Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Airflow.Multizone.Examples.ChimneyShaftWithVolume.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) [Timeout 90] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 90] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 90] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo", uses=false) [Timeout 90] Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/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: translateModel(IBPSA.Airflow.Multizone.Examples.ChimneyShaftWithVolume,tolerance=1e-06,outputFormat="empty",numberOfIntervals=500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Airflow.Multizone.Examples.ChimneyShaftWithVolume") translateModel(IBPSA.Airflow.Multizone.Examples.ChimneyShaftWithVolume,tolerance=1e-06,outputFormat="empty",numberOfIntervals=500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Airflow.Multizone.Examples.ChimneyShaftWithVolume") [Timeout 660] Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0013/0.0013, allocations: 112.6 kB / 17.33 MB, free: 5.027 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001251/0.001251, allocations: 201.8 kB / 18.33 MB, free: 4.035 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.361/1.361, allocations: 225.6 MB / 244.8 MB, free: 13.67 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.8086/0.8086, allocations: 128.4 MB / 426.1 MB, free: 7.211 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001886/0.001886, allocations: 59.91 kB / 0.5912 GB, free: 21.47 MB / 446.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1328/0.1347, allocations: 83.26 MB / 0.6725 GB, free: 3.895 MB / 0.4981 GB Notification: Performance of NFInst.instantiate(IBPSA.Airflow.Multizone.Examples.ChimneyShaftWithVolume): time 0.5221/0.6567, allocations: 236.8 MB / 0.9038 GB, free: 15.05 MB / 0.67 GB Notification: Performance of NFInst.instExpressions: time 0.01616/0.6729, allocations: 10.44 MB / 0.9139 GB, free: 4.586 MB / 0.67 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.00253/0.6754, allocations: 63.69 kB / 0.914 GB, free: 4.523 MB / 0.67 GB Notification: Performance of NFTyping.typeComponents: time 0.003905/0.6793, allocations: 1.235 MB / 0.9152 GB, free: 3.281 MB / 0.67 GB Notification: Performance of NFTyping.typeBindings: time 0.009261/0.6886, allocations: 3.784 MB / 0.9189 GB, free: 15.48 MB / 0.6856 GB Notification: Performance of NFTyping.typeClassSections: time 0.005377/0.694, allocations: 2.106 MB / 0.921 GB, free: 13.38 MB / 0.6856 GB Notification: Performance of NFFlatten.flatten: time 0.006429/0.7004, allocations: 4.459 MB / 0.9253 GB, free: 8.91 MB / 0.6856 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00215/0.7026, allocations: 1.325 MB / 0.9266 GB, free: 7.547 MB / 0.6856 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003814/0.7064, allocations: 1.915 MB / 0.9285 GB, free: 5.625 MB / 0.6856 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003157/0.7095, allocations: 1.582 MB / 0.93 GB, free: 4.047 MB / 0.6856 GB Notification: Performance of NFPackage.collectConstants: time 0.0004423/0.71, allocations: 184 kB / 0.9302 GB, free: 3.867 MB / 0.6856 GB Notification: Performance of NFFlatten.collectFunctions: time 0.006648/0.7166, allocations: 3.417 MB / 0.9335 GB, free: 452 kB / 0.6856 GB Notification: Performance of NFScalarize.scalarize: time 0.001036/0.7177, allocations: 0.7204 MB / 0.9342 GB, free: 15.72 MB / 0.7012 GB Notification: Performance of NFVerifyModel.verify: time 0.001618/0.7193, allocations: 1.065 MB / 0.9353 GB, free: 14.65 MB / 0.7012 GB Notification: Performance of NFConvertDAE.convert: time 0.006945/0.7262, allocations: 3.835 MB / 0.939 GB, free: 10.8 MB / 0.7012 GB Notification: Performance of FrontEnd - DAE generated: time 3.777e-06/0.7262, allocations: 0 / 0.939 GB, free: 10.8 MB / 0.7012 GB Notification: Performance of FrontEnd: time 1.122e-06/0.7262, allocations: 0 / 0.939 GB, free: 10.8 MB / 0.7012 GB Notification: Performance of Transformations before backend: time 