Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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 0.001406/0.001406, allocations: 112.9 kB / 17.54 MB, free: 4.641 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 0.001472/0.001472, allocations: 189.9 kB / 20.71 MB, free: 1.484 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 1.291/1.291, allocations: 225.6 MB / 249.3 MB, free: 3.188 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 2.325/2.325, allocations: 443.5 MB / 0.7304 GB, free: 14.09 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.BalancedStepDown.YD,fileNamePrefix="Buildings_10_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="Buildings_10_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 0.001777/0.001777, allocations: 67.89 kB / 1.059 GB, free: 0.8555 MB / 0.795 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2463/0.2481, allocations: 160.7 MB / 1.216 GB, free: 15.84 MB / 0.9669 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02217/0.2703, allocations: 19.19 MB / 1.234 GB, free: 12.56 MB / 0.9825 GB Notification: Performance of NFInst.instExpressions: time 0.0105/0.2808, allocations: 7 MB / 1.241 GB, free: 5.543 MB / 0.9825 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001048/0.2818, allocations: 55.88 kB / 1.241 GB, free: 5.488 MB / 0.9825 GB Notification: Performance of NFTyping.typeComponents: time 0.003557/0.2854, allocations: 1.532 MB / 1.243 GB, free: 3.949 MB / 0.9825 GB Notification: Performance of NFTyping.typeBindings: time 0.002893/0.2883, allocations: 1.443 MB / 1.244 GB, free: 2.5 MB / 0.9825 GB Notification: Performance of NFTyping.typeClassSections: time 0.002819/0.2911, allocations: 1.286 MB / 1.245 GB, free: 1.215 MB / 0.9825 GB Notification: Performance of NFFlatten.flatten: time 0.005638/0.2967, allocations: 5.441 MB / 1.251 GB, free: 11.76 MB / 0.9981 GB Notification: Performance of NFFlatten.resolveConnections: time 0.004572/0.3013, allocations: 3.28 MB / 1.254 GB, free: 8.371 MB / 0.9981 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003046/0.3043, allocations: 2.361 MB / 1.256 GB, free: 6.004 MB / 0.9981 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004352/0.3087, allocations: 3.163 MB / 1.259 GB, free: 2.832 MB / 0.9981 GB Notification: Performance of NFPackage.collectConstants: time 0.0007439/0.3094, allocations: 0.5117 MB / 1.26 GB, free: 2.32 MB / 0.9981 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002116/0.3116, allocations: 1.283 MB / 1.261 GB, free: 1.035 MB / 0.9981 GB Notification: Performance of NFScalarize.scalarize: time 0.4859/0.7974, allocations: 2.289 MB / 1.263 GB, free: 18.05 MB / 0.9981 GB Notification: Performance of NFVerifyModel.verify: time 0.002032/0.7994, allocations: 2.171 MB / 1.265 GB, free: 17.86 MB / 0.9981 GB Notification: Performance of NFConvertDAE.convert: time 0.008019/0.8075, allocations: 7.743 MB / 1.273 GB, free: 17.15 MB / 0.9981 GB Notification: Performance of FrontEnd - DAE generated: time 5.46e-06/0.8075, allocations: 0 / 1.273 GB, free: 17.15 MB / 0.9981 GB Notification: Performance of FrontEnd: time 1.753e-06/0.8075, allocations: 0 / 1.273 GB, free: 17.15 MB / 0.9981 GB Notification: Performance of Transformations before backend: time 0.0001762/0.8076, allocations: 3.938 kB / 1.273 GB, free: 17.15 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 0.007231/0.8149, allocations: 3.869 MB / 1.277 GB, free: 15.62 MB / 0.9981 GB Notification: Performance of prepare preOptimizeDAE: time 3.559e-05/0.8149, allocations: 9.844 kB / 1.277 GB, free: 15.62 MB / 0.9981 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0007318/0.8156, allocations: 0.5373 MB / 1.277 GB, free: 15.57 MB / 0.9981 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01228/0.8279, allocations: 2.423 MB / 1.28 GB, free: 15.37 MB / 0.9981 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.003874/0.8318, allocations: 2.185 MB / 1.282 GB, free: 14.91 MB / 0.9981 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002548/0.8321, allocations: 263.6 kB / 1.282 GB, free: 14.91 MB / 0.9981 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007689/0.8328, allocations: 344.6 kB / 1.282 GB, free: 14.91 MB / 0.9981 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01348/0.8463, allocations: 7.134 MB / 1.289 GB, free: 14.54 MB / 0.9981 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.178e-05/0.8464, allocations: 6.172 kB / 1.289 GB, free: 14.54 MB / 0.9981 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004378/0.8468, allocations: 148.3 kB / 1.29 GB, free: 14.54 MB / 0.9981 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004551/0.8473, allocations: 335.8 kB / 1.29 GB, free: 14.53 MB / 0.9981 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01392/0.8612, allocations: 7.03 MB / 1.297 GB, free: 13.47 MB / 0.9981 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02535/0.8865, allocations: 26.48 MB / 1.323 GB, free: 10.52 MB / 1.014 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0077/0.8942, allocations: 4.88 MB / 1.327 GB, free: 7.629 MB / 1.014 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005545/0.8998, allocations: 2.528 MB / 1.33 GB, free: 6.336 MB / 1.014 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002238/0.9, allocations: 131.1 kB / 1.33 GB, free: 6.227 MB / 1.014 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.977e-05/0.9001, allocations: 65.08 kB / 1.33 GB, free: 6.168 MB / 1.014 GB Notification: Performance of pre-optimization done (n=208): time 3.978e-06/0.9001, allocations: 4.969 kB / 1.33 GB, free: 6.164 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.conv1.