/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe.epf -i ../../../trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-7bb8cbd [2020-10-16 02:01:36,464 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-16 02:01:36,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-16 02:01:36,492 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-16 02:01:36,492 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-16 02:01:36,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-16 02:01:36,494 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-16 02:01:36,496 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-16 02:01:36,498 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-16 02:01:36,499 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-16 02:01:36,500 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-16 02:01:36,501 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-16 02:01:36,501 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-16 02:01:36,502 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-16 02:01:36,503 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-16 02:01:36,504 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-16 02:01:36,505 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-16 02:01:36,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-16 02:01:36,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-16 02:01:36,509 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-16 02:01:36,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-16 02:01:36,512 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-16 02:01:36,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-16 02:01:36,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-16 02:01:36,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-16 02:01:36,519 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-16 02:01:36,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-16 02:01:36,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-16 02:01:36,521 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-16 02:01:36,522 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-16 02:01:36,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-16 02:01:36,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-16 02:01:36,523 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-16 02:01:36,523 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-16 02:01:36,524 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-16 02:01:36,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-16 02:01:36,526 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe.epf [2020-10-16 02:01:36,549 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-16 02:01:36,549 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-16 02:01:36,550 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-16 02:01:36,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-16 02:01:36,551 INFO L138 SettingsManager]: * Use SBE=true [2020-10-16 02:01:36,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-16 02:01:36,551 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-16 02:01:36,551 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-16 02:01:36,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-16 02:01:36,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-16 02:01:36,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-16 02:01:36,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-16 02:01:36,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-16 02:01:36,553 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-16 02:01:36,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-16 02:01:36,553 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-16 02:01:36,553 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-16 02:01:36,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-16 02:01:36,554 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-16 02:01:36,554 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-16 02:01:36,554 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-16 02:01:36,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 02:01:36,554 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-16 02:01:36,555 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-16 02:01:36,555 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-16 02:01:36,555 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-16 02:01:36,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-16 02:01:36,555 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2020-10-16 02:01:36,556 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-16 02:01:36,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-16 02:01:36,874 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-16 02:01:36,879 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-16 02:01:36,881 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-16 02:01:36,881 INFO L275 PluginConnector]: CDTParser initialized [2020-10-16 02:01:36,882 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i [2020-10-16 02:01:36,963 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/379f0be53/22c7d71fb6334fb188b06a0d19b1fefd/FLAG26cd3e9aa [2020-10-16 02:01:37,604 INFO L306 CDTParser]: Found 1 translation units. [2020-10-16 02:01:37,605 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i [2020-10-16 02:01:37,630 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/379f0be53/22c7d71fb6334fb188b06a0d19b1fefd/FLAG26cd3e9aa [2020-10-16 02:01:37,869 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/379f0be53/22c7d71fb6334fb188b06a0d19b1fefd [2020-10-16 02:01:37,877 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-16 02:01:37,879 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-16 02:01:37,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-16 02:01:37,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-16 02:01:37,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-16 02:01:37,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:01:37" (1/1) ... [2020-10-16 02:01:37,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17d1b91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:01:37, skipping insertion in model container [2020-10-16 02:01:37,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:01:37" (1/1) ... [2020-10-16 02:01:37,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-16 02:01:37,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-16 02:01:38,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 02:01:38,751 INFO L203 MainTranslator]: Completed pre-run [2020-10-16 02:01:38,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 02:01:39,273 INFO L208 MainTranslator]: Completed translation [2020-10-16 02:01:39,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:01:39 WrapperNode [2020-10-16 02:01:39,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-16 02:01:39,277 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-16 02:01:39,277 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-16 02:01:39,277 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-16 02:01:39,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:01:39" (1/1) ... [2020-10-16 02:01:39,349 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:01:39" (1/1) ... [2020-10-16 02:01:39,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-16 02:01:39,396 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-16 02:01:39,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-16 02:01:39,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-16 02:01:39,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:01:39" (1/1) ... [2020-10-16 02:01:39,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:01:39" (1/1) ... [2020-10-16 02:01:39,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:01:39" (1/1) ... [2020-10-16 02:01:39,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:01:39" (1/1) ... [2020-10-16 02:01:39,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:01:39" (1/1) ... [2020-10-16 02:01:39,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:01:39" (1/1) ... [2020-10-16 02:01:39,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:01:39" (1/1) ... [2020-10-16 02:01:39,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-16 02:01:39,445 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-16 02:01:39,445 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-16 02:01:39,445 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-16 02:01:39,446 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:01:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 02:01:39,515 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb [2020-10-16 02:01:39,515 