Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_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 9.1.3-maint.9.1.x/package.mo", uses=false) Using package Buildings with version 9.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/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_9_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_9_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 0.001786/0.001787, allocations: 108 kB / 15.6 MB, free: 132 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.003467/0.003467, allocations: 195.5 kB / 16.53 MB, free: 6.391 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.463/1.463, allocations: 222.9 MB / 240.2 MB, free: 4.387 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo): time 2.618/2.618, allocations: 390.2 MB / 0.6646 GB, free: 444 kB / 0.5137 GB Notification: Performance of FrontEnd - loaded program: time 0.0014/0.0014, allocations: 59.91 kB / 0.8125 GB, free: 14.43 MB / 0.67 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.8266/0.828, allocations: 140.4 MB / 0.9496 GB, free: 9.191 MB / 0.7169 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.02168/0.8498, allocations: 18.18 MB / 0.9674 GB, free: 11.34 MB / 0.7325 GB Notification: Performance of NFInst.instExpressions: time 0.01398/0.8638, allocations: 6.803 MB / 0.974 GB, free: 5.977 MB / 0.7325 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002689/0.8666, allocations: 55.19 kB / 0.9741 GB, free: 5.969 MB / 0.7325 GB Notification: Performance of NFTyping.typeComponents: time 0.004484/0.8711, allocations: 1.465 MB / 0.9755 GB, free: 4.82 MB / 0.7325 GB Notification: Performance of NFTyping.typeBindings: time 0.004743/0.8759, allocations: 1.425 MB / 0.9769 GB, free: 3.684 MB / 0.7325 GB Notification: Performance of NFTyping.typeClassSections: time 0.004282/0.8802, allocations: 1.26 MB / 0.9781 GB, free: 2.691 MB / 0.7325 GB Notification: Performance of NFFlatten.flatten: time 0.008524/0.8887, allocations: 5.447 MB / 0.9834 GB, free: 15.16 MB / 0.7481 GB Notification: Performance of NFFlatten.resolveConnections: time 0.009628/0.8984, allocations: 7.191 MB / 0.9905 GB, free: 7.863 MB / 0.7481 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004938/0.9034, allocations: 2.341 MB / 0.9927 GB, free: 5.516 MB / 0.7481 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005812/0.9092, allocations: 2.953 MB / 0.9956 GB, free: 2.555 MB / 0.7481 GB Notification: Performance of NFPackage.collectConstants: time 0.00186/0.9111, allocations: 0.5117 MB / 0.9961 GB, free: 2.043 MB / 0.7481 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003782/0.9149, allocations: 1.268 MB / 0.9974 GB, free: 0.7734 MB / 0.7481 GB Notification: Performance of NFScalarize.scalarize: time 0.003974/0.9189, allocations: 2.238 MB / 0.9996 GB, free: 14.53 MB / 0.7637 GB Notification: Performance of NFVerifyModel.verify: time 0.00461/0.9235, allocations: 2.163 MB / 1.002 GB, free: 12.36 MB / 0.7637 GB Notification: Performance of NFConvertDAE.convert: time 0.01103/0.9346, allocations: 7.694 MB / 1.009 GB, free: 4.645 MB / 0.7637 GB Notification: Performance of FrontEnd - DAE generated: time 7.524e-06/0.9346, allocations: 0 / 1.009 GB, free: 4.645 MB / 0.7637 GB Notification: Performance of FrontEnd: time 2.545e-06/0.9346, allocations: 0 / 1.009 GB, free: 4.645 MB / 0.7637 GB Notification: Performance of Transformations before backend: time 0.0002558/0.9349, allocations: 0 / 1.009 GB, free: 4.645 MB / 0.7637 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 0.01186/0.9468, allocations: 3.799 MB / 1.013 GB, free: 0.7852 MB / 0.7637 GB Notification: Performance of prepare preOptimizeDAE: time 4.28e-05/0.9468, allocations: 8.031 kB / 1.013 GB, free: 0.7773 MB / 0.7637 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01378/0.9606, allocations: 2.407 MB / 1.015 GB, free: 14.36 MB / 0.7794 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005404/0.9661, allocations: 2.155 MB / 1.017 GB, free: 12.16 MB / 0.7794 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002815/0.9664, allocations: 271.4 kB / 1.018 GB, free: 11.9 MB / 0.7794 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001759/0.9682, allocations: 343.9 kB / 1.018 GB, free: 11.56 MB / 0.7794 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01759/0.9858, allocations: 7.126 MB / 1.025 GB, free: 4.336 MB / 0.7794 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.08e-05/0.9859, allocations: 7.922 kB / 1.025 GB, free: 4.328 MB / 0.7794 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004699/0.9864, allocations: 155.9 kB / 1.025 GB, free: 4.176 MB / 0.7794 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004878/0.9869, allocations: 330 kB / 1.025 GB, free: 3.852 MB / 0.7794 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01765/1.005, allocations: 7.032 MB / 1.032 GB, free: 12.8 MB / 