5.448e-05/0.7263, allocations: 0 / 0.939 GB, free: 10.8 MB / 0.7012 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 344 * Number of variables: 344 Notification: Performance of Generate backend data structure: time 0.005678/0.732, allocations: 2.553 MB / 0.9415 GB, free: 8.188 MB / 0.7012 GB Notification: Performance of prepare preOptimizeDAE: time 3.656e-05/0.732, allocations: 12.03 kB / 0.9415 GB, free: 8.176 MB / 0.7012 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003493/0.7355, allocations: 0.5295 MB / 0.9421 GB, free: 7.645 MB / 0.7012 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002392/0.7379, allocations: 1.304 MB / 0.9433 GB, free: 6.285 MB / 0.7012 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 9.164e-05/0.738, allocations: 98.66 kB / 0.9434 GB, free: 6.188 MB / 0.7012 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002395/0.7382, allocations: 139.9 kB / 0.9436 GB, free: 6.051 MB / 0.7012 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002992/0.7412, allocations: 1.666 MB / 0.9452 GB, free: 4.316 MB / 0.7012 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.903e-05/0.7412, allocations: 7.938 kB / 0.9452 GB, free: 4.309 MB / 0.7012 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001428/0.7414, allocations: 56.86 kB / 0.9452 GB, free: 4.254 MB / 0.7012 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 8.665e-05/0.7415, allocations: 74.56 kB / 0.9453 GB, free: 4.18 MB / 0.7012 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002712/0.7442, allocations: 1.447 MB / 0.9467 GB, free: 2.727 MB / 0.7012 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 0.009344/0.7535, allocations: 7.062 MB / 0.9536 GB, free: 11.19 MB / 0.7169 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001948/0.7555, allocations: 1.149 MB / 0.9547 GB, free: 9.992 MB / 0.7169 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0009421/0.7564, allocations: 0.5654 MB / 0.9553 GB, free: 9.43 MB / 0.7169 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0008958/0.7573, allocations: 0.8633 MB / 0.9561 GB, free: 8.383 MB / 0.7169 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.00109/0.7584, allocations: 0.6064 MB / 0.9567 GB, free: 7.766 MB / 0.7169 GB Notification: Performance of pre-optimization done (n=110): time 2.695e-06/0.7584, allocations: 0 / 0.9567 GB, free: 7.766 MB / 0.7169 GB Notification: Performance of matching and sorting (n=110): time 0.003161/0.7616, allocations: 1.589 MB / 0.9583 GB, free: 6.168 MB / 0.7169 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.187e-05/0.7616, allocations: 86.11 kB / 0.9584 GB, free: 6.066 MB / 0.7169 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001595/0.7632, allocations: 1.195 MB / 0.9595 GB, free: 4.852 MB / 0.7169 GB Notification: Performance of collectPreVariables (initialization): time 0.0001095/0.7633, allocations: 49.7 kB / 0.9596 GB, free: 4.797 MB / 0.7169 GB Notification: Performance of collectInitialEqns (initialization): time 0.0006008/0.7639, allocations: 0.6903 MB / 0.9603 GB, free: 4.102 MB / 0.7169 GB Notification: Performance of collectInitialBindings (initialization): time 0.0003893/0.7643, allocations: 400.5 kB / 0.9606 GB, free: 3.707 MB / 0.7169 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002997/0.7646, allocations: 178.6 kB / 0.9608 GB, free: 3.527 MB / 0.7169 GB Notification: Performance of setup shared object (initialization): time 0.0001604/0.7648, allocations: 345.9 kB / 0.9611 GB, free: 3.184 MB / 0.7169 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007816/0.7656, allocations: 428.6 kB / 0.9615 GB, free: 2.762 MB / 0.7169 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0008911/0.7664, allocations: 0.5506 MB / 0.9621 GB, free: 2.18 MB / 0.7169 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001694/0.7681, allocations: 1.02 MB / 0.9631 GB, free: 1.125 MB / 0.7169 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.187e-06/0.7681, allocations: 0 / 0.9631 GB, free: 1.125 MB / 0.7169 GB Notification: Performance of