/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf -i ../../../trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c7e336b [2020-10-05 23:43:54,500 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-05 23:43:54,503 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-05 23:43:54,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-05 23:43:54,535 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-05 23:43:54,547 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-05 23:43:54,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-05 23:43:54,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-05 23:43:54,554 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-05 23:43:54,557 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-05 23:43:54,558 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-05 23:43:54,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-05 23:43:54,561 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-05 23:43:54,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-05 23:43:54,566 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-05 23:43:54,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-05 23:43:54,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-05 23:43:54,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-05 23:43:54,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-05 23:43:54,580 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-05 23:43:54,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-05 23:43:54,584 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-05 23:43:54,585 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-05 23:43:54,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-05 23:43:54,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-05 23:43:54,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-05 23:43:54,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-05 23:43:54,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-05 23:43:54,604 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf [2020-10-05 23:43:54,650 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-05 23:43:54,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-05 23:43:54,652 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-05 23:43:54,652 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-05 23:43:54,652 INFO L138 SettingsManager]: * Use SBE=true [2020-10-05 23:43:54,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-05 23:43:54,653 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-05 23:43:54,653 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-05 23:43:54,653 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-05 23:43:54,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-05 23:43:54,655 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-05 23:43:54,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-05 23:43:54,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-05 23:43:54,655 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-05 23:43:54,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-05 23:43:54,656 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-05 23:43:54,656 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-05 23:43:54,656 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-05 23:43:54,656 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-05 23:43:54,657 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-05 23:43:54,657 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-05 23:43:54,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-05 23:43:54,657 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-05 23:43:54,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-05 23:43:54,658 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-05 23:43:54,658 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-05 23:43:54,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-05 23:43:54,658 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-05 23:43:54,658 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-05 23:43:54,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-05 23:43:54,969 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-05 23:43:54,973 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-05 23:43:54,974 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-05 23:43:54,974 INFO L275 PluginConnector]: CDTParser initialized [2020-10-05 23:43:54,975 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i [2020-10-05 23:43:55,035 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2e2b0ec5/a702771ec14445298fd3f1018caf5cf0/FLAG2b810d96b [2020-10-05 23:43:55,663 INFO L306 CDTParser]: Found 1 translation units. [2020-10-05 23:43:55,666 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i [2020-10-05 23:43:55,695 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2e2b0ec5/a702771ec14445298fd3f1018caf5cf0/FLAG2b810d96b [2020-10-05 23:43:55,869 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2e2b0ec5/a702771ec14445298fd3f1018caf5cf0 [2020-10-05 23:43:55,877 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-05 23:43:55,878 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-05 23:43:55,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-05 23:43:55,879 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-05 23:43:55,883 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-05 23:43:55,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 11:43:55" (1/1) ... [2020-10-05 23:43:55,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33c7e57f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:55, skipping insertion in model container [2020-10-05 23:43:55,887 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 11:43:55" (1/1) ... [2020-10-05 23:43:55,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-05 23:43:55,946 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-05 23:43:56,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-05 23:43:56,780 INFO L203 MainTranslator]: Completed pre-run [2020-10-05 23:43:56,837 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-05 23:43:57,282 INFO L208 MainTranslator]: Completed translation [2020-10-05 23:43:57,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:57 WrapperNode [2020-10-05 23:43:57,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-05 23:43:57,286 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-05 23:43:57,286 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-05 23:43:57,286 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-05 23:43:57,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:57" (1/1) ... [2020-10-05 23:43:57,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:57" (1/1) ... [2020-10-05 23:43:57,417 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-05 23:43:57,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-05 23:43:57,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-05 23:43:57,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-05 23:43:57,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:57" (1/1) ... [2020-10-05 23:43:57,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:57" (1/1) ... [2020-10-05 23:43:57,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:57" (1/1) ... [2020-10-05 23:43:57,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:57" (1/1) ... [2020-10-05 23:43:57,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:57" (1/1) ... [2020-10-05 23:43:57,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:57" (1/1) ... [2020-10-05 23:43:57,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:57" (1/1) ... [2020-10-05 23:43:57,492 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-05 23:43:57,493 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-05 23:43:57,493 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-05 23:43:57,493 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-05 23:43:57,494 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:57" (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 [2020-10-05 23:43:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb [2020-10-05 23:43:57,558 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb [2020-10-05 23:43:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-05 23:43:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-05 23:43:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k [2020-10-05 23:43:57,559 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k [2020-10-05 23:43:57,559 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-05 23:43:57,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-05 23:43:57,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-05 23:43:57,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-05 23:43:57,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-05 23:43:57,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-05 23:43:57,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-05 23:43:57,562 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-05 23:43:58,298 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-05 23:43:58,298 INFO L298 CfgBuilder]: Removed 32 assume(true) statements. [2020-10-05 23:43:58,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.10 11:43:58 BoogieIcfgContainer [2020-10-05 23:43:58,301 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-05 23:43:58,302 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-05 23:43:58,302 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-05 23:43:58,306 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-05 23:43:58,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.10 11:43:55" (1/3) ... [2020-10-05 23:43:58,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72c11deb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.10 11:43:58, skipping insertion in model container [2020-10-05 23:43:58,308 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:57" (2/3) ... [2020-10-05 23:43:58,308 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72c11deb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.10 11:43:58, skipping insertion in model container [2020-10-05 23:43:58,308 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.10 11:43:58" (3/3) ... [2020-10-05 23:43:58,310 INFO L109 eAbstractionObserver]: Analyzing ICFG race-4_1-thread_local_vars.i [2020-10-05 23:43:58,322 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-05 23:43:58,322 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-05 23:43:58,332 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2020-10-05 23:43:58,333 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-05 23:43:58,371 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,371 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,372 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,372 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,372 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,372 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,373 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,373 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,373 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,373 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,374 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,374 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,374 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,374 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,375 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,375 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,375 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,376 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,376 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,376 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,376 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,377 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,377 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,377 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,377 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,378 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,378 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,380 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,380 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,380 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,380 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,381 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,381 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,382 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,382 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,382 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,383 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,383 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,383 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,383 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,384 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,384 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,384 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,384 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,385 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,385 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,385 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,386 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,386 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,386 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,387 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,387 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,387 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,387 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,387 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,388 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,388 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,388 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,389 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,389 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,389 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,389 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,389 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,390 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,390 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,390 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,391 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,391 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,391 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,391 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,392 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,392 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,392 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,393 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,394 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,394 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,394 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,394 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,394 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,395 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,395 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,395 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,396 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,396 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,396 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,397 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,397 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,397 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,397 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,398 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,398 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,398 