0.795 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03773/1.042, allocations: 26.61 MB / 1.058 GB, free: 20 kB / 0.8106 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01054/1.053, allocations: 4.989 MB / 1.063 GB, free: 10.72 MB / 0.8262 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006408/1.059, allocations: 2.608 MB / 1.066 GB, free: 8.102 MB / 0.8262 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002956/1.06, allocations: 131 kB / 1.066 GB, free: 7.957 MB / 0.8262 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.07e-05/1.06, allocations: 64.5 kB / 1.066 GB, free: 7.883 MB / 0.8262 GB Notification: Performance of pre-optimization done (n=208): time 4.077e-06/1.06, allocations: 0 / 1.066 GB, free: 7.883 MB / 0.8262 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 0.1084/1.168, allocations: 30.89 MB / 1.096 GB, free: 8.906 MB / 0.8575 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.00024/1.168, allocations: 239.6 kB / 1.096 GB, free: 8.625 MB / 0.8575 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002366/1.171, allocations: 1.423 MB / 1.098 GB, free: 7.191 MB / 0.8575 GB Notification: Performance of collectPreVariables (initialization): time 0.0006291/1.171, allocations: 73.7 kB / 1.098 GB, free: 7.113 MB / 0.8575 GB Notification: Performance of collectInitialEqns (initialization): time 0.001115/1.173, allocations: 1.482 MB / 1.099 GB, free: 5.609 MB / 0.8575 GB Notification: Performance of collectInitialBindings (initialization): time 0.001468/1.174, allocations: 0.9204 MB / 1.1 GB, free: 4.676 MB / 0.8575 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.00125/1.175, allocations: 0.6318 MB / 1.101 GB, free: 4.035 MB / 0.8575 GB Notification: Performance of setup shared object (initialization): time 0.0001278/1.175, allocations: 301.1 kB / 1.101 GB, free: 3.738 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.00641/1.182, allocations: 2.698 MB / 1.104 GB, free: 1.023 MB / 0.8575 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007032/1.189, allocations: 3.567 MB / 1.107 GB, free: 13.08 MB / 0.8731 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01376/1.203, allocations: 6.41 MB / 1.113 GB, free: 6.27 MB / 0.8731 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.707e-05/1.203, allocations: 8 kB / 1.113 GB, free: 6.262 MB / 0.8731 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 0.02964/1.232, allocations: 10.98 MB / 1.124 GB, free: 11.17 MB / 0.8887 GB Notification: Performance of prepare postOptimizeDAE: time 5.579e-05/1.232, allocations: 20.06 kB / 1.124 GB, free: 11.15 MB / 0.8887 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.17e-05/1.233, allocations: 31.94 kB / 1.124 GB, free: 11.12 MB / 0.8887 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01996/1.253, allocations: 5.575 MB / 1.13 GB, free: 5.527 MB / 0.8887 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00454/1.257, allocations: 0.9906 MB / 1.131 GB, free: 4.535 MB / 0.8887 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04478/1.302, allocations: 28.2 MB / 1.158 GB, free: 7.875 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00497/1.307, allocations: 0.5692 MB / 1.159 GB, free: 7.305 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005664/1.308, allocations: 155.9 kB / 1.159 GB, free: 7.152 MB / 0.92 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008863/1.316, allocations: 3.984 MB / 1.163 GB, free: 3.16 MB / 0.92 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006826/1.323, allocations: 3.532 MB / 1.166 GB, free: 15.25 MB / 0.9356 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09076/1.414, allocations: 24.67 MB / 1.19 GB, free: 6.07 MB / 0.9512 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.486e-05/1.414, allocations: 8 kB / 1.19 GB, free: 6.062 MB / 0.9512 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 0.02828/1.442, allocations: 10.54 MB / 1.2 GB, free: 11.38 MB / 0.9669 GB Notification: Performance of prepare postOptimizeDAE: time 3.766e-05/1.442, allocations: 16 kB / 1.2 GB, free: 11.36 MB / 0.9669 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.359e-05/1.443, allocations: 28 kB / 1.201 GB, free: 11.33 MB / 0.9669 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01603/1.459, allocations: 4.337 MB / 1.205 GB, free: 6.977 MB / 0.9669 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005199/1.464, allocations: 1.045 MB / 1.206 GB, free: 5.93 MB / 0.9669 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03887/1.503, allocations: 27.14 MB / 1.232 GB, free: 10.05 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004509/1.507, allocations: 0.5614 MB / 1.233 GB, free: 9.492 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004693/1.508, allocations: 152 kB / 1.233 GB, free: 9.344 MB / 0.9981 GB Warning: Assuming fixed start value for the following 2 variables: node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = "V" fixed = true ) "Voltage vector" type: Real [3,2] Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system: 0.0 = (-line2.i1[2]) - line2.i2[2] - line2.i3[2] 0.0 = (-line2.i1[1]) - line2.i2[1] - line2.i3[1]. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 119 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (301): * Single equations (assignments): 298 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,3,100.0%), (10,44,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of prepare postOptimizeDAE: time 0.001052/1.509, allocations: 387.9 kB / 1.233 GB, free: 8.957 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006271/1.509, allocations: 205.7 kB / 1.234 GB, free: 8.754 MB / 0.9981 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 0.02657/1.536, allocations: 10.16 MB / 1.243 GB, free: 14.52 MB / 1.014 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.352e-05/1.536, allocations: 28 kB / 1.243 GB, free: 14.49 MB / 1.014 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.26e-05/1.536, allocations: 12.38 kB / 1.244 GB, free: 14.48 MB / 1.014 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.214e-05/1.536, allocations: 15.95 kB / 1.244 GB, free: 14.46 MB / 1.014 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 0.6217/2.158, allocations: 16.33 MB / 1.259 GB, free: 275.8 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.677e-05/2.158, allocations: 14.03 kB / 1.259 GB, free: 275.8 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.004628/2.163, allocations: 0.7348 MB / 1.26 GB, free: 275.8 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02074/2.183, allocations: 5.205 MB / 1.265 GB, free: 275.8 MB / 1.014 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0008431/2.184, allocations: 71.23 kB / 1.265 GB, free: 275.8 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04034/2.225, allocations: 27.24 MB / 1.292 GB, free: 263.8 MB / 1.014 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.945e-05/2.225, allocations: 8.938 kB / 1.292 GB, free: 263.8 MB / 1.014 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 0.02407/2.249, allocations: 10.13 MB / 1.302 GB, free: 258.9 MB / 1.014 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001762/2.251, allocations: 0.7199 MB / 1.303 GB, free: 258.5 MB / 1.014 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008096/2.251, allocations: 59.05 kB / 1.303 GB, free: 258.4 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003631/2.255, allocations: 0.5108 MB / 1.303 GB, free: 258.2 MB / 1.014 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008078/2.256, allocations: 222.4 kB / 1.303 GB, free: 258.1 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002084/2.256, allocations: 93.67 kB / 1.303 GB, free: 258 MB / 1.014 GB Notification: Performance of sorting global known variables: time 0.00119/2.257, allocations: 0.9676 MB / 1.304 GB, free: 257.5 MB / 1.014 GB Notification: Performance of sort global known variables: time 2.8e-07/2.257, allocations: 3.906 kB / 1.304 GB, free: 257.5 MB / 1.014 GB Notification: Performance of remove unused functions: time 0.005346/2.263, allocations: 1.843 MB / 1.306 GB, free: 257.3 MB / 1.014 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 0.0003728/2.263, allocations: 190.9 kB / 1.306 GB, free: 257.2 MB / 1.014 GB Notification: Performance of simCode: created initialization part: time 0.02747/2.291, allocations: 14.39 MB / 1.32 GB, free: 246.3 MB / 1.014 GB Notification: Performance of simCode: created event and clocks part: time 1.232e-05/2.291, allocations: 4 kB / 1.32 GB, free: 246.2 MB / 1.014 GB Notification: Performance of simCode: created simulation system equations: time 0.009192/2.3, allocations: 4.399 MB / 1.325 GB, free: 241.8 MB / 1.014 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002248/2.302, allocations: 258.2 kB / 1.325 GB, free: 241.6 MB / 1.014 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02077/2.323, allocations: 9.503 MB / 1.334 GB, free: 232 MB / 1.014 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002665/2.326, allocations: 2.836 MB / 1.337 GB, free: 229.1 MB / 1.014 GB Notification: Performance of simCode: alias equations: time 0.004856/2.33, allocations: 1.653 MB / 1.339 GB, free: 227.5 MB / 1.014 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006086/2.331, allocations: 179.3 kB / 1.339 GB, free: 227.3 MB / 1.014 GB Notification: Performance of SimCode: time 1.412e-06/2.331, allocations: 0 / 1.339 GB, free: 227.3 MB / 1.014 GB Notification: Performance of Templates: time 0.0955/2.427, allocations: 77.62 MB / 1.415 GB, free: 149.9 MB / 1.014 GB make -j1 -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.makefile (rm -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & ./Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)