/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe-MCR.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix020_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 20:21:49,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 20:21:49,240 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 20:21:49,252 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 20:21:49,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 20:21:49,254 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 20:21:49,255 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 20:21:49,257 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 20:21:49,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 20:21:49,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 20:21:49,260 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 20:21:49,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 20:21:49,262 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 20:21:49,264 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 20:21:49,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 20:21:49,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 20:21:49,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 20:21:49,271 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 20:21:49,274 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 20:21:49,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 20:21:49,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 20:21:49,287 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 20:21:49,288 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 20:21:49,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 20:21:49,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-27 20:21:49,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-27 20:21:49,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-27 20:21:49,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-27 20:21:49,299 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-27 20:21:49,300 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-27 20:21:49,300 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 20:21:49,301 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 20:21:49,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 20:21:49,303 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 20:21:49,305 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 20:21:49,305 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 20:21:49,306 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 20:21:49,306 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 20:21:49,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 20:21:49,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 20:21:49,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 20:21:49,310 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe-MCR.epf [2019-12-27 20:21:49,331 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 20:21:49,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 20:21:49,333 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 20:21:49,334 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 20:21:49,334 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 20:21:49,334 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 20:21:49,334 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 20:21:49,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 20:21:49,335 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 20:21:49,335 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 20:21:49,336 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 20:21:49,336 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 20:21:49,336 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 20:21:49,337 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 20:21:49,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 20:21:49,337 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 20:21:49,337 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 20:21:49,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 20:21:49,338 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 20:21:49,338 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 20:21:49,338 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 20:21:49,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 20:21:49,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 20:21:49,339 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 20:21:49,339 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 20:21:49,339 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 20:21:49,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 20:21:49,339 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2019-12-27 20:21:49,339 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2019-12-27 20:21:49,340 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 20:21:49,341 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2019-12-27 20:21:49,341 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 20:21:49,643 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 20:21:49,666 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 20:21:49,670 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 20:21:49,672 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 20:21:49,672 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 20:21:49,673 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix020_pso.opt.i [2019-12-27 20:21:49,745 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78f6396e9/eaf421f923304bf5b96b5e23cba90041/FLAG7e5497be5 [2019-12-27 20:21:50,267 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 20:21:50,268 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix020_pso.opt.i [2019-12-27 20:21:50,288 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78f6396e9/eaf421f923304bf5b96b5e23cba90041/FLAG7e5497be5 [2019-12-27 20:21:50,604 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78f6396e9/eaf421f923304bf5b96b5e23cba90041 [2019-12-27 20:21:50,612 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 20:21:50,614 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 20:21:50,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 20:21:50,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 20:21:50,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 20:21:50,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 08:21:50" (1/1) ... [2019-12-27 20:21:50,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@677b895b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:21:50, skipping insertion in model container [2019-12-27 20:21:50,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 08:21:50" (1/1) ... [2019-12-27 20:21:50,631 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 20:21:50,677 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 20:21:51,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 20:21:51,235 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 20:21:51,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 20:21:51,396 INFO L208 MainTranslator]: Completed translation [2019-12-27 20:21:51,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:21:51 WrapperNode [2019-12-27 20:21:51,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 20:21:51,398 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 20:21:51,398 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 20:21:51,398 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 20:21:51,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:21:51" (1/1) ... [2019-12-27 20:21:51,436 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:21:51" (1/1) ... [2019-12-27 20:21:51,505 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 20:21:51,505 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 20:21:51,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 