matching and sorting (n=126) (initialization): time 0.002225/0.7704, allocations: 1.227 MB / 0.9643 GB, free: 15.89 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 2.449e-05/0.7704, allocations: 8 kB / 0.9643 GB, free: 15.89 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.099e-05/0.7704, allocations: 8.188 kB / 0.9643 GB, free: 15.88 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.358e-05/0.7704, allocations: 12 kB / 0.9643 GB, free: 15.87 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0009782/0.7714, allocations: 215.7 kB / 0.9645 GB, free: 15.66 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.537e-05/0.7714, allocations: 8 kB / 0.9645 GB, free: 15.65 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001056/0.7725, allocations: 95.28 kB / 0.9646 GB, free: 15.55 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.483e-05/0.7726, allocations: 36 kB / 0.9646 GB, free: 15.52 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001269/0.7738, allocations: 0.7401 MB / 0.9654 GB, free: 14.77 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0008655/0.7747, allocations: 0.54 MB / 0.9659 GB, free: 14.2 MB / 0.7325 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.001626/0.7763, allocations: 0.9932 MB / 0.9669 GB, free: 13.17 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.755e-06/0.7763, allocations: 0 / 0.9669 GB, free: 13.17 MB / 0.7325 GB Notification: Performance of matching and sorting (n=126) (initialization_lambda0): time 0.002185/0.7785, allocations: 1.207 MB / 0.968 GB, free: 11.96 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 1.346e-05/0.7785, allocations: 4 kB / 0.968 GB, free: 11.95 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.446e-06/0.7785, allocations: 5.562 kB / 0.9681 GB, free: 11.95 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.215e-05/0.7785, allocations: 11.94 kB / 0.9681 GB, free: 11.94 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0009528/0.7795, allocations: 207.7 kB / 0.9683 GB, free: 11.73 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.219e-05/0.7795, allocations: 12.31 kB / 0.9683 GB, free: 11.72 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001107/0.7806, allocations: 75.5 kB / 0.9683 GB, free: 11.65 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.893e-05/0.7807, allocations: 32 kB / 0.9684 GB, free: 11.62 MB / 0.7325 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 11 * Number of states: 0 () * Number of discrete variables: 5 ($PRE.mRoo_flow.nextTimeEvent,$whenCondition1,mRoo_flow.nextTimeEventScaled,$PRE.mRoo_flow.nextTimeEventScaled,mRoo_flow.nextTimeEvent) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (126): * Single equations (assignments): 126 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.0003215/0.781, allocations: 247.9 kB / 0.9686 GB, free: 11.37 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002802/0.7813, allocations: 159 kB / 0.9688 GB, free: 11.21 MB / 0.7325 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002417/0.7837, allocations: 1.254 MB / 0.97 GB, free: 9.945 MB / 0.7325 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.119e-05/0.7837, allocations: 12.09 kB / 0.97 GB, free: 9.934 MB / 0.7325 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.971e-06/0.7837, allocations: 0 / 0.97 GB, free: 9.934 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.001704/0.7854, allocations: 1.015 MB / 0.971 GB, free: 8.906 MB / 0.7325 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.005298/0.7907, allocations: 3.163 MB / 0.9741 GB, free: 5.621 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.201e-06/0.7907, allocations: 1 kB / 0.9741 GB, free: 5.621 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001154/0.7919, allocations: 232 kB / 0.9743 GB, free: 5.395 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.254e-05/0.7919, allocations: 8 kB / 0.9743 GB, free: 5.387 MB / 0.7325 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 7.98e-05/0.792, allocations: 31.98 kB / 0.9743 GB, free: 