Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.Fluid.Sources.Examples.Outside.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 0.001298/0.001298, allocations: 116.1 kB / 17.17 MB, free: 6 MB / 14.72 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 0.001711/0.001711, allocations: 209.5 kB / 20.13 MB, free: 3.055 MB / 14.72 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 1.415/1.415, allocations: 230.6 MB / 253.5 MB, free: 15.14 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 master/package.mo): time 0.00237/0.00237, allocations: 288.1 kB / 309.8 MB, free: 3.406 MB / 238.1 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo): time 1.053/1.053, allocations: 180.6 MB / 0.5338 GB, free: 12.41 MB / 398.1 MB " [Timeout remaining time 179] Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 master/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(BuildingSystems.Fluid.Sources.Examples.Outside,fileNamePrefix="BuildingSystems_BuildingSystems_Fluid_Sources_Examples_Outside",fmuType="cs",version="2.0",platforms={"static"}) "" <> buildModelFMU(BuildingSystems.Fluid.Sources.Examples.Outside,fileNamePrefix="BuildingSystems_BuildingSystems_Fluid_Sources_Examples_Outside",fmuType="cs",version="2.0",platforms={"static"}) [Timeout 660] "Notification: NcDataReader2 requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: BuildingSystems requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.002848/0.002848, allocations: 109.7 kB / 0.7347 GB, free: 2.516 MB / 0.4981 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.5211/0.5239, allocations: 95.34 MB / 0.8278 GB, free: 3.055 MB / 0.5762 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Fluid.Sources.Examples.Outside): time 0.2298/0.7537, allocations: 180.1 MB / 1.004 GB, free: 5.57 MB / 0.7325 GB Notification: Performance of NFInst.instExpressions: time 0.01773/0.7715, allocations: 11.02 MB / 1.014 GB, free: 10.51 MB / 0.7481 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.00152/0.773, allocations: 43.62 kB / 1.014 GB, free: 10.47 MB / 0.7481 GB Notification: Performance of NFTyping.typeComponents: time 0.001625/0.7746, allocations: 428.6 kB / 1.015 GB, free: 10.05 MB / 0.7481 GB Notification: Performance of NFTyping.typeBindings: time 0.004206/0.7788, allocations: 1.118 MB / 1.016 GB, free: 8.926 MB / 0.7481 GB Notification: Performance of NFTyping.typeClassSections: time 0.005698/0.7845, allocations: 1.757 MB / 1.018 GB, free: 7.176 MB / 0.7481 GB Notification: Performance of NFFlatten.flatten: time 0.00404/0.7886, allocations: 2.404 MB / 1.02 GB, free: 4.758 MB / 0.7481 GB Notification: Performance of NFFlatten.resolveConnections: time 0.002485/0.7911, allocations: 1.151 MB / 1.021 GB, free: 3.566 MB / 0.7481 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00454/0.7956, allocations: 1.337 MB / 1.022 GB, free: 2.242 MB / 0.7481 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001585/0.7972, allocations: 0.8325 MB / 1.023 GB, free: 1.406 MB / 0.7481 GB Notification: Performance of NFPackage.collectConstants: time 0.0005107/0.7977, allocations: 160 kB / 1.023 GB, free: 1.25 MB / 0.7481 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003905/0.8016, allocations: 1.497 MB / 1.025 GB, free: 15.75 MB / 0.7637 GB Notification: Performance of NFScalarize.scalarize: time 0.0006861/0.8023, allocations: 462.5 kB / 1.025 GB, free: 15.3 MB / 0.7637 GB Notification: Performance of NFVerifyModel.verify: time 0.001377/0.8037, allocations: 0.793 MB / 1.026 GB, free: 14.5 MB / 0.7637 GB Notification: Performance of NFConvertDAE.convert: time 0.005094/0.8088, allocations: 2.639 MB / 1.029 GB, free: 11.85 MB / 0.7637 GB Notification: Performance of FrontEnd - DAE generated: time 5.911e-06/0.8088, allocations: 0 / 1.029 GB, free: 11.85 MB / 0.7637 GB Notification: Performance of FrontEnd: time 2.394e-06/0.8088, allocations: 4 kB / 1.029 GB, free: 11.85 MB / 0.7637 GB Notification: Performance of Transformations before backend: time 