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.conv1.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 0.09684/0.9969, allocations: 31.04 MB / 1.36 GB, free: 6.672 MB / 1.029 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001338/0.997, allocations: 246.3 kB / 1.361 GB, free: 6.41 MB / 1.029 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002019/0.9991, allocations: 1.429 MB / 1.362 GB, free: 5.641 MB / 1.029 GB Notification: Performance of collectPreVariables (initialization): time 0.0005294/0.9996, allocations: 73.02 kB / 1.362 GB, free: 5.574 MB / 1.029 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009599/1.001, allocations: 1.536 MB / 1.363 GB, free: 4.23 MB / 1.029 GB Notification: Performance of collectInitialBindings (initialization): time 0.001011/1.002, allocations: 0.9653 MB / 1.364 GB, free: 3.395 MB / 1.029 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001059/1.003, allocations: 0.6345 MB / 1.365 GB, free: 3.043 MB / 1.029 GB Notification: Performance of setup shared object (initialization): time 0.00011/1.003, allocations: 305 kB / 1.365 GB, free: 2.746 MB / 1.029 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005697/1.008, allocations: 2.695 MB / 1.368 GB, free: 288 kB / 1.029 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006474/1.015, allocations: 3.576 MB / 1.371 GB, free: 12.34 MB / 1.045 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01248/1.027, allocations: 6.395 MB / 1.378 GB, free: 5.656 MB / 1.045 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.182e-05/1.027, allocations: 11.94 kB / 1.378 GB, free: 5.645 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.conv1.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.conv1.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 0.0279/1.055, allocations: 10.96 MB / 1.388 GB, free: 10.81 MB / 1.061 GB Notification: Performance of prepare postOptimizeDAE: time 3.653e-05/1.055, allocations: 16 kB / 1.388 GB, free: 10.8 MB / 1.061 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.241e-05/1.055, allocations: 24.56 kB / 1.388 GB, free: 10.77 MB / 1.061 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01929/1.075, allocations: 5.546 MB / 1.394 GB, free: 5.215 MB / 1.061 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004298/1.079, allocations: 0.9928 MB / 1.395 GB, free: 4.258 MB / 1.061 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04329/1.122, allocations: 28.2 MB / 1.422 GB, free: 7.688 MB / 1.092 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004331/1.127, allocations: 0.5772 MB / 1.423 GB, free: 7.109 MB / 1.092 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003537/1.127, allocations: 155.9 kB / 1.423 GB, free: 6.957 MB / 1.092 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007699/1.135, allocations: 3.98 MB / 1.427 GB, free: 2.969 MB / 1.092 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006281/1.141, allocations: 3.535 MB / 1.43 GB, free: 15.07 MB / 1.107 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08353/1.224, allocations: 24.63 MB / 1.455 GB, free: 6.039 MB / 1.123 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.242e-05/1.224, allocations: 8 kB / 1.455 GB, free: 6.031 MB / 1.123 GB Warning: The linear system: 1 : transformer.conv3.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.conv3.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 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.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] ; 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_n[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 0.02506/1.25, allocations: 10.49 MB / 1.465 GB, free: 11.62 MB / 1.139 GB Notification: Performance of prepare postOptimizeDAE: time 2.989e-05/1.25, allocations: 16 kB / 1.465 GB, free: 11.6 MB / 1.139 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.864e-05/1.25, allocations: 28 kB / 1.465 GB, free: 11.57 MB / 1.139 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01428/1.264, allocations: 4.326 MB / 1.469 GB, free: 7.234 MB / 1.139 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00438/1.268, allocations: 1.048 MB / 1.47 GB, free: 6.23 MB / 1.139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03511/1.303, allocations: 27.12 MB / 1.497 GB, free: 10.5 MB / 1.17 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004266/1.308, allocations: 0.5576 MB / 1.497 GB, free: 9.938 MB / 1.17 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005613/1.308, allocations: 155.9 kB / 1.497 GB, free: 9.785 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.i2[2]) - line2.i3[2] - line2.i1[2] 0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[1]. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 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 0.001109/1.309, allocations: 395 kB / 1.498 GB, free: 9.434 MB / 1.17 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006768/1.31, allocations: 202.7 kB / 1.498 GB, free: 9.234 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 : 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.conv1.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.conv1.