Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Fluid.Movers.Validation.SpeedControlled_y_linear.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 0.001678/0.001678, allocations: 114.8 kB / 18.89 MB, free: 2.898 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 0.002473/0.002473, allocations: 198 kB / 22.17 MB, free: 5.211 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 1.425/1.425, allocations: 225.6 MB / 250.9 MB, free: 13.27 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo): time 2.784/2.784, allocations: 476.7 MB / 0.7645 GB, free: 10.13 MB / 0.6231 GB " [Timeout remaining time 177] Using package Buildings with version 11.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.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: translateModel(Buildings.Fluid.Movers.Validation.SpeedControlled_y_linear,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|pumFixDp.m_flow|pumFixM_flow.dp",fileNamePrefix="Buildings_11_Buildings.Fluid.Movers.Validation.SpeedControlled_y_linear") translateModel(Buildings.Fluid.Movers.Validation.SpeedControlled_y_linear,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|pumFixDp.m_flow|pumFixM_flow.dp",fileNamePrefix="Buildings_11_Buildings.Fluid.Movers.Validation.SpeedControlled_y_linear") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 0.003073/0.003073, allocations: 63.91 kB / 1.109 GB, free: 6.547 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.7908/0.7938, allocations: 168.7 MB / 1.274 GB, free: 4.547 MB / 0.9669 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Movers.Validation.SpeedControlled_y_linear): time 0.06509/0.8589, allocations: 59.55 MB / 1.332 GB, free: 8.801 MB / 1.029 GB Notification: Performance of NFInst.instExpressions: time 0.03186/0.8908, allocations: 20.1 MB / 1.352 GB, free: 4.648 MB / 1.045 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.003576/0.8944, allocations: 91.5 kB / 1.352 GB, free: 4.559 MB / 1.045 GB Notification: Performance of NFTyping.typeComponents: time 0.006406/0.9008, allocations: 2.018 MB / 1.354 GB, free: 2.531 MB / 1.045 GB Notification: Performance of NFTyping.typeBindings: time 0.008746/0.9095, allocations: 3.074 MB / 1.357 GB, free: 15.45 MB / 1.061 GB Notification: Performance of NFTyping.typeClassSections: time 0.006353/0.9159, allocations: 2.395 MB / 1.359 GB, free: 13.06 MB / 1.061 GB Notification: Performance of NFFlatten.flatten: time 0.02309/0.939, allocations: 14.64 MB / 1.374 GB, free: 14.4 MB / 1.076 GB Notification: Performance of NFFlatten.resolveConnections: time 0.003293/0.9422, allocations: 1.479 MB / 1.375 GB, free: 12.88 MB / 1.076 GB Notification: Performance of NFEvalConstants.evaluate: time 0.006965/0.9492, allocations: 2.145 MB / 1.377 GB, free: 10.73 MB / 1.076 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004268/0.9535, allocations: 1.662 MB / 1.379 GB, free: 9.062 MB / 1.076 GB Notification: Performance of NFPackage.collectConstants: time 0.0008182/0.9543, allocations: 212 kB / 1.379 GB, free: 8.855 MB / 1.076 GB Notification: Performance of NFFlatten.collectFunctions: time 0.005705/0.96, allocations: 2.398 MB / 1.381 GB, free: 6.453 MB / 1.076 GB Notification: Performance of NFScalarize.scalarize: time 0.001507/0.9615, allocations: 0.9305 MB / 1.382 GB, free: 5.52 MB / 1.076 GB Notification: Performance of NFVerifyModel.verify: time 0.002334/0.9638, allocations: 1.411 MB / 1.384 GB, free: 4.102 MB / 1.076 GB Notification: Performance of NFConvertDAE.convert: time 0.009493/0.9733, allocations: 4.698 MB / 1.388 GB, free: 15.39 MB / 1.092 GB Notification: Performance of FrontEnd - DAE generated: time 5.2e-06/0.9733, allocations: 3.938 kB / 1.388 GB, free: 15.38 MB / 1.092 GB Notification: Performance of FrontEnd: time 1.984e-06/0.9733, allocations: 4 kB / 1.388 GB, free: 15.38 MB / 1.092 GB Notification: Performance of Transformations before backend: time 0.0001191/0.9735, allocations: 4 kB / 1.388 GB, free: 15.38 MB / 1.092 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 266 * Number of variables: 266 Notification: Performance of Generate backend