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb [2020-10-16 02:01:39,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-16 02:01:39,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-16 02:01:39,516 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k [2020-10-16 02:01:39,516 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k [2020-10-16 02:01:39,516 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-16 02:01:39,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-16 02:01:39,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-16 02:01:39,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-16 02:01:39,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-16 02:01:39,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-16 02:01:39,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-16 02:01:39,519 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-16 02:01:40,139 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-16 02:01:40,139 INFO L298 CfgBuilder]: Removed 34 assume(true) statements. [2020-10-16 02:01:40,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:01:40 BoogieIcfgContainer [2020-10-16 02:01:40,142 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-16 02:01:40,143 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-16 02:01:40,143 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-16 02:01:40,147 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-16 02:01:40,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 02:01:37" (1/3) ... [2020-10-16 02:01:40,148 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d4420f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:01:40, skipping insertion in model container [2020-10-16 02:01:40,148 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:01:39" (2/3) ... [2020-10-16 02:01:40,149 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d4420f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:01:40, skipping insertion in model container [2020-10-16 02:01:40,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:01:40" (3/3) ... [2020-10-16 02:01:40,150 INFO L111 eAbstractionObserver]: Analyzing ICFG race-4_2-thread_local_vars.i [2020-10-16 02:01:40,162 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-16 02:01:40,170 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations. [2020-10-16 02:01:40,171 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-16 02:01:40,205 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,205 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,205 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,205 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,206 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,206 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,206 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,207 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,207 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,207 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,207 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,208 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,208 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,208 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,208 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,208 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,209 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,209 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,209 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,209 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,210 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,210 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,210 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,210 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,210 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,211 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,211 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,213 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,213 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,214 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,214 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,214 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,214 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,215 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,215 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,215 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,215 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,216 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,216 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,216 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,216 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,217 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,217 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,217 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,217 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,217 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,218 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,218 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,218 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,218 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,219 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,219 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,219 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,219 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,219 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,220 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,220 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,220 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,221 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,221 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,221 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,221 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,221 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,221 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,222 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,222 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,222 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,222 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,222 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,223 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,223 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,223 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,224 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,224 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,225 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,225 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,225 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,225 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,226 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,226 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,226 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,226 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,227 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,227 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,227 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,227 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,228 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,228 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,228 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,228 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,229 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,229 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,229 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,229 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,229 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,230 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,230 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,230 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,230 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,231 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,231 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,231 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,231 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,231 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,232 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,232 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,232 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,232 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,233 