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,398 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,399 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,399 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,399 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,400 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,400 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,400 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,400 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,401 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,401 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,401 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,401 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,402 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,402 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,402 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,402 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,403 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,403 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,403 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,404 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,404 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,404 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,408 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,408 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,409 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,409 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,409 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,409 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,410 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,410 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,410 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,417 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,417 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,418 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,418 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,418 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,418 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,419 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,419 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,437 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,437 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,437 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,438 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,438 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,438 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,438 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,438 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,438 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,438 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,438 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,439 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,439 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,441 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,441 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,442 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,442 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,442 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,442 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,442 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,442 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,443 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:58,477 INFO L251 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2020-10-05 23:43:58,498 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-05 23:43:58,498 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-05 23:43:58,498 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-05 23:43:58,499 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-05 23:43:58,499 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-05 23:43:58,499 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-05 23:43:58,499 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-05 23:43:58,499 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-05 23:43:58,522 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 237 places, 269 transitions, 580 flow [2020-10-05 23:43:58,524 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 237 places, 269 transitions, 580 flow [2020-10-05 23:43:58,698 INFO L129 PetriNetUnfolder]: 65/479 cut-off events. [2020-10-05 23:43:58,699 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2020-10-05 23:43:58,710 INFO L80 FinitePrefix]: Finished finitePrefix Result has 503 conditions, 479 events. 65/479 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1213 event pairs, 0 based on Foata normal form. 0/392 useless extension candidates. Maximal degree in co-relation 499. Up to 24 conditions per place. [2020-10-05 23:43:58,728 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 237 places, 269 transitions, 580 flow [2020-10-05 23:43:58,799 INFO L129 PetriNetUnfolder]: 65/479 cut-off events. [2020-10-05 23:43:58,799 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2020-10-05 23:43:58,803 INFO L80 FinitePrefix]: Finished finitePrefix Result has 503 conditions, 479 events. 65/479 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1213 event pairs, 0 based on Foata normal form. 0/392 useless extension candidates. Maximal degree in co-relation 499. Up to 24 conditions per place. [2020-10-05 23:43:58,822 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 9678 [2020-10-05 23:43:58,824 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-10-05 23:44:04,010 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2020-10-05 23:44:04,662 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-10-05 23:44:04,828 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-10-05 23:44:05,214 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 95 [2020-10-05 23:44:05,327 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-10-05 23:44:05,343 INFO L206 etLargeBlockEncoding]: Checked pairs total: 13685 [2020-10-05 23:44:05,344 INFO L214 etLargeBlockEncoding]: Total number of compositions: 309 [2020-10-05 23:44:05,348 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 56 places, 68 transitions, 178 flow [2020-10-05 23:44:05,400 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 827 states. [2020-10-05 23:44:05,403 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states. [2020-10-05 23:44:05,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-10-05 23:44:05,409 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:44:05,410 INFO L422 BasicCegarLoop]: trace histogram [1] [2020-10-05 23:44:05,411 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thread_usbThread1of1ForFork1Err1INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:44:05,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:44:05,418 INFO L82 PathProgramCache]: Analyzing trace with hash 949, now seen corresponding path program 1 times [2020-10-05 23:44:05,428 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:44:05,429 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500918017] [2020-10-05 23:44:05,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:44:05,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:44:05,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:44:05,723 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500918017] [2020-10-05 23:44:05,724 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:44:05,724 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-10-05 23:44:05,725 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095287480] [2020-10-05 23:44:05,731 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-05 23:44:05,732 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:44:05,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-05 23:44:05,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-05 23:44:05,749 INFO L87 Difference]: Start difference. First operand 827 states. Second operand 2 states. [2020-10-05 23:44:05,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:44:05,815 INFO L93 Difference]: Finished difference Result 825 states and 2480 transitions. [2020-10-05 23:44:05,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-05 23:44:05,817 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-10-05 23:44:05,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:44:05,843 INFO L225 Difference]: With dead ends: 825 [2020-10-05 23:44:05,844 INFO L226 Difference]: Without dead ends: 796 [2020-10-05 23:44:05,845 INFO L675 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 [2020-10-05 23:44:05,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 796 states. [2020-10-05 23:44:05,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 796 to 796. [2020-10-05 23:44:05,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 796 states. [2020-10-05 23:44:05,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 796 states and 2422 transitions. [2020-10-05 23:44:05,965 INFO L78 Accepts]: Start accepts. Automaton has 796 states and 2422 transitions. Word has length 1 [2020-10-05 23:44:05,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:44:05,966 INFO L479 AbstractCegarLoop]: Abstraction has 796 states and 2422 transitions. [2020-10-05 23:44:05,966 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-05 23:44:05,966 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 2422 transitions. [2020-10-05 23:44:05,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-05 23:44:05,967 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:44:05,967 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-05 23:44:05,967 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-05 23:44:05,968 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thread_usbThread1of1ForFork1Err1INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:44:05,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:44:05,968 INFO L82 PathProgramCache]: Analyzing trace with hash 2017944740, now seen corresponding path program 1 times [2020-10-05 23:44:05,968 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:44:05,969 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266645173] [2020-10-05 23:44:05,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:44:06,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:44:06,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:44:06,131 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266645173] [2020-10-05 23:44:06,131 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:44:06,131 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 23:44:06,132 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557982662] [2020-10-05 23:44:06,133 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-05 23:44:06,133 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:44:06,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-05 23:44:06,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-05 23:44:06,134 INFO L87 Difference]: Start difference. First operand 796 states and 2422 transitions. Second operand 4 states. [2020-10-05 23:44:06,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:44:06,256 INFO L93 Difference]: Finished difference Result 1618 states and 4961 transitions. [2020-10-05 23:44:06,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-05 23:44:06,256 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2020-10-05 23:44:06,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:44:06,272 INFO L225 Difference]: With dead ends: 1618 [2020-10-05 23:44:06,272 INFO L226 Difference]: Without dead ends: 1594 [2020-10-05 23:44:06,273 INFO L675 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 [2020-10-05 23:44:06,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1594 states. [2020-10-05 23:44:06,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1594 to 910. [2020-10-05 23:44:06,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 910 states. [2020-10-05 23:44:06,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 910 states and 2733 transitions. [2020-10-05 23:44:06,321 INFO L78 Accepts]: Start accepts. Automaton has 910 states and 2733 transitions. Word has length 6 [2020-10-05 23:44:06,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:44:06,322 INFO L479 AbstractCegarLoop]: Abstraction has 910 states and 2733 transitions. [2020-10-05 23:44:06,323 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-05 23:44:06,323 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 2733 transitions. [2020-10-05 23:44:06,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-05 23:44:06,324 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:44:06,324 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:44:06,324 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-05 23:44:06,325 INFO L427 AbstractCegarLoop]: === Iteration 3 === [thread_usbThread1of1ForFork1Err1INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:44:06,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:44:06,325 INFO L82 PathProgramCache]: Analyzing trace with hash -2064392671, now seen corresponding path program 1 times [2020-10-05 23:44:06,325 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:44:06,325 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654894658] [2020-10-05 23:44:06,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:44:06,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:44:06,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:44:06,383 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654894658] [2020-10-05 23:44:06,383 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:44:06,383 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-05 23:44:06,383 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595896653] [2020-10-05 23:44:06,384 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:44:06,384 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:44:06,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:44:06,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:44:06,384 INFO L87 Difference]: Start difference. First operand 910 states and 2733 transitions. Second operand 3 states. [2020-10-05 23:44:06,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:44:06,435 INFO L93 Difference]: Finished difference Result 1213 states and 3720 transitions. [2020-10-05 23:44:06,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:44:06,436 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-05 23:44:06,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:44:06,446 INFO L225 Difference]: With dead ends: 1213 [2020-10-05 23:44:06,446 INFO L226 Difference]: Without dead ends: 1177 [2020-10-05 23:44:06,447 INFO L675 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 [2020-10-05 23:44:06,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1177 states. [2020-10-05 23:44:06,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1177 to 882. [2020-10-05 23:44:06,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 882 states. [2020-10-05 23:44:06,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 882 states and 2595 transitions. [2020-10-05 23:44:06,483 INFO L78 Accepts]: Start accepts. Automaton has 882 states and 2595 transitions. Word has length 8 [2020-10-05 23:44:06,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:44:06,483 INFO L479 AbstractCegarLoop]: Abstraction has 882 states and 2595 transitions. [2020-10-05 23:44:06,483 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:44:06,483 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 2595 transitions. [2020-10-05 23:44:06,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-05 23:44:06,485 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:44:06,485 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:44:06,485 