Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_dev_IDEAS.Fluid.Movers.Validation.ComparePowerTotal.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 0.001543/0.001543, allocations: 109.8 kB / 18.89 MB, free: 2.875 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 0.001634/0.001634, allocations: 205.3 kB / 22.18 MB, free: 5.188 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 1.371/1.371, 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/IDEAS 3.0.0-master/package.mo", uses=false) [Timeout 180] "[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/Media/Refrigerants/R410A/package.order:0:0-0:0:readonly] Warning: Found duplicate names in package.order file: A, B, C. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/Media/Refrigerants/R410A/package.mo:2:1-70:10:writable] Warning: C was referenced in the package.order file, but was not found in package.mo, C/package.mo or C.mo. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo): time 1.038/1.038, allocations: 175.8 MB / 481.9 MB, free: 7.695 MB / 382.1 MB " [Timeout remaining time 179] Using package IDEAS with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-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(IDEAS.Fluid.Movers.Validation.ComparePowerTotal,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Fluid.Movers.Validation.ComparePowerTotal") translateModel(IDEAS.Fluid.Movers.Validation.ComparePowerTotal,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Fluid.Movers.Validation.ComparePowerTotal") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 0.001923/0.001923, allocations: 60.56 kB / 0.6705 GB, free: 13.84 MB / 0.4981 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.5276/0.5295, allocations: 94.53 MB / 0.7628 GB, free: 10 MB / 0.5762 GB Notification: Performance of NFInst.instantiate(IDEAS.Fluid.Movers.Validation.ComparePowerTotal): time 0.1219/0.6514, allocations: 110.1 MB / 0.8704 GB, free: 8.109 MB / 0.6544 GB Notification: Performance of NFInst.instExpressions: time 0.04754/0.6989, allocations: 29.66 MB / 0.8994 GB, free: 10.72 MB / 0.6856 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.005857/0.7048, allocations: 127.3 kB / 0.8995 GB, free: 10.59 MB / 0.6856 GB Notification: Performance of NFTyping.typeComponents: time 0.0084/0.7132, allocations: 2.771 MB / 0.9022 GB, free: 7.812 MB / 0.6856 GB Notification: Performance of NFTyping.typeBindings: time 0.01502/0.7282, allocations: 4.692 MB / 0.9068 GB, free: 3.102 MB / 0.6856 GB Notification: Performance of NFTyping.typeClassSections: time 0.009413/0.7376, allocations: 3.363 MB / 0.91 GB, free: 15.76 MB / 0.7012 GB Notification: Performance of NFFlatten.flatten: time 0.03394/0.7716, allocations: 22.11 MB / 0.9316 GB, free: 9.617 MB / 0.7169 GB Notification: Performance of NFFlatten.resolveConnections: time 0.004909/0.7765, allocations: 2.349 MB / 0.9339 GB, free: 7.207 MB / 0.7169 GB Notification: Performance of NFEvalConstants.evaluate: time 0.009317/0.7858, allocations: 3.548 MB / 0.9374 GB, free: 3.656 MB / 0.7169 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006051/0.7918, allocations: 2.959 MB / 0.9403 GB, free: 0.6875 MB / 0.7169 GB Notification: Performance of NFPackage.collectConstants: time 0.0018/0.7936, allocations: 408 kB / 0.9407 GB, free: 296 kB / 0.7169 GB Notification: Performance of NFFlatten.collectFunctions: time 0.007644/0.8013, allocations: 2.847 MB / 0.9435 GB, free: 13.44 MB / 0.7325 GB Notification: Performance of NFScalarize.scalarize: time 0.002994/0.8043, allocations: 1.939 MB / 0.9454 GB, free: 11.49 MB / 0.7325 GB Notification: Performance of NFVerifyModel.verify: time 0.005673/0.8099, allocations: 2.787 MB / 0.9481 GB, free: 8.691 MB / 0.7325 GB Notification: Performance of NFConvertDAE.convert: time 0.01484/0.8248, allocations: 8.313 MB / 0.9562 GB, free: 356 kB / 0.7325 GB Notification: Performance of FrontEnd - DAE generated: time 8.776e-06/0.8248, allocations: 4 kB / 0.9562 GB, free: 352 kB / 0.7325 GB Notification: Performance of FrontEnd: time 1.743e-06/0.8248, allocations: 0 / 0.9562 GB, free: 352 kB / 