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,233 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,233 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,233 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,234 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,234 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,234 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,234 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,235 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,235 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,235 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,235 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,239 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,239 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,240 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,240 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,240 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,240 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,240 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,241 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,241 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,254 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,254 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,254 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,255 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,255 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,255 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,255 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,255 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_#t~nondet36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,256 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,256 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,256 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,256 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,256 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,257 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,257 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,257 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,257 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_#t~switch39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,257 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,258 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ieee80211_register_hw_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,258 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,258 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,279 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,279 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,279 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,279 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,280 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~switch32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,280 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,280 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,280 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,280 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 02:01:40,341 INFO L253 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2020-10-16 02:01:40,366 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 02:01:40,367 INFO L378 AbstractCegarLoop]: Hoare is false [2020-10-16 02:01:40,367 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-16 02:01:40,367 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 02:01:40,367 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 02:01:40,367 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 02:01:40,367 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 02:01:40,368 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 02:01:40,396 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 251 places, 285 transitions, 612 flow [2020-10-16 02:01:40,639 INFO L129 PetriNetUnfolder]: 69/511 cut-off events. [2020-10-16 02:01:40,639 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2020-10-16 02:01:40,660 INFO L80 FinitePrefix]: Finished finitePrefix Result has 535 conditions, 511 events. 69/511 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1228 event pairs, 0 based on Foata normal form. 0/416 useless extension candidates. Maximal degree in co-relation 531. Up to 28 conditions per place. [2020-10-16 02:01:40,660 INFO L82 GeneralOperation]: Start removeDead. Operand has 251 places, 285 transitions, 612 flow [2020-10-16 02:01:40,684 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 172 places, 190 transitions, 403 flow [2020-10-16 02:01:40,687 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-16 02:01:40,690 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 172 places, 190 transitions, 403 flow [2020-10-16 02:01:40,694 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 172 places, 190 transitions, 403 flow [2020-10-16 02:01:40,695 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 172 places, 190 transitions, 403 flow [2020-10-16 02:01:40,782 INFO L129 PetriNetUnfolder]: 67/499 cut-off events. [2020-10-16 02:01:40,782 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2020-10-16 02:01:40,788 INFO L80 FinitePrefix]: Finished finitePrefix Result has 522 conditions, 499 events. 67/499 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1158 event pairs, 0 based on Foata normal form. 0/407 useless extension candidates. Maximal degree in co-relation 440. Up to 28 conditions per place. [2020-10-16 02:01:40,814 INFO L117 LiptonReduction]: Number of co-enabled transitions 10574 [2020-10-16 02:01:41,126 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 02:01:41,158 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 02:01:41,171 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 02:01:41,217 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 02:01:41,219 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 02:01:41,220 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:84, output treesize:86 [2020-10-16 02:01:41,245 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 02:01:41,266 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 02:01:41,268 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 02:01:41,268 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:89, output treesize:90 [2020-10-16 02:01:44,904 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 02:01:44,927 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 02:01:44,932 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 02:01:44,948 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 02:01:44,949 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 02:01:44,950 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:84, output treesize:86 [2020-10-16 02:01:44,975 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 02:01:44,996 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 02:01:44,997 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 02:01:44,997 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:89, output treesize:90 [2020-10-16 02:01:47,484 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2020-10-16 02:01:48,243 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 02:01:48,277 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 02:01:48,283 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 02:01:48,306 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 02:01:48,307 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 02:01:48,307 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:96, output treesize:98 [2020-10-16 02:01:48,325 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 02:01:48,352 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 02:01:48,353 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 02:01:48,353 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:101, output treesize:102 [2020-10-16 02:01:50,547 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 02:01:51,802 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-10-16 02:01:51,927 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-10-16 02:01:52,165 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-16 02:01:52,288 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-10-16 02:01:52,302 INFO L132 LiptonReduction]: Checked pairs total: 19924 [2020-10-16 02:01:52,302 INFO L134 LiptonReduction]: Total number of compositions: 234 [2020-10-16 02:01:52,305 INFO L182 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 11621 [2020-10-16 02:01:52,309 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2020-10-16 02:01:52,309 