 MB / 1.388 GB, free: 1.406 MB / 1.107 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004526/1.215, allocations: 0.9984 MB / 1.389 GB, free: 416 kB / 1.107 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04391/1.259, allocations: 28.18 MB / 1.416 GB, free: 3.762 MB / 1.139 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004612/1.263, allocations: 0.5731 MB / 1.417 GB, free: 3.188 MB / 1.139 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005643/1.264, allocations: 148.1 kB / 1.417 GB, free: 3.043 MB / 1.139 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008234/1.272, allocations: 3.991 MB / 1.421 GB, free: 15.05 MB / 1.154 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006767/1.279, allocations: 3.54 MB / 1.424 GB, free: 11.12 MB / 1.154 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08979/1.369, allocations: 24.64 MB / 1.448 GB, free: 1.977 MB / 1.17 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.498e-05/1.369, allocations: 4 kB / 1.448 GB, free: 1.973 MB / 1.17 GB Warning: The linear system: 1 : transformer.conv1.V2[2] = line2.v3_n[2] - line2.v1_n[2] 2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] 3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2] 4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v1_n[2] ; line2.v1_p[2] ; line2.v3_p[2] ; line2.v3_n[2] ] = [ -transformer.conv1.V2[2] ; line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ; -loadRL.load3.v[2] ; line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1] ] might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v2_p[1] ; line2.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ] = [ -loadRL.load1.v[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -transformer.conv2.V2[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.02752/1.396, allocations: 10.53 MB / 1.458 GB, free: 7.297 MB / 1.186 GB Notification: Performance of prepare postOptimizeDAE: time 4.091e-05/1.396, allocations: 19.98 kB / 1.458 GB, free: 7.277 MB / 1.186 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.07e-05/1.396, allocations: 28 kB / 1.458 GB, free: 7.25 MB / 1.186 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01517/1.411, allocations: 4.322 MB / 1.463 GB, free: 2.91 MB / 1.186 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004762/1.416, allocations: 1.041 MB / 1.464 GB, free: 1.867 MB / 1.186 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03662/1.453, allocations: 27.14 MB / 1.49 GB, free: 5.984 MB / 1.217 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004561/1.458, allocations: 0.5536 MB / 1.491 GB, free: 5.43 MB / 1.217 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006381/1.458, allocations: 151.9 kB / 1.491 GB, free: 5.281 MB / 1.217 GB Warning: Assuming fixed start value for the following 2 variables: node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system: 0.0 = (-line2.i1[2]) - line2.i3[2] - line2.i2[2] 0.0 = (-line2.i1[1]) - line2.i3[1] - line2.i2[1]. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 119 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (301): * Single equations (assignments): 298 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,3,100.0%), (10,44,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of prepare postOptimizeDAE: time 0.001292/1.46, allocations: 391.3 kB / 1.491 GB, free: 4.891 MB / 1.217 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000832/1.46, allocations: 197.7 kB / 1.491 GB, free: 4.695 MB / 1.217 GB Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_p[1] ; line2.v2_p[1] ; line2.v2_n[1] ; line2.v1_n[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -transformer.conv2.V2[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -loadRL.load1.v[1] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02693/1.487, allocations: 10.18 MB / 1.501 GB, free: 10.45 MB / 1.232 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.901e-05/1.487, allocations: 28 kB / 1.501 GB, free: 10.42 MB / 1.232 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.484e-05/1.487, allocations: 12 kB / 1.501 GB, free: 10.41 MB / 1.232 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.578e-05/1.487, allocations: 11.95 kB / 1.501 GB, free: 10.39 MB / 1.232 GB Warning: The linear system: 1 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 3 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ; line2.v2_p[1] ] = [ line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -transformer.conv2.V2[1] ] might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.03728/1.525, allocations: 16.31 MB / 1.517 GB, free: 9.832 MB / 1.248 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.638e-05/1.525, allocations: 8 kB / 1.517 GB, free: 9.824 MB / 1.248 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003677/1.529, allocations: 0.7338 MB / 1.518 GB, free: 9.09 MB / 1.248 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01833/1.547, allocations: 5.177 MB / 1.523 GB, free: 3.898 MB / 1.248 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005926/1.548, allocations: 71.95 kB / 1.523 GB, free: 3.828 MB / 1.248 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04082/1.588, allocations: 27.21 MB / 1.55 GB, free: 8.109 MB / 1.279 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.953e-05/1.588, allocations: 16.03 kB / 1.55 GB, free: 8.094 MB / 1.279 GB Warning: The linear system: 1 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[1] ] = [ line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv2.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ] might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.7389/2.327, allocations: 10.12 MB / 1.56 GB, free: 324.2 MB / 1.279 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002223/2.33, allocations: 0.7216 MB / 1.56 GB, free: 324.1 MB / 1.279 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005326/2.33, allocations: 54.3 kB / 1.56 GB, free: 324.1 MB / 1.279 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00398/2.334, allocations: 0.5082 MB / 1.561 GB, free: 324.1 MB / 1.279 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001003/2.335, allocations: 223.7 kB / 1.561 GB, free: 324.1 MB / 1.279 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002828/2.335, allocations: 91.38 kB / 1.561 GB, free: 324.1 MB / 1.279 GB Notification: Performance of sorting global known variables: time 0.001617/2.337, allocations: 0.9742 MB / 1.562 GB, free: 324 MB / 1.279 GB Notification: Performance of sort global known variables: time 7.12e-07/2.337, allocations: 3.875 kB / 1.562 GB, free: 324 MB / 1.279 GB Notification: Performance of remove unused functions: time 0.006612/2.344, allocations: 1.843 MB / 1.564 GB, free: 324 MB / 1.279 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 34 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (165): * Single equations (assignments): 162 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(10,44,70.0%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0004981/2.344, allocations: 181.2 kB / 1.564 GB, free: 323.9 MB / 1.279 GB Notification: Performance of simCode: created initialization part: time 0.02736/2.372, allocations: 12.46 MB / 1.576 GB, free: 322.2 MB / 1.279 GB Notification: Performance of simCode: created event and clocks part: time 1.643e-05/2.372, allocations: 0 / 1.576 GB, free: 322.2 MB / 1.279 GB Notification: Performance of simCode: created simulation system equations: time 0.009559/2.381, allocations: 4.385 MB / 1.581 GB, free: 320.7 MB / 1.279 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002222/2.383, allocations: 278.5 kB / 1.581 GB, free: 320.5 MB / 1.279 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02158/2.405, allocations: 9.431 MB / 1.59 GB, free: 317.3 MB / 1.279 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002913/2.408, allocations: 2.835 MB / 1.593 GB, free: 316.2 MB / 1.279 GB Notification: Performance of simCode: alias equations: time 0.004065/2.412, allocations: 1.653 MB / 1.595 GB, free: 316.1 MB / 1.279 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006221/2.413, allocations: 170.5 kB / 1.595 GB, free: 316.1 MB / 1.279 GB Notification: Performance of SimCode: time 1.252e-06/2.413, allocations: 0 / 1.595 GB, free: 316.1 MB / 1.279 GB Notification: Performance of Templates: time 0.08911/2.502, allocations: 78.79 MB / 1.672 GB, free: 240 MB / 1.279 GB make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.makefile (rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)