20:21:51,505 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 20:21:51,518 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:21:51" (1/1) ... [2019-12-27 20:21:51,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:21:51" (1/1) ... [2019-12-27 20:21:51,542 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:21:51" (1/1) ... [2019-12-27 20:21:51,542 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:21:51" (1/1) ... [2019-12-27 20:21:51,565 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:21:51" (1/1) ... [2019-12-27 20:21:51,573 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:21:51" (1/1) ... [2019-12-27 20:21:51,583 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:21:51" (1/1) ... [2019-12-27 20:21:51,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 20:21:51,593 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 20:21:51,593 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 20:21:51,593 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 20:21:51,597 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:21:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 20:21:51,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 20:21:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-27 20:21:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 20:21:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 20:21:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-27 20:21:51,674 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-27 20:21:51,674 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-27 20:21:51,675 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-27 20:21:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-27 20:21:51,675 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-27 20:21:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2019-12-27 20:21:51,676 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2019-12-27 20:21:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-27 20:21:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 20:21:51,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 20:21:51,679 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-27 20:21:52,807 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 20:21:52,807 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-27 20:21:52,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 08:21:52 BoogieIcfgContainer [2019-12-27 20:21:52,809 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 20:21:52,826 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 20:21:52,826 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 20:21:52,830 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 20:21:52,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 08:21:50" (1/3) ... [2019-12-27 20:21:52,831 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@606003c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 08:21:52, skipping insertion in model container [2019-12-27 20:21:52,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:21:51" (2/3) ... [2019-12-27 20:21:52,832 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@606003c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 08:21:52, skipping insertion in model container [2019-12-27 20:21:52,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 08:21:52" (3/3) ... [2019-12-27 20:21:52,834 INFO L109 eAbstractionObserver]: Analyzing ICFG mix020_pso.opt.i [2019-12-27 20:21:52,845 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 20:21:52,845 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 20:21:52,853 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-27 20:21:52,855 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 20:21:52,899 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,899 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,900 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,900 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,901 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,901 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,901 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,902 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,902 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,902 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,902 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,903 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,904 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,904 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,904 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,904 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,904 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,905 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,905 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,905 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,906 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,906 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,906 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,907 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,907 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,907 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,907 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,908 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,908 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,908 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,908 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,908 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,909 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,909 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,909 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,909 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,910 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,910 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,910 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,910 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,910 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,911 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,911 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,911 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,911 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,911 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,912 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,912 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,912 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,912 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,913 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,913 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,913 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,913 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,913 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,914 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,914 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,914 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,914 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,915 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,915 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,915 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,915 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,915 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,916 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,916 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,916 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,916 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,916 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,917 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,917 