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: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="Buildings_9_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="Buildings_9_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.005934/0.005934, allocations: 102.3 kB / 15.73 MB, free: 5.582 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001525/0.001525, allocations: 191.2 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 1.379/1.379, allocations: 222.9 MB / 240.4 MB, free: 15.18 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo): time 2.329/2.329, allocations: 390.3 MB / 0.6648 GB, free: 0.6328 MB / 0.5294 GB Notification: Performance of FrontEnd - loaded program: time 0.001893/0.001893, allocations: 63.91 kB / 0.9505 GB, free: 8.051 MB / 0.7325 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.8748/0.8767, allocations: 140.4 MB / 1.088 GB, free: 5.273 MB / 0.8575 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.023/0.8997, allocations: 18.18 MB / 1.105 GB, free: 9.176 MB / 0.8731 GB Notification: Performance of NFInst.instExpressions: time 0.01259/0.9124, allocations: 6.802 MB / 1.112 GB, free: 4.543 MB / 0.8731 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002121/0.9145, allocations: 59.56 kB / 1.112 GB, free: 4.531 MB / 0.8731 GB Notification: Performance of NFTyping.typeComponents: time 0.003846/0.9184, allocations: 1.46 MB / 1.113 GB, free: 3.664 MB / 0.8731 GB Notification: Performance of NFTyping.typeBindings: time 0.003985/0.9224, allocations: 1.448 MB / 1.115 GB, free: 2.852 MB / 0.8731 GB Notification: Performance of NFTyping.typeClassSections: time 0.003573/0.926, allocations: 1.261 MB / 1.116 GB, free: 2.172 MB / 0.8731 GB Notification: Performance of NFFlatten.flatten: time 0.007312/0.9333, allocations: 5.441 MB / 1.121 GB, free: 15.88 MB / 0.8887 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01099/0.9443, allocations: 7.092 MB / 1.128 GB, free: 13.08 MB / 0.8887 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004491/0.9488, allocations: 2.368 MB / 1.131 GB, free: 12.01 MB / 0.8887 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005732/0.9546, allocations: 2.945 MB / 1.134 GB, free: 10.79 MB / 0.8887 GB Notification: Performance of NFPackage.collectConstants: time 0.001931/0.9565, allocations: 0.5116 MB / 1.134 GB, free: 10.79 MB / 0.8887 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004021/0.9605, allocations: 1.264 MB / 1.135 GB, free: 10.51 MB / 0.8887 GB Notification: Performance of NFScalarize.scalarize: time 0.004369/0.9649, allocations: 2.242 MB / 1.137 GB, free: 9.652 MB / 0.8887 GB Notification: Performance of NFVerifyModel.verify: time 0.005508/0.9705, allocations: 2.173 MB / 1.14 GB, free: 8.246 MB / 0.8887 GB Notification: Performance of NFConvertDAE.convert: time 0.01221/0.9827, allocations: 7.733 MB / 1.147 GB, free: 5.395 MB / 0.8887 GB Notification: Performance of FrontEnd - DAE generated: time 7.274e-06/0.9827, allocations: 0 / 1.147 GB, free: 5.395 MB / 0.8887 GB Notification: Performance of FrontEnd: time 2.355e-06/0.9827, allocations: 0 / 1.147 GB, free: 5.395 MB / 0.8887 GB Notification: Performance of Transformations before backend: time 0.0002644/0.983, allocations: 0 / 1.147 GB, free: 5.395 MB / 0.8887 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 0.01175/0.9948, allocations: 3.789 MB / 1.151 GB, free: 2.855 MB / 0.8887 GB Notification: Performance of prepare preOptimizeDAE: time 4.779e-05/0.9948, allocations: 9.062 kB / 1.151 GB, free: 2.855 MB / 0.8887 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001069/0.9959, allocations: 0.548 MB / 1.151 GB, free: 2.465 MB / 0.8887 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01284/1.009, allocations: 2.408 MB / 1.154 GB, free: 1.312 MB / 0.8887 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005884/1.015, allocations: 2.175 MB / 1.156 GB, free: 15.95 MB / 0.9044 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002088/1.015, allocations: 269.4 kB / 1.156 GB, free: 15.83 MB / 0.9044 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.00105/1.016, allocations: 347.7 kB / 1.156 GB, free: 15.71 MB / 0.9044 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.016/1.032, allocations: 7.127 MB / 1.163 GB, free: 11.65 MB / 0.9044 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.5e-05/1.032, allocations: 9.016 kB / 1.163 GB, free: 11.64 MB / 0.9044 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004876/1.033, allocations: 151.9 kB / 1.164 GB, free: 11.53 MB / 0.9044 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005113/1.033, allocations: 332.1 kB / 1.164 GB, free: 11.43 MB / 0.9044 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01642/1.05, allocations: 7.031 MB / 1.171 GB, free: 7.883 MB / 0.9044 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03272/1.082, allocations: 26.41 MB / 1.196 