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 postOpt wrapFunctionCalls (simulation): time 0.02575/1.336, allocations: 10.09 MB / 1.508 GB, free: 15.15 MB / 1.186 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.328e-05/1.336, allocations: 28 kB / 1.508 GB, free: 15.12 MB / 1.186 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.341e-05/1.336, allocations: 12 kB / 1.508 GB, free: 15.11 MB / 1.186 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.181e-05/1.336, allocations: 15.94 kB / 1.508 GB, free: 15.09 MB / 1.186 GB Warning: The linear system: 1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 2 : 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] 3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 4 : 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] [ -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.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ] = [ -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.conv1.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] ] 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 0.03505/1.371, allocations: 16.16 MB / 1.523 GB, free: 14.88 MB / 1.201 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.442e-05/1.371, allocations: 11.94 kB / 1.523 GB, free: 14.87 MB / 1.201 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003212/1.374, allocations: 0.7338 MB / 1.524 GB, free: 14.15 MB / 1.201 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01749/1.392, allocations: 5.177 MB / 1.529 GB, free: 8.957 MB / 1.201 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0003946/1.392, allocations: 75.95 kB / 1.529 GB, free: 8.883 MB / 1.201 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04036/1.432, allocations: 27.28 MB / 1.556 GB, free: 13.17 MB / 1.232 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.078e-05/1.432, allocations: 15.64 kB / 1.556 GB, free: 13.16 MB / 1.232 GB Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.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] ; 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_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02482/1.457, allocations: 10.02 MB / 1.566 GB, free: 2.984 MB / 1.232 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001417/1.459, allocations: 0.726 MB / 1.566 GB, free: 2.238 MB / 1.232 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005345/1.459, allocations: 59.98 kB / 1.567 GB, free: 2.18 MB / 1.232 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003469/1.463, allocations: 0.507 MB / 1.567 GB, free: 1.672 MB / 1.232 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007101/1.463, allocations: 233.7 kB / 1.567 GB, free: 1.449 MB / 1.232 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002495/1.464, allocations: 87.95 kB / 1.567 GB, free: 1.363 MB / 1.232 GB Notification: Performance of sorting global known variables: time 0.00161/1.465, allocations: 0.9723 MB / 1.568 GB, free: 396 kB / 1.232 GB Notification: Performance of sort global known variables: time 8.1e-08/1.465, allocations: 0 / 1.568 GB, free: 396 kB / 1.232 GB Notification: Performance of remove unused functions: time 0.006173/1.471, allocations: 1.844 MB / 1.57 GB, free: 14.54 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 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.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] ; 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_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 0.02514/1.496, allocations: 10.68 MB / 1.581 GB, free: 3.707 MB / 1.248 GB Notification: Performance of simCode: created initialization part: time 0.02825/1.525, allocations: 12.03 MB / 1.592 GB, free: 7.578 MB / 1.264 GB Notification: Performance of simCode: created event and clocks part: time 7.774e-06/1.525, allocations: 4.062 kB / 1.592 GB, free: 7.574 MB / 1.264 GB Notification: Performance of simCode: created simulation system equations: time 0.01032/1.535, allocations: 4.268 MB / 1.596 GB, free: 3.27 MB / 1.264 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002338/1.537, allocations: 259.6 kB / 1.597 GB, free: 3.02 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.conv1.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.conv1.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 0.1023/1.64, allocations: 41.66 MB / 1.637 GB, free: 8.09 MB / 1.311 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005147/1.645, allocations: 2.836 MB / 1.64 GB, free: 5.219 MB / 1.311 GB Notification: Performance of simCode: alias equations: time 0.005202/1.65, allocations: 1.653 MB / 1.642 GB, free: 3.562 MB / 1.311 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002213/1.652, allocations: 1.206 MB / 1.643 GB, free: 2.355 MB / 1.311 GB Notification: Performance of SimCode: time 1.152e-06/1.652, allocations: 0 / 1.643 GB, free: 2.355 MB / 1.311 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1765/1.829, allocations: 104.5 MB / 1.745 GB, free: 10.32 MB / 1.42 GB Notification: Performance of buildModelFMU: Generate platform static: time 14.85/16.68, allocations: 4.062 kB / 1.745 GB, free: 10.32 MB / 1.42 GB " [Timeout remaining time 283] (rm -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & python3 -m fmpy simulate --output-file Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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_BalancedStepDown_YD.fmu > Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1) [Timeout 420.0] [Calling os._exit(0), Time elapsed: 21.890627967004548]