/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 15:20:56,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 15:20:56,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 15:20:56,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 15:20:56,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 15:20:56,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 15:20:57,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 15:20:57,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 15:20:57,016 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 15:20:57,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 15:20:57,021 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 15:20:57,023 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 15:20:57,023 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 15:20:57,025 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 15:20:57,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 15:20:57,029 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 15:20:57,030 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 15:20:57,032 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 15:20:57,034 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 15:20:57,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 15:20:57,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 15:20:57,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 15:20:57,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 15:20:57,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 15:20:57,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-18 15:20:57,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-18 15:20:57,061 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-18 15:20:57,062 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-18 15:20:57,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-18 15:20:57,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-18 15:20:57,065 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-18 15:20:57,065 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-18 15:20:57,066 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-18 15:20:57,066 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 15:20:57,067 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 15:20:57,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 15:20:57,069 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-18 15:20:57,108 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 15:20:57,108 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 15:20:57,112 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 15:20:57,113 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 15:20:57,113 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 15:20:57,113 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 15:20:57,113 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 15:20:57,114 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 15:20:57,114 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 15:20:57,114 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 15:20:57,114 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 15:20:57,114 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 15:20:57,115 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 15:20:57,115 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 15:20:57,115 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 15:20:57,115 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 15:20:57,115 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 15:20:57,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 15:20:57,116 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 15:20:57,116 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 15:20:57,116 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 15:20:57,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 15:20:57,117 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 15:20:57,117 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 15:20:57,117 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 15:20:57,117 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 15:20:57,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 15:20:57,118 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 15:20:57,118 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-18 15:20:57,118 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 15:20:57,434 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 15:20:57,448 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 15:20:57,451 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 15:20:57,453 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 15:20:57,453 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 15:20:57,454 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i [2019-12-18 15:20:57,515 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82fdb055e/0d74569545f04b328c16f55bd12c8254/FLAG46f6991f1 [2019-12-18 15:20:58,130 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 15:20:58,131 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i [2019-12-18 15:20:58,157 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82fdb055e/0d74569545f04b328c16f55bd12c8254/FLAG46f6991f1 [2019-12-18 15:20:58,306 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82fdb055e/0d74569545f04b328c16f55bd12c8254 [2019-12-18 15:20:58,314 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 15:20:58,316 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 15:20:58,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 15:20:58,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 15:20:58,326 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 15:20:58,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 03:20:58" (1/1) ... [2019-12-18 15:20:58,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19e8d2e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:20:58, skipping insertion in model container [2019-12-18 15:20:58,330 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 03:20:58" (1/1) ... [2019-12-18 15:20:58,338 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 15:20:58,417 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 15:20:59,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 15:20:59,347 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 15:20:59,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 15:20:59,847 INFO L208 MainTranslator]: Completed translation [2019-12-18 15:20:59,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:20:59 WrapperNode [2019-12-18 15:20:59,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 15:20:59,848 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 15:20:59,849 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 15:20:59,849 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 15:20:59,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:20:59" (1/1) ... [2019-12-18 15:20:59,891 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:20:59" (1/1) ... [2019-12-18 15:20:59,924 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 15:20:59,927 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 15:20:59,927 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 15:20:59,928 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 15:20:59,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:20:59" (1/1) ... [2019-12-18 15:20:59,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:20:59" (1/1) ... [2019-12-18 15:20:59,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:20:59" (1/1) ... [2019-12-18 15:20:59,946 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:20:59" (1/1) ... [2019-12-18 15:20:59,968 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:20:59" (1/1) ... [2019-12-18 