GB, free: 12.16 MB / 0.9356 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007559/1.09, allocations: 4.998 MB / 1.201 GB, free: 6.852 MB / 0.9356 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005447/1.095, allocations: 2.608 MB / 1.204 GB, free: 4.227 MB / 0.9356 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002486/1.096, allocations: 135 kB / 1.204 GB, free: 4.078 MB / 0.9356 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.322e-05/1.096, allocations: 60.56 kB / 1.204 GB, free: 4.008 MB / 0.9356 GB Notification: Performance of pre-optimization done (n=208): time 4.248e-06/1.096, allocations: 4 kB / 1.204 GB, free: 4.004 MB / 0.9356 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 0.09515/1.191, allocations: 30.91 MB / 1.234 GB, free: 5.004 MB / 0.9669 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.000141/1.191, allocations: 239.6 kB / 1.235 GB, free: 4.723 MB / 0.9669 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002305/1.193, allocations: 1.435 MB / 1.236 GB, free: 3.277 MB / 0.9669 GB Notification: Performance of collectPreVariables (initialization): time 0.0006348/1.194, allocations: 65.7 kB / 1.236 GB, free: 3.207 MB / 0.9669 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009157/1.195, allocations: 1.485 MB / 1.237 GB, free: 1.699 MB / 0.9669 GB Notification: Performance of collectInitialBindings (initialization): time 0.001141/1.196, allocations: 0.9242 MB / 1.238 GB, free: 0.7617 MB / 0.9669 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001171/1.197, allocations: 0.6357 MB / 1.239 GB, free: 120 kB / 0.9669 GB Notification: Performance of setup shared object (initialization): time 0.0001164/1.197, allocations: 309.1 kB / 1.239 GB, free: 15.81 MB / 0.9825 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005802/1.203, allocations: 2.686 MB / 1.242 GB, free: 13.12 MB / 0.9825 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006223/1.209, allocations: 3.571 MB / 1.245 GB, free: 9.168 MB / 0.9825 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01178/1.221, allocations: 6.406 MB / 1.252 GB, free: 2.363 MB / 0.9825 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.205e-05/1.221, allocations: 8 kB / 1.252 GB, free: 2.355 MB / 0.9825 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 0.02692/1.248, allocations: 10.99 MB / 1.262 GB, free: 7.258 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 3.664e-05/1.248, allocations: 18.34 kB / 1.262 GB, free: 7.242 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.028e-05/1.248, allocations: 28 kB / 1.262 GB, free: 7.215 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0189/1.267, allocations: 5.56 MB / 1.268 GB, free: 1.637 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004292/1.272, allocations: 0.9906 MB / 1.269 GB, free: 0.6445 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04071/1.312, allocations: 28.18 MB / 1.296 GB, free: 4.004 MB / 1.029 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004668/1.317, allocations: 0.5654 MB / 1.297 GB, free: 3.438 MB / 1.029 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004607/1.317, allocations: 155.9 kB / 1.297 GB, free: 3.285 MB / 1.029 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.00793/1.325, allocations: 3.984 MB / 1.301 GB, free: 15.29 MB / 1.045 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006026/1.331, allocations: 3.536 MB / 1.304 GB, free: 11.38 MB / 1.045 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08313/1.415, allocations: 24.63 MB / 1.328 GB, free: 2.234 MB / 1.061 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.051e-05/1.415, allocations: 8 kB / 1.328 GB, free: 2.227 MB / 1.061 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 0.02613/1.441, allocations: 10.53 MB / 1.339 GB, free: 7.543 MB / 1.076 GB Notification: Performance of prepare postOptimizeDAE: time 4.029e-05/1.441, allocations: 20.09 kB / 1.339 GB, free: 7.523 MB / 1.076 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.623e-05/1.441, allocations: 27.94 kB / 1.339 GB, free: 7.496 MB / 1.076 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01426/1.455, allocations: 4.326 MB / 1.343 GB, free: 3.156 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004552/1.46, allocations: 1.034 MB / 1.344 GB, free: 2.121 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03374/1.494, allocations: 27.13 MB / 1.371 GB, free: 6.254 MB / 1.107 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004581/1.498, allocations: 0.5653 MB / 1.371 GB, free: 5.688 MB / 1.107 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008202/1.499, allocations: 148 kB / 1.371 GB, free: 5.543 MB / 1.107 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 0.001544/1.501, allocations: 403.1 kB / 1.372 GB, free: 5.145 MB / 1.107 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009457/1.501, allocations: 193.7 kB / 