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,917 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,917 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,917 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,918 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,918 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,918 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,918 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,918 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,918 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,919 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,919 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,919 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,920 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,920 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,920 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,920 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,921 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,921 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,921 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,921 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,921 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,922 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,922 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,922 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,922 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,922 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,923 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,923 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,923 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,923 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,923 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,924 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,924 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,924 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,924 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,926 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,926 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,926 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,926 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,926 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,927 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,927 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,927 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,927 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,928 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,928 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,928 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,928 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,928 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,929 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,929 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,929 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,929 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,929 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,930 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,930 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,930 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,930 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,930 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,930 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,931 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,931 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,931 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,931 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,932 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,932 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,932 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,932 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,932 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,932 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,933 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,933 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,933 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,933 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,934 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,934 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,934 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,934 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,934 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,934 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,935 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,935 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,935 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,935 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,935 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,936 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,936 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,936 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,936 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,936 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,937 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,937 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,937 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,937 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,937 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,938 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,938 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,938 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,938 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,938 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,939 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,939 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,939 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,939 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,940 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,940 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,940 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,940 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,940 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,941 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,941 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,941 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,941 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,941 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,942 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,942 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,942 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,942 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,942 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,943 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,943 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,943 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,943 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,943 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,943 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,944 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,944 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,944 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,944 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,944 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,945 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,945 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,945 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,945 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,945 