7.587e-05/0.8088, allocations: 0 / 1.029 GB, free: 11.85 MB / 0.7637 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 296 * Number of variables: 296 Notification: Performance of Generate backend data structure: time 0.004799/0.8136, allocations: 1.97 MB / 1.031 GB, free: 9.816 MB / 0.7637 GB Notification: Performance of prepare preOptimizeDAE: time 5.159e-05/0.8137, allocations: 8.031 kB / 1.031 GB, free: 9.809 MB / 0.7637 GB Notification: Performance of preOpt introduceOutputRealDerivatives (simulation): time 5.64e-05/0.8137, allocations: 30.33 kB / 1.031 GB, free: 9.777 MB / 0.7637 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0003888/0.8141, allocations: 173.4 kB / 1.031 GB, free: 9.598 MB / 0.7637 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003078/0.8172, allocations: 410.6 kB / 1.031 GB, free: 9.195 MB / 0.7637 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002184/0.8194, allocations: 1.012 MB / 1.032 GB, free: 8.137 MB / 0.7637 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 9.691e-05/0.8195, allocations: 94.33 kB / 1.032 GB, free: 8.043 MB / 0.7637 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002466/0.8197, allocations: 112 kB / 1.032 GB, free: 7.934 MB / 0.7637 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003002/0.8227, allocations: 1.298 MB / 1.034 GB, free: 6.57 MB / 0.7637 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.782e-05/0.8228, allocations: 4 kB / 1.034 GB, free: 6.566 MB / 0.7637 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001515/0.8229, allocations: 55.98 kB / 1.034 GB, free: 6.512 MB / 0.7637 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.013e-05/0.8229, allocations: 28 kB / 1.034 GB, free: 6.484 MB / 0.7637 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002919/0.8259, allocations: 1.445 MB / 1.035 GB, free: 5.031 MB / 0.7637 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 0.007596/0.8335, allocations: 4.066 MB / 1.039 GB, free: 0.7617 MB / 0.7637 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002483/0.8359, allocations: 1.149 MB / 1.04 GB, free: 15.59 MB / 0.7794 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0008377/0.8368, allocations: 417.3 kB / 1.041 GB, free: 15.19 MB / 0.7794 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0008628/0.8376, allocations: 437.2 kB / 1.041 GB, free: 14.68 MB / 0.7794 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.001317/0.839, allocations: 0.6566 MB / 1.042 GB, free: 14.01 MB / 0.7794 GB Notification: Performance of pre-optimization done (n=106): time 3.006e-06/0.839, allocations: 0 / 1.042 GB, free: 14.01 MB / 0.7794 GB Notification: Performance of matching and sorting (n=106): time 0.00448/0.8434, allocations: 1.622 MB / 1.043 GB, free: 12.36 MB / 0.7794 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001281/0.8436, allocations: 192.9 kB / 1.043 GB, free: 12.13 MB / 0.7794 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001454/0.845, allocations: 0.9035 MB / 1.044 GB, free: 11.2 MB / 0.7794 GB Notification: Performance of collectPreVariables (initialization): time 0.0001149/0.8451, allocations: 49.7 kB / 1.044 GB, free: 11.15 MB / 0.7794 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005101/0.8457, allocations: 0.5285 MB / 1.045 GB, free: 10.61 MB / 0.7794 GB Notification: Performance of collectInitialBindings (initialization): time 0.0003802/0.846, allocations: 372.8 kB / 1.045 GB, free: 10.25 MB / 0.7794 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003424/0.8464, allocations: 194.5 kB / 1.045 GB, free: 10.05 MB / 0.7794 GB Notification: Performance of setup shared object (initialization): time 0.0001737/0.8465, allocations: 345.9 kB / 1.046 GB, free: 9.707 MB / 0.7794 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0008006/0.8473, allocations: 361.8 kB / 1.046 GB, free: 9.352 MB / 0.7794 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0009692/0.8483, allocations: 0.4932 MB / 1.047 GB, free: 8.82 MB / 0.7794 