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-05 23:44:06,485 INFO L427 AbstractCegarLoop]: === Iteration 4 === [thread_usbThread1of1ForFork1Err1INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:44:06,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:44:06,486 INFO L82 PathProgramCache]: Analyzing trace with hash 439172559, now seen corresponding path program 1 times [2020-10-05 23:44:06,486 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:44:06,486 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724967988] [2020-10-05 23:44:06,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:44:06,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:44:06,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:44:06,542 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724967988] [2020-10-05 23:44:06,542 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:44:06,542 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 23:44:06,543 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409311895] [2020-10-05 23:44:06,543 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:44:06,543 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:44:06,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:44:06,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:44:06,544 INFO L87 Difference]: Start difference. First operand 882 states and 2595 transitions. Second operand 3 states. [2020-10-05 23:44:06,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:44:06,568 INFO L93 Difference]: Finished difference Result 379 states and 973 transitions. [2020-10-05 23:44:06,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:44:06,568 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-05 23:44:06,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:44:06,571 INFO L225 Difference]: With dead ends: 379 [2020-10-05 23:44:06,571 INFO L226 Difference]: Without dead ends: 366 [2020-10-05 23:44:06,572 INFO L675 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 [2020-10-05 23:44:06,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2020-10-05 23:44:06,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 366. [2020-10-05 23:44:06,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 366 states. [2020-10-05 23:44:06,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 941 transitions. [2020-10-05 23:44:06,583 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 941 transitions. Word has length 9 [2020-10-05 23:44:06,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:44:06,583 INFO L479 AbstractCegarLoop]: Abstraction has 366 states and 941 transitions. [2020-10-05 23:44:06,583 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:44:06,584 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 941 transitions. [2020-10-05 23:44:06,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-05 23:44:06,585 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:44:06,585 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:44:06,585 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-05 23:44:06,586 INFO L427 AbstractCegarLoop]: === Iteration 5 === [thread_usbThread1of1ForFork1Err1INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:44:06,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:44:06,586 INFO L82 PathProgramCache]: Analyzing trace with hash 717367589, now seen corresponding path program 1 times [2020-10-05 23:44:06,586 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:44:06,587 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132721238] [2020-10-05 23:44:06,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:44:06,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:44:06,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:44:06,644 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132721238] [2020-10-05 23:44:06,644 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:44:06,644 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 23:44:06,644 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631529483] [2020-10-05 23:44:06,645 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:44:06,645 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:44:06,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:44:06,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:44:06,646 INFO L87 Difference]: Start difference. First operand 366 states and 941 transitions. Second operand 3 states. [2020-10-05 23:44:06,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:44:06,664 INFO L93 Difference]: Finished difference Result 203 states and 518 transitions. [2020-10-05 23:44:06,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:44:06,665 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2020-10-05 23:44:06,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:44:06,667 INFO L225 Difference]: With dead ends: 203 [2020-10-05 23:44:06,667 INFO L226 Difference]: Without dead ends: 203 [2020-10-05 23:44:06,668 INFO L675 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 [2020-10-05 23:44:06,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2020-10-05 23:44:06,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 182. [2020-10-05 23:44:06,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2020-10-05 23:44:06,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 475 transitions. [2020-10-05 23:44:06,676 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 475 transitions. Word has length 10 [2020-10-05 23:44:06,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:44:06,676 INFO L479 AbstractCegarLoop]: Abstraction has 182 states and 475 transitions. [2020-10-05 23:44:06,676 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:44:06,677 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 475 transitions. [2020-10-05 23:44:06,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-05 23:44:06,678 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:44:06,678 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:44:06,679 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-05 23:44:06,679 INFO L427 AbstractCegarLoop]: === Iteration 6 === [thread_usbThread1of1ForFork1Err1INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:44:06,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:44:06,679 INFO L82 PathProgramCache]: Analyzing trace with hash 762194488, now seen corresponding path program 1 times [2020-10-05 23:44:06,680 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:44:06,680 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109346871] [2020-10-05 23:44:06,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:44:06,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:44:06,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:44:06,739 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109346871] [2020-10-05 23:44:06,740 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:44:06,740 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-05 23:44:06,740 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071860070] [2020-10-05 23:44:06,740 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:44:06,741 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:44:06,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:44:06,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:44:06,741 INFO L87 Difference]: Start difference. First operand 182 states and 475 transitions. Second operand 3 states. [2020-10-05 23:44:06,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:44:06,759 INFO L93 Difference]: Finished difference Result 176 states and 464 transitions. [2020-10-05 23:44:06,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:44:06,760 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-10-05 23:44:06,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:44:06,761 INFO L225 Difference]: With dead ends: 176 [2020-10-05 23:44:06,762 INFO L226 Difference]: Without dead ends: 142 [2020-10-05 23:44:06,762 INFO L675 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 [2020-10-05 23:44:06,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-10-05 23:44:06,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2020-10-05 23:44:06,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-10-05 23:44:06,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 394 transitions. [2020-10-05 23:44:06,768 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 394 transitions. Word has length 13 [2020-10-05 23:44:06,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:44:06,769 INFO L479 AbstractCegarLoop]: Abstraction has 142 states and 394 transitions. [2020-10-05 23:44:06,769 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:44:06,769 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 394 transitions. [2020-10-05 23:44:06,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-05 23:44:06,770 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:44:06,770 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:44:06,771 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-05 23:44:06,771 INFO L427 AbstractCegarLoop]: === Iteration 7 === [thread_usbThread1of1ForFork1Err1INUSE_VIOLATION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:44:06,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:44:06,771 INFO L82 PathProgramCache]: Analyzing trace with hash 315891433, now seen corresponding path program 1 times [2020-10-05 23:44:06,772 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:44:06,772 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250268188] [2020-10-05 23:44:06,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:44:06,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:44:06,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-05 23:44:06,878 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250268188] [2020-10-05 23:44:06,878 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:44:06,878 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-05 23:44:06,878 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822682214] [2020-10-05 23:44:06,879 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:44:06,879 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:44:06,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:44:06,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:44:06,879 INFO L87 Difference]: Start difference. First operand 142 states and 394 transitions. Second operand 3 states. [2020-10-05 23:44:06,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:44:06,893 INFO L93 Difference]: Finished difference Result 237 states and 680 transitions. [2020-10-05 23:44:06,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:44:06,893 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2020-10-05 23:44:06,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:44:06,894 INFO L225 Difference]: With dead ends: 237 [2020-10-05 23:44:06,894 INFO L226 Difference]: Without dead ends: 0 [2020-10-05 23:44:06,894 INFO L675 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 [2020-10-05 23:44:06,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-05 23:44:06,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-05 23:44:06,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-05 23:44:06,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-05 23:44:06,895 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2020-10-05 23:44:06,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:44:06,895 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-05 23:44:06,895 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:44:06,896 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-05 23:44:06,896 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-05 23:44:06,896 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-05 23:44:06,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.10 11:44:06 BasicIcfg [2020-10-05 23:44:06,901 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-05 23:44:06,903 INFO L168 Benchmark]: Toolchain (without parser) took 11023.92 ms. Allocated memory was 148.9 MB in the beginning and 350.2 MB in the end (delta: 201.3 MB). Free memory was 100.6 MB in the beginning and 297.7 MB in the end (delta: -197.0 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-10-05 23:44:06,904 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 148.9 MB. Free memory was 122.3 MB in the beginning and 122.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-10-05 23:44:06,905 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1405.39 ms. Allocated memory was 148.9 MB in the beginning and 237.0 MB in the end (delta: 88.1 MB). Free memory was 100.4 MB in the beginning and 162.7 MB in the end (delta: -62.2 MB). Peak memory consumption was 70.5 MB. Max. memory is 7.1 GB. [2020-10-05 23:44:06,905 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.62 ms. Allocated memory is still 237.0 MB. Free memory was 162.7 MB in the beginning and 159.8 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2020-10-05 23:44:06,906 INFO L168 Benchmark]: Boogie Preprocessor took 73.13 ms. Allocated memory is still 237.0 MB. Free memory was 159.8 MB in the beginning and 157.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2020-10-05 23:44:06,907 INFO L168 Benchmark]: RCFGBuilder took 807.82 ms. Allocated memory is still 237.0 MB. Free memory was 157.0 MB in the beginning and 105.0 MB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 7.1 GB. [2020-10-05 23:44:06,908 INFO L168 Benchmark]: TraceAbstraction took 8598.38 ms. Allocated memory was 237.0 MB in the beginning and 350.2 MB in the end (delta: 113.2 MB). Free memory was 105.0 MB in the beginning and 297.7 MB in the end (delta: -192.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-05 23:44:06,912 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 148.9 MB. Free memory was 122.3 MB in the beginning and 122.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1405.39 ms. Allocated memory was 148.9 MB in the beginning and 237.0 MB in the end (delta: 88.1 MB). Free memory was 100.4 MB in the beginning and 162.7 MB in the end (delta: -62.2 MB). Peak memory consumption was 70.5 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 133.62 ms. Allocated memory is still 237.0 MB. Free memory was 162.7 MB in the beginning and 159.8 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 73.13 ms. Allocated memory is still 237.0 MB. Free memory was 159.8 MB in the beginning and 157.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 807.82 ms. Allocated memory is still 237.0 MB. Free memory was 157.0 MB in the beginning and 105.0 MB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 8598.38 ms. Allocated memory was 237.0 MB in the beginning and 350.2 MB in the end (delta: 113.2 MB). Free memory was 105.0 MB in the beginning and 297.7 MB in the end (delta: -192.6 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 6.8s, 237 ProgramPointsBefore, 56 ProgramPointsAfterwards, 269 TransitionsBefore, 68 TransitionsAfterwards, 9678 CoEnabledTransitionPairs, 8 FixpointIterations, 138 TrivialSequentialCompositions, 117 ConcurrentSequentialCompositions, 18 TrivialYvCompositions, 36 ConcurrentYvCompositions, 20 ChoiceCompositions, 5593 VarBasedMoverChecksPositive, 47 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 13685 CheckedPairsTotal, 309 TotalNumberOfCompositions - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 161 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8.4s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 6.9s, HoareTripleCheckerStatistics: 403 SDtfs, 175 SDslu, 227 SDs, 0 SdLazy, 95 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=910occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 1000 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 56 ConstructedInterpolants, 0 QuantifiedInterpolants, 751 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 3/3 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 correct! Received shutdown request...