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,946 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,946 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,946 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,946 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,946 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,947 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,947 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,947 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,947 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,947 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,947 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,948 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,948 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,948 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,948 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,948 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,949 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,949 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,949 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,949 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,949 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,950 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,953 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,953 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,954 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,954 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,956 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,957 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,957 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,957 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,957 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,958 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,958 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,958 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,958 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,958 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,958 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,959 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,959 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,959 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,959 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,959 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,960 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,960 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,960 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,960 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,960 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,960 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,961 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,961 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,961 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,961 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,961 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,968 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,968 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,968 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,968 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,969 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,969 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,969 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,969 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,969 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,969 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,970 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,970 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,970 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,970 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,970 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,971 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,971 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,971 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,971 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,971 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,971 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,972 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,972 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,972 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,972 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,972 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,972 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,973 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,973 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,973 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,974 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,974 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,974 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,974 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,975 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,982 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,983 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,983 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,983 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 20:21:52,999 INFO L249 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2019-12-27 20:21:53,023 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 20:21:53,023 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 20:21:53,023 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 20:21:53,023 INFO L376 AbstractCegarLoop]: Backedges is MCR [2019-12-27 20:21:53,024 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 20:21:53,024 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 20:21:53,024 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 20:21:53,024 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 20:21:53,044 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 211 places, 254 transitions [2019-12-27 20:21:53,046 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 211 places, 254 transitions [2019-12-27 20:21:53,179 INFO L132 PetriNetUnfolder]: 56/250 cut-off events. [2019-12-27 20:21:53,180 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 20:21:53,201 INFO L76 FinitePrefix]: Finished finitePrefix Result has 263 conditions, 250 events. 56/250 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 574 event pairs. 0/192 useless extension candidates. Maximal degree in co-relation 217. Up to 2 conditions per place. [2019-12-27 20:21:53,233 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 211 places, 254 transitions [2019-12-27 20:21:53,305 INFO L132 PetriNetUnfolder]: 56/250 cut-off events. [2019-12-27 20:21:53,306 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 20:21:53,319 INFO L76 FinitePrefix]: Finished finitePrefix Result has 263 conditions, 250 events. 56/250 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 574 event pairs. 