15:20:59,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:20:59" (1/1) ... [2019-12-18 15:20:59,988 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:20:59" (1/1) ... [2019-12-18 15:20:59,996 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 15:20:59,997 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 15:20:59,997 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 15:20:59,997 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 15:20:59,998 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:20:59" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 15:21:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb [2019-12-18 15:21:00,075 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb [2019-12-18 15:21:00,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 15:21:00,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-18 15:21:00,075 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k [2019-12-18 15:21:00,075 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k [2019-12-18 15:21:00,076 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-12-18 15:21:00,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-18 15:21:00,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 15:21:00,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 15:21:00,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 15:21:00,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 15:21:00,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-18 15:21:00,080 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-18 15:21:00,942 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 15:21:00,943 INFO L287 CfgBuilder]: Removed 34 assume(true) statements. [2019-12-18 15:21:00,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 03:21:00 BoogieIcfgContainer [2019-12-18 15:21:00,944 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 15:21:00,945 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 15:21:00,946 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 15:21:00,949 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 15:21:00,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 03:20:58" (1/3) ... [2019-12-18 15:21:00,950 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ea80e70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 03:21:00, skipping insertion in model container [2019-12-18 15:21:00,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:20:59" (2/3) ... [2019-12-18 15:21:00,951 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ea80e70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 03:21:00, skipping insertion in model container [2019-12-18 15:21:00,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 03:21:00" (3/3) ... [2019-12-18 15:21:00,953 INFO L109 eAbstractionObserver]: Analyzing ICFG race-4_2-thread_local_vars.i [2019-12-18 15:21:00,963 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 15:21:00,964 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 15:21:00,972 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations. [2019-12-18 15:21:00,973 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 15:21:01,008 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,008 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,008 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,009 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,009 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,009 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,010 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,010 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,010 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,010 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,011 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,011 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,011 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,011 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,011 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,012 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,012 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,012 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,013 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,013 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,013 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,013 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,014 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,014 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,014 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,014 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,015 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,017 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,017 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,017 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,018 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,018 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,019 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,019 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,019 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,019 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,020 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,020 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,020 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,020 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,021 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,021 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,021 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,021 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,022 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,022 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,022 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,022 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,022 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,023 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,023 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,023 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,024 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,024 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,024 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,024 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,025 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,025 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,025 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,025 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,026 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,026 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,026 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,026 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,027 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,027 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,027 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,027 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,027 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,028 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,028 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,028 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,029 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,030 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,030 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,030 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,030 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,031 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,031 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,031 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,031 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,032 