0.7325 GB Notification: Performance of Transformations before backend: time 0.0002082/0.825, allocations: 0 / 0.9562 GB, free: 352 kB / 0.7325 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 373 * Number of variables: 373 Notification: Performance of Generate backend data structure: time 0.01561/0.8406, allocations: 6.267 MB / 0.9623 GB, free: 9.961 MB / 0.7481 GB Notification: Performance of prepare preOptimizeDAE: time 4.107e-05/0.8407, allocations: 8.031 kB / 0.9623 GB, free: 9.953 MB / 0.7481 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.007699/0.8484, allocations: 1.437 MB / 0.9637 GB, free: 8.512 MB / 0.7481 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01812/0.8665, allocations: 8.051 MB / 0.9716 GB, free: 412 kB / 0.7481 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002039/0.8667, allocations: 134.9 kB / 0.9717 GB, free: 276 kB / 0.7481 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005892/0.8673, allocations: 188 kB / 0.9719 GB, free: 88 kB / 0.7481 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.005226/0.8725, allocations: 2.583 MB / 0.9744 GB, free: 13.42 MB / 0.7637 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.488e-05/0.8725, allocations: 3.938 kB / 0.9744 GB, free: 13.42 MB / 0.7637 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001947/0.8727, allocations: 64 kB / 0.9745 GB, free: 13.36 MB / 0.7637 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.971e-05/0.8728, allocations: 36 kB / 0.9745 GB, free: 13.32 MB / 0.7637 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.004795/0.8776, allocations: 1.912 MB / 0.9764 GB, free: 11.4 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 0.02242/0.9, allocations: 11.98 MB / 0.9881 GB, free: 14.71 MB / 0.7794 GB Notification: Performance of preOpt comSubExp (simulation): time 0.004982/0.905, allocations: 1.57 MB / 0.9896 GB, free: 13.14 MB / 0.7794 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001967/0.9069, allocations: 0.721 MB / 0.9903 GB, free: 12.41 MB / 0.7794 GB Notification: Performance of preOpt evalFunc (simulation): time 0.008986/0.9159, allocations: 4.286 MB / 0.9945 GB, free: 7.855 MB / 0.7794 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.15e-05/0.916, allocations: 47.11 kB / 0.9946 GB, free: 7.801 MB / 0.7794 GB Notification: Performance of pre-optimization done (n=68): time 2.795e-06/0.916, allocations: 0 / 0.9946 GB, free: 7.801 MB / 0.7794 GB Notification: Performance of matching and sorting (n=68): time 0.01044/0.9264, allocations: 3.3 MB / 0.9978 GB, free: 4.426 MB / 0.7794 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.836e-05/0.9264, allocations: 59.97 kB / 0.9978 GB, free: 4.352 MB / 0.7794 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.01179/0.9382, allocations: 6.012 MB / 1.004 GB, free: 14.33 MB / 0.795 GB Notification: Performance of collectPreVariables (initialization): time 0.000531/0.9388, allocations: 57.7 kB / 1.004 GB, free: 14.27 MB / 0.795 GB Notification: Performance of collectInitialEqns (initialization): time 0.002661/0.9414, allocations: 2.141 MB / 1.006 GB, free: 12.11 MB / 0.795 GB Notification: Performance of collectInitialBindings (initialization): time 0.0005737/0.942, allocations: 273.8 kB / 1.006 GB, free: 11.84 MB / 0.795 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001817/0.9438, allocations: 0.7207 MB / 1.007 GB, free: 11.11 MB / 0.795 GB Notification: Performance of setup shared object (initialization): time 0.0001296/0.9439, allocations: 313 kB / 1.007 GB, free: 10.8 MB / 0.795 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004096/0.948, allocations: 2.3 MB / 1.009 GB, free: 8.492 MB / 0.795 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005043/0.9531, allocations: 3.29 MB / 1.013 GB, free: 4.789 MB / 0.795 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.008414/0.9615, allocations: 5.116 MB / 1.018 GB, free: 15.38 MB / 0.8106 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.308e-05/0.9615, allocations: 8 kB / 1.018 GB, free: 15.38 MB / 0.8106 GB Notification: Performance of matching and