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001712/0.85, allocations: 0.8523 MB / 1.047 GB, free: 7.953 MB / 0.7794 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.227e-06/0.85, allocations: 0 / 1.047 GB, free: 7.953 MB / 0.7794 GB Notification: Performance of matching and sorting (n=122) (initialization): time 0.002776/0.8528, allocations: 1.118 MB / 1.048 GB, free: 6.824 MB / 0.7794 GB Notification: Performance of prepare postOptimizeDAE: time 2.616e-05/0.8528, allocations: 6.188 kB / 1.048 GB, free: 6.82 MB / 0.7794 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.399e-05/0.8528, allocations: 7.984 kB / 1.049 GB, free: 6.812 MB / 0.7794 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0006445/0.8535, allocations: 80.88 kB / 1.049 GB, free: 6.73 MB / 0.7794 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001016/0.8545, allocations: 223.7 kB / 1.049 GB, free: 6.512 MB / 0.7794 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.00239/0.8569, allocations: 1.66 MB / 1.05 GB, free: 4.711 MB / 0.7794 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001011/0.8579, allocations: 131.2 kB / 1.051 GB, free: 4.582 MB / 0.7794 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001092/0.858, allocations: 43.97 kB / 1.051 GB, free: 4.539 MB / 0.7794 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 6 * Number of states: 0 () * Number of discrete variables: 15 (weaDat.decAng.tNext,$PRE.weaDat.decAng.tNext,weaDat.eqnTim.tNext,$PRE.weaDat.eqnTim.tNext,weaDat.conTim.tNext,$PRE.weaDat.conTim.tNext,weaDat.conTimMin.tNext,$PRE.weaDat.conTimMin.tNext,weaDat.locTim.tNext,$PRE.weaDat.locTim.tNext,$whenCondition1,$whenCondition2,$whenCondition3,$whenCondition4,$whenCondition5) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (120): * Single equations (assignments): 119 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * 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 {(1,2)} Notification: Performance of prepare postOptimizeDAE: time 0.000713/0.8587, allocations: 326.1 kB / 1.051 GB, free: 4.211 MB / 0.7794 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003736/0.8591, allocations: 119.2 kB / 1.051 GB, free: 4.094 MB / 0.7794 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003394/0.8625, allocations: 1.505 MB / 1.052 GB, free: 2.562 MB / 0.7794 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.356e-05/0.8625, allocations: 12 kB / 1.052 GB, free: 2.551 MB / 0.7794 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.078e-06/0.8625, allocations: 3.938 kB / 1.052 GB, free: 2.547 MB / 0.7794 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.602e-05/0.8625, allocations: 11.91 kB / 1.053 GB, free: 2.535 MB / 0.7794 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 postOpt removeSimpleEquations (simulation): time 0.005357/0.8679, allocations: 2.848 MB / 1.055 GB, free: 15.57 MB / 0.795 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.161e-06/0.8679, allocations: 0 / 1.055 GB, free: 15.57 MB / 0.795 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0009164/0.8688, allocations: 199.7 kB / 1.055 GB, free: 15.38 MB / 0.795 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0004448/0.8693, allocations: 80.97 kB / 1.056 GB, free: 15.3 MB / 0.795 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 8.973e-05/0.8693, allocations: 35.97 kB / 1.056 GB, free: 15.26 MB / 0.795 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002062/0.8714, allocations: 1.678 MB / 1.057 GB, free: 13.44 MB / 0.795 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.048e-06/0.8714, allocations: 3.938 kB / 1.057 GB, free: 13.44 MB / 0.795 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003743/0.8752, allocations: 1.871 MB / 1.059 GB, free: 11.53 MB / 0.795 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0005939/0.8758, allocations: 351.9 kB / 1.059 GB, free: 11.17 MB / 0.795 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002043/0.876, allocations: 31.94 kB / 1.059 GB, free: 