1.372 GB, free: 4.953 MB / 1.107 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 0.02641/1.528, allocations: 10.18 MB / 1.382 GB, free: 10.69 MB / 1.123 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.615e-05/1.528, allocations: 32 kB / 1.382 GB, free: 10.66 MB / 1.123 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.259e-05/1.528, allocations: 12 kB / 1.382 GB, free: 10.65 MB / 1.123 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.861e-05/1.528, allocations: 11.95 kB / 1.382 GB, free: 10.64 MB / 1.123 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 0.03964/1.568, allocations: 16.3 MB / 1.398 GB, free: 10.09 MB / 1.139 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.058e-05/1.568, allocations: 4.156 kB / 1.398 GB, free: 10.09 MB / 1.139 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003342/1.571, allocations: 0.7449 MB / 1.398 GB, free: 9.344 MB / 1.139 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01745/1.589, allocations: 5.173 MB / 1.403 GB, free: 4.156 MB / 1.139 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006523/1.589, allocations: 67.95 kB / 1.404 GB, free: 4.09 MB / 1.139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03834/1.628, allocations: 27.22 MB / 1.43 GB, free: 8.367 MB / 1.17 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.023e-05/1.628, allocations: 12.03 kB / 1.43 GB, free: 8.355 MB / 1.17 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 0.02528/1.653, allocations: 10.13 MB / 1.44 GB, free: 13.97 MB / 1.186 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001788/1.655, allocations: 0.7179 MB / 1.441 GB, free: 13.23 MB / 1.186 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007566/1.656, allocations: 63.91 kB / 1.441 GB, free: 13.17 MB / 1.186 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003629/1.659, allocations: 0.5031 MB / 1.441 GB, free: 12.67 MB / 1.186 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008452/1.66, allocations: 230.3 kB / 1.441 GB, free: 12.45 MB / 1.186 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003524/1.66, allocations: 91.95 kB / 1.442 GB, free: 12.36 MB / 1.186 GB Notification: Performance of sorting global known variables: time 0.001661/1.662, allocations: 0.9723 MB / 1.443 GB, free: 11.38 MB / 1.186 GB Notification: Performance of sort global known variables: time 1.4e-07/1.662, allocations: 0 / 1.443 GB, free: 11.38 MB / 1.186 GB Notification: Performance of remove unused functions: time 0.007744/1.67, allocations: 1.848 MB / 1.444 GB, free: 9.531 MB / 1.186 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)} 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 Backend phase and start with SimCode phase: time 0.02453/1.694, allocations: 10.79 MB / 1.455 GB, free: 14.48 MB / 1.201 GB Notification: Performance of simCode: created initialization part: time 0.02924/1.724, allocations: 12.45 MB / 1.467 GB, free: 1.922 MB / 1.201 GB Notification: Performance of simCode: created event and clocks part: time 1.379e-05/1.724, allocations: 4 kB / 1.467 GB, free: 1.918 MB / 1.201 GB Notification: Performance of simCode: created simulation system equations: time 0.01065/1.734, allocations: 4.399 MB / 1.471 GB, free: 13.47 MB / 1.217 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003199/1.738, allocations: 276.4 kB / 1.472 GB, free: 13.21 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 : 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 simCode: created linear, non-linear and system jacobian parts: time 0.1108/1.848, allocations: 42.15 MB / 1.513 GB, free: 1.762 MB / 1.248 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005702/1.854, allocations: 2.84 MB / 1.516 GB, free: 14.89 MB / 1.264 GB Notification: Performance of simCode: alias equations: time 0.005765/1.86, allocations: 1.649 MB / 1.517 GB, free: 13.24 MB / 1.264 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002455/1.862, allocations: 1.202 MB / 1.518 GB, free: 12.04 MB / 1.264 GB Notification: Performance of SimCode: time 1.102e-06/1.862, allocations: 7.938 kB / 1.518 GB, free: 12.03 MB / 1.264 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.8069/2.669, allocations: 102.5 MB / 1.618 GB, free: 428.5 MB / 1.311 GB Notification: Performance of buildModelFMU: Generate platform static: time 16.62/19.29, allocations: 7.734 kB / 1.618 GB, free: 428.5 MB / 1.311 GB (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 & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD_res.mat --tempDir=temp_Buildings_9_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 Buildings_9_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD.fmu > Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1) TODO: How the !@#!# did the simulation report success but simulation result Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD_res.mat does not exist to compare? outputFormat=mat