0/192 useless extension candidates. Maximal degree in co-relation 217. Up to 2 conditions per place. [2019-12-27 20:21:53,354 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 26510 [2019-12-27 20:21:53,356 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-27 20:21:57,597 WARN L192 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 97 [2019-12-27 20:21:57,739 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-12-27 20:21:57,789 INFO L206 etLargeBlockEncoding]: Checked pairs total: 142915 [2019-12-27 20:21:57,789 INFO L214 etLargeBlockEncoding]: Total number of compositions: 132 [2019-12-27 20:21:57,792 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 113 places, 131 transitions [2019-12-27 20:22:08,293 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 92694 states. [2019-12-27 20:22:08,295 INFO L276 IsEmpty]: Start isEmpty. Operand 92694 states. [2019-12-27 20:22:08,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-27 20:22:08,302 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 20:22:08,303 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 20:22:08,303 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 20:22:08,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 20:22:08,308 INFO L82 PathProgramCache]: Analyzing trace with hash 289488385, now seen corresponding path program 1 times [2019-12-27 20:22:08,317 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 20:22:08,318 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802812059] [2019-12-27 20:22:08,318 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 20:22:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 20:22:08,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 20:22:08,572 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802812059] [2019-12-27 20:22:08,573 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 20:22:08,573 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-27 20:22:08,574 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1751708428] [2019-12-27 20:22:08,575 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 20:22:08,580 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 20:22:08,602 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 10 states and 9 transitions. [2019-12-27 20:22:08,603 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 20:22:08,607 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 20:22:08,607 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 20:22:08,608 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 20:22:08,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 20:22:08,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 20:22:08,625 INFO L87 Difference]: Start difference. First operand 92694 states. Second operand 3 states. [2019-12-27 20:22:12,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 20:22:12,468 INFO L93 Difference]: Finished difference Result 91830 states and 420880 transitions. [2019-12-27 20:22:12,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 20:22:12,470 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-12-27 20:22:12,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 20:22:13,108 INFO L225 Difference]: With dead ends: 91830 [2019-12-27 20:22:13,109 INFO L226 Difference]: Without dead ends: 85950 [2019-12-27 20:22:13,110 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 20:22:15,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85950 states. [2019-12-27 20:22:19,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85950 to 85950. [2019-12-27 20:22:19,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85950 states. [2019-12-27 20:22:20,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85950 states to 85950 states and 393692 transitions. [2019-12-27 20:22:20,279 INFO L78 Accepts]: Start accepts. Automaton has 85950 states and 393692 transitions. Word has length 9 [2019-12-27 20:22:20,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 20:22:20,280 INFO L462 AbstractCegarLoop]: Abstraction has 85950 states and 393692 transitions. [2019-12-27 20:22:20,280 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 20:22:20,280 INFO L276 IsEmpty]: Start isEmpty. Operand 85950 states and 393692 transitions. [2019-12-27 20:22:20,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-27 20:22:20,293 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 20:22:20,293 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 20:22:20,293 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 20:22:20,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 20:22:20,294 INFO L82 PathProgramCache]: Analyzing trace with hash 1733345509, now seen corresponding path program 1 times [2019-12-27 20:22:20,294 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 20:22:20,294 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706912956] [2019-12-27 20:22:20,295 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 20:22:20,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 20:22:20,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 20:22:20,424 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706912956] [2019-12-27 20:22:20,425 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 20:22:20,425 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 20:22:20,425 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2145675929] [2019-12-27 20:22:20,426 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 20:22:20,428 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 20:22:20,436 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 16 states and 15 transitions. [2019-12-27 20:22:20,437 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 20:22:20,437 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 20:22:20,438 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 20:22:20,439 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 20:22:20,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 20:22:20,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 20:22:20,439 INFO L87 Difference]: Start difference. First operand 85950 states and 393692 transitions. Second operand 4 states. [2019-12-27 20:22:24,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 20:22:24,712 INFO L93 Difference]: Finished difference Result 133206 states and 590428 transitions. [2019-12-27 20:22:24,713 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 20:22:24,713 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 15 [2019-12-27 20:22:24,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 20:22:25,303 INFO L225 Difference]: With dead ends: 133206 [2019-12-27 20:22:25,303 INFO L226 Difference]: Without dead ends: 133146 [2019-12-27 20:22:25,304 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 20:22:27,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133146 states. [2019-12-27 20:22:30,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133146 to 128534. [2019-12-27 20:22:30,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128534 states. [2019-12-27 20:22:36,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128534 states to 128534 states and 573024 transitions. [2019-12-27 20:22:36,014 INFO L78 Accepts]: Start accepts. Automaton has 128534 states and 573024 transitions. Word has length 15 [2019-12-27 20:22:36,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 20:22:36,015 INFO L462 AbstractCegarLoop]: Abstraction has 128534 states and 573024 transitions. [2019-12-27 20:22:36,015 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 20:22:36,015 INFO L276 IsEmpty]: Start isEmpty. Operand 128534 states and 573024 transitions. [2019-12-27 20:22:36,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-27 20:22:36,022 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 20:22:36,022 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 20:22:36,023 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 20:22:36,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 20:22:36,023 INFO L82 PathProgramCache]: Analyzing trace with hash -1305707212, now seen corresponding path program 1 times [2019-12-27 20:22:36,024 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 20:22:36,024 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321214866] [2019-12-27 20:22:36,024 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 20:22:36,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 20:22:36,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 20:22:36,115 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321214866] [2019-12-27 20:22:36,115 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 