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 02:01:52,310 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 02:01:52,310 INFO L255 CegarLoopForPetriNet]: trace histogram [1] [2020-10-16 02:01:52,311 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thread_usbThread1of1ForFork1Err2INUSE_VIOLATION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 02:01:52,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 02:01:52,315 INFO L82 PathProgramCache]: Analyzing trace with hash 882, now seen corresponding path program 1 times [2020-10-16 02:01:52,324 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 02:01:52,324 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111924785] [2020-10-16 02:01:52,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 02:01:52,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 02:01:52,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 02:01:52,536 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111924785] [2020-10-16 02:01:52,536 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 02:01:52,537 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-10-16 02:01:52,537 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306495821] [2020-10-16 02:01:52,548 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-16 02:01:52,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 02:01:52,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-16 02:01:52,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-16 02:01:52,572 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 462 out of 519 [2020-10-16 02:01:52,575 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 46 transitions, 115 flow. Second operand 2 states. [2020-10-16 02:01:52,576 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 02:01:52,576 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 462 of 519 [2020-10-16 02:01:52,577 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 02:01:52,600 INFO L129 PetriNetUnfolder]: 20/114 cut-off events. [2020-10-16 02:01:52,600 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2020-10-16 02:01:52,601 INFO L80 FinitePrefix]: Finished finitePrefix Result has 138 conditions, 114 events. 20/114 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 376 event pairs, 0 based on Foata normal form. 8/80 useless extension candidates. Maximal degree in co-relation 134. Up to 11 conditions per place. [2020-10-16 02:01:52,603 INFO L132 encePairwiseOnDemand]: 514/519 looper letters, 0 selfloop transitions, 0 changer transitions 0/41 dead transitions. [2020-10-16 02:01:52,604 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 40 places, 41 transitions, 105 flow [2020-10-16 02:01:52,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-16 02:01:52,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-10-16 02:01:52,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 929 transitions. [2020-10-16 02:01:52,624 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.894990366088632 [2020-10-16 02:01:52,625 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 929 transitions. [2020-10-16 02:01:52,626 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 929 transitions. [2020-10-16 02:01:52,629 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 02:01:52,632 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 929 transitions. [2020-10-16 02:01:52,637 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 3 states. [2020-10-16 02:01:52,647 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 3 states. [2020-10-16 02:01:52,647 INFO L81 ComplementDD]: Finished complementDD. Result 3 states. [2020-10-16 02:01:52,650 INFO L185 Difference]: Start difference. First operand has 41 places, 46 transitions, 115 flow. Second operand 2 states and 929 transitions. [2020-10-16 02:01:52,651 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 40 places, 41 transitions, 105 flow [2020-10-16 02:01:52,655 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 38 places, 41 transitions, 101 flow, removed 0 selfloop flow, removed 2 redundant places. [2020-10-16 02:01:52,657 INFO L241 Difference]: Finished difference. Result has 38 places, 41 transitions, 101 flow [2020-10-16 02:01:52,660 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=519, PETRI_DIFFERENCE_MINUEND_FLOW=101, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=101, PETRI_PLACES=38, PETRI_TRANSITIONS=41} [2020-10-16 02:01:52,661 INFO L342 CegarLoopForPetriNet]: 41 programPoint places, -3 predicate places. [2020-10-16 02:01:52,661 INFO L481 AbstractCegarLoop]: Abstraction has has 38 places, 41 transitions, 101 flow [2020-10-16 02:01:52,661 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-16 02:01:52,662 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 02:01:52,662 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-16 02:01:52,662 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-16 02:01:52,662 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thread_usbThread1of1ForFork1Err2INUSE_VIOLATION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 02:01:52,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 02:01:52,663 INFO L82 PathProgramCache]: Analyzing trace with hash 241679749, now seen corresponding path program 1 times [2020-10-16 02:01:52,663 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 02:01:52,663 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523104845] [2020-10-16 02:01:52,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 02:01:52,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 02:01:52,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 02:01:52,874 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523104845] [2020-10-16 02:01:52,875 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 02:01:52,875 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 02:01:52,875 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197161147] [2020-10-16 02:01:52,877 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 02:01:52,877 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 02:01:52,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 02:01:52,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 02:01:52,885 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 441 out of 519 [2020-10-16 02:01:52,886 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 38 places, 41 transitions, 101 flow. Second operand 3 states. [2020-10-16 02:01:52,886 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 02:01:52,887 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 441 of 519 [2020-10-16 02:01:52,887 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 02:01:52,931 INFO L129 PetriNetUnfolder]: 14/134 cut-off events. [2020-10-16 02:01:52,932 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-10-16 02:01:52,932 INFO L80 FinitePrefix]: Finished finitePrefix Result has 176 conditions, 134 events. 14/134 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 533 event pairs, 0 based on Foata normal form. 0/94 useless extension candidates. Maximal degree in co-relation 172. Up to 14 conditions per place. [2020-10-16 02:01:52,933 INFO L132 encePairwiseOnDemand]: 516/519 looper letters, 7 selfloop transitions, 1 changer transitions 0/42 dead transitions. [2020-10-16 02:01:52,934 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 40 places, 42 transitions, 119 flow [2020-10-16 02:01:52,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 02:01:52,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 02:01:52,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1333 transitions. [2020-10-16 02:01:52,939 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.8561335902376365 [2020-10-16 02:01:52,939 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1333 transitions. [2020-10-16 02:01:52,939 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1333 transitions. [2020-10-16 02:01:52,940 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 02:01:52,940 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1333 transitions. [2020-10-16 02:01:52,943 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 02:01:52,946 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 02:01:52,946 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 02:01:52,947 INFO L185 Difference]: Start difference. First operand has 38 places, 41 transitions, 101 flow. Second operand 3 states and 1333 transitions. [2020-10-16 02:01:52,947 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 40 places, 42 transitions, 119 flow [2020-10-16 02:01:52,948 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 42 transitions, 119 flow, removed 0 selfloop flow, removed 0 redundant places. [2020-10-16 02:01:52,949 