5.355 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 8.405e-06/0.792, allocations: 4 kB / 0.9743 GB, free: 5.352 MB / 0.7325 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.5e-06/0.792, allocations: 11.88 kB / 0.9744 GB, free: 5.34 MB / 0.7325 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003119/0.7951, allocations: 1.917 MB / 0.9762 GB, free: 3.371 MB / 0.7325 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0006826/0.7958, allocations: 360.7 kB / 0.9766 GB, free: 3 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002141/0.796, allocations: 31.98 kB / 0.9766 GB, free: 2.969 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0009069/0.7969, allocations: 32.67 kB / 0.9766 GB, free: 2.938 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001697/0.7971, allocations: 76.84 kB / 0.9767 GB, free: 2.863 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 8.657e-05/0.7972, allocations: 43.98 kB / 0.9767 GB, free: 2.82 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.001163/0.7983, allocations: 0.8298 MB / 0.9776 GB, free: 1.988 MB / 0.7325 GB Notification: Performance of sort global known variables: time 9e-08/0.7983, allocations: 192 / 0.9776 GB, free: 1.988 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.001846/0.8002, allocations: 0.8499 MB / 0.9784 GB, free: 1.137 MB / 0.7325 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 11 * Number of states: 9 (roo.dynBal.medium.Xi[1],roo.dynBal.U,roo.dynBal.m,oriChiTop.mExc,oriBot.mExc,oriChiBot.mExc,sha.vol.dynBal.medium.Xi[1],sha.vol.dynBal.U,sha.vol.dynBal.m) * Number of discrete variables: 3 ($whenCondition1,mRoo_flow.nextTimeEvent,mRoo_flow.nextTimeEventScaled) * Number of discrete states: 2 (mRoo_flow.nextTimeEvent,mRoo_flow.nextTimeEventScaled) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (110): * Single equations (assignments): 108 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 2 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.001838/0.802, allocations: 0.5827 MB / 0.979 GB, free: 0.7148 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.002848/0.8049, allocations: 1.525 MB / 0.9804 GB, free: 15.19 MB / 0.7481 GB Notification: Performance of simCode: created event and clocks part: time 4.508e-06/0.8049, allocations: 0 / 0.9804 GB, free: 15.19 MB / 0.7481 GB Notification: Performance of simCode: created simulation system equations: time 0.0009427/0.8058, allocations: 0.5378 MB / 0.981 GB, free: 14.65 MB / 0.7481 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003491/0.8093, allocations: 0.8774 MB / 0.9818 GB, free: 13.79 MB / 0.7481 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005453/0.8148, allocations: 3.366 MB / 0.9851 GB, free: 10.36 MB / 0.7481 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001035/0.8158, allocations: 1.364 MB / 0.9864 GB, free: 8.969 MB / 0.7481 GB Notification: Performance of simCode: alias equations: time 0.001602/0.8174, allocations: 455.6 kB / 0.9869 GB, free: 8.52 MB / 0.7481 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003781/0.8178, allocations: 115.4 kB / 0.987 GB, free: 8.406 MB / 0.7481 GB Notification: Performance of SimCode: time 6.31e-07/0.8178, allocations: 0 / 0.987 GB, free: 8.406 MB / 0.7481 GB Notification: Performance of Templates: time 0.05115/0.8689, allocations: 30.58 MB / 1.017 GB, free: 10.16 MB / 0.7794 GB make -j1 -f IBPSA_latest_IBPSA.Airflow.Multizone.Examples.ChimneyShaftWithVolume.makefile [Timeout 660] (rm -f IBPSA_latest_IBPSA.Airflow.Multizone.Examples.ChimneyShaftWithVolume.pipe ; mkfifo IBPSA_latest_IBPSA.Airflow.Multizone.Examples.ChimneyShaftWithVolume.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Airflow.Multizone.Examples.ChimneyShaftWithVolume.pipe >> ../files/IBPSA_latest_IBPSA.Airflow.Multizone.Examples.ChimneyShaftWithVolume.sim & ./IBPSA_latest_IBPSA.Airflow.Multizone.Examples.ChimneyShaftWithVolume -abortSlowSimulation -alarm=480 -lv LOG_STATS > IBPSA_latest_IBPSA.Airflow.Multizone.Examples.ChimneyShaftWithVolume.pipe 2>&1) [Timeout 480]