20:22:36,115 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 20:22:36,116 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [810638602] [2019-12-27 20:22:36,116 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 20:22:36,118 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 20:22:36,123 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 37 states and 54 transitions. [2019-12-27 20:22:36,123 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 20:22:36,175 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 2 times. [2019-12-27 20:22:36,176 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 20:22:36,176 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 20:22:36,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 20:22:36,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 20:22:36,177 INFO L87 Difference]: Start difference. First operand 128534 states and 573024 transitions. Second operand 5 states. [2019-12-27 20:22:42,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 20:22:42,100 INFO L93 Difference]: Finished difference Result 162674 states and 716944 transitions. [2019-12-27 20:22:42,100 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 20:22:42,100 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2019-12-27 20:22:42,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 20:22:42,667 INFO L225 Difference]: With dead ends: 162674 [2019-12-27 20:22:42,668 INFO L226 Difference]: Without dead ends: 162622 [2019-12-27 20:22:42,668 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-12-27 20:22:45,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162622 states. [2019-12-27 20:22:47,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162622 to 146270. [2019-12-27 20:22:47,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146270 states. [2019-12-27 20:22:56,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146270 states to 146270 states and 649488 transitions. [2019-12-27 20:22:56,477 INFO L78 Accepts]: Start accepts. Automaton has 146270 states and 649488 transitions. Word has length 18 [2019-12-27 20:22:56,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 20:22:56,478 INFO L462 AbstractCegarLoop]: Abstraction has 146270 states and 649488 transitions. [2019-12-27 20:22:56,478 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 20:22:56,478 INFO L276 IsEmpty]: Start isEmpty. Operand 146270 states and 649488 transitions. [2019-12-27 20:22:56,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-27 20:22:56,493 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 20:22:56,494 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 20:22:56,494 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 20:22:56,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 20:22:56,494 INFO L82 PathProgramCache]: Analyzing trace with hash -1822189348, now seen corresponding path program 1 times [2019-12-27 20:22:56,495 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 20:22:56,496 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072733811] [2019-12-27 20:22:56,496 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 20:22:56,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 20:22:56,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 20:22:56,611 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072733811] [2019-12-27 20:22:56,611 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 20:22:56,611 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 20:22:56,611 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1871686085] [2019-12-27 20:22:56,611 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 20:22:56,613 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 20:22:56,617 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 40 states and 59 transitions. [2019-12-27 20:22:56,617 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 20:22:56,628 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 2 times. [2019-12-27 20:22:56,628 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 20:22:56,628 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 20:22:56,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 20:22:56,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 20:22:56,629 INFO L87 Difference]: Start difference. First operand 146270 states and 649488 transitions. Second operand 4 states. [2019-12-27 20:23:00,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 20:23:00,152 INFO L93 Difference]: Finished difference Result 249894 states and 1067784 transitions. [2019-12-27 20:23:00,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 20:23:00,152 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-27 20:23:00,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 20:23:01,106 INFO L225 Difference]: With dead ends: 249894 [2019-12-27 20:23:01,106 INFO L226 Difference]: Without dead ends: 249894 [2019-12-27 20:23:01,106 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 20:23:10,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249894 states. [2019-12-27 20:23:14,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249894 to 226018. [2019-12-27 20:23:14,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226018 states. [2019-12-27 20:23:16,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226018 states to 226018 states and 976948 transitions. [2019-12-27 20:23:16,307 INFO L78 Accepts]: Start accepts. Automaton has 226018 states and 976948 transitions. Word has length 19 [2019-12-27 20:23:16,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 20:23:16,307 INFO L462 AbstractCegarLoop]: Abstraction has 226018 states and 976948 transitions. [2019-12-27 20:23:16,307 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 20:23:16,307 INFO L276 IsEmpty]: Start isEmpty. Operand 226018 states and 976948 transitions. [2019-12-27 20:23:16,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-27 20:23:16,328 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 20:23:16,328 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 20:23:16,328 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 20:23:16,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 20:23:16,328 INFO L82 PathProgramCache]: Analyzing trace with hash -1354318794, now seen corresponding path program 1 times [2019-12-27 20:23:16,329 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 20:23:16,329 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287595491] [2019-12-27 20:23:16,329 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 20:23:16,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 20:23:16,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 20:23:16,410 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287595491] [2019-12-27 20:23:16,411 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 20:23:16,411 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-27 20:23:16,411 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [111454312] [2019-12-27 20:23:16,411 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 20:23:16,414 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 20:23:16,417 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 22 states and 22 transitions. [2019-12-27 20:23:16,417 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 20:23:16,417 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 20:23:16,418 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 20:23:16,418 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 20:23:16,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 20:23:16,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 20:23:16,418 INFO L87 Difference]: Start difference. First operand 226018 states and 976948 transitions. Second operand 3 states. [2019-12-27 20:23:24,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 20:23:24,058 INFO