INFO L241 Difference]: Finished difference. Result has 41 places, 41 transitions, 108 flow [2020-10-16 02:01:52,950 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=519, PETRI_DIFFERENCE_MINUEND_FLOW=101, PETRI_DIFFERENCE_MINUEND_PLACES=38, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=108, PETRI_PLACES=41, PETRI_TRANSITIONS=41} [2020-10-16 02:01:52,950 INFO L342 CegarLoopForPetriNet]: 41 programPoint places, 0 predicate places. [2020-10-16 02:01:52,951 INFO L481 AbstractCegarLoop]: Abstraction has has 41 places, 41 transitions, 108 flow [2020-10-16 02:01:52,951 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 02:01:52,951 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 02:01:52,951 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-16 02:01:52,951 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-16 02:01:52,952 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thread_usbThread1of1ForFork1Err2INUSE_VIOLATION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 02:01:52,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 02:01:52,952 INFO L82 PathProgramCache]: Analyzing trace with hash 241634297, now seen corresponding path program 1 times [2020-10-16 02:01:52,952 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 02:01:52,953 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684832741] [2020-10-16 02:01:52,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 02:01:52,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 02:01:53,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 02:01:53,015 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684832741] [2020-10-16 02:01:53,015 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 02:01:53,016 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 02:01:53,016 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119443057] [2020-10-16 02:01:53,016 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-16 02:01:53,017 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 02:01:53,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-16 02:01:53,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-16 02:01:53,019 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 519 [2020-10-16 02:01:53,020 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 41 transitions, 108 flow. Second operand 4 states. [2020-10-16 02:01:53,021 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 02:01:53,021 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 519 [2020-10-16 02:01:53,021 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 02:01:53,327 INFO L129 PetriNetUnfolder]: 879/1715 cut-off events. [2020-10-16 02:01:53,328 INFO L130 PetriNetUnfolder]: For 48/60 co-relation queries the response was YES. [2020-10-16 02:01:53,333 INFO L80 FinitePrefix]: Finished finitePrefix Result has 3261 conditions, 1715 events. 879/1715 cut-off events. For 48/60 co-relation queries the response was YES. Maximal size of possible extension queue 122. Compared 10786 event pairs, 176 based on Foata normal form. 9/1221 useless extension candidates. Maximal degree in co-relation 3255. Up to 646 conditions per place. [2020-10-16 02:01:53,352 INFO L132 encePairwiseOnDemand]: 509/519 looper letters, 31 selfloop transitions, 15 changer transitions 1/69 dead transitions. [2020-10-16 02:01:53,352 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 45 places, 69 transitions, 262 flow [2020-10-16 02:01:53,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 02:01:53,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-10-16 02:01:53,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1899 transitions. [2020-10-16 02:01:53,362 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.7317919075144509 [2020-10-16 02:01:53,362 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1899 transitions. [2020-10-16 02:01:53,362 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1899 transitions. [2020-10-16 02:01:53,364 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 02:01:53,364 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1899 transitions. [2020-10-16 02:01:53,369 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 6 states. [2020-10-16 02:01:53,376 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 6 states. [2020-10-16 02:01:53,376 INFO L81 ComplementDD]: Finished complementDD. Result 6 states. [2020-10-16 02:01:53,377 INFO L185 Difference]: Start difference. First operand has 41 places, 41 transitions, 108 flow. Second operand 5 states and 1899 transitions. [2020-10-16 02:01:53,377 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 45 places, 69 transitions, 262 flow [2020-10-16 02:01:53,380 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 44 places, 69 transitions, 261 flow, removed 0 selfloop flow, removed 1 redundant places. [2020-10-16 02:01:53,382 INFO L241 Difference]: Finished difference. Result has 48 places, 53 transitions, 217 flow [2020-10-16 02:01:53,382 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=519, PETRI_DIFFERENCE_MINUEND_FLOW=107, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=32, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=217, PETRI_PLACES=48, PETRI_TRANSITIONS=53} [2020-10-16 02:01:53,383 INFO L342 CegarLoopForPetriNet]: 41 programPoint places, 7 predicate places. [2020-10-16 02:01:53,383 INFO L481 AbstractCegarLoop]: Abstraction has has 48 places, 53 transitions, 217 flow [2020-10-16 02:01:53,383 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-16 02:01:53,383 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 02:01:53,383 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 02:01:53,384 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-16 02:01:53,384 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thread_usbThread1of1ForFork1Err2INUSE_VIOLATION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 02:01:53,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 02:01:53,384 INFO L82 PathProgramCache]: Analyzing trace with hash 315160345, now seen corresponding path program 1 times [2020-10-16 02:01:53,384 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 02:01:53,385 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158009546] [2020-10-16 02:01:53,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 02:01:53,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 02:01:53,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 02:01:53,461 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158009546] [2020-10-16 02:01:53,461 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 02:01:53,461 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 02:01:53,461 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518832502] [2020-10-16 02:01:53,462 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 02:01:53,462 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 02:01:53,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 02:01:53,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 02:01:53,466 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 389 out of 519 [2020-10-16 02:01:53,468 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 53 transitions, 217 flow. Second operand 3 states. [2020-10-16 02:01:53,468 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 02:01:53,468 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 389 of 519 [2020-10-16 02:01:53,469 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 02:01:53,740 INFO L129 PetriNetUnfolder]: 727/1581 cut-off events. [2020-10-16 02:01:53,740 INFO L130 PetriNetUnfolder]: For 1374/1557 co-relation queries the response was YES. [2020-10-16 02:01:53,745 INFO L80 FinitePrefix]: Finished finitePrefix Result has 4418 conditions, 1581 events. 