Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_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] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.0009468/0.0009468, allocations: 81.95 kB / 20.68 MB, free: 3.816 MB / 18.57 MB " [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 0.001012/0.001012, allocations: 185.3 kB / 24.09 MB, free: 416 kB / 18.57 MB " [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 0.9696/0.9696, allocations: 177.1 MB / 204.5 MB, free: 5.488 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo): time 1.836/1.836, allocations: 377.9 MB / 0.624 GB, free: 8.422 MB / 0.5886 GB " [Timeout remaining time 178] Using package Buildings with version 12.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.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: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.[0-9,]+.|err_V3.[0-9,]+.|err_V4.[0-9,]+.|err_Theta2.[0-9,]+.|err_Theta3.[0-9,]+.|err_Theta4.[0-9,]+.",fileNamePrefix="Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.[0-9,]+.|err_V3.[0-9,]+.|err_V4.[0-9,]+.|err_Theta2.[0-9,]+.|err_Theta3.[0-9,]+.|err_Theta4.[0-9,]+.",fileNamePrefix="Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.833e-06/1.833e-06, allocations: 0 / 0.8121 GB, free: 1.344 MB / 0.7605 GB Notification: Performance of FrontEnd - Absyn->SCode: time 1.723e-05/1.907e-05, allocations: 4.984 kB / 0.8121 GB, free: 1.34 MB / 0.7605 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.008013/0.008032, allocations: 9.352 MB / 0.8212 GB, free: 7.961 MB / 0.7761 GB Notification: Performance of NFInst.instExpressions: time 0.00501/0.01304, allocations: 3.801 MB / 0.825 GB, free: 4.172 MB / 0.7761 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0006113/0.01365, allocations: 63.75 kB / 0.825 GB, free: 4.109 MB / 0.7761 GB Notification: Performance of NFTyping.typeComponents: time 0.0008145/0.01447, allocations: 465 kB / 0.8255 GB, free: 3.652 MB / 0.7761 GB Notification: Performance of NFTyping.typeBindings: time 0.00134/0.01581, allocations: 1.223 MB / 0.8267 GB, free: 2.43 MB / 0.7761 GB Notification: Performance of NFTyping.typeClassSections: time 0.001111/0.01692, allocations: 0.9563 MB / 0.8276 GB, free: 1.477 MB / 0.7761 GB Notification: Performance of NFFlatten.flatten: time 0.003464/0.02038, allocations: 5.432 MB / 0.8329 GB, free: 12.03 MB / 0.7917 GB Notification: Performance of NFFlatten.resolveConnections: time 0.003079/0.02346, allocations: 3.392 MB / 0.8362 GB, free: 8.543 MB / 0.7917 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002677/0.02614, allocations: 3.335 MB / 0.8395 GB, free: 5.203 MB / 0.7917 GB Notification: Performance of NFSimplifyModel.simplify: time 0.002334/0.02847, allocations: 2.963 MB / 0.8424 GB, free: 2.238 MB / 0.7917 GB Notification: Performance of NFPackage.collectConstants: time 0.0005652/0.02904, allocations: 0.5078 MB / 0.8429 GB, free: 1.73 MB / 0.7917 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0008036/0.02984, allocations: 0.7065 MB / 0.8435 GB, free: 1.023 MB / 0.7917 GB Notification: Performance of NFScalarize.scalarize: time 0.0013/0.03114, allocations: 2.426 MB / 0.8459 GB, free: 14.59 MB / 0.8073 GB Notification: Performance of NFVerifyModel.verify: time 0.001097/0.03224, allocations: 1.544 MB / 0.8474 GB, free: 13.05 MB / 0.8073 GB Notification: Performance of NFConvertDAE.convert: time 0.00312/0.03536, allocations: 4.138 MB / 0.8515 GB, free: 8.898 MB / 0.8073 GB Notification: Performance of FrontEnd - DAE generated: time 5.981e-06/0.03536, allocations: 0.5938 kB / 0.8515 GB, free: 8.898 MB / 0.8073 GB Notification: Performance of FrontEnd: time 1.503e-06/0.03537, allocations: 0 / 0.8515 GB, free: 8.898 MB / 0.8073 GB Notification: Performance of Transformations before backend: time 3.617e-05/0.0354, allocations: 3.688 kB / 0.8515 GB, free: 8.898 MB / 0.8073 GB 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 0.003958/0.03936, allocations: 3.954 MB / 0.8553 GB, free: 4.902 MB / 0.8073 GB Notification: Performance of prepare preOptimizeDAE: time 4.016e-05/0.0394, allocations: 12.02 kB / 0.8553 GB, free: 4.891 MB / 0.8073 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004596/0.044, allocations: 1.578 MB / 0.8569 GB, free: 3.312 MB / 0.8073 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001581/0.04558, allocations: 1.606 MB / 0.8584 GB, free: 1.676 MB / 0.8073 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001257/0.0457, allocations: 271.5 kB / 0.8587 GB, free: 1.41 MB / 0.8073 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.000384/0.04609, allocations: 348.3 kB / 0.859 GB, free: 1.07 MB / 0.8073 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003628/0.04972, allocations: 3.336 MB / 0.8623 GB, free: 13.58 MB / 0.823 GB Notification: Performance of preOpt findStateOrder (simulation): time 4.826e-05/0.04976, allocations: 11.88 kB / 0.8623 GB, free: 13.57 MB / 0.823 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002618/0.05003, allocations: 144 kB / 0.8624 GB, free: 13.43 MB / 0.823 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002425/0.05027, allocations: 314.2 kB / 0.8627 GB, free: 13.12 MB / 0.823 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002113/0.05238, allocations: 1.415 MB / 0.8641 GB, free: 11.7 MB / 0.823 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01286/0.06524, allocations: 16.03 MB / 0.8798 GB, free: 11.06 MB / 0.8386 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00181/0.06705, allocations: 1.845 MB / 0.8816 GB, free: 9.164 MB / 0.8386 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001141/0.06819, allocations: 0.9787 MB / 0.8825 GB, free: 8.16 MB / 0.8386 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001478/0.06834, allocations: 77.89 kB / 0.8826 GB, free: 8.086 MB / 0.8386 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.278e-05/0.06838, allocations: 67.36 kB / 0.8827 GB, free: 8.008 MB / 0.8386 GB Notification: Performance of pre-optimization done (n=208): time 3.807e-06/0.06839, allocations: 0 / 0.8827 GB, free: 8.008 MB / 0.8386 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 0.01696/0.08535, allocations: 8.082 MB / 0.8906 GB, free: 15.98 MB / 0.8542 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.662e-05/0.08543, allocations: 243.6 kB / 0.8908 GB, free: 15.69 MB / 0.8542 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001098/0.08653, allocations: 1.237 MB / 0.892 GB, free: 14.45 MB / 0.8542 GB Notification: Performance of collectPreVariables (initialization): time 0.0001401/0.08667, allocations: 69.7 kB / 0.8921 GB, free: 14.37 MB / 0.8542 GB Notification: Performance of collectInitialEqns (initialization): time 0.000684/0.08736, allocations: 1.642 MB / 0.8937 GB, free: 12.71 MB / 0.8542 GB Notification: Performance of collectInitialBindings (initialization): time 0.000538/0.08789, allocations: 0.9878 MB / 0.8946 GB, free: 11.71 MB / 0.8542 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007162/0.08861, allocations: 0.6546 MB / 0.8953 GB, free: 11.05 MB / 0.8542 GB Notification: Performance of setup shared object (initialization): time 0.0001024/0.08871, allocations: 480.8 kB / 0.8957 GB, free: 10.57 MB / 0.8542 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.000765/0.08948, allocations: 0.5865 MB / 0.8963 GB, free: 9.977 MB / 0.8542 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001515/0.09099, allocations: 1.931 MB / 0.8982 GB, free: 7.516 MB / 0.8542 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.002395/0.09339, allocations: 2.664 MB / 0.9008 GB, free: 4.32 MB / 0.8542 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.162e-05/0.0934, allocations: 8 kB / 0.9008 GB, free: 4.312 MB / 0.8542 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 0.008018/0.1014, allocations: 4.538 MB / 0.9052 GB, free: 15.71 MB / 0.8698 GB Notification: Performance of prepare postOptimizeDAE: time 2.484e-05/0.1014, allocations: 16.56 kB / 0.9053 GB, free: 15.69 MB / 0.8698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.616e-05/0.1015, allocations: 28.19 kB / 0.9053 GB, free: 15.66 MB / 0.8698 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01185/0.1133, allocations: 4.299 MB / 0.9095 GB, free: 11.35 MB / 0.8698 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001495/0.1148, allocations: 0.6865 MB / 0.9102 GB, free: 10.66 MB / 0.8698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0146/0.1294, allocations: 14.61 MB / 0.9244 GB, free: 11.69 MB / 0.8855 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001459/0.1309, allocations: 155.8 kB / 0.9246 GB, free: 11.54 MB / 0.8855 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001804/0.1311, allocations: 127.9 kB / 0.9247 GB, free: 11.41 MB / 0.8855 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001467/0.1325, allocations: 0.743 MB / 0.9254 GB, free: 10.66 MB / 0.8855 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00176/0.1343, allocations: 1.919 MB / 0.9273 GB, free: 8.211 MB / 0.8855 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.003426/0.1377, allocations: 3.67 MB / 0.9309 GB, free: 3.969 MB / 0.8855 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.094e-05/0.1377, allocations: 8 kB / 0.9309 GB, free: 3.961 MB / 0.8855 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 0.007368/0.1451, allocations: 4.346 MB / 0.9351 GB, free: 15.53 MB / 0.9011 GB Notification: Performance of prepare postOptimizeDAE: time 1.932e-05/0.1451, allocations: 16 kB / 0.9351 GB, free: 15.52 MB / 0.9011 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.521e-05/0.1451, allocations: 28 kB / 0.9352 GB, free: 15.49 MB / 0.9011 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.00785/0.153, allocations: 2.835 MB / 0.9379 GB, free: 12.63 MB / 0.9011 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001646/0.1546, allocations: 0.7294 MB / 0.9386 GB, free: 11.9 MB / 0.9011 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01293/0.1676, allocations: 17.6 MB / 0.9558 GB, free: 9.723 MB / 0.9167 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001573/0.1691, allocations: 151.8 kB / 0.956 GB, free: 9.574 MB / 0.9167 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001754/0.1693, allocations: 123.9 kB / 0.9561 GB, free: 9.453 MB / 0.9167 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 0.000703/0.17, allocations: 493.1 kB / 0.9566 GB, free: 8.965 MB / 0.9167 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004512/0.1705, allocations: 290.7 kB / 0.9568 GB, free: 8.68 MB / 0.9167 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 0.007887/0.1784, allocations: 4.142 MB / 0.9609 GB, free: 4.496 MB / 0.9167 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.492e-05/0.1784, allocations: 28 kB / 0.9609 GB, free: 4.469 MB / 0.9167 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.114e-05/0.1784, allocations: 12 kB / 0.9609 GB, free: 4.457 MB / 0.9167 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.5e-05/0.1784, allocations: 11.95 kB / 0.9609 GB, free: 4.445 MB / 0.9167 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 0.01112/0.1895, allocations: 7.757 MB / 0.9685 GB, free: 12.51 MB / 0.9323 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.276e-06/0.1895, allocations: 8 kB / 0.9685 GB, free: 12.5 MB / 0.9323 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001024/0.1905, allocations: 447.7 kB / 0.969 GB, free: 12.06 MB / 0.9323 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01053/0.2011, allocations: 3.993 MB / 0.9728 GB, free: 8.051 MB / 0.9323 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001552/0.2012, allocations: 83.88 kB / 0.9729 GB, free: 7.969 MB / 0.9323 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0137/0.2149, allocations: 14.31 MB / 0.9869 GB, free: 9.242 MB / 0.948 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.566e-06/0.2149, allocations: 15.92 kB / 0.9869 GB, free: 9.227 MB / 0.948 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 0.007669/0.2226, allocations: 4.591 MB / 0.9914 GB, free: 4.387 MB / 0.948 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0007288/0.2233, allocations: 0.5296 MB / 0.9919 GB, free: 3.855 MB / 0.948 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001873/0.2235, allocations: 52 kB / 0.992 GB, free: 3.805 MB / 0.948 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0009463/0.2245, allocations: 95.95 kB / 0.9921 GB, free: 3.711 MB / 0.948 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003561/0.2248, allocations: 238.3 kB / 0.9923 GB, free: 3.473 MB / 0.948 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001244/0.225, allocations: 75.95 kB / 0.9924 GB, free: 3.398 MB / 0.948 GB Notification: Performance of sorting global known variables: time 0.000515/0.2255, allocations: 0.608 MB / 0.993 GB, free: 2.785 MB / 0.948 GB Notification: Performance of sort global known variables: time 9.1e-08/0.2255, allocations: 3.938 kB / 0.993 GB, free: 2.781 MB / 0.948 GB Notification: Performance of remove unused functions: time 0.004073/0.2295, allocations: 1.824 MB / 0.9947 GB, free: 0.957 MB / 0.948 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 34 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (165): * Single equations (assignments): 162 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(10,44,70.0%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0002806/0.2298, allocations: 186.8 kB / 0.9949 GB, free: 0.7617 MB / 0.948 GB Notification: Performance of simCode: created initialization part: time 0.007765/0.2376, allocations: 6.128 MB / 1.001 GB, free: 10.48 MB / 0.9636 GB Notification: Performance of simCode: created event and clocks part: time 4.168e-06/0.2376, allocations: 0 / 1.001 GB, free: 10.48 MB / 0.9636 GB Notification: Performance of simCode: created simulation system equations: time 0.002827/0.2404, allocations: 2.382 MB / 1.003 GB, free: 8.039 MB / 0.9636 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001017/0.2414, allocations: 291.6 kB / 1.004 GB, free: 7.758 MB / 0.9636 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.007903/0.2493, allocations: 6.443 MB / 1.01 GB, free: 1.129 MB / 0.9636 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0009937/0.2503, allocations: 1.118 MB / 1.011 GB, free: 15.98 MB / 0.9792 GB Notification: Performance of simCode: alias equations: time 0.001405/0.2517, allocations: 0.5559 MB / 1.011 GB, free: 15.43 MB / 0.9792 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007032/0.2524, allocations: 374 kB / 1.012 GB, free: 15.06 MB / 0.9792 GB Notification: Performance of SimCode: time 7.72e-07/0.2524, allocations: 0 / 1.012 GB, free: 15.06 MB / 0.9792 GB Notification: Performance of Templates: time 0.4259/0.6783, allocations: 81.06 MB / 1.091 GB, free: 243.2 MB / 1.01 GB " [Timeout remaining time 299] make -j1 -f Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 300] (rm -f Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS > Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 240] [Calling os._exit(0), Time elapsed: 6.605242487974465]