sorting (n=389) (initialization): time 0.0129/0.9744, allocations: 6.557 MB / 1.024 GB, free: 8.801 MB / 0.8106 GB Notification: Performance of prepare postOptimizeDAE: time 4.563e-05/0.9745, allocations: 16.19 kB / 1.024 GB, free: 8.785 MB / 0.8106 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.568e-05/0.9745, allocations: 20 kB / 1.024 GB, free: 8.766 MB / 0.8106 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002056/0.9766, allocations: 1.049 MB / 1.025 GB, free: 7.707 MB / 0.8106 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002319/0.9789, allocations: 0.5187 MB / 1.026 GB, free: 7.188 MB / 0.8106 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002786/0.9817, allocations: 2.539 MB / 1.028 GB, free: 4.57 MB / 0.8106 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005511/0.9872, allocations: 433.6 kB / 1.028 GB, free: 4.145 MB / 0.8106 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005951/0.9878, allocations: 167.9 kB / 1.029 GB, free: 3.98 MB / 0.8106 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0066/0.9944, allocations: 3.074 MB / 1.032 GB, free: 0.8984 MB / 0.8106 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005075/0.9994, allocations: 3.017 MB / 1.035 GB, free: 13.46 MB / 0.8262 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.007993/1.007, allocations: 4.562 MB / 1.039 GB, free: 8.605 MB / 0.8262 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.365e-05/1.007, allocations: 4 kB / 1.039 GB, free: 8.602 MB / 0.8262 GB Notification: Performance of matching and sorting (n=389) (initialization_lambda0): time 0.01295/1.02, allocations: 6.059 MB / 1.045 GB, free: 2.523 MB / 0.8262 GB Notification: Performance of prepare postOptimizeDAE: time 3.958e-05/1.02, allocations: 18.59 kB / 1.045 GB, free: 2.508 MB / 0.8262 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.133e-05/1.02, allocations: 20 kB / 1.045 GB, free: 2.488 MB / 0.8262 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.003/1.023, allocations: 1.15 MB / 1.046 GB, free: 1.328 MB / 0.8262 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002331/1.026, allocations: 0.5148 MB / 1.047 GB, free: 0.8125 MB / 0.8262 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02305/1.049, allocations: 16.4 MB / 1.063 GB, free: 15.86 MB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005409/1.054, allocations: 383.3 kB / 1.063 GB, free: 15.48 MB / 0.8575 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006637/1.055, allocations: 151.9 kB / 1.063 GB, free: 15.34 MB / 0.8575 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 93 * 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 (254): * Single equations (assignments): 245 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 3 * 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): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 3 systems {(1,4), (1,4), (1,4)} Notification: Performance of prepare postOptimizeDAE: time 0.001109/1.056, allocations: 319.5 kB / 1.063 GB, free: 15.02 MB / 0.8575 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001793/1.058, allocations: 484.6 kB / 1.064 GB, free: 14.54 MB / 0.8575 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.007807/1.066, allocations: 2.777 MB / 1.067 GB, free: 11.75 MB / 0.8575 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.911e-05/1.066, allocations: 16 kB / 1.067 GB, free: 11.73 MB / 0.8575 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.661e-06/1.066, allocations: 0 / 1.067 GB, free: 11.73 MB / 0.8575 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.391e-05/1.066, allocations: 3.984 kB / 1.067 GB, free: 11.73 MB / 0.8575 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01495/1.081, allocations: 5.459 MB / 1.072 GB, free: 6.176 MB / 0.8575 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.112e-05/1.081, allocations: 3.938 kB / 1.072 GB, free: 6.172 MB / 0.8575 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001266/1.082, allocations: 211.9 kB / 1.072 GB, free: 5.965 MB / 0.8575 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.001042/1.083, allocations: 