727/1581 cut-off events. For 1374/1557 co-relation queries the response was YES. Maximal size of possible extension queue 127. Compared 10730 event pairs, 199 based on Foata normal form. 67/1248 useless extension candidates. Maximal degree in co-relation 4409. Up to 1033 conditions per place. [2020-10-16 02:01:53,760 INFO L132 encePairwiseOnDemand]: 509/519 looper letters, 30 selfloop transitions, 10 changer transitions 0/65 dead transitions. [2020-10-16 02:01:53,760 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 50 places, 65 transitions, 347 flow [2020-10-16 02:01:53,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 02:01:53,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 02:01:53,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1196 transitions. [2020-10-16 02:01:53,765 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.7681438664097624 [2020-10-16 02:01:53,766 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1196 transitions. [2020-10-16 02:01:53,766 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1196 transitions. [2020-10-16 02:01:53,767 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 02:01:53,767 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1196 transitions. [2020-10-16 02:01:53,771 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 02:01:53,775 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 02:01:53,775 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 02:01:53,775 INFO L185 Difference]: Start difference. First operand has 48 places, 53 transitions, 217 flow. Second operand 3 states and 1196 transitions. [2020-10-16 02:01:53,776 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 50 places, 65 transitions, 347 flow [2020-10-16 02:01:53,781 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 65 transitions, 347 flow, removed 0 selfloop flow, removed 0 redundant places. [2020-10-16 02:01:53,784 INFO L241 Difference]: Finished difference. Result has 52 places, 62 transitions, 323 flow [2020-10-16 02:01:53,784 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=519, PETRI_DIFFERENCE_MINUEND_FLOW=217, PETRI_DIFFERENCE_MINUEND_PLACES=48, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=53, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=43, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=323, PETRI_PLACES=52, PETRI_TRANSITIONS=62} [2020-10-16 02:01:53,785 INFO L342 CegarLoopForPetriNet]: 41 programPoint places, 11 predicate places. [2020-10-16 02:01:53,785 INFO L481 AbstractCegarLoop]: Abstraction has has 52 places, 62 transitions, 323 flow [2020-10-16 02:01:53,785 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 02:01:53,785 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 02:01:53,785 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 02:01:53,786 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-16 02:01:53,786 INFO L429 AbstractCegarLoop]: === Iteration 5 === [thread_usbThread1of1ForFork1Err2INUSE_VIOLATION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 02:01:53,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 02:01:53,787 INFO L82 PathProgramCache]: Analyzing trace with hash 314833722, now seen corresponding path program 1 times [2020-10-16 02:01:53,787 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 02:01:53,787 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166691013] [2020-10-16 02:01:53,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 02:01:53,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 02:01:53,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 02:01:53,857 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166691013] [2020-10-16 02:01:53,857 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 02:01:53,857 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 02:01:53,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450944537] [2020-10-16 02:01:53,858 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 02:01:53,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 02:01:53,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 02:01:53,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 02:01:53,862 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 389 out of 519 [2020-10-16 02:01:53,864 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 62 transitions, 323 flow. Second operand 3 states. [2020-10-16 02:01:53,864 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 02:01:53,864 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 389 of 519 [2020-10-16 02:01:53,865 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 02:01:54,120 INFO L129 PetriNetUnfolder]: 693/1494 cut-off events. [2020-10-16 02:01:54,121 INFO L130 PetriNetUnfolder]: For 2639/2917 co-relation queries the response was YES. [2020-10-16 02:01:54,127 INFO L80 FinitePrefix]: Finished finitePrefix Result has 5017 conditions, 1494 events. 693/1494 cut-off events. For 2639/2917 co-relation queries the response was YES. Maximal size of possible extension queue 130. Compared 9971 event pairs, 189 based on Foata normal form. 129/1224 useless extension candidates. Maximal degree in co-relation 5006. Up to 892 conditions per place. [2020-10-16 02:01:54,142 INFO L132 encePairwiseOnDemand]: 512/519 looper letters, 39 selfloop transitions, 11 changer transitions 0/75 dead transitions. [2020-10-16 02:01:54,142 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 75 transitions, 513 flow [2020-10-16 02:01:54,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 02:01:54,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 02:01:54,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1193 transitions. [2020-10-16 02:01:54,149 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.7662170841361593 [2020-10-16 02:01:54,149 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1193 transitions. [2020-10-16 02:01:54,149 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1193 transitions. [2020-10-16 02:01:54,151 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 02:01:54,151 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1193 transitions. [2020-10-16 02:01:54,155 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 02:01:54,158 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 02:01:54,159 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 02:01:54,159 INFO L185 Difference]: Start difference. First operand has 52 places, 62 transitions, 323 flow. Second operand 3 states and 1193 transitions. [2020-10-16 02:01:54,159 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 75 transitions, 513 flow [2020-10-16 02:01:54,165 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 52 places, 75 transitions, 475 flow, removed 6 selfloop flow, removed 2 redundant places. [2020-10-16 02:01:54,167 INFO L241 Difference]: Finished difference. Result has 53 places, 69 transitions, 394 flow [2020-10-16 02:01:54,168 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=519, PETRI_DIFFERENCE_MINUEND_FLOW=291, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=62, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=394, PETRI_PLACES=53, PETRI_TRANSITIONS=69} [2020-10-16 02:01:54,168 INFO L342 CegarLoopForPetriNet]: 41 programPoint places, 12 predicate places. [2020-10-16 02:01:54,168 INFO L481 AbstractCegarLoop]: Abstraction has has 53 places, 69 transitions, 394 flow [2020-10-16 02:01:54,168 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 02:01:54,169 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 02:01:54,169 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 02:01:54,169 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-16 02:01:54,169 INFO L429 AbstractCegarLoop]: === Iteration 6 === [thread_usbThread1of1ForFork1Err2INUSE_VIOLATION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 02:01:54,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 02:01:54,170 INFO L82 PathProgramCache]: Analyzing trace with hash 1180052588, now seen corresponding path program 1 times [2020-10-16 02:01:54,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 02:01:54,170 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690421788] [2020-10-16 02:01:54,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 02:01:54,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 02:01:54,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 02:01:54,239 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690421788] [2020-10-16 02:01:54,239 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 02:01:54,239 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 02:01:54,240 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445531322] [2020-10-16 02:01:54,240 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 02:01:54,240 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 02:01:54,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 02:01:54,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 02:01:54,244 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 400 out of 519 [2020-10-16 02:01:54,246 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 69 transitions, 394 flow. Second operand 3 states. [2020-10-16 02:01:54,246 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 02:01:54,246 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 400 of 519 [2020-10-16 02:01:54,246 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 02:01:54,321 INFO L129 PetriNetUnfolder]: 65/257 cut-off events. [2020-10-16 02:01:54,321 INFO L130 PetriNetUnfolder]: For 416/435 co-relation queries the response was YES. [2020-10-16 02:01:54,322 INFO L80 FinitePrefix]: Finished finitePrefix Result has 682 conditions, 257 events. 