Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_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) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001389/0.001389, allocations: 109 kB / 17.54 MB, free: 4.746 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001387/0.001387, allocations: 185.9 kB / 20.71 MB, free: 1.586 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.289/1.289, allocations: 225.6 MB / 249.3 MB, free: 3.16 MB / 190.1 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo): time 2.336/2.336, allocations: 443.5 MB / 0.7304 GB, free: 13.88 MB / 0.5762 GB " [Timeout remaining time 177] Using package Buildings with version 10.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.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_10_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_10_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 0.00192/0.00192, allocations: 59.91 kB / 1.059 GB, free: 0.8242 MB / 0.795 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2566/0.2585, allocations: 160.7 MB / 1.216 GB, free: 15.8 MB / 0.9669 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.0226/0.2811, allocations: 19.19 MB / 1.234 GB, free: 12.53 MB / 0.9825 GB Notification: Performance of NFInst.instExpressions: time 0.01087/0.2919, allocations: 7.012 MB / 1.241 GB, free: 5.5 MB / 0.9825 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001129/0.2931, allocations: 55.88 kB / 1.241 GB, free: 5.445 MB / 0.9825 GB Notification: Performance of NFTyping.typeComponents: time 0.003649/0.2967, allocations: 1.528 MB / 1.243 GB, free: 3.91 MB / 0.9825 GB Notification: Performance of NFTyping.typeBindings: time 0.003032/0.2998, allocations: 1.44 MB / 1.244 GB, free: 2.465 MB / 0.9825 GB Notification: Performance of NFTyping.typeClassSections: time 0.00281/0.3026, allocations: 1.29 MB / 1.245 GB, free: 1.176 MB / 0.9825 GB Notification: Performance of NFFlatten.flatten: time 0.005953/0.3085, allocations: 5.457 MB / 1.251 GB, free: 11.71 MB / 0.9981 GB Notification: Performance of NFFlatten.resolveConnections: time 0.005203/0.3137, allocations: 3.269 MB / 1.254 GB, free: 8.328 MB / 0.9981 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003139/0.3169, allocations: 2.369 MB / 1.256 GB, free: 5.953 MB / 0.9981 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004643/0.3215, allocations: 3.151 MB / 1.259 GB, free: 2.793 MB / 0.9981 GB Notification: Performance of NFPackage.collectConstants: time 0.001201/0.3227, allocations: 0.5117 MB / 1.26 GB, free: 2.281 MB / 0.9981 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002769/0.3255, allocations: 1.295 MB / 1.261 GB, free: 0.9844 MB / 0.9981 GB Notification: Performance of NFScalarize.scalarize: time 0.4969/0.8224, allocations: 2.294 MB / 1.263 GB, free: 17.98 MB / 0.9981 GB Notification: Performance of NFVerifyModel.verify: time 0.002135/0.8245, allocations: 2.174 MB / 1.265 GB, free: 17.79 MB / 0.9981 GB Notification: Performance of NFConvertDAE.convert: time 0.007484/0.832, allocations: 7.749 MB / 1.273 GB, free: 17.07 MB / 0.9981 GB Notification: Performance of FrontEnd - DAE generated: time 6.442e-06/0.832, allocations: 0 / 1.273 GB, free: 17.07 MB / 0.9981 GB Notification: Performance of FrontEnd: time 2.174e-06/0.832, allocations: 1.031 kB / 1.273 GB, free: 17.07 MB / 0.9981 GB Notification: Performance of Transformations before backend: time 0.0001943/0.8322, allocations: 2.531 kB / 1.273 GB, free: 17.07 MB / 0.9981 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 0.008191/0.8404, allocations: 3.884 MB / 1.277 GB, free: 15.54 MB / 0.9981 GB Notification: Performance of prepare preOptimizeDAE: time 4.226e-05/0.8404, allocations: 10.44 kB / 1.277 GB, free: 15.54 MB / 0.9981 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0008606/0.8413, allocations: 0.5341 MB / 1.277 GB, free: 15.48 MB / 0.9981 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01306/0.8543, allocations: 2.429 MB / 1.28 GB, free: 15.29 MB / 0.9981 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005197/0.8595, allocations: 2.178 MB / 1.282 GB, free: 14.83 MB / 0.9981 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002756/0.8598, allocations: 266.2 kB / 1.282 GB, free: 14.82 MB / 0.9981 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001168/0.861, allocations: 344.9 kB / 1.282 GB, free: 14.82 MB / 0.9981 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01417/0.8752, allocations: 7.133 MB / 1.289 GB, free: 14.46 MB / 0.9981 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.72e-05/0.8752, allocations: 5.844 kB / 1.289 GB, free: 14.46 MB / 0.9981 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004564/0.8757, allocations: 142.9 kB / 1.29 GB, free: 14.46 MB / 0.9981 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004565/0.8761, allocations: 336.3 kB / 1.29 GB, free: 14.45 MB / 0.9981 