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,032 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,032 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,033 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,033 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,033 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,033 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,034 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,034 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,034 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,034 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,035 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,035 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,035 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,035 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,036 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,036 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,036 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,036 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,037 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,037 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,037 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,037 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,038 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,038 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,038 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,038 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,039 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,039 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,039 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,039 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,040 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,040 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,040 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,040 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,041 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,041 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,041 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,041 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,045 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,046 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,046 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,046 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,046 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,047 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,047 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,047 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,047 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,053 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,054 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,054 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,054 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,054 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,055 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,055 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,055 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,055 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,055 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,056 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,056 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,056 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,056 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,057 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,057 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,057 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,057 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,058 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,058 WARN L315 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,058 WARN L315 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,061 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,062 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,062 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,062 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,062 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,063 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,063 WARN L315 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,063 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,063 WARN L315 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:21:01,105 INFO L249 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2019-12-18 15:21:01,122 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 15:21:01,122 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 15:21:01,123 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 15:21:01,123 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 15:21:01,123 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 15:21:01,123 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 15:21:01,123 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 15:21:01,123 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 15:21:01,146 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 251 places, 285 transitions [2019-12-18 15:21:01,148 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 251 places, 285 transitions [2019-12-18 15:21:01,377 INFO L126 PetriNetUnfolder]: 69/511 cut-off events. [2019-12-18 15:21:01,377 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 15:21:01,402 INFO L76 FinitePrefix]: Finished finitePrefix Result has 535 conditions, 511 events. 69/511 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1228 event pairs. 57/473 useless extension candidates. Maximal degree in co-relation 531. Up to 28 conditions per place. [2019-12-18 15:21:01,434 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 251 places, 285 transitions [2019-12-18 15:21:01,517 INFO L126 PetriNetUnfolder]: 69/511 cut-off events. [2019-12-18 15:21:01,518 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 15:21:01,527 INFO L76 FinitePrefix]: Finished finitePrefix Result has 535 conditions, 511 events. 69/511 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1228 event pairs. 57/473 useless extension candidates. Maximal degree in co-relation 531. Up to 28 conditions per place. [2019-12-18 15:21:01,552 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 10574 [2019-12-18 15:21:01,553 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-18 15:21:04,708 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 17 [2019-12-18 15:21:08,292 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2019-12-18 15:21:10,206 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2019-12-18 15:21:10,211 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-18 15:21:11,948 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-12-18 15:21:12,077 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-12-18 15:21:12,286 WARN L192 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 74 [2019-12-18 15:21:12,992 WARN L192 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2019-12-18 15:21:13,131 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-12-18 15:21:13,523 WARN L192 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2019-12-18 15:21:13,705 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-12-18 15:21:13,721 INFO L206 etLargeBlockEncoding]: Checked pairs total: 14048 [2019-12-18 15:21:13,721 INFO L214 etLargeBlockEncoding]: Total number of compositions: 335 [2019-12-18 15:21:13,725 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 57 places, 69 transitions [2019-12-18 15:21:13,778 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 960 states. [2019-12-18 15:21:13,780 