L93 Difference]: Finished difference Result 213626 states and 922480 transitions. [2019-12-27 20:23:24,059 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 20:23:24,059 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-12-27 20:23:24,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 20:23:24,818 INFO L225 Difference]: With dead ends: 213626 [2019-12-27 20:23:24,818 INFO L226 Difference]: Without dead ends: 213626 [2019-12-27 20:23:24,819 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 20:23:27,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213626 states. [2019-12-27 20:23:36,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213626 to 213626. [2019-12-27 20:23:36,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213626 states. [2019-12-27 20:23:37,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213626 states to 213626 states and 922480 transitions. [2019-12-27 20:23:37,680 INFO L78 Accepts]: Start accepts. Automaton has 213626 states and 922480 transitions. Word has length 20 [2019-12-27 20:23:37,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 20:23:37,680 INFO L462 AbstractCegarLoop]: Abstraction has 213626 states and 922480 transitions. [2019-12-27 20:23:37,680 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 20:23:37,680 INFO L276 IsEmpty]: Start isEmpty. Operand 213626 states and 922480 transitions. [2019-12-27 20:23:37,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-27 20:23:37,697 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 20:23:37,697 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 20:23:37,697 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 20:23:37,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 20:23:37,697 INFO L82 PathProgramCache]: Analyzing trace with hash -238334430, now seen corresponding path program 1 times [2019-12-27 20:23:37,698 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 20:23:37,698 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756881265] [2019-12-27 20:23:37,698 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 20:23:37,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 20:23:37,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 20:23:37,758 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756881265] [2019-12-27 20:23:37,758 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 20:23:37,759 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 20:23:37,759 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [829647930] [2019-12-27 20:23:37,759 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 20:23:37,762 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 20:23:37,768 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 46 states and 69 transitions. [2019-12-27 20:23:37,768 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 20:23:37,789 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 2 times. [2019-12-27 20:23:37,789 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 20:23:37,789 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 20:23:37,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 20:23:37,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 20:23:37,790 INFO L87 Difference]: Start difference. First operand 213626 states and 922480 transitions. Second operand 5 states. [2019-12-27 20:23:45,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 20:23:45,431 INFO L93 Difference]: Finished difference Result 264422 states and 1129036 transitions. [2019-12-27 20:23:45,432 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 20:23:45,432 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21 [2019-12-27 20:23:45,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 20:23:47,259 INFO L225 Difference]: With dead ends: 264422 [2019-12-27 20:23:47,260 INFO L226 Difference]: Without dead ends: 264354 [2019-12-27 20:23:47,260 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-12-27 20:23:55,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264354 states. [2019-12-27 20:23:59,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264354 to 216686. [2019-12-27 20:23:59,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216686 states. [2019-12-27 20:24:01,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216686 states to 216686 states and 935460 transitions. [2019-12-27 20:24:01,459 INFO L78 Accepts]: Start accepts. Automaton has 216686 states and 935460 transitions. Word has length 21 [2019-12-27 20:24:01,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 20:24:01,460 INFO L462 AbstractCegarLoop]: Abstraction has 216686 states and 935460 transitions. [2019-12-27 20:24:01,460 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 20:24:01,460 INFO L276 IsEmpty]: Start isEmpty. Operand 216686 states and 935460 transitions. [2019-12-27 20:24:01,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-27 20:24:01,505 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 20:24:01,505 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 20:24:01,505 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 20:24:01,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 20:24:01,506 INFO L82 PathProgramCache]: Analyzing trace with hash -1309936680, now seen corresponding path program 1 times [2019-12-27 20:24:01,506 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 20:24:01,506 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829356950] [2019-12-27 20:24:01,507 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 20:24:01,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 20:24:01,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 20:24:01,579 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829356950] [2019-12-27 20:24:01,580 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 20:24:01,580 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 20:24:01,581 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1750810282] [2019-12-27 20:24:01,581 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 20:24:01,584 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 20:24:01,595 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 61 states and 96 transitions. [2019-12-27 20:24:01,595 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 20:24:01,695 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 4 times. [2019-12-27 20:24:01,696 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-27 20:24:01,696 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 20:24:01,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-27 20:24:01,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-12-27 20:24:01,697 INFO L87 Difference]: Start difference. First operand 216686 states and 935460 transitions. Second operand 8 states. [2019-12-27 20:24:13,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 20:24:13,128 INFO L93 Difference]: Finished difference Result 355062 states and 1506175 transitions. [2019-12-27 20:24:13,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-12-27 20:24:13,128 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 24 [2019-12-27 20:24:13,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 20:24:14,500 INFO L225 Difference]: With dead ends: 355062 [2019-12-27 20:24:14,500 INFO L226 Difference]: Without dead ends: 355006 [2019-12-27 20:24:14,501 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2019-12-27 20:24:18,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355006 states. [2019-12-27 20:24:29,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355006 to 236222. [2019-12-27 20:24:29,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236222 states. [2019-12-27 20:24:31,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236222 states to 236222 states and 1015976 transitions. [2019-12-27 20:24:31,679 INFO L78 Accepts]: Start accepts. Automaton has 236222 states and 