458 kB / 1.073 GB, free: 5.508 MB / 0.8575 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001167/1.083, allocations: 27.97 kB / 1.073 GB, free: 5.48 MB / 0.8575 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002317/1.085, allocations: 2.352 MB / 1.075 GB, free: 3.051 MB / 0.8575 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.789e-06/1.085, allocations: 4.031 kB / 1.075 GB, free: 3.047 MB / 0.8575 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.00715/1.093, allocations: 2.682 MB / 1.078 GB, free: 332 kB / 0.8575 GB Notification: Performance of postOpt removeConstants (simulation): time 0.003041/1.096, allocations: 0.802 MB / 1.078 GB, free: 15.5 MB / 0.8731 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001557/1.097, allocations: 19.98 kB / 1.078 GB, free: 15.48 MB / 0.8731 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003312/1.1, allocations: 131.9 kB / 1.078 GB, free: 15.35 MB / 0.8731 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001977/1.101, allocations: 72.66 kB / 1.079 GB, free: 15.28 MB / 0.8731 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001873/1.101, allocations: 55.95 kB / 1.079 GB, free: 15.23 MB / 0.8731 GB Notification: Performance of sorting global known variables: time 0.009572/1.11, allocations: 4.103 MB / 1.083 GB, free: 11.12 MB / 0.8731 GB Notification: Performance of sort global known variables: time 2.11e-07/1.11, allocations: 0 / 1.083 GB, free: 11.12 MB / 0.8731 GB Notification: Performance of remove unused functions: time 0.008925/1.119, allocations: 2.055 MB / 1.085 GB, free: 9.066 MB / 0.8731 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * 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 (76): * Single equations (assignments): 65 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 8 * 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): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 3 systems {(1,5), (1,5), (1,5)} Notification: Performance of Backend phase and start with SimCode phase: time 0.002622/1.122, allocations: 0.8663 MB / 1.085 GB, free: 8.195 MB / 0.8731 GB Notification: Performance of simCode: created initialization part: time 0.01304/1.135, allocations: 6.123 MB / 1.091 GB, free: 2.035 MB / 0.8731 GB Notification: Performance of simCode: created event and clocks part: time 7.665e-06/1.135, allocations: 0 / 1.091 GB, free: 2.035 MB / 0.8731 GB Notification: Performance of simCode: created simulation system equations: time 0.002518/1.138, allocations: 0.8351 MB / 1.092 GB, free: 1.203 MB / 0.8731 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.3941/1.532, allocations: 2.467 MB / 1.095 GB, free: 288.6 MB / 0.8731 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01627/1.548, allocations: 8.138 MB / 1.103 GB, free: 285.9 MB / 0.8731 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002547/1.55, allocations: 2.726 MB / 1.105 GB, free: 285.2 MB / 0.8731 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001723/1.552, allocations: 364.6 kB / 1.106 GB, free: 285.2 MB / 0.8731 GB Notification: Performance of SimCode: time 1.483e-06/1.552, allocations: 0 / 1.106 GB, free: 285.2 MB / 0.8731 GB Notification: Performance of Templates: time 0.1578/1.71, allocations: 142.2 MB / 1.244 GB, free: 176.3 MB / 0.8731 GB " [Timeout remaining time 658] make -j1 -f IDEAS_dev_IDEAS.Fluid.Movers.Validation.ComparePowerTotal.makefile [Timeout 660] (rm -f IDEAS_dev_IDEAS.Fluid.Movers.Validation.ComparePowerTotal.pipe ; mkfifo IDEAS_dev_IDEAS.Fluid.Movers.Validation.ComparePowerTotal.pipe ; head -c 1048576 < IDEAS_dev_IDEAS.Fluid.Movers.Validation.ComparePowerTotal.pipe >> ../files/IDEAS_dev_IDEAS.Fluid.Movers.Validation.ComparePowerTotal.sim & ./IDEAS_dev_IDEAS.Fluid.Movers.Validation.ComparePowerTotal -abortSlowSimulation -alarm=480 -lv LOG_STATS > IDEAS_dev_IDEAS.Fluid.Movers.Validation.ComparePowerTotal.pipe 2>&1) [Timeout 480] [Calling sys.exit(0), Time elapsed: 29.92604920314625] Failed to read output from testmodel.py, exit status != 0: 1.7198347770608962 1.728383464 0.90105427 Calling exit ...