/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.epf -i ../../../trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 08:19:22,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 08:19:22,767 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 08:19:22,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 08:19:22,786 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 08:19:22,788 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 08:19:22,790 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 08:19:22,800 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 08:19:22,803 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 08:19:22,807 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 08:19:22,809 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 08:19:22,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 08:19:22,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 08:19:22,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 08:19:22,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 08:19:22,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 08:19:22,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 08:19:22,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 08:19:22,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 08:19:22,826 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 08:19:22,831 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 08:19:22,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 08:19:22,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 08:19:22,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 08:19:22,838 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-27 08:19:22,841 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 08:19:22,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 08:19:22,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 08:19:22,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 08:19:22,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 08:19:22,844 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 08:19:22,844 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 08:19:22,845 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 08:19:22,845 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 08:19:22,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 08:19:22,846 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 08:19:22,847 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.epf [2019-12-27 08:19:22,860 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 08:19:22,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 08:19:22,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 08:19:22,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 08:19:22,862 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 08:19:22,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 08:19:22,863 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 08:19:22,863 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 08:19:22,863 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 08:19:22,863 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 08:19:22,863 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 08:19:22,864 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 08:19:22,864 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 08:19:22,864 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 08:19:22,864 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 08:19:22,864 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 08:19:22,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 08:19:22,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 08:19:22,865 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 08:19:22,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 08:19:22,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 08:19:22,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 08:19:22,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 08:19:22,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 08:19:22,866 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 08:19:22,866 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 08:19:22,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 08:19:22,867 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2019-12-27 08:19:22,867 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 08:19:22,867 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 08:19:23,142 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 08:19:23,154 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 08:19:23,158 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 08:19:23,159 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 08:19:23,159 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 08:19:23,160 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i [2019-12-27 08:19:23,234 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f3a08032/0461d094c7e14077bdfafbf6048dcf7e/FLAG2f14b4777 [2019-12-27 08:19:23,887 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 08:19:23,888 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i [2019-12-27 08:19:23,915 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f3a08032/0461d094c7e14077bdfafbf6048dcf7e/FLAG2f14b4777 [2019-12-27 08:19:24,118 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f3a08032/0461d094c7e14077bdfafbf6048dcf7e [2019-12-27 08:19:24,126 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 08:19:24,128 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 08:19:24,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 08:19:24,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 08:19:24,136 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 08:19:24,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 08:19:24" (1/1) ... [2019-12-27 08:19:24,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c48b603 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:19:24, skipping insertion in model container [2019-12-27 08:19:24,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 08:19:24" (1/1) ... [2019-12-27 08:19:24,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 08:19:24,222 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 08:19:24,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 08:19:25,011 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 08:19:25,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 08:19:25,484 INFO L208 MainTranslator]: Completed translation [2019-12-27 08:19:25,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:19:25 WrapperNode [2019-12-27 08:19:25,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 08:19:25,485 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 08:19:25,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 08:19:25,486 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 08:19:25,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:19:25" (1/1) ... [2019-12-27 08:19:25,547 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:19:25" (1/1) ... [2019-12-27 08:19:25,584 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 08:19:25,584 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 08:19:25,584 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 08:19:25,584 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 08:19:25,594 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:19:25" (1/1) ... [2019-12-27 08:19:25,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:19:25" (1/1) ... [2019-12-27 08:19:25,599 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:19:25" (1/1) ... [2019-12-27 08:19:25,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:19:25" (1/1) ... [2019-12-27 08:19:25,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:19:25" (1/1) ... [2019-12-27 08:19:25,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:19:25" (1/1) ... [2019-12-27 08:19:25,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:19:25" (1/1) ... [2019-12-27 08:19:25,632 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 08:19:25,633 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 08:19:25,633 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 08:19:25,634 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 08:19:25,635 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:19:25" (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 08:19:25,696 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb [2019-12-27 08:19:25,696 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb [2019-12-27 08:19:25,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 08:19:25,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-27 08:19:25,697 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k [2019-12-27 08:19:25,697 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k [2019-12-27 08:19:25,697 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-12-27 08:19:25,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-27 08:19:25,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 08:19:25,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 08:19:25,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 08:19:25,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 08:19:25,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-27 08:19:25,700 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 08:19:26,547 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 08:19:26,548 INFO L287 CfgBuilder]: Removed 34 assume(true) statements. [2019-12-27 08:19:26,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 08:19:26 BoogieIcfgContainer [2019-12-27 08:19:26,550 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 08:19:26,551 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 08:19:26,551 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 08:19:26,554 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 08:19:26,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 08:19:24" (1/3) ... [2019-12-27 08:19:26,558 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1444d28b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 08:19:26, skipping insertion in model container [2019-12-27 08:19:26,558 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:19:25" (2/3) ... [2019-12-27 08:19:26,559 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1444d28b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 08:19:26, skipping insertion in model container [2019-12-27 08:19:26,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 08:19:26" (3/3) ... [2019-12-27 08:19:26,561 INFO L109 eAbstractionObserver]: Analyzing ICFG race-4_2-thread_local_vars.i [2019-12-27 08:19:26,572 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 08:19:26,572 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 08:19:26,580 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations. [2019-12-27 08:19:26,581 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 08:19:26,618 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,619 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,619 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,619 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,620 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,620 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,620 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,621 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,621 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,621 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,621 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,622 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,622 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,622 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,622 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,623 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,623 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,623 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,623 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,624 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,624 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,624 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,624 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,625 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,625 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,625 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,626 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,628 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,628 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,629 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,629 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,629 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,630 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,630 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,630 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,631 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,631 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,631 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,631 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,632 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,632 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,632 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,632 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,633 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,633 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,633 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,633 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,634 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,634 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,634 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,634 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,635 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,635 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,635 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,635 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,636 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,636 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,636 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,636 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,637 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,637 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,637 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,637 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,637 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,638 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,638 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,638 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,638 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,639 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,639 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,639 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,640 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,640 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,641 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,641 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,641 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,641 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,642 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,642 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,642 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,642 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,643 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,643 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,643 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,644 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,644 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,644 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,644 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,645 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,645 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,645 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,645 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,646 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,646 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,646 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,646 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,646 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,647 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,647 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,647 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,647 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,648 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,648 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,648 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,648 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,649 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,649 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,649 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,649 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,650 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,650 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,650 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,650 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,651 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,651 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,651 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,651 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,652 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,652 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,652 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,656 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,657 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,657 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,657 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,657 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,658 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,658 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,658 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,658 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,675 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,676 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,676 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,676 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,676 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,676 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,677 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,677 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,677 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,677 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,678 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,678 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,678 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,678 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,678 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,679 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,679 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,679 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,679 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,680 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,680 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,684 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,685 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,685 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,685 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,685 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,686 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,686 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,686 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,687 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:19:26,749 INFO L249 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2019-12-27 08:19:26,769 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 08:19:26,769 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 08:19:26,769 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 08:19:26,769 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-27 08:19:26,769 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 08:19:26,770 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 08:19:26,770 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 08:19:26,770 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 08:19:26,791 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 251 places, 285 transitions [2019-12-27 08:19:26,793 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 251 places, 285 transitions [2019-12-27 08:19:26,963 INFO L132 PetriNetUnfolder]: 69/511 cut-off events. [2019-12-27 08:19:26,963 INFO L133 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2019-12-27 08:19:26,985 INFO L76 FinitePrefix]: Finished finitePrefix Result has 535 conditions, 511 events. 69/511 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1228 event pairs. 0/416 useless extension candidates. Maximal degree in co-relation 531. Up to 28 conditions per place. [2019-12-27 08:19:27,019 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 251 places, 285 transitions [2019-12-27 08:19:27,103 INFO L132 PetriNetUnfolder]: 69/511 cut-off events. [2019-12-27 08:19:27,104 INFO L133 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2019-12-27 08:19:27,113 INFO L76 FinitePrefix]: Finished finitePrefix Result has 535 conditions, 511 events. 69/511 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1228 event pairs. 0/416 useless extension candidates. Maximal degree in co-relation 531. Up to 28 conditions per place. [2019-12-27 08:19:27,141 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 10574 [2019-12-27 08:19:27,142 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-27 08:19:30,154 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 17 [2019-12-27 08:19:33,810 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2019-12-27 08:19:35,668 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2019-12-27 08:19:35,673 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-27 08:19:37,082 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-12-27 08:19:37,245 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-12-27 08:19:37,444 WARN L192 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 74 [2019-12-27 08:19:38,157 WARN L192 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2019-12-27 08:19:38,341 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-12-27 08:19:38,651 WARN L192 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2019-12-27 08:19:38,798 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-12-27 08:19:38,812 INFO L206 etLargeBlockEncoding]: Checked pairs total: 14552 [2019-12-27 08:19:38,812 INFO L214 etLargeBlockEncoding]: Total number of compositions: 329 [2019-12-27 08:19:38,816 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 57 places, 69 transitions [2019-12-27 08:19:38,866 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 960 states. [2019-12-27 08:19:38,868 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states. [2019-12-27 08:19:38,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2019-12-27 08:19:38,875 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:19:38,876 INFO L411 BasicCegarLoop]: trace histogram [1] [2019-12-27 08:19:38,876 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thread_usbThread1of1ForFork1Err2INUSE_VIOLATION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:19:38,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:19:38,883 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-12-27 08:19:38,893 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:19:38,893 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718510833] [2019-12-27 08:19:38,894 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:19:39,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:19:39,182 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 08:19:39,183 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718510833] [2019-12-27 08:19:39,185 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:19:39,185 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2019-12-27 08:19:39,186 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128482951] [2019-12-27 08:19:39,191 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-27 08:19:39,191 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:19:39,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-27 08:19:39,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-27 08:19:39,210 INFO L87 Difference]: Start difference. First operand 960 states. Second operand 2 states. [2019-12-27 08:19:39,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:19:39,258 INFO L93 Difference]: Finished difference Result 958 states and 2870 transitions. [2019-12-27 08:19:39,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-27 08:19:39,260 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2019-12-27 08:19:39,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:19:39,290 INFO L225 Difference]: With dead ends: 958 [2019-12-27 08:19:39,291 INFO L226 Difference]: Without dead ends: 929 [2019-12-27 08:19:39,292 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-27 08:19:39,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 929 states. [2019-12-27 08:19:39,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 929 to 929. [2019-12-27 08:19:39,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 929 states. [2019-12-27 08:19:39,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 929 states and 2812 transitions. [2019-12-27 08:19:39,400 INFO L78 Accepts]: Start accepts. Automaton has 929 states and 2812 transitions. Word has length 1 [2019-12-27 08:19:39,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:19:39,400 INFO L462 AbstractCegarLoop]: Abstraction has 929 states and 2812 transitions. [2019-12-27 08:19:39,401 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-27 08:19:39,401 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 2812 transitions. [2019-12-27 08:19:39,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-27 08:19:39,402 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:19:39,402 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-12-27 08:19:39,402 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thread_usbThread1of1ForFork1Err2INUSE_VIOLATION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:19:39,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:19:39,403 INFO L82 PathProgramCache]: Analyzing trace with hash -702085051, now seen corresponding path program 1 times [2019-12-27 08:19:39,403 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:19:39,403 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789690088] [2019-12-27 08:19:39,403 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:19:39,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:19:39,621 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 08:19:39,622 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789690088] [2019-12-27 08:19:39,622 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:19:39,622 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 08:19:39,622 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422244509] [2019-12-27 08:19:39,624 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 08:19:39,624 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:19:39,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 08:19:39,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 08:19:39,625 INFO L87 Difference]: Start difference. First operand 929 states and 2812 transitions. Second operand 4 states. [2019-12-27 08:19:39,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:19:39,782 INFO L93 Difference]: Finished difference Result 1348 states and 4020 transitions. [2019-12-27 08:19:39,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 08:19:39,782 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2019-12-27 08:19:39,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:19:39,798 INFO L225 Difference]: With dead ends: 1348 [2019-12-27 08:19:39,798 INFO L226 Difference]: Without dead ends: 1325 [2019-12-27 08:19:39,799 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 08:19:39,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1325 states. [2019-12-27 08:19:39,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1325 to 1043. [2019-12-27 08:19:39,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1043 states. [2019-12-27 08:19:39,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 1043 states and 3123 transitions. [2019-12-27 08:19:39,843 INFO L78 Accepts]: Start accepts. Automaton has 1043 states and 3123 transitions. Word has length 6 [2019-12-27 08:19:39,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:19:39,844 INFO L462 AbstractCegarLoop]: Abstraction has 1043 states and 3123 transitions. [2019-12-27 08:19:39,844 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 08:19:39,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 3123 transitions. [2019-12-27 08:19:39,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-27 08:19:39,845 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:19:39,845 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-12-27 08:19:39,846 INFO L410 AbstractCegarLoop]: === Iteration 3 === [thread_usbThread1of1ForFork1Err2INUSE_VIOLATION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:19:39,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:19:39,846 INFO L82 PathProgramCache]: Analyzing trace with hash -702071146, now seen corresponding path program 1 times [2019-12-27 08:19:39,846 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:19:39,847 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175207947] [2019-12-27 08:19:39,847 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:19:39,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:19:39,910 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 08:19:39,911 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175207947] [2019-12-27 08:19:39,911 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:19:39,911 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 08:19:39,912 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705145802] [2019-12-27 08:19:39,912 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 08:19:39,912 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:19:39,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 08:19:39,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 08:19:39,913 INFO L87 Difference]: Start difference. First operand 1043 states and 3123 transitions. Second operand 3 states. [2019-12-27 08:19:39,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:19:39,998 INFO L93 Difference]: Finished difference Result 1500 states and 4598 transitions. [2019-12-27 08:19:39,999 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 08:19:39,999 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2019-12-27 08:19:39,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:19:40,011 INFO L225 Difference]: With dead ends: 1500 [2019-12-27 08:19:40,012 INFO L226 Difference]: Without dead ends: 1500 [2019-12-27 08:19:40,012 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 08:19:40,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1500 states. [2019-12-27 08:19:40,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1500 to 1155. [2019-12-27 08:19:40,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1155 states. [2019-12-27 08:19:40,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 1155 states and 3479 transitions. [2019-12-27 08:19:40,056 INFO L78 Accepts]: Start accepts. Automaton has 1155 states and 3479 transitions. Word has length 6 [2019-12-27 08:19:40,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:19:40,057 INFO L462 AbstractCegarLoop]: Abstraction has 1155 states and 3479 transitions. [2019-12-27 08:19:40,057 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 08:19:40,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 3479 transitions. [2019-12-27 08:19:40,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-27 08:19:40,058 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:19:40,059 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:19:40,059 INFO L410 AbstractCegarLoop]: === Iteration 4 === [thread_usbThread1of1ForFork1Err2INUSE_VIOLATION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:19:40,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:19:40,060 INFO L82 PathProgramCache]: Analyzing trace with hash -398045960, now seen corresponding path program 1 times [2019-12-27 08:19:40,060 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:19:40,060 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121573288] [2019-12-27 08:19:40,061 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:19:40,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:19:40,165 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 08:19:40,166 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121573288] [2019-12-27 08:19:40,166 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:19:40,166 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 08:19:40,166 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062908172] [2019-12-27 08:19:40,167 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 08:19:40,167 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:19:40,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 08:19:40,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 08:19:40,167 INFO L87 Difference]: Start difference. First operand 1155 states and 3479 transitions. Second operand 3 states. [2019-12-27 08:19:40,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:19:40,254 INFO L93 Difference]: Finished difference Result 1502 states and 4545 transitions. [2019-12-27 08:19:40,255 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 08:19:40,255 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2019-12-27 08:19:40,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:19:40,266 INFO L225 Difference]: With dead ends: 1502 [2019-12-27 08:19:40,266 INFO L226 Difference]: Without dead ends: 1466 [2019-12-27 08:19:40,267 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 08:19:40,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1466 states. [2019-12-27 08:19:40,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1466 to 1171. [2019-12-27 08:19:40,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1171 states. [2019-12-27 08:19:40,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 1171 states and 3429 transitions. [2019-12-27 08:19:40,313 INFO L78 Accepts]: Start accepts. Automaton has 1171 states and 3429 transitions. Word has length 8 [2019-12-27 08:19:40,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:19:40,313 INFO L462 AbstractCegarLoop]: Abstraction has 1171 states and 3429 transitions. [2019-12-27 08:19:40,313 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 08:19:40,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 3429 transitions. [2019-12-27 08:19:40,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-27 08:19:40,321 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:19:40,321 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:19:40,321 INFO L410 AbstractCegarLoop]: === Iteration 5 === [thread_usbThread1of1ForFork1Err2INUSE_VIOLATION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:19:40,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:19:40,322 INFO L82 PathProgramCache]: Analyzing trace with hash -270010621, now seen corresponding path program 1 times [2019-12-27 08:19:40,322 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:19:40,322 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476968748] [2019-12-27 08:19:40,322 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:19:40,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 08:19:40,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 08:19:40,434 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-27 08:19:40,434 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-27 08:19:40,438 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [974] [974] ULTIMATE.startENTRY-->L1771-1: Formula: (let ((.cse3 (store |v_#valid_95| 0 0))) (let ((.cse4 (store .cse3 |v_~#t1~0.base_12| 1))) (let ((.cse1 (select |v_#memory_int_50| |v_~#t1~0.base_12|)) (.cse0 (select |v_#memory_int_50| |v_~#mutex~0.base_38|)) (.cse2 (store .cse4 |v_~#t2~0.base_24| 1))) (and (= (select .cse0 |v_~#mutex~0.offset_38|) 0) (= (store |v_#memory_$Pointer$.base_24| |v_~#t1~0.base_12| (store (select |v_#memory_$Pointer$.base_24| |v_~#t1~0.base_12|) |v_~#t1~0.offset_12| (select (select |v_#memory_$Pointer$.base_23| |v_~#t1~0.base_12|) |v_~#t1~0.offset_12|))) |v_#memory_$Pointer$.base_23|) (= |v_~#t2~0.offset_24| 0) (< |v_#StackHeapBarrier_30| |v_~#t2~0.base_24|) (= 0 |v_~#mutex~0.offset_38|) (= 1 |v_ULTIMATE.start_ldv_assert_#in~expression_41|) (= 1 v_~pdev~0_100) (= |v_#NULL.offset_6| 0) (< |v_#StackHeapBarrier_30| |v_~#t1~0.base_12|) (= (select .cse0 (+ |v_~#mutex~0.offset_38| 12)) 0) (= (store |v_#memory_int_50| |v_~#t1~0.base_12| (store .cse1 |v_~#t1~0.offset_12| 1)) |v_#memory_int_49|) (< 0 |v_#StackHeapBarrier_30|) (= 0 v_~ldv_usb_state~0_86) (= (select .cse0 (+ |v_~#mutex~0.offset_38| 16)) 0) (= |v_#memory_$Pointer$.offset_23| (store |v_#memory_$Pointer$.offset_24| |v_~#t1~0.base_12| (store (select |v_#memory_$Pointer$.offset_24| |v_~#t1~0.base_12|) |v_~#t1~0.offset_12| (select (select |v_#memory_$Pointer$.offset_23| |v_~#t1~0.base_12|) |v_~#t1~0.offset_12|)))) (= 0 (select (select |v_#memory_int_50| |v_~#t2~0.base_24|) |v_~#t2~0.offset_24|)) (= (store .cse2 |v_~#mutex~0.base_38| 1) |v_#valid_93|) (= 0 (select .cse1 |v_~#t1~0.offset_12|)) (= (store (store (store |v_#length_61| |v_~#t1~0.base_12| 4) |v_~#t2~0.base_24| 4) |v_~#mutex~0.base_38| 24) |v_#length_59|) (= 0 |v_#NULL.base_6|) (< |v_#StackHeapBarrier_30| |v_~#mutex~0.base_38|) (= v_ULTIMATE.start_ldv_assert_~expression_57 |v_ULTIMATE.start_ldv_assert_#in~expression_41|) (= (select .cse3 |v_~#t1~0.base_12|) 0) (= (select .cse0 (+ |v_~#mutex~0.offset_38| 8)) 0) (= (select .cse0 (+ |v_~#mutex~0.offset_38| 4)) 0) (= |v_~#t1~0.offset_12| 0) (= (select .cse2 |v_~#mutex~0.base_38|) 0) (= 0 (select .cse4 |v_~#t2~0.base_24|)) (= (store |v_#pthreadsMutex_50| |v_~#mutex~0.base_38| (store (select |v_#pthreadsMutex_50| |v_~#mutex~0.base_38|) |v_~#mutex~0.offset_38| 0)) |v_#pthreadsMutex_49|))))) InVars {#pthreadsMutex=|v_#pthreadsMutex_50|, #StackHeapBarrier=|v_#StackHeapBarrier_30|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_24|, #valid=|v_#valid_95|, #memory_int=|v_#memory_int_50|, #length=|v_#length_61|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_24|} OutVars{ULTIMATE.start_module_init_#res=|v_ULTIMATE.start_module_init_#res_23|, #pthreadsMutex=|v_#pthreadsMutex_49|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_23|, ~#mutex~0.base=|v_~#mutex~0.base_38|, ~#mutex~0.offset=|v_~#mutex~0.offset_38|, #NULL.offset=|v_#NULL.offset_6|, ~#t1~0.offset=|v_~#t1~0.offset_12|, ULTIMATE.start_module_init_#t~nondet42=|v_ULTIMATE.start_module_init_#t~nondet42_17|, ULTIMATE.start_main_#t~ret45=|v_ULTIMATE.start_main_#t~ret45_35|, ULTIMATE.start_module_init_#t~nondet41=|v_ULTIMATE.start_module_init_#t~nondet41_40|, ULTIMATE.start_ldv_assert_#in~expression=|v_ULTIMATE.start_ldv_assert_#in~expression_41|, ULTIMATE.start_ldv_assert_~expression=v_ULTIMATE.start_ldv_assert_~expression_57, ~ldv_usb_state~0=v_~ldv_usb_state~0_86, #NULL.base=|v_#NULL.base_6|, #StackHeapBarrier=|v_#StackHeapBarrier_30|, ~#t1~0.base=|v_~#t1~0.base_12|, ~pdev~0=v_~pdev~0_100, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_21|, #valid=|v_#valid_93|, ~#t2~0.offset=|v_~#t2~0.offset_24|, #memory_int=|v_#memory_int_49|, #length=|v_#length_59|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_23|, ~#t2~0.base=|v_~#t2~0.base_24|} AuxVars[] AssignedVars[ULTIMATE.start_module_init_#res, #pthreadsMutex, #memory_$Pointer$.base, ~#mutex~0.base, ~#mutex~0.offset, #NULL.offset, ~#t1~0.offset, ULTIMATE.start_module_init_#t~nondet42, ULTIMATE.start_main_#t~ret45, ULTIMATE.start_module_init_#t~nondet41, ULTIMATE.start_ldv_assert_#in~expression, ULTIMATE.start_ldv_assert_~expression, ~ldv_usb_state~0, #NULL.base, ~#t1~0.base, ~pdev~0, ULTIMATE.start_main_#res, #valid, ~#t2~0.offset, #memory_int, #length, #memory_$Pointer$.offset, ~#t2~0.base] because there is no mapped edge [2019-12-27 08:19:40,439 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [814] [814] thread_usbENTRY-->L1734-2: Formula: (and (= v_thread_usbThread1of1ForFork1_~arg.offset_4 |v_thread_usbThread1of1ForFork1_#in~arg.offset_4|) (= 0 v_~ldv_usb_state~0_34) (= |v_thread_usbThread1of1ForFork1_#in~arg.base_4| v_thread_usbThread1of1ForFork1_~arg.base_4)) InVars {thread_usbThread1of1ForFork1_#in~arg.offset=|v_thread_usbThread1of1ForFork1_#in~arg.offset_4|, thread_usbThread1of1ForFork1_#in~arg.base=|v_thread_usbThread1of1ForFork1_#in~arg.base_4|} OutVars{thread_usbThread1of1ForFork1_#in~arg.offset=|v_thread_usbThread1of1ForFork1_#in~arg.offset_4|, thread_usbThread1of1ForFork1_~probe_ret~0=v_thread_usbThread1of1ForFork1_~probe_ret~0_13, thread_usbThread1of1ForFork1_~arg.offset=v_thread_usbThread1of1ForFork1_~arg.offset_4, thread_usbThread1of1ForFork1_#in~arg.base=|v_thread_usbThread1of1ForFork1_#in~arg.base_4|, ~ldv_usb_state~0=v_~ldv_usb_state~0_34, thread_usbThread1of1ForFork1_~arg.base=v_thread_usbThread1of1ForFork1_~arg.base_4} AuxVars[] AssignedVars[thread_usbThread1of1ForFork1_~probe_ret~0, thread_usbThread1of1ForFork1_~arg.offset, ~ldv_usb_state~0, thread_usbThread1of1ForFork1_~arg.base] because there is no mapped edge [2019-12-27 08:19:40,442 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [958] [958] L1734-2-->L1707-1: Formula: (and (= 0 |v_thread_usbThread1of1ForFork1_#t~nondet38_54|) |v_thread_usbThread1of1ForFork1_#t~switch39_62| (= 0 v_~ldv_usb_state~0_75) (= |v_#memory_$Pointer$.offset_17| (store |v_#memory_$Pointer$.offset_18| |v_~#t2~0.base_18| (store (select |v_#memory_$Pointer$.offset_18| |v_~#t2~0.base_18|) |v_~#t2~0.offset_18| (select (select |v_#memory_$Pointer$.offset_17| |v_~#t2~0.base_18|) |v_~#t2~0.offset_18|)))) (= (store |v_#memory_int_41| |v_~#t2~0.base_18| (store (select |v_#memory_int_41| |v_~#t2~0.base_18|) |v_~#t2~0.offset_18| 0)) |v_#memory_int_40|) (= (store |v_#memory_$Pointer$.base_18| |v_~#t2~0.base_18| (store (select |v_#memory_$Pointer$.base_18| |v_~#t2~0.base_18|) |v_~#t2~0.offset_18| (select (select |v_#memory_$Pointer$.base_17| |v_~#t2~0.base_18|) |v_~#t2~0.offset_18|))) |v_#memory_$Pointer$.base_17|)) InVars {#memory_$Pointer$.base=|v_#memory_$Pointer$.base_18|, ~#t2~0.offset=|v_~#t2~0.offset_18|, #memory_int=|v_#memory_int_41|, thread_usbThread1of1ForFork1_#t~nondet38=|v_thread_usbThread1of1ForFork1_#t~nondet38_54|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_18|, ~#t2~0.base=|v_~#t2~0.base_18|, ~ldv_usb_state~0=v_~ldv_usb_state~0_75} OutVars{thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37=|v_thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37_29|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_17|, thread_usbThread1of1ForFork1_#t~nondet38=|v_thread_usbThread1of1ForFork1_#t~nondet38_54|, thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0=v_thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0_26, ~ldv_usb_state~0=v_~ldv_usb_state~0_75, thread_usbThread1of1ForFork1_ath_ahb_probe_#res=|v_thread_usbThread1of1ForFork1_ath_ahb_probe_#res_18|, ~#t2~0.offset=|v_~#t2~0.offset_18|, #memory_int=|v_#memory_int_40|, thread_usbThread1of1ForFork1_ieee80211_register_hw_#res=|v_thread_usbThread1of1ForFork1_ieee80211_register_hw_#res_21|, thread_usbThread1of1ForFork1_#t~switch39=|v_thread_usbThread1of1ForFork1_#t~switch39_62|, thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34=|v_thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34_13|, thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33=|v_thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33_25|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_17|, ~#t2~0.base=|v_~#t2~0.base_18|} AuxVars[] AssignedVars[thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37, thread_usbThread1of1ForFork1_ath_ahb_probe_#res, #memory_$Pointer$.base, #memory_int, thread_usbThread1of1ForFork1_ieee80211_register_hw_#res, thread_usbThread1of1ForFork1_#t~switch39, thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34, thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33, thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0, #memory_$Pointer$.offset] because there is no mapped edge [2019-12-27 08:19:40,444 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [872] [872] L1693-2-->L1689: Formula: (let ((.cse0 (select |v_#pthreadsMutex_28| |v_~#mutex~0.base_26|))) (and |v_thread_ath9kThread1of1ForFork0_#t~switch32_26| (= 1 |v_thread_ath9kThread1of1ForFork0_#t~nondet31_17|) (= 6 v_~pdev~0_59) (= 0 (select .cse0 |v_~#mutex~0.offset_26|)) (= (store |v_#pthreadsMutex_28| |v_~#mutex~0.base_26| (store .cse0 |v_~#mutex~0.offset_26| 1)) |v_#pthreadsMutex_27|))) InVars {#pthreadsMutex=|v_#pthreadsMutex_28|, ~#mutex~0.base=|v_~#mutex~0.base_26|, ~#mutex~0.offset=|v_~#mutex~0.offset_26|, thread_ath9kThread1of1ForFork0_#t~nondet31=|v_thread_ath9kThread1of1ForFork0_#t~nondet31_17|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_27|, thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30=|v_thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30_13|, ~#mutex~0.base=|v_~#mutex~0.base_26|, ~pdev~0=v_~pdev~0_59, ~#mutex~0.offset=|v_~#mutex~0.offset_26|, thread_ath9kThread1of1ForFork0_#t~switch32=|v_thread_ath9kThread1of1ForFork0_#t~switch32_26|, thread_ath9kThread1of1ForFork0_#t~nondet31=|v_thread_ath9kThread1of1ForFork0_#t~nondet31_17|} AuxVars[] AssignedVars[#pthreadsMutex, thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30, ~pdev~0, thread_ath9kThread1of1ForFork0_#t~switch32] because there is no mapped edge [2019-12-27 08:19:40,444 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [926] [926] L1707-2-->L1738-4: Formula: (and (= |v_thread_usbThread1of1ForFork1_ieee80211_register_hw_#res_18| 0) (= 0 |v_thread_usbThread1of1ForFork1_ath_ahb_probe_#res_15|) (= |v_thread_usbThread1of1ForFork1_#t~ret40_18| |v_thread_usbThread1of1ForFork1_ath_ahb_probe_#res_15|) (= |v_thread_usbThread1of1ForFork1_#t~ret40_18| v_thread_usbThread1of1ForFork1_~probe_ret~0_19) (= |v_thread_usbThread1of1ForFork1_ieee80211_register_hw_#res_18| v_thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0_23)) InVars {} OutVars{thread_usbThread1of1ForFork1_ath_ahb_probe_#res=|v_thread_usbThread1of1ForFork1_ath_ahb_probe_#res_15|, thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37=|v_thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37_25|, thread_usbThread1of1ForFork1_#t~ret40=|v_thread_usbThread1of1ForFork1_#t~ret40_18|, thread_usbThread1of1ForFork1_ieee80211_register_hw_#res=|v_thread_usbThread1of1ForFork1_ieee80211_register_hw_#res_18|, thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34=|v_thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34_11|, thread_usbThread1of1ForFork1_~probe_ret~0=v_thread_usbThread1of1ForFork1_~probe_ret~0_19, thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0=v_thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0_23} AuxVars[] AssignedVars[thread_usbThread1of1ForFork1_ath_ahb_probe_#res, thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37, thread_usbThread1of1ForFork1_#t~ret40, thread_usbThread1of1ForFork1_ieee80211_register_hw_#res, thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34, thread_usbThread1of1ForFork1_~probe_ret~0, thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0] because there is no mapped edge [2019-12-27 08:19:40,444 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [819] [819] L1738-4-->L1743: Formula: (and (= 7 v_~pdev~0_42) (= 0 v_thread_usbThread1of1ForFork1_~probe_ret~0_14) (= 1 v_~ldv_usb_state~0_36)) InVars {thread_usbThread1of1ForFork1_~probe_ret~0=v_thread_usbThread1of1ForFork1_~probe_ret~0_14} OutVars{thread_usbThread1of1ForFork1_#t~ret40=|v_thread_usbThread1of1ForFork1_#t~ret40_13|, ~pdev~0=v_~pdev~0_42, thread_usbThread1of1ForFork1_~probe_ret~0=v_thread_usbThread1of1ForFork1_~probe_ret~0_14, ~ldv_usb_state~0=v_~ldv_usb_state~0_36} AuxVars[] AssignedVars[thread_usbThread1of1ForFork1_#t~ret40, ~pdev~0, ~ldv_usb_state~0] because there is no mapped edge [2019-12-27 08:19:40,452 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [883] [883] L1689-->thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= v_thread_ath9kThread1of1ForFork0_ldv_assert_~expression_19 |v_thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression_12|) (= v_thread_ath9kThread1of1ForFork0_ldv_assert_~expression_19 0) (not (= 6 v_~pdev~0_61))) InVars {~pdev~0=v_~pdev~0_61} OutVars{~pdev~0=v_~pdev~0_61, thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression=|v_thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression_12|, thread_ath9kThread1of1ForFork0_ldv_assert_~expression=v_thread_ath9kThread1of1ForFork0_ldv_assert_~expression_19} AuxVars[] AssignedVars[thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression, thread_ath9kThread1of1ForFork0_ldv_assert_~expression] because there is no mapped edge [2019-12-27 08:19:40,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.12 08:19:40 BasicIcfg [2019-12-27 08:19:40,482 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-27 08:19:40,484 INFO L168 Benchmark]: Toolchain (without parser) took 16356.04 ms. Allocated memory was 138.9 MB in the beginning and 327.7 MB in the end (delta: 188.7 MB). Free memory was 100.4 MB in the beginning and 242.6 MB in the end (delta: -142.2 MB). Peak memory consumption was 46.6 MB. Max. memory is 7.1 GB. [2019-12-27 08:19:40,487 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 138.9 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-12-27 08:19:40,492 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1352.70 ms. Allocated memory was 138.9 MB in the beginning and 237.0 MB in the end (delta: 98.0 MB). Free memory was 100.2 MB in the beginning and 165.6 MB in the end (delta: -65.4 MB). Peak memory consumption was 78.3 MB. Max. memory is 7.1 GB. [2019-12-27 08:19:40,497 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.38 ms. Allocated memory is still 237.0 MB. Free memory was 165.6 MB in the beginning and 161.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-12-27 08:19:40,497 INFO L168 Benchmark]: Boogie Preprocessor took 48.80 ms. Allocated memory is still 237.0 MB. Free memory was 161.2 MB in the beginning and 158.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-12-27 08:19:40,499 INFO L168 Benchmark]: RCFGBuilder took 916.71 ms. Allocated memory is still 237.0 MB. Free memory was 158.3 MB in the beginning and 107.4 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 7.1 GB. [2019-12-27 08:19:40,500 INFO L168 Benchmark]: TraceAbstraction took 13930.74 ms. Allocated memory was 237.0 MB in the beginning and 327.7 MB in the end (delta: 90.7 MB). Free memory was 105.9 MB in the beginning and 242.6 MB in the end (delta: -136.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-12-27 08:19:40,508 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 138.9 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1352.70 ms. Allocated memory was 138.9 MB in the beginning and 237.0 MB in the end (delta: 98.0 MB). Free memory was 100.2 MB in the beginning and 165.6 MB in the end (delta: -65.4 MB). Peak memory consumption was 78.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 98.38 ms. Allocated memory is still 237.0 MB. Free memory was 165.6 MB in the beginning and 161.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 48.80 ms. Allocated memory is still 237.0 MB. Free memory was 161.2 MB in the beginning and 158.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 916.71 ms. Allocated memory is still 237.0 MB. Free memory was 158.3 MB in the beginning and 107.4 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13930.74 ms. Allocated memory was 237.0 MB in the beginning and 327.7 MB in the end (delta: 90.7 MB). Free memory was 105.9 MB in the beginning and 242.6 MB in the end (delta: -136.7 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 12.0s, 251 ProgramPointsBefore, 57 ProgramPointsAfterwards, 285 TransitionsBefore, 69 TransitionsAfterwards, 10574 CoEnabledTransitionPairs, 8 FixpointIterations, 141 TrivialSequentialCompositions, 119 ConcurrentSequentialCompositions, 23 TrivialYvCompositions, 46 ConcurrentYvCompositions, 24 ChoiceCompositions, 6295 VarBasedMoverChecksPositive, 59 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 14552 CheckedPairsTotal, 329 TotalNumberOfCompositions - CounterExampleResult [Line: 1682]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L1771] FCALL, FORK 0 pthread_create(&t1, ((void *)0), thread_usb, ((void *)0)) VAL [ldv_usb_state=0, mutex={3:0}, pdev=1, t1={5:0}, t2={2:0}] [L1707] FCALL, FORK 1 pthread_create(&t2, ((void *)0), thread_ath9k, ((void *)0)) VAL [ldv_usb_state=0, mutex={3:0}, pdev=1, t1={5:0}, t2={2:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 168 locations, 7 error locations. Result: UNSAFE, OverallTime: 13.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 274 SDtfs, 123 SDslu, 146 SDs, 0 SdLazy, 90 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1171occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 922 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 148 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 proved your program to be incorrect! Received shutdown request...