data structure: time 0.007755/0.9812, allocations: 3.363 MB / 1.391 GB, free: 11.93 MB / 1.092 GB Notification: Performance of prepare preOptimizeDAE: time 4.762e-05/0.9813, allocations: 12.03 kB / 1.391 GB, free: 11.92 MB / 1.092 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.005923/0.9872, allocations: 0.9542 MB / 1.392 GB, free: 10.96 MB / 1.092 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.009361/0.9966, allocations: 3.602 MB / 1.396 GB, free: 7.293 MB / 1.092 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001345/0.9967, allocations: 94.02 kB / 1.396 GB, free: 7.199 MB / 1.092 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.000356/0.997, allocations: 124 kB / 1.396 GB, free: 7.078 MB / 1.092 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003344/1, allocations: 1.507 MB / 1.398 GB, free: 5.5 MB / 1.092 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.583e-05/1, allocations: 4 kB / 1.398 GB, free: 5.496 MB / 1.092 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000131/1.001, allocations: 48 kB / 1.398 GB, free: 5.449 MB / 1.092 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.274e-05/1.001, allocations: 24 kB / 1.398 GB, free: 5.426 MB / 1.092 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.00345/1.004, allocations: 1.327 MB / 1.399 GB, free: 4.102 MB / 1.092 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 0.01178/1.016, allocations: 7.179 MB / 1.406 GB, free: 12.48 MB / 1.107 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002894/1.019, allocations: 0.9743 MB / 1.407 GB, free: 11.5 MB / 1.107 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001281/1.02, allocations: 478.2 kB / 1.407 GB, free: 11.03 MB / 1.107 GB Notification: Performance of preOpt evalFunc (simulation): time 0.004868/1.025, allocations: 3.028 MB / 1.41 GB, free: 7.715 MB / 1.107 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.807e-05/1.025, allocations: 43.06 kB / 1.41 GB, free: 7.664 MB / 1.107 GB Notification: Performance of pre-optimization done (n=58): time 2.395e-06/1.025, allocations: 0 / 1.41 GB, free: 7.664 MB / 1.107 GB Notification: Performance of matching and sorting (n=58): time 0.005197/1.03, allocations: 1.721 MB / 1.412 GB, free: 5.918 MB / 1.107 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.929e-05/1.03, allocations: 55.97 kB / 1.412 GB, free: 5.848 MB / 1.107 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.004099/1.034, allocations: 2.671 MB / 1.415 GB, free: 3.16 MB / 1.107 GB Notification: Performance of collectPreVariables (initialization): time 0.0002041/1.034, allocations: 49.64 kB / 1.415 GB, free: 3.105 MB / 1.107 GB Notification: Performance of collectInitialEqns (initialization): time 0.001024/1.035, allocations: 1.062 MB / 1.416 GB, free: 2.035 MB / 1.107 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002874/1.036, allocations: 222.2 kB / 1.416 GB, free: 1.816 MB / 1.107 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0006575/1.036, allocations: 443.2 kB / 1.416 GB, free: 1.379 MB / 1.107 GB Notification: Performance of setup shared object (initialization): time 0.000121/1.037, allocations: 301.1 kB / 1.417 GB, free: 1.082 MB / 1.107 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.002179/1.039, allocations: 1.156 MB / 1.418 GB, free: 15.92 MB / 1.123 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.002569/1.041, allocations: 1.563 MB / 1.419 GB, free: 14.21 MB / 1.123 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.004352/1.046, allocations: 2.461 MB / 1.422 GB, free: 11.63 MB / 1.123 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.06e-05/1.046, allocations: 4 kB / 1.422 GB, free: 11.63 MB / 1.123 GB Notification: Performance of matching and sorting (n=234) (initialization): time 0.006019/1.052, allocations: 3.054 MB / 1.425 GB, free: 8.562 MB / 1.123 GB Notification: Performance of prepare postOptimizeDAE: time 2.992e-05/1.052, allocations: 8 kB / 1.425 GB, free: 8.555 MB / 1.123 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.905e-05/1.052, allocations: 8 kB / 1.425 GB, free: 8.547 MB / 1.123 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0004541/1.052, allocations: 113.2 kB / 1.425 GB, free: 8.434 MB / 1.123 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001461/1.054, allocations: 347.5 kB / 1.425 GB, free: 8.094 MB / 1.123 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.000569/1.054, allocations: 0.6109 MB / 1.426 GB, free: 7.457 MB / 1.123 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002057/1.056, allocations: 238.6 kB / 1.426 GB, free: 7.223 MB / 1.123 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001923/1.056, allocations: 95.95 kB / 1.426 GB, free: 7.129 MB / 1.123 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.002806/1.059, allocations: 1.507 MB / 1.428 GB, free: 5.617 MB / 1.123 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.002235/1.061, allocations: 1.375 MB / 1.429 GB, free: 4.09 MB / 1.123 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.003708/1.065, allocations: 2.09 MB / 1.431 GB, free: 1.891 MB / 1.123 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 6.462e-06/1.065, allocations: 4 kB / 1.431 GB, free: 1.887 MB / 1.123 GB Notification: Performance of matching and sorting (n=234) (initialization_lambda0): time 0.005614/1.071, allocations: 2.683 MB / 1.434 GB, free: 15.2 MB / 1.139 GB Notification: Performance of prepare postOptimizeDAE: time 2.472e-05/1.071, allocations: 12.38 kB / 1.434 GB, free: 15.18 MB / 1.139 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.5e-05/1.071, allocations: 8 kB / 1.434 GB, free: 15.18 MB / 1.139 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0005565/1.071, allocations: 124.8 kB / 1.434 GB, free: 15.05 MB / 1.139 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001327/1.073, allocations: 335.6 kB / 1.434 GB, free: 14.72 MB / 1.139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.004482/1.077, allocations: 2.829 MB / 1.437 GB, free: 11.68 MB / 1.139 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002213/1.079, allocations: 187.2 kB / 1.437 GB, free: 11.5 MB / 1.139 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001933/1.08, allocations: 87.95 kB / 1.437 GB, free: 11.41 MB / 1.139 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 37 * 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 (164): * Single equations (assignments): 159 * Array equations: 2 * Algorithm blocks: 0 * Record equations: 2 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,4)} Notification: Performance of prepare postOptimizeDAE: time 0.0004393/1.08, allocations: 258.5 kB / 1.437 GB, free: 11.16 MB / 1.139 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004603/1.081, allocations: 250.3 kB / 1.438 GB, free: 10.91 MB / 1.139 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.004141/1.085, allocations: 1.576 MB / 1.439 GB, free: 9.32 MB / 1.139 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.382e-05/1.085, allocations: 8 kB / 1.439 GB, free: 9.312 MB / 1.139 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.346e-06/1.085, allocations: 0 / 1.439 GB, free: 9.312 MB / 1.139 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.132e-05/1.085, allocations: 7.922 kB / 1.439 GB, free: 9.305 MB / 1.139 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.006646/1.091, allocations: 3.141 MB / 1.442 GB, free: 6.07 MB / 1.139 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.926e-06/1.091, allocations: 4 kB / 1.442 GB, free: 6.066 MB / 1.139 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.000941/1.092, allocations: 167.8 kB / 1.442 GB, free: 5.902 MB / 1.139 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.000253/1.093, allocations: 80.64 kB / 1.442 GB, free: 5.82 MB / 1.139 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 7.157e-05/1.093, allocations: 27.97 kB / 1.442 GB, free: 5.793 MB / 1.139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0004778/1.093, allocations: 0.6069 MB / 1.443 GB, free: 5.16 MB / 1.139 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.017e-06/1.093, allocations: 4 kB / 1.443 GB, free: 5.156 MB / 1.139 