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01555/0.8917, allocations: 7.03 MB / 1.297 GB, free: 13.44 MB / 0.9981 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02819/0.9199, allocations: 26.47 MB / 1.323 GB, free: 10.5 MB / 1.014 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007688/0.9276, allocations: 4.878 MB / 1.327 GB, free: 7.594 MB / 1.014 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005545/0.9331, allocations: 2.534 MB / 1.33 GB, free: 6.297 MB / 1.014 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002124/0.9333, allocations: 128.8 kB / 1.33 GB, free: 6.188 MB / 1.014 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.513e-05/0.9334, allocations: 61.75 kB / 1.33 GB, free: 6.133 MB / 1.014 GB Notification: Performance of pre-optimization done (n=208): time 4.138e-06/0.9334, allocations: 0 / 1.33 GB, free: 6.133 MB / 1.014 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 0.09672/1.03, allocations: 31.05 MB / 1.36 GB, free: 6.637 MB / 1.029 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001288/1.03, allocations: 242.2 kB / 1.361 GB, free: 6.379 MB / 1.029 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001966/1.032, allocations: 1.436 MB / 1.362 GB, free: 5.602 MB / 1.029 GB Notification: Performance of collectPreVariables (initialization): time 0.0005055/1.033, allocations: 69.42 kB / 1.362 GB, free: 5.539 MB / 1.029 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009656/1.034, allocations: 1.531 MB / 1.364 GB, free: 4.195 MB / 1.029 GB Notification: Performance of collectInitialBindings (initialization): time 0.000953/1.035, allocations: 0.9693 MB / 1.364 GB, free: 3.359 MB / 1.029 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001063/1.036, allocations: 0.6339 MB / 1.365 GB, free: 3.008 MB / 1.029 GB Notification: Performance of setup shared object (initialization): time 0.0001149/1.036, allocations: 301.1 kB / 1.365 GB, free: 2.711 MB / 1.029 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005752/1.042, allocations: 2.694 MB / 1.368 GB, free: 168 kB / 1.029 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006465/1.048, allocations: 3.573 MB / 1.371 GB, free: 12.23 MB / 1.045 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01249/1.061, allocations: 6.402 MB / 1.378 GB, free: 5.535 MB / 1.045 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.156e-05/1.061, allocations: 8 kB / 1.378 GB, free: 5.527 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=410) (initialization): time 0.0276/1.088, allocations: 10.91 MB / 1.388 GB, free: 10.74 MB / 1.061 GB Notification: Performance of prepare postOptimizeDAE: time 3.954e-05/1.088, allocations: 16 kB / 1.388 GB, free: 10.73 MB / 1.061 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.788e-05/1.088, allocations: 28 kB / 1.388 GB, free: 10.7 MB / 1.061 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01902/1.107, allocations: 5.56 MB / 1.394 GB, free: 5.125 MB / 1.061 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004257/1.111, allocations: 1.004 MB / 1.395 GB, free: 4.16 MB / 1.061 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04312/1.155, allocations: 28.21 MB / 1.422 GB, free: 7.594 MB / 1.092 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004516/1.159, allocations: 0.5733 MB / 1.423 GB, free: 7.02 MB / 1.092 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000678/1.16, allocations: 151.9 kB / 1.423 GB, free: 6.871 MB / 1.092 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008676/1.168, allocations: 3.984 MB / 1.427 GB, free: 2.879 MB / 1.092 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006771/1.175, allocations: 3.534 MB / 1.43 GB, free: 14.97 MB / 1.107 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08662/1.262, allocations: 24.63 MB / 1.455 GB, free: 5.949 MB / 1.123 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.357e-05/1.262, allocations: 11.28 kB / 1.455 GB, free: 5.941 MB / 1.123 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 0.02636/1.288, allocations: 10.48 MB / 1.465 GB, free: 11.53 MB / 1.139 GB Notification: Performance of prepare postOptimizeDAE: time 3.459e-05/1.288, allocations: 16 kB / 1.465 GB, free: 11.52 MB / 1.139 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.372e-05/1.288, allocations: 24 kB / 1.465 GB, free: 11.49 MB / 1.139 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01498/1.303, allocations: 4.329 MB / 1.469 GB, free: 7.152 MB / 1.139 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004655/1.308, allocations: 1.043 MB / 1.47 GB, free: 6.148 MB / 1.139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03615/1.344, allocations: 27.16 MB / 1.497 GB, free: 10.36 MB / 1.17 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00443/1.349, allocations: 0.5576 MB / 1.497 GB, free: 9.801 MB / 1.17 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000609/1.349, allocations: 155.9 kB / 1.497 GB, free: 