65/257 cut-off events. For 416/435 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 1281 event pairs, 0 based on Foata normal form. 9/229 useless extension candidates. Maximal degree in co-relation 670. Up to 68 conditions per place. [2020-10-16 02:01:54,324 INFO L132 encePairwiseOnDemand]: 511/519 looper letters, 9 selfloop transitions, 10 changer transitions 1/65 dead transitions. [2020-10-16 02:01:54,325 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 65 transitions, 393 flow [2020-10-16 02:01:54,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 02:01:54,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 02:01:54,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1216 transitions. [2020-10-16 02:01:54,329 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.7809890815671162 [2020-10-16 02:01:54,330 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1216 transitions. [2020-10-16 02:01:54,330 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1216 transitions. [2020-10-16 02:01:54,331 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 02:01:54,331 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1216 transitions. [2020-10-16 02:01:54,334 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 02:01:54,336 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 02:01:54,337 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 02:01:54,337 INFO L185 Difference]: Start difference. First operand has 53 places, 69 transitions, 394 flow. Second operand 3 states and 1216 transitions. [2020-10-16 02:01:54,337 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 65 transitions, 393 flow [2020-10-16 02:01:54,340 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 51 places, 65 transitions, 367 flow, removed 3 selfloop flow, removed 3 redundant places. [2020-10-16 02:01:54,342 INFO L241 Difference]: Finished difference. Result has 53 places, 63 transitions, 371 flow [2020-10-16 02:01:54,343 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=519, PETRI_DIFFERENCE_MINUEND_FLOW=323, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=371, PETRI_PLACES=53, PETRI_TRANSITIONS=63} [2020-10-16 02:01:54,343 INFO L342 CegarLoopForPetriNet]: 41 programPoint places, 12 predicate places. [2020-10-16 02:01:54,343 INFO L481 AbstractCegarLoop]: Abstraction has has 53 places, 63 transitions, 371 flow [2020-10-16 02:01:54,343 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 02:01:54,344 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 02:01:54,344 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 02:01:54,344 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-16 02:01:54,344 INFO L429 AbstractCegarLoop]: === Iteration 7 === [thread_usbThread1of1ForFork1Err2INUSE_VIOLATION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION, thread_usbErr0INUSE_VIOLATION, thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 02:01:54,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 02:01:54,345 INFO L82 PathProgramCache]: Analyzing trace with hash -2073852336, now seen corresponding path program 1 times [2020-10-16 02:01:54,345 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 02:01:54,345 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088863219] [2020-10-16 02:01:54,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 02:01:54,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 02:01:54,381 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 02:01:54,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 02:01:54,401 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 02:01:54,472 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 02:01:54,472 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 02:01:54,473 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-16 02:01:54,473 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-16 02:01:54,474 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-16 02:01:54,474 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-16 02:01:54,478 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [855] [855] ULTIMATE.startENTRY-->L1770: Formula: (let ((.cse3 (store |#valid_In707215010| 0 0))) (let ((.cse2 (store .cse3 |~#t1~0.base_Out707215010| 1))) (let ((.cse1 (store .cse2 |~#t2~0.base_Out707215010| 1)) (.cse0 (select |#memory_int_In707215010| |~#mutex~0.base_Out707215010|))) (and (= |~#mutex~0.offset_Out707215010| 0) (= (select .cse0 (+ |~#mutex~0.offset_Out707215010| 4)) 0) (= |ULTIMATE.start_ldv_assert_#in~expression_Out707215010| ULTIMATE.start_ldv_assert_~expression_Out707215010) (= (select .cse0 |~#mutex~0.offset_Out707215010|) 0) (< |#StackHeapBarrier_In707215010| |~#t1~0.base_Out707215010|) (= ~ldv_usb_state~0_Out707215010 0) (= (store .cse1 |~#mutex~0.base_Out707215010| 1) |#valid_Out707215010|) (= |~#t1~0.offset_Out707215010| 0) (= |#NULL.base_Out707215010| 0) (= (select .cse1 |~#mutex~0.base_Out707215010|) 0) (= |~#t2~0.offset_Out707215010| 0) (< 0 |#StackHeapBarrier_In707215010|) (= (select (select |#memory_int_In707215010| |~#t1~0.base_Out707215010|) |~#t1~0.offset_Out707215010|) 0) (= (select .cse0 (+ |~#mutex~0.offset_Out707215010| 12)) 0) (<= |ULTIMATE.start_module_init_#t~nondet41_Out707215010| 2147483647) (< |#StackHeapBarrier_In707215010| |~#t2~0.base_Out707215010|) (= |#length_Out707215010| (store (store (store |#length_In707215010| |~#t1~0.base_Out707215010| 4) |~#t2~0.base_Out707215010| 4) |~#mutex~0.base_Out707215010| 24)) (= |#NULL.offset_Out707215010| 0) (= (select .cse2 |~#t2~0.base_Out707215010|) 0) (= |ULTIMATE.start_ldv_assert_#in~expression_Out707215010| 1) (= (select .cse0 (+ |~#mutex~0.offset_Out707215010| 8)) 0) (= |#pthreadsMutex_Out707215010| (store |#pthreadsMutex_In707215010| |~#mutex~0.base_Out707215010| (store (select |#pthreadsMutex_In707215010| |~#mutex~0.base_Out707215010|) |~#mutex~0.offset_Out707215010| 0))) (< |#StackHeapBarrier_In707215010| |~#mutex~0.base_Out707215010|) (= (select (select |#memory_int_In707215010| |~#t2~0.base_Out707215010|) |~#t2~0.offset_Out707215010|) 0) (= (select .cse3 |~#t1~0.base_Out707215010|) 0) (= (select .cse0 (+ |~#mutex~0.offset_Out707215010| 16)) 0) (<= 0 (+ |ULTIMATE.start_module_init_#t~nondet41_Out707215010| 2147483648)) (= ~pdev~0_Out707215010 1))))) InVars {#pthreadsMutex=|#pthreadsMutex_In707215010|, #StackHeapBarrier=|#StackHeapBarrier_In707215010|, #valid=|#valid_In707215010|, #memory_int=|#memory_int_In707215010|, #length=|#length_In707215010|} OutVars{ULTIMATE.start_module_init_#res=|ULTIMATE.start_module_init_#res_Out707215010|, #pthreadsMutex=|#pthreadsMutex_Out707215010|, ~#mutex~0.base=|~#mutex~0.base_Out707215010|, ~#mutex~0.offset=|~#mutex~0.offset_Out707215010|, #NULL.offset=|#NULL.offset_Out707215010|, ULTIMATE.start_module_init_#t~nondet42=|ULTIMATE.start_module_init_#t~nondet42_Out707215010|, ULTIMATE.start_main_#t~ret45=|ULTIMATE.start_main_#t~ret45_Out707215010|, ~#t1~0.offset=|~#t1~0.offset_Out707215010|, ULTIMATE.start_module_init_#t~nondet41=|ULTIMATE.start_module_init_#t~nondet41_Out707215010|, ULTIMATE.start_ldv_assert_#in~expression=|ULTIMATE.start_ldv_assert_#in~expression_Out707215010|, ULTIMATE.start_ldv_assert_~expression=ULTIMATE.start_ldv_assert_~expression_Out707215010, ~ldv_usb_state~0=~ldv_usb_state~0_Out707215010, #NULL.base=|#NULL.base_Out707215010|, #StackHeapBarrier=|#StackHeapBarrier_In707215010|, ~#t1~0.base=|~#t1~0.base_Out707215010|, ~pdev~0=~pdev~0_Out707215010, ULTIMATE.start_main_#res=|ULTIMATE.start_main_#res_Out707215010|, #valid=|#valid_Out707215010|, ~#t2~0.offset=|~#t2~0.offset_Out707215010|, #memory_int=|#memory_int_In707215010|, #length=|#length_Out707215010|, ~#t2~0.base=|~#t2~0.base_Out707215010|} AuxVars[] AssignedVars[ULTIMATE.start_module_init_#res, #pthreadsMutex, ~#mutex~0.base, ~#mutex~0.offset, #NULL.offset, ULTIMATE.start_module_init_#t~nondet42, ULTIMATE.start_main_#t~ret45, ~#t1~0.offset, 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, #length, ~#t2~0.base] because there is no mapped edge [2020-10-16 02:01:54,480 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [708] [708] L1721-->L1725: Formula: (let ((.cse0 (= 0 thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0_In-1646223931))) (or (and (= (- 1) |thread_usbThread1of1ForFork1_ath_ahb_probe_#res_Out-1646223931|) (not .cse0)) (and (= |thread_usbThread1of1ForFork1_ath_ahb_probe_#res_Out-1646223931| 0) .cse0))) InVars {thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0=thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0_In-1646223931} OutVars{thread_usbThread1of1ForFork1_ath_ahb_probe_#res=|thread_usbThread1of1ForFork1_ath_ahb_probe_#res_Out-1646223931|, thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0=thread_usbThread1of1ForFork1_ath_ahb_probe_~error~0_In-1646223931} AuxVars[] AssignedVars[thread_usbThread1of1ForFork1_ath_ahb_probe_#res] because there is no mapped edge [2020-10-16 02:01:54,481 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [853] [853] L1693-2-->L1693-2: Formula: (let ((.cse0 (= |thread_ath9kThread1of1ForFork0_#t~nondet31_In-736778233| 1))) (or (let ((.cse1 (select |#pthreadsMutex_In-736778233| |~#mutex~0.base_In-736778233|))) (and .cse0 (= 1 |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression_Out-736778233|) (= ~pdev~0_Out-736778233 6) (= thread_ath9kThread1of1ForFork0_ldv_assert_~expression_Out-736778233 |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression_Out-736778233|) (= (store |#pthreadsMutex_In-736778233| |~#mutex~0.base_In-736778233| (store .cse1 |~#mutex~0.offset_In-736778233| 0)) |#pthreadsMutex_Out-736778233|) (= (select .cse1 |~#mutex~0.offset_In-736778233|) 0))) (and (= thread_ath9kThread1of1ForFork0_ldv_assert_~expression_Out-736778233 thread_ath9kThread1of1ForFork0_ldv_assert_~expression_In-736778233) (<= 0 (+ |thread_ath9kThread1of1ForFork0_#t~nondet31_In-736778233| 2147483648)) (= |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression_In-736778233| |thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression_Out-736778233|) (not (= 2 |thread_ath9kThread1of1ForFork0_#t~nondet31_In-736778233|)) (= |#pthreadsMutex_In-736778233| |#pthreadsMutex_Out-736778233|) (= ~pdev~0_In-736778233 ~pdev~0_Out-736778233) (<= |thread_ath9kThread1of1ForFork0_#t~nondet31_In-736778233| 2147483647) (= |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30_In-736778233| |thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30_Out-736778233|) (not .cse0)))) InVars {#pthreadsMutex=|#pthreadsMutex_In-736778233|, thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30=|thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30_In-736778233|, ~#mutex~0.base=|~#mutex~0.base_In-736778233|, ~pdev~0=~pdev~0_In-736778233, ~#mutex~0.offset=|~#mutex~0.offset_In-736778233|, thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression=|thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression_In-736778233|, thread_ath9kThread1of1ForFork0_#t~nondet31=|thread_ath9kThread1of1ForFork0_#t~nondet31_In-736778233|, thread_ath9kThread1of1ForFork0_ldv_assert_~expression=thread_ath9kThread1of1ForFork0_ldv_assert_~expression_In-736778233} OutVars{#pthreadsMutex=|#pthreadsMutex_Out-736778233|, thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30=|thread_ath9kThread1of1ForFork0_ath9k_flush_#t~nondet30_Out-736778233|, ~#mutex~0.base=|~#mutex~0.base_In-736778233|, ~pdev~0=~pdev~0_Out-736778233, ~#mutex~0.offset=|~#mutex~0.offset_In-736778233|, thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression=|thread_ath9kThread1of1ForFork0_ldv_assert_#in~expression_Out-736778233|, thread_ath9kThread1of1ForFork0_#t~switch32=|thread_ath9kThread1of1ForFork0_#t~switch32_Out-736778233|, thread_ath9kThread1of1ForFork0_#t~nondet31=|thread_ath9kThread1of1ForFork0_#t~nondet31_Out-736778233|, thread_ath9kThread1of1ForFork0_ldv_assert_~expression=thread_ath9kThread1of1ForFork0_ldv_assert_~expression_Out-736778233} 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 [2020-10-16 02:01:54,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 02:01:54 BasicIcfg [2020-10-16 02:01:54,509 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-16 02:01:54,511 INFO L168 Benchmark]: Toolchain (without parser) took 16632.72 ms. Allocated memory was 250.6 MB in the beginning and 528.0 MB in the end (delta: 277.3 MB). Free memory was 202.5 MB in the beginning and 483.0 MB in the end (delta: -280.5 MB). Peak memory consumption was 282.8 MB. Max. memory is 14.2 GB. [2020-10-16 02:01:54,512 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 250.6 MB. Free memory is still 227.0 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-16 02:01:54,513 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1395.60 ms. Allocated memory was 250.6 MB in the beginning and 354.9 MB in the end (delta: 104.3 MB). Free memory was 202.5 MB in the beginning and 314.2 MB in the end (delta: -111.7 MB). Peak memory consumption was 108.6 MB. Max. memory is 14.2 GB. [2020-10-16 02:01:54,514 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.46 ms. Allocated memory is still 354.9 MB. Free memory was 314.2 MB in the beginning and 310.7 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 14.2 GB. [2020-10-16 02:01:54,514 INFO L168 Benchmark]: Boogie Preprocessor took 48.64 ms. Allocated memory is still 354.9 MB. Free memory was 310.7 MB in the beginning and 307.3 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 14.2 GB. [2020-10-16 02:01:54,515 INFO L168 Benchmark]: RCFGBuilder took 697.41 ms. Allocated memory is still 354.9 MB. Free memory was 307.3 MB in the beginning and 253.2 MB in the end (delta: 54.2 MB). Peak memory consumption was 54.2 MB. Max. memory is 14.2 GB. [2020-10-16 02:01:54,516 INFO L168 Benchmark]: TraceAbstraction took 14366.46 ms. Allocated memory was 354.9 MB in the beginning and 528.0 MB in the end (delta: 173.0 MB). Free memory was 253.2 MB in the beginning and 483.0 MB in the end (delta: -229.9 MB). Peak memory consumption was 229.1 MB. Max. memory is 14.2 GB. [2020-10-16 02:01:54,520 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 250.6 MB. Free memory is still 227.0 MB. There was no memory consumed. Max. memory is 14.2 GB. * CACSL2BoogieTranslator took 1395.60 ms. Allocated memory was 250.6 MB in the beginning and 354.9 MB in the end (delta: 104.3 MB). Free memory was 202.5 MB in the beginning and 314.2 MB in the end (delta: -111.7 MB). Peak memory consumption was 108.6 MB. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 118.46 ms. Allocated memory is still 354.9 MB. Free memory was 314.2 MB in the beginning and 310.7 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 48.64 ms. Allocated memory is still 354.9 MB. Free memory was 310.7 MB in the beginning and 307.3 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 14.2 GB. * RCFGBuilder took 697.41 ms. Allocated memory is still 354.9 MB. Free memory was 307.3 MB in the beginning and 253.2 MB in the end (delta: 54.2 MB). Peak memory consumption was 54.2 MB. Max. memory is 14.2 GB. * TraceAbstraction took 14366.46 ms. Allocated memory was 354.9 MB in the beginning and 528.0 MB in the end (delta: 173.0 MB). Free memory was 253.2 MB in the beginning and 483.0 MB in the end (delta: -229.9 MB). Peak memory consumption was 229.1 MB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 8237 VarBasedMoverChecksPositive, 119 VarBasedMoverChecksNegative, 44 SemBasedMoverChecksPositive, 72 SemBasedMoverChecksNegative, 3 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 7.1s, 333 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 11.6s, 172 PlacesBefore, 41 PlacesAfterwards, 190 TransitionsBefore, 46 TransitionsAfterwards, 10574 CoEnabledTransitionPairs, 8 FixpointIterations, 48 TrivialSequentialCompositions, 130 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 42 ConcurrentYvCompositions, 13 ChoiceCompositions, 234 TotalNumberOfCompositions, 19924 MoverChecksTotal - CounterExampleResult [Line: 1682]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L1770] COND TRUE 0 __VERIFIER_nondet_int() [L1771] FCALL, FORK 0 pthread_create(&t1, ((void *)0), thread_usb, ((void *)0)) VAL [ldv_usb_state=0, mutex={5:0}, pdev=1, t1={3:0}, t2={2:0}] [L1732] 1 ldv_usb_state = 0 [L1733] 1 int probe_ret; VAL [ldv_usb_state=0, mutex={5:0}, pdev=1, t1={3:0}, t2={2:0}] [L1734] COND TRUE 1 1 [L1736] 1 case 0: [L1737] COND TRUE 1 ldv_usb_state==0 [L1719] 1 int error; [L1706] COND TRUE 1 __VERIFIER_nondet_int() [L1707] FCALL, FORK 1 pthread_create(&t2, ((void *)0), thread_ath9k, ((void *)0)) VAL [ldv_usb_state=0, mutex={5:0}, pdev=1, t1={3:0}, t2={2:0}] [L1708] 1 return 0; [L1720] 1 error = ieee80211_register_hw() [L1738] 1 probe_ret = ath_ahb_probe() [L1739] COND FALSE 1 !(probe_ret!=0) [L1741] 1 ldv_usb_state = 1 [L1742] 1 pdev = 7 VAL [ldv_usb_state=1, mutex={5:0}, pdev=7, t1={3:0}, t2={2:0}] [L1682] COND TRUE 1 !expression [L1682] 1 __VERIFIER_error() VAL [ldv_usb_state=1, mutex={5:0}, pdev=6, t1={3:0}, t2={2:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 168 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 14.1s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 11.9s, HoareTripleCheckerStatistics: 87 SDtfs, 27 SDslu, 14 SDs, 0 SdLazy, 113 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=394occurred 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 32 ConstructedInterpolants, 0 QuantifiedInterpolants, 296 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...