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states. [2019-12-18 15:21:13,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2019-12-18 15:21:13,786 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:21:13,787 INFO L411 BasicCegarLoop]: trace histogram [1] [2019-12-18 15:21:13,787 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thread_usbThread1of1ForFork1Err2INUSE_VIOLATION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 15:21:13,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:21:13,793 INFO L82 PathProgramCache]: Analyzing trace with hash 1011, now seen corresponding path program 1 times [2019-12-18 15:21:13,803 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:21:13,803 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193666986] [2019-12-18 15:21:13,804 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:21:13,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 15:21:14,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 15:21:14,053 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193666986] [2019-12-18 15:21:14,054 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 15:21:14,055 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2019-12-18 15:21:14,055 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723672000] [2019-12-18 15:21:14,060 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-18 15:21:14,060 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 15:21:14,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-18 15:21:14,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-18 15:21:14,078 INFO L87 Difference]: Start difference. First operand 960 states. Second operand 2 states. [2019-12-18 15:21:14,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 15:21:14,137 INFO L93 Difference]: Finished difference Result 958 states and 2720 transitions. [2019-12-18 15:21:14,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-18 15:21:14,138 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2019-12-18 15:21:14,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 15:21:14,167 INFO L225 Difference]: With dead ends: 958 [2019-12-18 15:21:14,167 INFO L226 Difference]: Without dead ends: 929 [2019-12-18 15:21:14,170 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-18 15:21:14,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 929 states. [2019-12-18 15:21:14,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 929 to 929. [2019-12-18 15:21:14,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 929 states. [2019-12-18 15:21:14,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 929 states and 2662 transitions. [2019-12-18 15:21:14,278 INFO L78 Accepts]: Start accepts. Automaton has 929 states and 2662 transitions. Word has length 1 [2019-12-18 15:21:14,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 15:21:14,278 INFO L462 AbstractCegarLoop]: Abstraction has 929 states and 2662 transitions. [2019-12-18 15:21:14,278 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-18 15:21:14,279 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 2662 transitions. [2019-12-18 15:21:14,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-18 15:21:14,279 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:21:14,280 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-12-18 15:21:14,280 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thread_usbThread1of1ForFork1Err2INUSE_VIOLATION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 15:21:14,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:21:14,281 INFO L82 PathProgramCache]: Analyzing trace with hash -473063374, now seen corresponding path program 1 times [2019-12-18 15:21:14,281 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:21:14,281 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805136091] [2019-12-18 15:21:14,281 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:21:14,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 15:21:14,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 15:21:14,533 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805136091] [2019-12-18 15:21:14,533 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 15:21:14,533 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 15:21:14,534 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057963510] [2019-12-18 15:21:14,535 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 15:21:14,535 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 15:21:14,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 15:21:14,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 15:21:14,537 INFO L87 Difference]: Start difference. First operand 929 states and 2662 transitions. Second operand 4 states. [2019-12-18 15:21:14,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 15:21:14,734 INFO L93 Difference]: Finished difference Result 1348 states and 3835 transitions. [2019-12-18 15:21:14,734 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 15:21:14,734 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2019-12-18 15:21:14,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 15:21:14,748 INFO L225 Difference]: With dead ends: 1348 [2019-12-18 15:21:14,748 INFO L226 Difference]: Without dead ends: 1325 [2019-12-18 15:21:14,750 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 15:21:14,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1325 states. [2019-12-18 15:21:14,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1325 to 1019. [2019-12-18 15:21:14,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1019 states. [2019-12-18 15:21:14,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 1019 states and 2904 transitions. [2019-12-18 15:21:14,803 INFO L78 Accepts]: Start accepts. Automaton has 1019 states and 2904 transitions. Word has length 6 [2019-12-18 15:21:14,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 15:21:14,804 INFO L462 AbstractCegarLoop]: Abstraction has 1019 states and 2904 transitions. [2019-12-18 15:21:14,804 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 15:21:14,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 2904 transitions. [2019-12-18 15:21:14,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-18 15:21:14,805 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:21:14,805 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-12-18 15:21:14,805 INFO L410 AbstractCegarLoop]: === Iteration 3 === [thread_usbThread1of1ForFork1Err2INUSE_VIOLATION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 15:21:14,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:21:14,806 INFO L82 PathProgramCache]: Analyzing trace with hash -473033101, now seen corresponding path program 1 times [2019-12-18 15:21:14,806 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:21:14,806 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057407887] [2019-12-18 15:21:14,806 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:21:14,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 15:21:14,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 15:21:14,910 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057407887] [2019-12-18 15:21:14,910 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 15:21:14,910 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 15:21:14,911 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855676648] [2019-12-18 15:21:14,911 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 15:21:14,911 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 15:21:14,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 15:21:14,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 15:21:14,912 INFO L87 Difference]: Start difference. First operand 1019 states and 2904 transitions. Second operand 3 states. [2019-12-18 15:21:14,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 15:21:14,940 INFO L93 Difference]: Finished difference Result 1457 states and 4024 transitions. [2019-12-18 15:21:14,940 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 15:21:14,940 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2019-12-18 15:21:14,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 15:21:14,950 INFO L225 Difference]: With dead ends: 1457 [2019-12-18 15:21:14,951 INFO L226 Difference]: Without dead ends: 1451 [2019-12-18 15:21:14,951 INFO L631 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 [2019-12-18 15:21:14,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1451 states. [2019-12-18 15:21:14,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1451 to 1067. [2019-12-18 15:21:14,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1067 states. [2019-12-18 15:21:14,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 1067 states and 3036 transitions. [2019-12-18 15:21:14,991 INFO L78 Accepts]: Start accepts. Automaton has 1067 states and 3036 transitions. Word has length 6 [2019-12-18 15:21:14,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 15:21:14,991 INFO L462 AbstractCegarLoop]: Abstraction has 1067 states and 3036 transitions. [2019-12-18 15:21:14,991 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 15:21:14,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 3036 transitions. [2019-12-18 15:21:14,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-18 15:21:14,993 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:21:14,993 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 15:21:14,993 INFO L410 AbstractCegarLoop]: === Iteration 4 === [thread_usbThread1of1ForFork1Err2INUSE_VIOLATION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 15:21:14,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:21:14,994 INFO L82 PathProgramCache]: Analyzing trace with hash 662723744, now seen corresponding path program 1 times [2019-12-18 15:21:14,994 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:21:14,994 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563682674] [2019-12-18 15:21:14,995 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:21:15,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 15:21:15,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 15:21:15,076 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563682674] [2019-12-18 15:21:15,076 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 15:21:15,076 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 15:21:15,076 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441015780] [2019-12-18 15:21:15,077 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 15:21:15,077 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 15:21:15,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 15:21:15,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 15:21:15,078 INFO L87 Difference]: Start difference. First operand 1067 states and 3036 transitions. Second operand 3 states. [2019-12-18 15:21:15,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 15:21:15,144 INFO L93 Difference]: Finished difference Result 1511 states and 4398 transitions. [2019-12-18 15:21:15,145 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 15:21:15,145 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2019-12-18 15:21:15,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 15:21:15,156 INFO L225 Difference]: With dead ends: 1511 [2019-12-18 15:21:15,156 INFO L226 Difference]: Without dead ends: 1505 [2019-12-18 15:21:15,156 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 15:21:15,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1505 states. [2019-12-18 15:21:15,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1505 to 1111. [2019-12-18 15:21:15,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1111 states. [2019-12-18 15:21:15,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 1111 states and 3103 transitions. [2019-12-18 15:21:15,193 INFO L78 Accepts]: Start accepts. Automaton has 1111 states and 3103 transitions. Word has length 8 [2019-12-18 15:21:15,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 15:21:15,193 INFO L462 AbstractCegarLoop]: Abstraction has 1111 states and 3103 transitions. [2019-12-18 15:21:15,193 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 15:21:15,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 3103 transitions. [2019-12-18 15:21:15,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-18 15:21:15,195 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:21:15,195 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 15:21:15,195 INFO L410 AbstractCegarLoop]: === Iteration 5 === [thread_usbThread1of1ForFork1Err2INUSE_VIOLATION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 15:21:15,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:21:15,196 INFO L82 PathProgramCache]: Analyzing trace with hash 662305458, now seen corresponding path program 1 times [2019-12-18 15:21:15,196 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:21:15,196 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329959338] [2019-12-18 15:21:15,196 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:21:15,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 15:21:15,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 15:21:15,258 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329959338] [2019-12-18 15:21:15,259 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 15:21:15,259 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 15:21:15,259 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586167049] [2019-12-18 15:21:15,260 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 15:21:15,260 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 15:21:15,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 15:21:15,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 15:21:15,260 INFO L87 Difference]: Start difference. First operand 1111 states and 3103 transitions. Second operand 3 states. [2019-12-18 15:21:15,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 15:21:15,342 INFO L93 Difference]: Finished difference Result 1199 states and 3225 transitions. [2019-12-18 15:21:15,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 15:21:15,342 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2019-12-18 15:21:15,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 15:21:15,353 INFO L225 Difference]: With dead ends: 1199 [2019-12-18 15:21:15,354 INFO L226 Difference]: Without dead ends: 1158 [2019-12-18 15:21:15,354 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 15:21:15,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1158 states. [2019-12-18 15:21:15,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1158 to 1158. [2019-12-18 15:21:15,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1158 states. [2019-12-18 15:21:15,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 1158 states and 3099 transitions. [2019-12-18 15:21:15,398 INFO L78 Accepts]: Start accepts. Automaton has 1158 states and 3099 transitions. Word has length 8 [2019-12-18 15:21:15,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 15:21:15,399 INFO L462 AbstractCegarLoop]: Abstraction has 1158 states and 3099 transitions. [2019-12-18 15:21:15,399 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 15:21:15,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 3099 transitions. [2019-12-18 15:21:15,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-18 15:21:15,400 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:21:15,401 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 15:21:15,401 INFO L410 AbstractCegarLoop]: === Iteration 6 === [thread_usbThread1of1ForFork1Err2INUSE_VIOLATION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 15:21:15,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:21:15,401 INFO L82 PathProgramCache]: Analyzing trace with hash -930253359, now seen corresponding path program 1 times [2019-12-18 15:21:15,401 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:21:15,402 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191129272] [2019-12-18 15:21:15,402 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:21:15,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 15:21:15,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 15:21:15,460 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191129272] [2019-12-18 15:21:15,460 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 15:21:15,460 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 15:21:15,461 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181102290] [2019-12-18 15:21:15,461 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 15:21:15,461 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 15:21:15,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 15:21:15,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 15:21:15,462 INFO L87 Difference]: Start difference. First operand 1158 states and 3099 transitions. Second operand 3 states. [2019-12-18 15:21:15,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 15:21:15,496 INFO L93 Difference]: Finished difference Result 526 states and 1268 transitions. [2019-12-18 15:21:15,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 15:21:15,497 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-12-18 15:21:15,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 15:21:15,500 INFO L225 Difference]: With dead ends: 526 [2019-12-18 15:21:15,500 INFO L226 Difference]: Without dead ends: 511 [2019-12-18 15:21:15,500 INFO L631 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 [2019-12-18 15:21:15,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2019-12-18 15:21:15,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 511. [2019-12-18 15:21:15,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 511 states. [2019-12-18 15:21:15,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 511 states and 1233 transitions. [2019-12-18 15:21:15,516 INFO L78 Accepts]: Start accepts. Automaton has 511 states and 1233 transitions. Word has length 9 [2019-12-18 15:21:15,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 15:21:15,517 INFO L462 AbstractCegarLoop]: Abstraction has 511 states and 1233 transitions. [2019-12-18 15:21:15,517 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 15:21:15,517 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1233 transitions. [2019-12-18 15:21:15,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-18 15:21:15,519 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:21:15,519 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 15:21:15,519 INFO L410 AbstractCegarLoop]: === Iteration 7 === [thread_usbThread1of1ForFork1Err2INUSE_VIOLATION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 15:21:15,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:21:15,519 INFO L82 PathProgramCache]: Analyzing trace with hash 1222009817, now seen corresponding path program 1 times [2019-12-18 15:21:15,520 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:21:15,520 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614528818] [2019-12-18 15:21:15,520 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:21:15,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 15:21:15,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 15:21:15,636 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-18 15:21:15,636 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-18 15:21:15,640 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [982] [982] ULTIMATE.startENTRY-->L1771-1: Formula: (let ((.cse4 (store |v_#valid_200| 0 0))) (let ((.cse2 (store .cse4 |v_~#t1~0.base_18| 1))) (let ((.cse1 (select |v_#memory_int_64| |v_~#t1~0.base_18|)) (.cse0 (store .cse2 |v_~#t2~0.base_30| 1)) (.cse3 (select |v_#memory_int_64| |v_~#mutex~0.base_73|))) (and (= |v_#valid_198| (store .cse0 |v_~#mutex~0.base_73| 1)) (= |v_~#t1~0.offset_18| 0) (= (store |v_#memory_int_64| |v_~#t1~0.base_18| (store .cse1 |v_~#t1~0.offset_18| 1)) |v_#memory_int_63|) (= |v_#NULL.offset_8| 0) (= 0 |v_~#mutex~0.offset_73|) (= (select .cse1 |v_~#t1~0.offset_18|) 0) (= (select (select |v_#memory_int_64| |v_~#t2~0.base_30|) |v_~#t2~0.offset_30|) 0) (= 0 (select .cse2 |v_~#t2~0.base_30|)) (= 0 (select .cse0 |v_~#mutex~0.base_73|)) (= |v_#pthreadsMutex_119| (store |v_#pthreadsMutex_120| |v_~#mutex~0.base_73| (store (select |v_#pthreadsMutex_120| |v_~#mutex~0.base_73|) |v_~#mutex~0.offset_73| 0))) (= 0 (select .cse3 |v_~#mutex~0.offset_73|)) (= |v_#length_127| (store (store (store |v_#length_129| |v_~#t1~0.base_18| 4) |v_~#t2~0.base_30| 4) |v_~#mutex~0.base_73| 24)) (= (store |v_#memory_$Pointer$.base_36| |v_~#t1~0.base_18| (store (select |v_#memory_$Pointer$.base_36| |v_~#t1~0.base_18|) |v_~#t1~0.offset_18| (select (select |v_#memory_$Pointer$.base_35| |v_~#t1~0.base_18|) |v_~#t1~0.offset_18|))) |v_#memory_$Pointer$.base_35|) (= (store |v_#memory_$Pointer$.offset_36| |v_~#t1~0.base_18| (store (select |v_#memory_$Pointer$.offset_36| |v_~#t1~0.base_18|) |v_~#t1~0.offset_18| (select (select |v_#memory_$Pointer$.offset_35| |v_~#t1~0.base_18|) |v_~#t1~0.offset_18|))) |v_#memory_$Pointer$.offset_35|) (< 0 |v_#StackHeapBarrier_60|) (< |v_#StackHeapBarrier_60| |v_~#t1~0.base_18|) (= |v_~#t2~0.offset_30| 0) (< |v_#StackHeapBarrier_60| |v_~#mutex~0.base_73|) (= 1 |v_ULTIMATE.start_ldv_assert_#in~expression_65|) (= 0 |v_#NULL.base_8|) (= 0 (select .cse3 (+ |v_~#mutex~0.offset_73| 12))) (= 0 (select .cse3 (+ |v_~#mutex~0.offset_73| 16))) (= 0 (select .cse3 (+ |v_~#mutex~0.offset_73| 4))) (= 0 (select .cse3 (+ |v_~#mutex~0.offset_73| 8))) (= v_ULTIMATE.start_ldv_assert_~expression_83 |v_ULTIMATE.start_ldv_assert_#in~expression_65|) (< |v_#StackHeapBarrier_60| |v_~#t2~0.base_30|) (= 0 (select .cse4 |v_~#t1~0.base_18|)) (= 1 v_~pdev~0_308) (= 0 v_~ldv_usb_state~0_139))))) InVars {#pthreadsMutex=|v_#pthreadsMutex_120|, #StackHeapBarrier=|v_#StackHeapBarrier_60|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_36|, #valid=|v_#valid_200|, #memory_int=|v_#memory_int_64|, #length=|v_#length_129|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_36|} OutVars{ULTIMATE.start_module_init_#res=|v_ULTIMATE.start_module_init_#res_26|, #pthreadsMutex=|v_#pthreadsMutex_119|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_35|, ~#mutex~0.base=|v_~#mutex~0.base_73|, ~#mutex~0.offset=|v_~#mutex~0.offset_73|, #NULL.offset=|v_#NULL.offset_8|, ~#t1~0.offset=|v_~#t1~0.offset_18|, ULTIMATE.start_module_init_#t~nondet42=|v_ULTIMATE.start_module_init_#t~nondet42_19|, ULTIMATE.start_main_#t~ret45=|v_ULTIMATE.start_main_#t~ret45_50|, ULTIMATE.start_module_init_#t~nondet41=|v_ULTIMATE.start_module_init_#t~nondet41_42|, ULTIMATE.start_ldv_assert_#in~expression=|v_ULTIMATE.start_ldv_assert_#in~expression_65|, ULTIMATE.start_ldv_assert_~expression=v_ULTIMATE.start_ldv_assert_~expression_83, ~ldv_usb_state~0=v_~ldv_usb_state~0_139, #NULL.base=|v_#NULL.base_8|, #StackHeapBarrier=|v_#StackHeapBarrier_60|, ~#t1~0.base=|v_~#t1~0.base_18|, ~pdev~0=v_~pdev~0_308, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_35|, #valid=|v_#valid_198|, ~#t2~0.offset=|v_~#t2~0.offset_30|, #memory_int=|v_#memory_int_63|, #length=|v_#length_127|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_35|, ~#t2~0.base=|v_~#t2~0.base_30|} AuxVars[] AssignedVars[ULTIMATE.start_module_init_#res, #pthreadsMutex, #memory_$Pointer$.base, ~#mutex~0.base, ~#mutex~0.offset, #NULL.offset, ~#t1~0.offset, ULTIMATE.start_module_init_#t~nondet42, ULTIMATE.start_main_#t~ret45, ULTIMATE.start_module_init_#t~nondet41, ULTIMATE.start_ldv_assert_#in~expression, ULTIMATE.start_ldv_assert_~expression, ~ldv_usb_state~0, #NULL.base, ~#t1~0.base, ~pdev~0, ULTIMATE.start_main_#res, #valid, ~#t2~0.offset, #memory_int, #length, #memory_$Pointer$.offset, ~#t2~0.base] because there is no mapped edge [2019-12-18 15:21:15,641 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [814] [814] thread_usbENTRY-->L1734-2: Formula: (and (= v_thread_usbThread1of1ForFork1_~arg.offset_4 |v_thread_usbThread1of1ForFork1_#in~arg.offset_4|) (= 0 v_~ldv_usb_state~0_34) (= |v_thread_usbThread1of1ForFork1_#in~arg.base_4| v_thread_usbThread1of1ForFork1_~arg.base_4)) InVars {thread_usbThread1of1ForFork1_#in~arg.offset=|v_thread_usbThread1of1ForFork1_#in~arg.offset_4|, thread_usbThread1of1ForFork1_#in~arg.base=|v_thread_usbThread1of1ForFork1_#in~arg.base_4|} OutVars{thread_usbThread1of1ForFork1_#in~arg.offset=|v_thread_usbThread1of1ForFork1_#in~arg.offset_4|, thread_usbThread1of1ForFork1_~probe_ret~0=v_thread_usbThread1of1ForFork1_~probe_ret~0_13, thread_usbThread1of1ForFork1_~arg.offset=v_thread_usbThread1of1ForFork1_~arg.offset_4, thread_usbThread1of1ForFork1_#in~arg.base=|v_thread_usbThread1of1ForFork1_#in~arg.base_4|, ~ldv_usb_state~0=v_~ldv_usb_state~0_34, thread_usbThread1of1ForFork1_~arg.base=v_thread_usbThread1of1ForFork1_~arg.base_4} AuxVars[] AssignedVars[thread_usbThread1of1ForFork1_~probe_ret~0, thread_usbThread1of1ForFork1_~arg.offset, ~ldv_usb_state~0, thread_usbThread1of1ForFork1_~arg.base] because there is no mapped edge [2019-12-18 15:21:15,641 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [961] [961] L1734-2-->L1707-1: Formula: (and (= (store |v_#memory_int_53| |v_~#t2~0.base_22| (store (select |v_#memory_int_53| |v_~#t2~0.base_22|) |v_~#t2~0.offset_22| 0)) |v_#memory_int_52|) (= (store |v_#memory_$Pointer$.offset_30| |v_~#t2~0.base_22| (store (select |v_#memory_$Pointer$.offset_30| |v_~#t2~0.base_22|) |v_~#t2~0.offset_22| (select (select |v_#memory_$Pointer$.offset_29| |v_~#t2~0.base_22|) |v_~#t2~0.offset_22|))) |v_#memory_$Pointer$.offset_29|) (= |v_#memory_$Pointer$.base_29| (store |v_#memory_$Pointer$.base_30| |v_~#t2~0.base_22| (store (select |v_#memory_$Pointer$.base_30| |v_~#t2~0.base_22|) |v_~#t2~0.offset_22| (select (select |v_#memory_$Pointer$.base_29| |v_~#t2~0.base_22|) |v_~#t2~0.offset_22|)))) |v_thread_usbThread1of1ForFork1_#t~switch39_92| (= 0 v_~ldv_usb_state~0_112) (= 0 |v_thread_usbThread1of1ForFork1_#t~nondet38_57|)) InVars {#memory_$Pointer$.base=|v_#memory_$Pointer$.base_30|, ~#t2~0.offset=|v_~#t2~0.offset_22|, #memory_int=|v_#memory_int_53|, thread_usbThread1of1ForFork1_#t~nondet38=|v_thread_usbThread1of1ForFork1_#t~nondet38_57|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_30|, ~#t2~0.base=|v_~#t2~0.base_22|, ~ldv_usb_state~0=v_~ldv_usb_state~0_112} OutVars{thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37=|v_thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37_29|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_29|, thread_usbThread1of1ForFork1_#t~nondet38=|v_thread_usbThread1of1ForFork1_#t~nondet38_57|, thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0=v_thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0_26, ~ldv_usb_state~0=v_~ldv_usb_state~0_112, thread_usbThread1of1ForFork1_ath_ahb_probe_#res=|v_thread_usbThread1of1ForFork1_ath_ahb_probe_#res_18|, ~#t2~0.offset=|v_~#t2~0.offset_22|, #memory_int=|v_#memory_int_52|, thread_usbThread1of1ForFork1_ieee80211_register_hw_#res=|v_thread_usbThread1of1ForFork1_ieee80211_register_hw_#res_21|, thread_usbThread1of1ForFork1_#t~switch39=|v_thread_usbThread1of1ForFork1_#t~switch39_92|, thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34=|v_thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34_13|, thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33=|v_thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33_29|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_29|, ~#t2~0.base=|v_~#t2~0.base_22|} AuxVars[] AssignedVars[thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37, thread_usbThread1of1ForFork1_ath_ahb_probe_#res, #memory_$Pointer$.base, #memory_int, thread_usbThread1of1ForFork1_ieee80211_register_hw_#res, thread_usbThread1of1ForFork1_#t~switch39, thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34, thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33, thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0, #memory_$Pointer$.offset] because there is no mapped edge [2019-12-18 15:21:15,641 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [929] [929] L1707-2-->L1738-4: Formula: (and (= |v_thread_usbThread1of1ForFork1_ieee80211_register_hw_#res_18| 0) (= 0 |v_thread_usbThread1of1ForFork1_ath_ahb_probe_#res_15|) (= |v_thread_usbThread1of1ForFork1_#t~ret40_30| v_thread_usbThread1of1ForFork1_~probe_ret~0_33) (= |v_thread_usbThread1of1ForFork1_#t~ret40_30| |v_thread_usbThread1of1ForFork1_ath_ahb_probe_#res_15|) (= |v_thread_usbThread1of1ForFork1_ieee80211_register_hw_#res_18| v_thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0_23)) InVars {} OutVars{thread_usbThread1of1ForFork1_ath_ahb_probe_#res=|v_thread_usbThread1of1ForFork1_ath_ahb_probe_#res_15|, thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37=|v_thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37_25|, thread_usbThread1of1ForFork1_#t~ret40=|v_thread_usbThread1of1ForFork1_#t~ret40_30|, thread_usbThread1of1ForFork1_ieee80211_register_hw_#res=|v_thread_usbThread1of1ForFork1_ieee80211_register_hw_#res_18|, thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34=|v_thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34_11|, thread_usbThread1of1ForFork1_~probe_ret~0=v_thread_usbThread1of1ForFork1_~probe_ret~0_33, thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0=v_thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0_23} AuxVars[] AssignedVars[thread_usbThread1of1ForFork1_ath_ahb_probe_#res, thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37, thread_usbThread1of1ForFork1_#t~ret40, thread_usbThread1of1ForFork1_ieee80211_register_hw_#res, thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34, thread_usbThread1of1ForFork1_~probe_ret~0, thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0] because there is no mapped edge [2019-12-18 15:21:15,642 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [820] [820] L1738-4-->L1743: Formula: (and (= 0 v_thread_usbThread1of1ForFork1_~probe_ret~0_16) (= 7 v_~pdev~0_95) (= 1 v_~ldv_usb_state~0_36)) InVars {thread_usbThread1of1ForFork1_~probe_ret~0=v_thread_usbThread1of1ForFork1_~probe_ret~0_16} OutVars{thread_usbThread1of1ForFork1_#t~ret40=|v_thread_usbThread1of1ForFork1_#t~ret40_13|, ~pdev~0=v_~pdev~0_95, thread_usbThread1of1ForFork1_~probe_ret~0=v_thread_usbThread1of1ForFork1_~probe_ret~0_16, ~ldv_usb_state~0=v_~ldv_usb_state~0_36} AuxVars[] AssignedVars[thread_usbThread1of1ForFork1_#t~ret40, ~pdev~0, ~ldv_usb_state~0] because there is no mapped edge [2019-12-18 15:21:15,642 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [979] [979] L1693-2-->L1693-2: Formula: (let ((.cse0 (= 1 |thread_ath9kThread1of1ForFork0_#t~nondet31_In-947398367|))) (or (let ((.cse1 (select |#pthreadsMutex_In-947398367| |~#mutex~0.base_In-947398367|))) (and (= ~pdev~0_Out-947398367 6) .cse0 (= (select .cse1 |~#mutex~0.offset_In-947398367|) 0) (= 1 |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression_Out-947398367|) (= (store |#pthreadsMutex_In-947398367| |~#mutex~0.base_In-947398367| (store .cse1 |~#mutex~0.offset_In-947398367| 0)) |#pthreadsMutex_Out-947398367|) (= |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression_Out-947398367| thread_ath9kThread1of1ForFork0_ldv_assert_~expression_Out-947398367))) (and (= |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression_In-947398367| |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression_Out-947398367|) (= |#pthreadsMutex_In-947398367| |#pthreadsMutex_Out-947398367|) (= thread_ath9kThread1of1ForFork0_ldv_assert_~expression_In-947398367 thread_ath9kThread1of1ForFork0_ldv_assert_~expression_Out-947398367) (<= 0 (+ |thread_ath9kThread1of1ForFork0_#t~nondet31_In-947398367| 2147483648)) (= |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30_In-947398367| |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30_Out-947398367|) (= ~pdev~0_In-947398367 ~pdev~0_Out-947398367) (not .cse0) (<= |thread_ath9kThread1of1ForFork0_#t~nondet31_In-947398367| 2147483647) (not (= 2 |thread_ath9kThread1of1ForFork0_#t~nondet31_In-947398367|))))) InVars {#pthreadsMutex=|#pthreadsMutex_In-947398367|, thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30=|thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30_In-947398367|, ~#mutex~0.base=|~#mutex~0.base_In-947398367|, ~pdev~0=~pdev~0_In-947398367, ~#mutex~0.offset=|~#mutex~0.offset_In-947398367|, thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression=|thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression_In-947398367|, thread_ath9kThread1of1ForFork0_#t~nondet31=|thread_ath9kThread1of1ForFork0_#t~nondet31_In-947398367|, thread_ath9kThread1of1ForFork0_ldv_assert_~expression=thread_ath9kThread1of1ForFork0_ldv_assert_~expression_In-947398367} OutVars{#pthreadsMutex=|#pthreadsMutex_Out-947398367|, thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30=|thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30_Out-947398367|, ~#mutex~0.base=|~#mutex~0.base_In-947398367|, ~pdev~0=~pdev~0_Out-947398367, ~#mutex~0.offset=|~#mutex~0.offset_In-947398367|, thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression=|thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression_Out-947398367|, thread_ath9kThread1of1ForFork0_#t~switch32=|thread_ath9kThread1of1ForFork0_#t~switch32_Out-947398367|, thread_ath9kThread1of1ForFork0_#t~nondet31=|thread_ath9kThread1of1ForFork0_#t~nondet31_Out-947398367|, thread_ath9kThread1of1ForFork0_ldv_assert_~expression=thread_ath9kThread1of1ForFork0_ldv_assert_~expression_Out-947398367} AuxVars[] AssignedVars[#pthreadsMutex, thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30, ~pdev~0, thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression, thread_ath9kThread1of1ForFork0_#t~switch32, thread_ath9kThread1of1ForFork0_#t~nondet31, thread_ath9kThread1of1ForFork0_ldv_assert_~expression] because there is no mapped edge [2019-12-18 15:21:15,642 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [887] [887] L1743-->thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= 0 v_thread_usbThread1of1ForFork1_ldv_assert_~expression_59) (= |v_thread_usbThread1of1ForFork1_ldv_assert_#in~expression_53| v_thread_usbThread1of1ForFork1_ldv_assert_~expression_59) (not (= 7 v_~pdev~0_165))) InVars {~pdev~0=v_~pdev~0_165} OutVars{thread_usbThread1of1ForFork1_ldv_assert_~expression=v_thread_usbThread1of1ForFork1_ldv_assert_~expression_59, ~pdev~0=v_~pdev~0_165, thread_usbThread1of1ForFork1_ldv_assert_#in~expression=|v_thread_usbThread1of1ForFork1_ldv_assert_#in~expression_53|} AuxVars[] AssignedVars[thread_usbThread1of1ForFork1_ldv_assert_~expression, thread_usbThread1of1ForFork1_ldv_assert_#in~expression] because there is no mapped edge [2019-12-18 15:21:15,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 03:21:15 BasicIcfg [2019-12-18 15:21:15,664 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-18 15:21:15,666 INFO L168 Benchmark]: Toolchain (without parser) took 17349.46 ms. Allocated memory was 136.8 MB in the beginning and 317.7 MB in the end (delta: 180.9 MB). Free memory was 98.2 MB in the beginning and 138.4 MB in the end (delta: -40.2 MB). Peak memory consumption was 140.6 MB. Max. memory is 7.1 GB. [2019-12-18 15:21:15,672 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 136.8 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-12-18 15:21:15,673 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1526.27 ms. Allocated memory was 136.8 MB in the beginning and 234.9 MB in the end (delta: 98.0 MB). Free memory was 98.0 MB in the beginning and 164.8 MB in the end (delta: -66.8 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. [2019-12-18 15:21:15,673 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.12 ms. Allocated memory is still 234.9 MB. Free memory was 164.8 MB in the beginning and 161.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-12-18 15:21:15,674 INFO L168 Benchmark]: Boogie Preprocessor took 69.10 ms. Allocated memory is still 234.9 MB. Free memory was 161.9 MB in the beginning and 159.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-12-18 15:21:15,675 INFO L168 Benchmark]: RCFGBuilder took 947.75 ms. Allocated memory is still 234.9 MB. Free memory was 159.0 MB in the beginning and 107.8 MB in the end (delta: 51.1 MB). Peak memory consumption was 51.1 MB. Max. memory is 7.1 GB. [2019-12-18 15:21:15,676 INFO L168 Benchmark]: TraceAbstraction took 14718.23 ms. Allocated memory was 234.9 MB in the beginning and 317.7 MB in the end (delta: 82.8 MB). Free memory was 106.4 MB in the beginning and 138.4 MB in the end (delta: -32.1 MB). Peak memory consumption was 50.8 MB. Max. memory is 7.1 GB. [2019-12-18 15:21:15,684 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 136.8 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1526.27 ms. Allocated memory was 136.8 MB in the beginning and 234.9 MB in the end (delta: 98.0 MB). Free memory was 98.0 MB in the beginning and 164.8 MB in the end (delta: -66.8 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 76.12 ms. Allocated memory is still 234.9 MB. Free memory was 164.8 MB in the beginning and 161.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 69.10 ms. Allocated memory is still 234.9 MB. Free memory was 161.9 MB in the beginning and 159.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 947.75 ms. Allocated memory is still 234.9 MB. Free memory was 159.0 MB in the beginning and 107.8 MB in the end (delta: 51.1 MB). Peak memory consumption was 51.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 14718.23 ms. Allocated memory was 234.9 MB in the beginning and 317.7 MB in the end (delta: 82.8 MB). Free memory was 106.4 MB in the beginning and 138.4 MB in the end (delta: -32.1 MB). Peak memory consumption was 50.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 12.5s, 251 ProgramPointsBefore, 57 ProgramPointsAfterwards, 285 TransitionsBefore, 69 TransitionsAfterwards, 10574 CoEnabledTransitionPairs, 8 FixpointIterations, 141 TrivialSequentialCompositions, 124 ConcurrentSequentialCompositions, 23 TrivialYvCompositions, 47 ConcurrentYvCompositions, 24 ChoiceCompositions, 6415 VarBasedMoverChecksPositive, 73 VarBasedMoverChecksNegative, 23 SemBasedMoverChecksPositive, 59 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.6s, 0 MoverChecksTotal, 14048 CheckedPairsTotal, 335 TotalNumberOfCompositions - CounterExampleResult [Line: 1682]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L1771] FCALL, FORK 0 pthread_create(&t1, ((void *)0), thread_usb, ((void *)0)) VAL [ldv_usb_state=0, mutex={6:0}, pdev=1, t1={3:0}, t2={5:0}] [L1707] FCALL, FORK 1 pthread_create(&t2, ((void *)0), thread_ath9k, ((void *)0)) VAL [ldv_usb_state=0, mutex={6:0}, pdev=1, t1={3:0}, t2={5:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 168 locations, 7 error locations. Result: UNSAFE, OverallTime: 14.5s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 382 SDtfs, 155 SDslu, 203 SDs, 0 SdLazy, 113 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1158occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 1084 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 32 ConstructedInterpolants, 0 QuantifiedInterpolants, 301 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...