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003813/1.097, allocations: 1.533 MB / 1.445 GB, free: 3.574 MB / 1.139 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001122/1.098, allocations: 455 kB / 1.445 GB, free: 3.109 MB / 1.139 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002871/1.098, allocations: 16 kB / 1.445 GB, free: 3.094 MB / 1.139 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001195/1.1, allocations: 83.86 kB / 1.445 GB, free: 3.012 MB / 1.139 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001224/1.1, allocations: 64.42 kB / 1.445 GB, free: 2.949 MB / 1.139 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 9.556e-05/1.1, allocations: 43.97 kB / 1.445 GB, free: 2.906 MB / 1.139 GB Notification: Performance of sorting global known variables: time 0.002908/1.103, allocations: 1.776 MB / 1.447 GB, free: 1.129 MB / 1.139 GB Notification: Performance of sort global known variables: time 1.31e-07/1.103, allocations: 0 / 1.447 GB, free: 1.129 MB / 1.139 GB Notification: Performance of remove unused functions: time 0.003367/1.106, allocations: 1.259 MB / 1.448 GB, free: 15.86 MB / 1.154 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 9 * 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 (69): * Single equations (assignments): 60 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 8 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,5)} Notification: Performance of Backend phase and start with SimCode phase: time 0.001903/1.108, allocations: 0.7939 MB / 1.449 GB, free: 15.07 MB / 1.154 GB Notification: Performance of simCode: created initialization part: time 0.00722/1.115, allocations: 3.186 MB / 1.452 GB, free: 11.88 MB / 1.154 GB Notification: Performance of simCode: created event and clocks part: time 7.203e-06/1.115, allocations: 4 kB / 1.452 GB, free: 11.88 MB / 1.154 GB Notification: Performance of simCode: created simulation system equations: time 0.001551/1.117, allocations: 0.559 MB / 1.453 GB, free: 11.32 MB / 1.154 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.005408/1.122, allocations: 1.23 MB / 1.454 GB, free: 10.13 MB / 1.154 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.007766/1.13, allocations: 4.186 MB / 1.458 GB, free: 5.879 MB / 1.154 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001633/1.132, allocations: 1.729 MB / 1.46 GB, free: 4.121 MB / 1.154 GB Notification: Performance of simCode: alias equations: time 0.002784/1.134, allocations: 0.7049 MB / 1.46 GB, free: 3.414 MB / 1.154 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000569/1.135, allocations: 203.3 kB / 1.46 GB, free: 3.215 MB / 1.154 GB Notification: Performance of SimCode: time 9.52e-07/1.135, allocations: 0 / 1.46 GB, free: 3.215 MB / 1.154 GB Notification: Performance of Templates: time 0.0977/1.233, allocations: 54.51 MB / 1.514 GB, free: 13.34 MB / 1.217 GB " [Timeout remaining time 299] make -j1 -f Buildings_11_Buildings.Fluid.Movers.Validation.SpeedControlled_y_linear.makefile [Timeout 300] (rm -f Buildings_11_Buildings.Fluid.Movers.Validation.SpeedControlled_y_linear.pipe ; mkfifo Buildings_11_Buildings.Fluid.Movers.Validation.SpeedControlled_y_linear.pipe ; head -c 1048576 < Buildings_11_Buildings.Fluid.Movers.Validation.SpeedControlled_y_linear.pipe >> ../files/Buildings_11_Buildings.Fluid.Movers.Validation.SpeedControlled_y_linear.sim & ./Buildings_11_Buildings.Fluid.Movers.Validation.SpeedControlled_y_linear -abortSlowSimulation -alarm=400 -s gbode -emit_protected -lv LOG_STATS > Buildings_11_Buildings.Fluid.Movers.Validation.SpeedControlled_y_linear.pipe 2>&1) [Timeout 400] diffSimulationResults("Buildings_11_Buildings.Fluid.Movers.Validation.SpeedControlled_y_linear_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_Fluid_Movers_Validation_SpeedControlled_y_linear.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork_2/OpenModelicaLibraryTesting/files/Buildings_11_Buildings.Fluid.Movers.Validation.SpeedControlled_y_linear.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "" [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 10.320660906843841]