Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "[:1:22-1:33:writable] Warning: Modelica only supports 32-bit signed integers! Transforming: 13743895347 into a real Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.000229/0.000229, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.0001743/0.0001743, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 0.1142/0.1142, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo): time 0.3168/0.3168, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 180] Using package Buildings with version 13.0.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo) Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo) Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo) Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo) Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_13_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me_cs",version="3.0",platforms={"wasm"}) "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_13_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me_cs",version="3.0",platforms={"wasm"}) [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 4.41e-07/4.41e-07, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd - Absyn->SCode: time 7.274e-06/7.715e-06, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01341/0.01342, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.instExpressions: time 0.00858/0.022, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.updateImplicitVariability: time 0.0008167/0.02282, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeComponents: time 0.001281/0.0241, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeBindings: time 0.0024/0.0265, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeClassSections: time 0.001909/0.02841, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.flatten: time 0.004509/0.03292, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.resolveConnections: time 0.005406/0.03832, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFEvalConstants.evaluate: time 0.004402/0.04273, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFSimplifyModel.simplify: time 0.00331/0.04604, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFPackage.collectConstants: time 0.0004816/0.04652, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.collectFunctions: time 0.001004/0.04752, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFScalarize.scalarize: time 0.002162/0.04968, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFVerifyModel.verify: time 0.001643/0.05133, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFConvertDAE.convert: time 0.004593/0.05592, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd - DAE generated: time 0.0006192/0.05654, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd: time 2.264e-06/0.05654, allocations: 0 / 0, free: 0 / 0 Notification: Performance of Transformations before backend: time 2.661e-05/0.05657, allocations: 0 / 0, free: 0 / 0 Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.005644/0.06221, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare preOptimizeDAE: time 0.0001893/0.0624, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001081/0.06348, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt normalInlineFunction (simulation): time 0.005503/0.06898, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt evaluateParameters (simulation): time 0.002642/0.07163, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003157/0.07194, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007407/0.07268, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt clockPartitioning (simulation): time 0.007025/0.07971, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt findStateOrder (simulation): time 8.583e-05/0.07979, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005217/0.08031, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004385/0.08075, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003299/0.08405, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01782/0.1019, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt comSubExp (simulation): time 0.002506/0.1044, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt resolveLoops (simulation): time 0.001462/0.1058, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt evalFunc (simulation): time 0.0001437/0.106, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.163e-05/0.1061, allocations: 0 / 0, free: 0 / 0 Notification: Performance of pre-optimization done (n=208): time 1.81e-05/0.1061, allocations: 0 / 0, free: 0 / 0 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 matching and sorting (n=211): time 0.01426/0.1203, allocations: 0 / 0, free: 0 / 0 Notification: Performance of inlineWhenForInitialization (initialization): time 6.086e-05/0.1204, allocations: 0 / 0, free: 0 / 0 Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001172/0.1216, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectPreVariables (initialization): time 0.0003135/0.1219, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectInitialEqns (initialization): time 0.0009268/0.1228, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectInitialBindings (initialization): time 0.0006301/0.1234, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simplifyInitialFunctions (initialization): time 0.001014/0.1244, allocations: 0 / 0, free: 0 / 0 Notification: Performance of setup shared object (initialization): time 1.702e-05/0.1245, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preBalanceInitialSystem (initialization): time 0.0009001/0.1254, allocations: 0 / 0, free: 0 / 0 Notification: Performance of partitionIndependentBlocks (initialization): time 0.001114/0.1265, allocations: 0 / 0, free: 0 / 0 Notification: Performance of analyzeInitialSystem (initialization): time 0.002245/0.1287, allocations: 0 / 0, free: 0 / 0 Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.114e-05/0.1287, allocations: 0 / 0, free: 0 / 0 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.conv1.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.conv1.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 matching and sorting (n=350) (initialization): time 0.006555/0.1353, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare postOptimizeDAE: time 5.169e-05/0.1354, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.718e-05/0.1354, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (initialization): time 0.006973/0.1424, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002821/0.1452, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01071/0.1559, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001939/0.1578, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003314/0.1582, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001829/0.16, allocations: 0 / 0, free: 0 / 0 Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001018/0.161, allocations: 0 / 0, free: 0 / 0 Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.003384/0.1644, allocations: 0 / 0, free: 0 / 0 Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.151e-05/0.1644, allocations: 0 / 0, free: 0 / 0 Warning: The linear system: 1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2] 2 : 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] 3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2] 4 : 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] [ -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.v3_n[2] ; line2.v3_p[2] ; line2.v1_p[2] ; line2.v1_n[2] ] = [ -transformer.conv3.V2[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] ; -loadRL.load3.v[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] ] might be structurally or numerically singular for variable line2.v1_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.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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ; line2.v1_p[1] ; line2.v2_p[1] ; line2.v2_n[1] ] = [ -transformer.conv1.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] ; 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_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=350) (initialization_lambda0): time 0.004932/0.1694, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare postOptimizeDAE: time 5.771e-05/0.1694, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.047e-05/0.1695, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (initialization): time 0.002042/0.1715, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003052/0.1746, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.006519/0.1811, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001984/0.1831, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000333/0.1834, allocations: 0 / 0, free: 0 / 0 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 (294): * Single equations (assignments): 292 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of prepare postOptimizeDAE: time 0.001319/0.1847, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000469/0.1852, allocations: 0 / 0, free: 0 / 0 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 wrapFunctionCalls (simulation): time 0.006202/0.1914, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.411e-05/0.1914, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt constantLinearSystem (simulation): time 8.225e-06/0.1914, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.112e-05/0.1914, allocations: 0 / 0, free: 0 / 0 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 removeSimpleEquations (simulation): time 0.0117/0.2031, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.405e-05/0.2032, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001941/0.2051, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (simulation): time 0.006599/0.2117, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002614/0.212, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.009786/0.2217, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.114e-05/0.2218, allocations: 0 / 0, free: 0 / 0 Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ; line2.v1_p[1] ; line2.v2_p[1] ; line2.v2_n[1] ] = [ -transformer.conv1.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] ; 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_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.005853/0.2276, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt removeConstants (simulation): time 0.000911/0.2285, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006868/0.2292, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001335/0.2305, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007551/0.2313, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002554/0.2315, allocations: 0 / 0, free: 0 / 0 Notification: Performance of sorting global known variables: time 0.0006675/0.2322, allocations: 0 / 0, free: 0 / 0 Notification: Performance of sort global known variables: time 5.521e-05/0.2323, allocations: 0 / 0, free: 0 / 0 Notification: Performance of remove unused functions: time 0.006167/0.2384, allocations: 0 / 0, free: 0 / 0 Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 28 * 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 (158): * Single equations (assignments): 156 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(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.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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ; line2.v1_p[1] ; line2.v2_p[1] ; line2.v2_n[1] ] = [ -transformer.conv1.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] ; 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_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 0.006797/0.2452, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created initialization part: time 0.006767/0.252, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created event and clocks part: time 6.255e-05/0.2521, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created simulation system equations: time 0.002406/0.2545, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003682/0.2582, allocations: 0 / 0, free: 0 / 0 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 0.02442/0.2826, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001477/0.2841, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: alias equations: time 0.001857/0.2859, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002552/0.2885, allocations: 0 / 0, free: 0 / 0 Notification: Performance of SimCode: time 0.001357/0.2898, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FMU modelDescription.xml: time 0.006482/0.2963, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FMU model kernel: time 0.01204/0.3083, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FMU translated model: time 0.0745/0.3828, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FMU component link: time 2.511e-05/0.3829, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FMU precompile: time 2.122e-05/0.3829, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FMU write (0.4 MB unzipped): time 0.000264/0.3831, allocations: 0 / 0, free: 0 / 0 Notification: FMU-only work: backend 0.005611, simCode 0.01121, templates 0.006461 Notification: Building FMU for platform 'wasm' (1/1). Notification: Finished FMU for platform 'wasm' (1/1). " [Timeout remaining time 300] cd("run_me") [Timeout 300] "" [Timeout remaining time 300] simulate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,startTime=0,stopTime=1,tolerance=1e-06,numberOfIntervals=2500,outputFormat="empty",variableFilter="",fileNamePrefix="Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD",simflags="-abortSlowSimulation -alarm=240 -lv LOG_STATS -startTime=0 -stopTime=1 -tolerance=1e-06 -stepSize=0.0004 -noemit -s fmi3:me",resimulateExecutable="../Buildings_13_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD.fmu") [Timeout 240] "" [Timeout remaining time 240] cd("..") [Timeout 300] "" [Timeout remaining time 300] me failed or timed out simulating it; the others still get to run it cd("run_cs") [Timeout 300] "" [Timeout remaining time 300] simulate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,startTime=0,stopTime=1,tolerance=1e-06,numberOfIntervals=2500,outputFormat="empty",variableFilter="",fileNamePrefix="Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD",simflags="-abortSlowSimulation -alarm=240 -lv LOG_STATS -startTime=0 -stopTime=1 -tolerance=1e-06 -stepSize=0.0004 -noemit -s fmi3:cs",resimulateExecutable="../Buildings_13_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD.fmu") [Timeout 240] "" [Timeout remaining time 240] cd("..") [Timeout 300] "" [Timeout remaining time 300] [Calling sys.exit(0), Time elapsed: 1.416165754199028]