1015976 transitions. Word has length 24 [2019-12-27 20:24:31,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 20:24:31,679 INFO L462 AbstractCegarLoop]: Abstraction has 236222 states and 1015976 transitions. [2019-12-27 20:24:31,679 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-27 20:24:31,679 INFO L276 IsEmpty]: Start isEmpty. Operand 236222 states and 1015976 transitions. [2019-12-27 20:24:31,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-27 20:24:31,777 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 20:24:31,777 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 20:24:31,778 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 20:24:31,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 20:24:31,778 INFO L82 PathProgramCache]: Analyzing trace with hash 1177984006, now seen corresponding path program 1 times [2019-12-27 20:24:31,778 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 20:24:31,779 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683153008] [2019-12-27 20:24:31,779 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 20:24:31,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 20:24:31,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 20:24:31,854 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683153008] [2019-12-27 20:24:31,855 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 20:24:31,855 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 20:24:31,855 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [365620801] [2019-12-27 20:24:31,855 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 20:24:31,859 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 20:24:31,876 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 78 states and 127 transitions. [2019-12-27 20:24:31,876 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 20:24:32,070 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 12 times. [2019-12-27 20:24:32,071 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-12-27 20:24:32,071 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 20:24:32,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-12-27 20:24:32,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2019-12-27 20:24:32,072 INFO L87 Difference]: Start difference. First operand 236222 states and 1015976 transitions. Second operand 10 states. [2019-12-27 20:24:45,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 20:24:45,696 INFO L93 Difference]: Finished difference Result 296572 states and 1157798 transitions. [2019-12-27 20:24:45,697 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-27 20:24:45,697 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 27 [2019-12-27 20:24:45,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 20:24:46,524 INFO L225 Difference]: With dead ends: 296572 [2019-12-27 20:24:46,525 INFO L226 Difference]: Without dead ends: 273304 [2019-12-27 20:24:46,525 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2019-12-27 20:24:49,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273304 states. Received shutdown request... [2019-12-27 20:24:52,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273304 to 208011. [2019-12-27 20:24:52,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 208011 states. [2019-12-27 20:24:52,857 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-27 20:24:52,861 WARN L227 ceAbstractionStarter]: Timeout [2019-12-27 20:24:52,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.12 08:24:52 BasicIcfg [2019-12-27 20:24:52,861 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-27 20:24:52,863 INFO L168 Benchmark]: Toolchain (without parser) took 182249.65 ms. Allocated memory was 145.8 MB in the beginning and 5.1 GB in the end (delta: 5.0 GB). Free memory was 102.0 MB in the beginning and 2.5 GB in the end (delta: -2.4 GB). Peak memory consumption was 4.9 GB. Max. memory is 7.1 GB. [2019-12-27 20:24:52,864 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-12-27 20:24:52,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 782.88 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 101.7 MB in the beginning and 154.9 MB in the end (delta: -53.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. [2019-12-27 20:24:52,866 INFO L168 Benchmark]: Boogie Procedure Inliner took 106.86 ms. Allocated memory is still 202.9 MB. Free memory was 154.9 MB in the beginning and 152.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-27 20:24:52,867 INFO L168 Benchmark]: Boogie Preprocessor took 87.35 ms. Allocated memory is still 202.9 MB. Free memory was 152.2 MB in the beginning and 149.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-12-27 20:24:52,868 INFO L168 Benchmark]: RCFGBuilder took 1216.37 ms. Allocated memory is still 202.9 MB. Free memory was 148.9 MB in the beginning and 92.0 MB in the end (delta: 56.9 MB). Peak memory consumption was 56.9 MB. Max. memory is 7.1 GB. [2019-12-27 20:24:52,868 INFO L168 Benchmark]: TraceAbstraction took 180035.26 ms. Allocated memory was 235.4 MB in the beginning and 5.1 GB in the end (delta: 4.9 GB). Free memory was 206.2 MB in the beginning and 2.5 GB in the end (delta: -2.3 GB). Peak memory consumption was 4.9 GB. Max. memory is 7.1 GB. [2019-12-27 20:24:52,873 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 782.88 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 101.7 MB in the beginning and 154.9 MB in the end (delta: -53.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 106.86 ms. Allocated memory is still 202.9 MB. Free memory was 154.9 MB in the beginning and 152.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.35 ms. Allocated memory is still 202.9 MB. Free memory was 152.2 MB in the beginning and 149.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1216.37 ms. Allocated memory is still 202.9 MB. Free memory was 148.9 MB in the beginning and 92.0 MB in the end (delta: 56.9 MB). Peak memory consumption was 56.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 180035.26 ms. Allocated memory was 235.4 MB in the beginning and 5.1 GB in the end (delta: 4.9 GB). Free memory was 206.2 MB in the beginning and 2.5 GB in the end (delta: -2.3 GB). Peak memory consumption was 4.9 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 4.7s, 211 ProgramPointsBefore, 113 ProgramPointsAfterwards, 254 TransitionsBefore, 131 TransitionsAfterwards, 26510 CoEnabledTransitionPairs, 8 FixpointIterations, 37 TrivialSequentialCompositions, 45 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 50 ConcurrentYvCompositions, 30 ChoiceCompositions, 10833 VarBasedMoverChecksPositive, 278 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 142915 CheckedPairsTotal, 132 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 4]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 4). Cancelled while ReachableStatesComputation was computing reachable states (1 states constructedinput type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 4]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 4). Cancelled while ReachableStatesComputation was computing reachable states (1 states constructedinput type DoubleDeckerAutomaton). - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 199 locations, 2 error locations. Result: TIMEOUT, OverallTime: 179.8s, OverallIterations: 8, TraceHistogramMax: 1, AutomataDifference: 65.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1796 SDtfs, 3181 SDslu, 3027 SDs, 0 SdLazy, 2633 SolverSat, 283 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=236222occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 97.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 211292 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 153 NumberOfCodeBlocks, 153 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 8261 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown