/usr/bin/java -Xmx16000000000 -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-SemanticLbe.epf -i ../../../trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-7bb8cbd [2020-10-15 22:33:31,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 22:33:31,702 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 22:33:31,739 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 22:33:31,740 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 22:33:31,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 22:33:31,750 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 22:33:31,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 22:33:31,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 22:33:31,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 22:33:31,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 22:33:31,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 22:33:31,761 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 22:33:31,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 22:33:31,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 22:33:31,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 22:33:31,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 22:33:31,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 22:33:31,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 22:33:31,777 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 22:33:31,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 22:33:31,780 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 22:33:31,781 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 22:33:31,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 22:33:31,793 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-15 22:33:31,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 22:33:31,800 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 22:33:31,801 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 22:33:31,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 22:33:31,804 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 22:33:31,804 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 22:33:31,805 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 22:33:31,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 22:33:31,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 22:33:31,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 22:33:31,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 22:33:31,810 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-SemanticLbe.epf [2020-10-15 22:33:31,849 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 22:33:31,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 22:33:31,851 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 22:33:31,852 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 22:33:31,852 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 22:33:31,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 22:33:31,852 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 22:33:31,853 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 22:33:31,853 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 22:33:31,853 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 22:33:31,854 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 22:33:31,854 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 22:33:31,854 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 22:33:31,855 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 22:33:31,855 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 22:33:31,855 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 22:33:31,855 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 22:33:31,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 22:33:31,856 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 22:33:31,857 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 22:33:31,858 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 22:33:31,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 22:33:31,858 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 22:33:31,858 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 22:33:31,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 22:33:31,859 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 22:33:31,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 22:33:31,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 22:33:31,862 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-15 22:33:32,154 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 22:33:32,170 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 22:33:32,174 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 22:33:32,175 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 22:33:32,176 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 22:33:32,176 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i [2020-10-15 22:33:32,230 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70225fb74/49640ab0a8914d248ce18d48410cc642/FLAG13b7bf306 [2020-10-15 22:33:32,832 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 22:33:32,834 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i [2020-10-15 22:33:32,858 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70225fb74/49640ab0a8914d248ce18d48410cc642/FLAG13b7bf306 [2020-10-15 22:33:32,985 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70225fb74/49640ab0a8914d248ce18d48410cc642 [2020-10-15 22:33:32,995 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 22:33:32,996 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-15 22:33:32,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 22:33:33,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 22:33:33,002 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 22:33:33,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 10:33:32" (1/1) ... [2020-10-15 22:33:33,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d19cec2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:33:33, skipping insertion in model container [2020-10-15 22:33:33,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 10:33:32" (1/1) ... [2020-10-15 22:33:33,013 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 22:33:33,088 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 22:33:33,794 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 22:33:33,812 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 22:33:33,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 22:33:34,303 INFO L208 MainTranslator]: Completed translation [2020-10-15 22:33:34,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:33:34 WrapperNode [2020-10-15 22:33:34,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 22:33:34,305 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-15 22:33:34,305 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-15 22:33:34,305 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-15 22:33:34,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:33:34" (1/1) ... [2020-10-15 22:33:34,341 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:33:34" (1/1) ... [2020-10-15 22:33:34,375 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-15 22:33:34,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 22:33:34,375 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 22:33:34,375 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 22:33:34,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:33:34" (1/1) ... [2020-10-15 22:33:34,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:33:34" (1/1) ... [2020-10-15 22:33:34,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:33:34" (1/1) ... [2020-10-15 22:33:34,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:33:34" (1/1) ... [2020-10-15 22:33:34,404 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:33:34" (1/1) ... [2020-10-15 22:33:34,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:33:34" (1/1) ... [2020-10-15 22:33:34,416 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:33:34" (1/1) ... [2020-10-15 22:33:34,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 22:33:34,424 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 22:33:34,425 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 22:33:34,425 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 22:33:34,434 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:33:34" (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 [2020-10-15 22:33:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb [2020-10-15 22:33:34,490 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb [2020-10-15 22:33:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 22:33:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 22:33:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k [2020-10-15 22:33:34,491 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k [2020-10-15 22:33:34,491 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-15 22:33:34,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 22:33:34,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 22:33:34,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 22:33:34,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 22:33:34,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 22:33:34,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 22:33:34,494 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-15 22:33:35,138 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 22:33:35,139 INFO L298 CfgBuilder]: Removed 34 assume(true) statements. [2020-10-15 22:33:35,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 10:33:35 BoogieIcfgContainer [2020-10-15 22:33:35,141 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 22:33:35,142 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 22:33:35,142 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 22:33:35,146 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 22:33:35,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 10:33:32" (1/3) ... [2020-10-15 22:33:35,147 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74951df3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 10:33:35, skipping insertion in model container [2020-10-15 22:33:35,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:33:34" (2/3) ... [2020-10-15 22:33:35,147 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74951df3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 10:33:35, skipping insertion in model container [2020-10-15 22:33:35,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 10:33:35" (3/3) ... [2020-10-15 22:33:35,149 INFO L111 eAbstractionObserver]: Analyzing ICFG race-4_2-thread_local_vars.i [2020-10-15 22:33:35,160 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-15 22:33:35,160 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-15 22:33:35,167 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations. [2020-10-15 22:33:35,168 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-15 22:33:35,200 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,200 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,200 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,200 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,201 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,201 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,201 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,201 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,201 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,202 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,202 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,202 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,202 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,203 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,203 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,203 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,203 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,203 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,204 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,204 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,204 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,204 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,204 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,205 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,205 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,205 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,205 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,207 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,208 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,208 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,208 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,209 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,209 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,209 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,209 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,209 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,210 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,210 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,210 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,210 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,211 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,211 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,211 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,211 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,211 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,212 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,212 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,212 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,212 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,213 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,213 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,213 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,213 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,213 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,214 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,214 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,214 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,214 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,215 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,215 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,215 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,215 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,215 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,215 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,216 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,216 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,216 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,216 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,216 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,217 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,217 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,217 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,217 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,218 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,218 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,219 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,219 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,219 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,219 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,220 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,220 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,220 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,220 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,221 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,221 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,221 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,221 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,221 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,222 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,222 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,222 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,222 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,223 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,223 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,223 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,223 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,223 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,224 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,224 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,224 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,224 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,225 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,225 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,225 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,225 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,225 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,226 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,226 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,226 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,227 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,227 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,227 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,227 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,227 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,228 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,228 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,231 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,231 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,231 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,231 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,238 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,238 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,239 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,239 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,239 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,240 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,240 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,240 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,240 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,245 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,246 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,246 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,246 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,246 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,246 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,246 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,246 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,247 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,247 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,247 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,247 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,247 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,247 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,247 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,248 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,248 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,248 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,248 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,248 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,248 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,250 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,250 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,251 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,251 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,251 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,251 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,251 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,251 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,252 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 22:33:35,282 INFO L253 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2020-10-15 22:33:35,301 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-15 22:33:35,301 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-15 22:33:35,301 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-15 22:33:35,301 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 22:33:35,301 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 22:33:35,302 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-15 22:33:35,302 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 22:33:35,302 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 22:33:35,323 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-15 22:33:35,326 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 251 places, 285 transitions, 612 flow [2020-10-15 22:33:35,329 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 251 places, 285 transitions, 612 flow [2020-10-15 22:33:35,330 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 251 places, 285 transitions, 612 flow [2020-10-15 22:33:35,478 INFO L129 PetriNetUnfolder]: 69/511 cut-off events. [2020-10-15 22:33:35,478 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2020-10-15 22:33:35,492 INFO L80 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 based on Foata normal form. 0/416 useless extension candidates. Maximal degree in co-relation 531. Up to 28 conditions per place. [2020-10-15 22:33:35,512 INFO L117 LiptonReduction]: Number of co-enabled transitions 10574 [2020-10-15 22:33:35,731 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 22:33:35,756 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 22:33:35,760 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 22:33:35,778 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 22:33:35,780 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 22:33:35,781 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:84, output treesize:86 [2020-10-15 22:33:35,811 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 22:33:35,838 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 22:33:35,839 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 22:33:35,840 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:89, output treesize:90 [2020-10-15 22:33:41,378 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 22:33:41,399 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 22:33:41,403 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 22:33:41,425 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 22:33:41,426 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 22:33:41,427 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:88, output treesize:90 [2020-10-15 22:33:41,440 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 22:33:41,460 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 22:33:41,461 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 22:33:41,461 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:93, output treesize:94 [2020-10-15 22:33:44,273 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-15 22:33:45,417 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 74 [2020-10-15 22:33:46,002 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2020-10-15 22:33:46,126 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-10-15 22:33:46,380 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2020-10-15 22:33:46,521 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-10-15 22:33:46,539 INFO L132 LiptonReduction]: Checked pairs total: 19934 [2020-10-15 22:33:46,539 INFO L134 LiptonReduction]: Total number of compositions: 362 [2020-10-15 22:33:46,546 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 58 places, 68 transitions, 178 flow [2020-10-15 22:33:46,609 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 870 states. [2020-10-15 22:33:46,612 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states. [2020-10-15 22:33:46,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-10-15 22:33:46,620 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 22:33:46,620 INFO L422 BasicCegarLoop]: trace histogram [1] [2020-10-15 22:33:46,621 INFO L429 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]=== [2020-10-15 22:33:46,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 22:33:46,626 INFO L82 PathProgramCache]: Analyzing trace with hash 1010, now seen corresponding path program 1 times [2020-10-15 22:33:46,632 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 22:33:46,633 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026226141] [2020-10-15 22:33:46,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 22:33:46,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 22:33:46,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 22:33:46,854 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026226141] [2020-10-15 22:33:46,856 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 22:33:46,856 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-10-15 22:33:46,857 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633841639] [2020-10-15 22:33:46,866 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-15 22:33:46,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 22:33:46,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-15 22:33:46,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-15 22:33:46,880 INFO L87 Difference]: Start difference. First operand 870 states. Second operand 2 states. [2020-10-15 22:33:46,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 22:33:46,927 INFO L93 Difference]: Finished difference Result 868 states and 2462 transitions. [2020-10-15 22:33:46,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-15 22:33:46,929 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-10-15 22:33:46,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 22:33:46,964 INFO L225 Difference]: With dead ends: 868 [2020-10-15 22:33:46,964 INFO L226 Difference]: Without dead ends: 845 [2020-10-15 22:33:46,966 INFO L677 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 [2020-10-15 22:33:46,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 845 states. [2020-10-15 22:33:47,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 845 to 845. [2020-10-15 22:33:47,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 845 states. [2020-10-15 22:33:47,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 845 states and 2416 transitions. [2020-10-15 22:33:47,080 INFO L78 Accepts]: Start accepts. Automaton has 845 states and 2416 transitions. Word has length 1 [2020-10-15 22:33:47,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 22:33:47,081 INFO L481 AbstractCegarLoop]: Abstraction has 845 states and 2416 transitions. [2020-10-15 22:33:47,081 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-15 22:33:47,081 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 2416 transitions. [2020-10-15 22:33:47,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-15 22:33:47,082 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 22:33:47,082 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-15 22:33:47,082 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 22:33:47,083 INFO L429 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]=== [2020-10-15 22:33:47,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 22:33:47,083 INFO L82 PathProgramCache]: Analyzing trace with hash -415740166, now seen corresponding path program 1 times [2020-10-15 22:33:47,083 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 22:33:47,084 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476634625] [2020-10-15 22:33:47,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 22:33:47,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 22:33:47,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 22:33:47,273 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476634625] [2020-10-15 22:33:47,273 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 22:33:47,273 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 22:33:47,273 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697811655] [2020-10-15 22:33:47,275 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 22:33:47,275 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 22:33:47,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 22:33:47,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 22:33:47,276 INFO L87 Difference]: Start difference. First operand 845 states and 2416 transitions. Second operand 3 states. [2020-10-15 22:33:47,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 22:33:47,308 INFO L93 Difference]: Finished difference Result 1161 states and 3206 transitions. [2020-10-15 22:33:47,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 22:33:47,309 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2020-10-15 22:33:47,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 22:33:47,318 INFO L225 Difference]: With dead ends: 1161 [2020-10-15 22:33:47,319 INFO L226 Difference]: Without dead ends: 1161 [2020-10-15 22:33:47,319 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 22:33:47,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1161 states. [2020-10-15 22:33:47,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1161 to 893. [2020-10-15 22:33:47,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 893 states. [2020-10-15 22:33:47,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 893 states and 2554 transitions. [2020-10-15 22:33:47,360 INFO L78 Accepts]: Start accepts. Automaton has 893 states and 2554 transitions. Word has length 6 [2020-10-15 22:33:47,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 22:33:47,361 INFO L481 AbstractCegarLoop]: Abstraction has 893 states and 2554 transitions. [2020-10-15 22:33:47,361 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 22:33:47,361 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 2554 transitions. [2020-10-15 22:33:47,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-15 22:33:47,362 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 22:33:47,362 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-15 22:33:47,362 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 22:33:47,363 INFO L429 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]=== [2020-10-15 22:33:47,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 22:33:47,363 INFO L82 PathProgramCache]: Analyzing trace with hash -415770475, now seen corresponding path program 1 times [2020-10-15 22:33:47,363 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 22:33:47,364 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835659078] [2020-10-15 22:33:47,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 22:33:47,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 22:33:47,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 22:33:47,455 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835659078] [2020-10-15 22:33:47,455 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 22:33:47,455 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 22:33:47,455 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476576580] [2020-10-15 22:33:47,456 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-15 22:33:47,456 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 22:33:47,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-15 22:33:47,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-15 22:33:47,457 INFO L87 Difference]: Start difference. First operand 893 states and 2554 transitions. Second operand 4 states. [2020-10-15 22:33:47,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 22:33:47,574 INFO L93 Difference]: Finished difference Result 1256 states and 3556 transitions. [2020-10-15 22:33:47,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-15 22:33:47,575 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2020-10-15 22:33:47,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 22:33:47,587 INFO L225 Difference]: With dead ends: 1256 [2020-10-15 22:33:47,588 INFO L226 Difference]: Without dead ends: 1236 [2020-10-15 22:33:47,588 INFO L677 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 [2020-10-15 22:33:47,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1236 states. [2020-10-15 22:33:47,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1236 to 971. [2020-10-15 22:33:47,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 971 states. [2020-10-15 22:33:47,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 971 states and 2760 transitions. [2020-10-15 22:33:47,637 INFO L78 Accepts]: Start accepts. Automaton has 971 states and 2760 transitions. Word has length 6 [2020-10-15 22:33:47,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 22:33:47,637 INFO L481 AbstractCegarLoop]: Abstraction has 971 states and 2760 transitions. [2020-10-15 22:33:47,637 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-15 22:33:47,638 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 2760 transitions. [2020-10-15 22:33:47,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-15 22:33:47,639 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 22:33:47,639 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 22:33:47,639 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 22:33:47,640 INFO L429 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]=== [2020-10-15 22:33:47,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 22:33:47,640 INFO L82 PathProgramCache]: Analyzing trace with hash -113372245, now seen corresponding path program 1 times [2020-10-15 22:33:47,640 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 22:33:47,640 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377577654] [2020-10-15 22:33:47,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 22:33:47,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 22:33:47,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 22:33:47,707 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377577654] [2020-10-15 22:33:47,708 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 22:33:47,708 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 22:33:47,708 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244544962] [2020-10-15 22:33:47,708 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 22:33:47,709 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 22:33:47,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 22:33:47,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 22:33:47,709 INFO L87 Difference]: Start difference. First operand 971 states and 2760 transitions. Second operand 3 states. [2020-10-15 22:33:47,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 22:33:47,764 INFO L93 Difference]: Finished difference Result 1369 states and 3977 transitions. [2020-10-15 22:33:47,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 22:33:47,765 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-15 22:33:47,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 22:33:47,775 INFO L225 Difference]: With dead ends: 1369 [2020-10-15 22:33:47,776 INFO L226 Difference]: Without dead ends: 1365 [2020-10-15 22:33:47,776 INFO L677 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 [2020-10-15 22:33:47,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1365 states. [2020-10-15 22:33:47,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1365 to 1011. [2020-10-15 22:33:47,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1011 states. [2020-10-15 22:33:47,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 1011 states and 2821 transitions. [2020-10-15 22:33:47,813 INFO L78 Accepts]: Start accepts. Automaton has 1011 states and 2821 transitions. Word has length 8 [2020-10-15 22:33:47,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 22:33:47,814 INFO L481 AbstractCegarLoop]: Abstraction has 1011 states and 2821 transitions. [2020-10-15 22:33:47,814 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 22:33:47,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 2821 transitions. [2020-10-15 22:33:47,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-15 22:33:47,815 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 22:33:47,816 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 22:33:47,816 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 22:33:47,816 INFO L429 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]=== [2020-10-15 22:33:47,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 22:33:47,816 INFO L82 PathProgramCache]: Analyzing trace with hash -113794219, now seen corresponding path program 1 times [2020-10-15 22:33:47,817 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 22:33:47,817 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703502217] [2020-10-15 22:33:47,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 22:33:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 22:33:47,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 22:33:47,873 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703502217] [2020-10-15 22:33:47,873 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 22:33:47,873 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 22:33:47,874 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714764716] [2020-10-15 22:33:47,874 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 22:33:47,874 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 22:33:47,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 22:33:47,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 22:33:47,875 INFO L87 Difference]: Start difference. First operand 1011 states and 2821 transitions. Second operand 3 states. [2020-10-15 22:33:47,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 22:33:47,921 INFO L93 Difference]: Finished difference Result 1083 states and 2910 transitions. [2020-10-15 22:33:47,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 22:33:47,921 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-15 22:33:47,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 22:33:47,929 INFO L225 Difference]: With dead ends: 1083 [2020-10-15 22:33:47,929 INFO L226 Difference]: Without dead ends: 1053 [2020-10-15 22:33:47,929 INFO L677 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 [2020-10-15 22:33:47,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1053 states. [2020-10-15 22:33:47,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1053 to 1053. [2020-10-15 22:33:47,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1053 states. [2020-10-15 22:33:47,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 1053 states and 2816 transitions. [2020-10-15 22:33:47,999 INFO L78 Accepts]: Start accepts. Automaton has 1053 states and 2816 transitions. Word has length 8 [2020-10-15 22:33:48,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 22:33:48,000 INFO L481 AbstractCegarLoop]: Abstraction has 1053 states and 2816 transitions. [2020-10-15 22:33:48,000 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 22:33:48,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 2816 transitions. [2020-10-15 22:33:48,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-15 22:33:48,002 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 22:33:48,002 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 22:33:48,002 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 22:33:48,002 INFO L429 AbstractCegarLoop]: === Iteration 6 === [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]=== [2020-10-15 22:33:48,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 22:33:48,003 INFO L82 PathProgramCache]: Analyzing trace with hash 780570883, now seen corresponding path program 1 times [2020-10-15 22:33:48,003 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 22:33:48,003 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125092477] [2020-10-15 22:33:48,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 22:33:48,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 22:33:48,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 22:33:48,057 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125092477] [2020-10-15 22:33:48,057 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 22:33:48,057 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 22:33:48,058 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475953121] [2020-10-15 22:33:48,058 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 22:33:48,058 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 22:33:48,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 22:33:48,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 22:33:48,059 INFO L87 Difference]: Start difference. First operand 1053 states and 2816 transitions. Second operand 3 states. [2020-10-15 22:33:48,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 22:33:48,085 INFO L93 Difference]: Finished difference Result 457 states and 1092 transitions. [2020-10-15 22:33:48,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 22:33:48,085 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-15 22:33:48,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 22:33:48,088 INFO L225 Difference]: With dead ends: 457 [2020-10-15 22:33:48,088 INFO L226 Difference]: Without dead ends: 446 [2020-10-15 22:33:48,089 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 22:33:48,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 446 states. [2020-10-15 22:33:48,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 446 to 446. [2020-10-15 22:33:48,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 446 states. [2020-10-15 22:33:48,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 446 states and 1066 transitions. [2020-10-15 22:33:48,101 INFO L78 Accepts]: Start accepts. Automaton has 446 states and 1066 transitions. Word has length 9 [2020-10-15 22:33:48,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 22:33:48,102 INFO L481 AbstractCegarLoop]: Abstraction has 446 states and 1066 transitions. [2020-10-15 22:33:48,102 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 22:33:48,102 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 1066 transitions. [2020-10-15 22:33:48,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-15 22:33:48,103 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 22:33:48,103 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 22:33:48,103 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 22:33:48,104 INFO L429 AbstractCegarLoop]: === Iteration 7 === [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]=== [2020-10-15 22:33:48,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 22:33:48,104 INFO L82 PathProgramCache]: Analyzing trace with hash -1576902233, now seen corresponding path program 1 times [2020-10-15 22:33:48,104 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 22:33:48,105 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627774731] [2020-10-15 22:33:48,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 22:33:48,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 22:33:48,132 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 22:33:48,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 22:33:48,148 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 22:33:48,175 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-15 22:33:48,175 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-15 22:33:48,175 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 22:33:48,176 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-15 22:33:48,176 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-15 22:33:48,180 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [947] [947] L1787-1-->L1770: Formula: (and (= ~pdev~0_Out1064017493 1) (= |ULTIMATE.start_ldv_assert_#in~expression_Out1064017493| 1) (= |ULTIMATE.start_ldv_assert_#in~expression_Out1064017493| ULTIMATE.start_ldv_assert_~expression_Out1064017493) (= (store |#pthreadsMutex_In1064017493| |~#mutex~0.base_In1064017493| (store (select |#pthreadsMutex_In1064017493| |~#mutex~0.base_In1064017493|) |~#mutex~0.offset_In1064017493| 0)) |#pthreadsMutex_Out1064017493|) (<= |ULTIMATE.start_module_init_#t~nondet41_Out1064017493| 2147483647) (<= 0 (+ |ULTIMATE.start_module_init_#t~nondet41_Out1064017493| 2147483648))) InVars {#pthreadsMutex=|#pthreadsMutex_In1064017493|, ~#mutex~0.base=|~#mutex~0.base_In1064017493|, ~#mutex~0.offset=|~#mutex~0.offset_In1064017493|} OutVars{#pthreadsMutex=|#pthreadsMutex_Out1064017493|, ~#mutex~0.base=|~#mutex~0.base_In1064017493|, ~pdev~0=~pdev~0_Out1064017493, ~#mutex~0.offset=|~#mutex~0.offset_In1064017493|, ULTIMATE.start_module_init_#t~nondet42=|ULTIMATE.start_module_init_#t~nondet42_Out1064017493|, ULTIMATE.start_module_init_#t~nondet41=|ULTIMATE.start_module_init_#t~nondet41_Out1064017493|, ULTIMATE.start_ldv_assert_#in~expression=|ULTIMATE.start_ldv_assert_#in~expression_Out1064017493|, ULTIMATE.start_ldv_assert_~expression=ULTIMATE.start_ldv_assert_~expression_Out1064017493} AuxVars[] AssignedVars[#pthreadsMutex, ~pdev~0, ULTIMATE.start_module_init_#t~nondet42, ULTIMATE.start_module_init_#t~nondet41, ULTIMATE.start_ldv_assert_#in~expression, ULTIMATE.start_ldv_assert_~expression] because there is no mapped edge [2020-10-15 22:33:48,181 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [909] [909] L1720-4-->L1738-4: Formula: (let ((.cse0 (= |thread_usbThread1of1ForFork1_#t~ret40_Out41252354| thread_usbThread1of1ForFork1_~probe_ret~0_Out41252354)) (.cse1 (= 0 thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0_In41252354)) (.cse2 (= |thread_usbThread1of1ForFork1_#t~ret40_Out41252354| |thread_usbThread1of1ForFork1_ath_ahb_probe_#res_Out41252354|))) (or (and .cse0 (= |thread_usbThread1of1ForFork1_ath_ahb_probe_#res_Out41252354| 0) .cse1 .cse2) (and .cse0 (not .cse1) (= (- 1) |thread_usbThread1of1ForFork1_ath_ahb_probe_#res_Out41252354|) .cse2))) InVars {thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0=thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0_In41252354} OutVars{thread_usbThread1of1ForFork1_ath_ahb_probe_#res=|thread_usbThread1of1ForFork1_ath_ahb_probe_#res_Out41252354|, thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37=|thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37_Out41252354|, thread_usbThread1of1ForFork1_#t~ret40=|thread_usbThread1of1ForFork1_#t~ret40_Out41252354|, thread_usbThread1of1ForFork1_~probe_ret~0=thread_usbThread1of1ForFork1_~probe_ret~0_Out41252354, thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0=thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0_In41252354} AuxVars[] AssignedVars[thread_usbThread1of1ForFork1_ath_ahb_probe_#res, thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37, thread_usbThread1of1ForFork1_#t~ret40, thread_usbThread1of1ForFork1_~probe_ret~0] because there is no mapped edge [2020-10-15 22:33:48,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 10:33:48 BasicIcfg [2020-10-15 22:33:48,209 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 22:33:48,211 INFO L168 Benchmark]: Toolchain (without parser) took 15214.54 ms. Allocated memory was 252.7 MB in the beginning and 515.9 MB in the end (delta: 263.2 MB). Free memory was 202.6 MB in the beginning and 426.5 MB in the end (delta: -223.9 MB). Peak memory consumption was 39.3 MB. Max. memory is 14.2 GB. [2020-10-15 22:33:48,211 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 252.7 MB. Free memory is still 226.6 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-15 22:33:48,212 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1305.21 ms. Allocated memory was 252.7 MB in the beginning and 358.1 MB in the end (delta: 105.4 MB). Free memory was 202.6 MB in the beginning and 317.8 MB in the end (delta: -115.2 MB). Peak memory consumption was 107.1 MB. Max. memory is 14.2 GB. [2020-10-15 22:33:48,213 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.89 ms. Allocated memory is still 358.1 MB. Free memory was 317.8 MB in the beginning and 314.5 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 14.2 GB. [2020-10-15 22:33:48,213 INFO L168 Benchmark]: Boogie Preprocessor took 48.98 ms. Allocated memory is still 358.1 MB. Free memory was 314.5 MB in the beginning and 311.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 14.2 GB. [2020-10-15 22:33:48,214 INFO L168 Benchmark]: RCFGBuilder took 716.63 ms. Allocated memory is still 358.1 MB. Free memory was 311.2 MB in the beginning and 258.4 MB in the end (delta: 52.7 MB). Peak memory consumption was 52.7 MB. Max. memory is 14.2 GB. [2020-10-15 22:33:48,215 INFO L168 Benchmark]: TraceAbstraction took 13066.85 ms. Allocated memory was 358.1 MB in the beginning and 515.9 MB in the end (delta: 157.8 MB). Free memory was 258.4 MB in the beginning and 426.5 MB in the end (delta: -168.1 MB). There was no memory consumed. Max. memory is 14.2 GB. [2020-10-15 22:33:48,219 INFO L336 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 252.7 MB. Free memory is still 226.6 MB. There was no memory consumed. Max. memory is 14.2 GB. * CACSL2BoogieTranslator took 1305.21 ms. Allocated memory was 252.7 MB in the beginning and 358.1 MB in the end (delta: 105.4 MB). Free memory was 202.6 MB in the beginning and 317.8 MB in the end (delta: -115.2 MB). Peak memory consumption was 107.1 MB. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 69.89 ms. Allocated memory is still 358.1 MB. Free memory was 317.8 MB in the beginning and 314.5 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 48.98 ms. Allocated memory is still 358.1 MB. Free memory was 314.5 MB in the beginning and 311.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 14.2 GB. * RCFGBuilder took 716.63 ms. Allocated memory is still 358.1 MB. Free memory was 311.2 MB in the beginning and 258.4 MB in the end (delta: 52.7 MB). Peak memory consumption was 52.7 MB. Max. memory is 14.2 GB. * TraceAbstraction took 13066.85 ms. Allocated memory was 358.1 MB in the beginning and 515.9 MB in the end (delta: 157.8 MB). Free memory was 258.4 MB in the beginning and 426.5 MB in the end (delta: -168.1 MB). There was no memory consumed. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 8206 VarBasedMoverChecksPositive, 88 VarBasedMoverChecksNegative, 21 SemBasedMoverChecksPositive, 65 SemBasedMoverChecksNegative, 2 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 4.7s, 318 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 11.2s, 251 PlacesBefore, 58 PlacesAfterwards, 285 TransitionsBefore, 68 TransitionsAfterwards, 10574 CoEnabledTransitionPairs, 7 FixpointIterations, 142 TrivialSequentialCompositions, 125 ConcurrentSequentialCompositions, 24 TrivialYvCompositions, 47 ConcurrentYvCompositions, 24 ChoiceCompositions, 362 TotalNumberOfCompositions, 19934 MoverChecksTotal - CounterExampleResult [Line: 1682]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L1683] 0 pthread_t t1, t2; [L1684] 0 pthread_mutex_t mutex; [L1685] 0 int pdev; [L1730] 0 int ldv_usb_state; [L1770] COND TRUE 0 __VERIFIER_nondet_int() [L1771] FCALL, FORK 0 pthread_create(&t1, ((void *)0), thread_usb, ((void *)0)) VAL [ldv_usb_state=0, mutex={2:0}, pdev=1, t1={3:0}, t2={5:0}] [L1732] 1 ldv_usb_state = 0 [L1733] 1 int probe_ret; VAL [ldv_usb_state=0, mutex={2:0}, pdev=1, t1={3:0}, t2={5:0}] [L1734] COND TRUE 1 1 [L1736] 1 case 0: [L1737] COND TRUE 1 ldv_usb_state==0 [L1719] 1 int error; [L1706] COND TRUE 1 __VERIFIER_nondet_int() [L1707] FCALL, FORK 1 pthread_create(&t2, ((void *)0), thread_ath9k, ((void *)0)) VAL [ldv_usb_state=0, mutex={2:0}, pdev=1, t1={3:0}, t2={5:0}] [L1708] 1 return 0; [L1720] 1 error = ieee80211_register_hw() [L1739] COND FALSE 1 !(probe_ret!=0) [L1741] 1 ldv_usb_state = 1 [L1742] 1 pdev = 7 VAL [ldv_usb_state=1, mutex={2:0}, pdev=7, t1={3:0}, t2={5:0}] [L1693] COND TRUE 2 1 [L1695] 2 case 1: [L1688] 2 pdev = 6 VAL [ldv_usb_state=1, mutex={2:0}, pdev=6, t1={3:0}, t2={5:0}] [L1682] COND TRUE 1 !expression [L1682] 1 __VERIFIER_error() VAL [ldv_usb_state=1, mutex={2:0}, pdev=6, t1={3:0}, t2={5:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 168 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 12.8s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 11.3s, HoareTripleCheckerStatistics: 368 SDtfs, 148 SDslu, 195 SDs, 0 SdLazy, 113 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1053occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 887 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 32 ConstructedInterpolants, 0 QuantifiedInterpolants, 301 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...