9.648 MB / 1.17 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 0.001129/1.35, allocations: 391.7 kB / 1.498 GB, free: 9.297 MB / 1.17 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000735/1.351, allocations: 202.7 kB / 1.498 GB, free: 9.098 MB / 1.17 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 0.02634/1.377, allocations: 10.08 MB / 1.508 GB, free: 15.02 MB / 1.186 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.09e-05/1.377, allocations: 28 kB / 1.508 GB, free: 14.99 MB / 1.186 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.409e-05/1.377, allocations: 12 kB / 1.508 GB, free: 14.98 MB / 1.186 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.467e-05/1.377, allocations: 19.94 kB / 1.508 GB, free: 14.96 MB / 1.186 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 0.03575/1.413, allocations: 16.21 MB / 1.524 GB, free: 14.7 MB / 1.201 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.076e-05/1.413, allocations: 7.938 kB / 1.524 GB, free: 14.7 MB / 1.201 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003258/1.416, allocations: 0.7364 MB / 1.524 GB, free: 13.98 MB / 1.201 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01802/1.435, allocations: 5.187 MB / 1.529 GB, free: 8.777 MB / 1.201 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005018/1.435, allocations: 71.95 kB / 1.529 GB, free: 8.707 MB / 1.201 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04099/1.476, allocations: 27.25 MB / 1.556 GB, free: 13.03 MB / 1.232 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.467e-06/1.476, allocations: 11.75 kB / 1.556 GB, free: 13.02 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 : 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 0.02573/1.502, allocations: 10.05 MB / 1.566 GB, free: 2.809 MB / 1.232 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001598/1.503, allocations: 0.7221 MB / 1.567 GB, free: 2.066 MB / 1.232 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006079/1.504, allocations: 56 kB / 1.567 GB, free: 2.012 MB / 1.232 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003622/1.508, allocations: 0.5109 MB / 1.567 GB, free: 1.5 MB / 1.232 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007653/1.508, allocations: 225.8 kB / 1.567 GB, free: 1.285 MB / 1.232 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002928/1.509, allocations: 91.95 kB / 1.567 GB, free: 1.195 MB / 1.232 GB Notification: Performance of sorting global known variables: time 0.001789/1.51, allocations: 0.9723 MB / 1.568 GB, free: 224 kB / 1.232 GB Notification: Performance of sort global known variables: time 1.1e-07/1.51, allocations: 0 / 1.568 GB, free: 224 kB / 1.232 GB Notification: Performance of remove unused functions: time 0.00645/1.517, allocations: 1.848 MB / 1.57 GB, free: 14.37 MB / 1.248 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 0.02559/1.542, allocations: 10.72 MB / 1.581 GB, free: 3.496 MB / 1.248 GB Notification: Performance of simCode: created initialization part: time 0.02868/1.571, allocations: 12.03 MB / 1.592 GB, free: 7.383 MB / 1.264 GB Notification: Performance of simCode: created event and clocks part: time 9.347e-06/1.571, allocations: 0 / 1.592 GB, free: 7.383 MB / 1.264 GB Notification: Performance of simCode: created simulation system equations: time 0.0106/1.582, allocations: 4.238 MB / 1.597 GB, free: 3.109 MB / 1.264 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002638/1.584, allocations: 276.5 kB / 1.597 GB, free: 2.848 MB / 1.264 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 0.1015/1.686, allocations: 42.19 MB / 1.638 GB, free: 7.395 MB / 1.311 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004382/1.69, allocations: 2.836 MB / 1.641 GB, free: 4.523 MB / 1.311 GB Notification: Performance of simCode: alias equations: time 0.004894/1.695, allocations: 1.653 MB / 1.642 GB, free: 2.867 MB / 1.311 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002211/1.697, allocations: 1.206 MB / 1.644 GB, free: 1.66 MB / 1.311 GB Notification: Performance of SimCode: time 1.473e-06/1.697, allocations: 0 / 1.644 GB, free: 1.66 MB / 1.311 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1781/1.875, allocations: 104.5 MB / 1.746 GB, free: 9.551 MB / 1.42 GB Notification: Performance of buildModelFMU: Generate platform static: time 14.93/16.8, allocations: 3.984 kB / 1.746 GB, free: 9.547 MB / 1.42 GB " [Timeout remaining time 283] (rm -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & python3 -m fmpy simulate --output-file Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD_res.csv --start-time 0 --stop-time 1 --timeout 400 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 Buildings_10_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD.fmu > Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1) [Timeout 420.0] [Calling os._exit(0), Time elapsed: 22.03097123400221]