11.14 MB / 0.795 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0009509/0.8769, allocations: 78.73 kB / 1.059 GB, free: 11.06 MB / 0.795 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002022/0.8771, allocations: 88.81 kB / 1.06 GB, free: 10.97 MB / 0.795 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001048/0.8772, allocations: 47.97 kB / 1.06 GB, free: 10.93 MB / 0.795 GB Notification: Performance of sorting global known variables: time 0.001047/0.8783, allocations: 0.6462 MB / 1.06 GB, free: 10.27 MB / 0.795 GB Notification: Performance of sort global known variables: time 8e-08/0.8783, allocations: 0 / 1.06 GB, free: 10.27 MB / 0.795 GB Notification: Performance of remove unused functions: time 0.001307/0.8796, allocations: 462.9 kB / 1.061 GB, free: 9.816 MB / 0.795 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 7 * Number of states: 3 (senTem.T,senRelHum.phi,senMasFra.X) * Number of discrete variables: 10 ($whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,weaDat.locTim.tNext,weaDat.conTimMin.tNext,weaDat.conTim.tNext,weaDat.eqnTim.tNext,weaDat.decAng.tNext) * Number of discrete states: 5 (weaDat.locTim.tNext,weaDat.conTim.tNext,weaDat.eqnTim.tNext,weaDat.decAng.tNext,weaDat.conTimMin.tNext) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (114): * Single equations (assignments): 108 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 5 * 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 {(1,3)} Notification: Performance of Backend phase and start with SimCode phase: time 0.006176/0.8857, allocations: 3.009 MB / 1.064 GB, free: 6.949 MB / 0.795 GB Notification: Performance of simCode: created initialization part: time 0.002356/0.8881, allocations: 1.038 MB / 1.065 GB, free: 5.898 MB / 0.795 GB Notification: Performance of simCode: created event and clocks part: time 4.779e-06/0.8881, allocations: 320 / 1.065 GB, free: 5.898 MB / 0.795 GB Notification: Performance of simCode: created simulation system equations: time 0.001244/0.8893, allocations: 0.6211 MB / 1.065 GB, free: 5.262 MB / 0.795 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002314/0.8917, allocations: 0.5277 MB / 1.066 GB, free: 4.758 MB / 0.795 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0164/0.9081, allocations: 8.882 MB / 1.074 GB, free: 11.67 MB / 0.8106 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0009898/0.909, allocations: 1.166 MB / 1.076 GB, free: 10.48 MB / 0.8106 GB Notification: Performance of simCode: alias equations: time 0.001315/0.9104, allocations: 373.8 kB / 1.076 GB, free: 10.11 MB / 0.8106 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0009227/0.9113, allocations: 0.5383 MB / 1.076 GB, free: 9.574 MB / 0.8106 GB Notification: Performance of SimCode: time 9.82e-07/0.9113, allocations: 0 / 1.076 GB, free: 9.574 MB / 0.8106 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.0781/0.9894, allocations: 33.72 MB / 1.109 GB, free: 8.27 MB / 0.8419 GB Notification: Performance of buildModelFMU: Generate platform static: time 13.89/14.88, allocations: 7.812 kB / 1.109 GB, free: 8.262 MB / 0.8419 GB " [Timeout remaining time 645] (rm -f BuildingSystems_BuildingSystems.Fluid.Sources.Examples.Outside.pipe ; mkfifo BuildingSystems_BuildingSystems.Fluid.Sources.Examples.Outside.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Fluid.Sources.Examples.Outside.pipe >> ../files/BuildingSystems_BuildingSystems.Fluid.Sources.Examples.Outside.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_BuildingSystems_BuildingSystems_Fluid_Sources_Examples_Outside_fmu --startTime=0 --stopTime=3.1536e+07 --stepSize=12614.4 --timeout=50 --tolerance=1e-06 BuildingSystems_BuildingSystems_Fluid_Sources_Examples_Outside.fmu > BuildingSystems_BuildingSystems.Fluid.Sources.Examples.Outside.pipe 2>&1) [Timeout 52.5] [Calling os._exit(0), Time elapsed: 18.983121496043168] Failed to read output from testmodel.py, exit status != 0: 15.143326143966988 15.158625657 14.346719553 Calling exit ...