java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 22:52:39,590 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 22:52:39,592 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 22:52:39,607 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 22:52:39,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 22:52:39,610 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 22:52:39,612 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 22:52:39,624 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 22:52:39,626 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 22:52:39,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 22:52:39,629 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 22:52:39,630 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 22:52:39,630 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 22:52:39,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 22:52:39,636 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 22:52:39,638 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 22:52:39,640 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 22:52:39,645 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 22:52:39,647 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 22:52:39,652 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 22:52:39,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 22:52:39,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 22:52:39,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 22:52:39,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 22:52:39,664 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 22:52:39,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 22:52:39,665 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 22:52:39,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 22:52:39,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 22:52:39,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 22:52:39,671 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 22:52:39,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 22:52:39,672 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 22:52:39,673 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 22:52:39,675 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 22:52:39,675 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 22:52:39,676 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 22:52:39,676 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 22:52:39,676 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 22:52:39,677 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 22:52:39,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 22:52:39,680 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 22:52:39,707 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 22:52:39,707 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 22:52:39,708 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 22:52:39,708 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 22:52:39,708 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 22:52:39,709 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 22:52:39,709 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 22:52:39,709 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 22:52:39,709 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 22:52:39,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 22:52:39,710 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 22:52:39,710 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 22:52:39,710 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 22:52:39,710 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 22:52:39,710 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 22:52:39,711 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 22:52:39,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 22:52:39,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 22:52:39,711 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 22:52:39,711 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 22:52:39,712 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 22:52:39,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 22:52:39,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 22:52:39,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 22:52:39,712 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 22:52:39,713 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 22:52:39,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 22:52:39,713 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 22:52:39,713 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-13 22:52:39,990 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 22:52:40,005 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 22:52:40,009 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 22:52:40,010 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 22:52:40,011 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 22:52:40,011 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2019-10-13 22:52:40,090 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c88a37129/d232dd4ecc6248799ff3823412aec456/FLAG3b533f768 [2019-10-13 22:52:40,940 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 22:52:40,941 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2019-10-13 22:52:40,982 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c88a37129/d232dd4ecc6248799ff3823412aec456/FLAG3b533f768 [2019-10-13 22:52:41,412 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c88a37129/d232dd4ecc6248799ff3823412aec456 [2019-10-13 22:52:41,423 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 22:52:41,424 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 22:52:41,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 22:52:41,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 22:52:41,430 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 22:52:41,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:52:41" (1/1) ... [2019-10-13 22:52:41,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11dbd993 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:52:41, skipping insertion in model container [2019-10-13 22:52:41,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:52:41" (1/1) ... [2019-10-13 22:52:41,449 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 22:52:41,624 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 22:52:43,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 22:52:43,791 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 22:52:44,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 22:52:44,756 INFO L192 MainTranslator]: Completed translation [2019-10-13 22:52:44,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:52:44 WrapperNode [2019-10-13 22:52:44,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 22:52:44,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 22:52:44,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 22:52:44,758 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 22:52:44,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:52:44" (1/1) ... [2019-10-13 22:52:44,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:52:44" (1/1) ... [2019-10-13 22:52:44,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:52:44" (1/1) ... [2019-10-13 22:52:44,871 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:52:44" (1/1) ... [2019-10-13 22:52:45,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:52:44" (1/1) ... [2019-10-13 22:52:45,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:52:44" (1/1) ... [2019-10-13 22:52:45,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:52:44" (1/1) ... [2019-10-13 22:52:45,164 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 22:52:45,165 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 22:52:45,165 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 22:52:45,165 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 22:52:45,167 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:52:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 22:52:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 22:52:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 22:52:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-13 22:52:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-13 22:52:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-13 22:52:45,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 22:52:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 22:52:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-13 22:52:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-13 22:52:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 22:52:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 22:52:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 22:52:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 22:52:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 22:52:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-13 22:52:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-13 22:52:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2019-10-13 22:52:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-10-13 22:52:45,260 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-13 22:52:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2019-10-13 22:52:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2019-10-13 22:52:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-10-13 22:52:45,264 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-13 22:52:45,264 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2019-10-13 22:52:45,264 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-13 22:52:45,264 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-13 22:52:45,264 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-13 22:52:45,265 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-10-13 22:52:45,265 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2019-10-13 22:52:45,265 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_control [2019-10-13 22:52:45,265 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2019-10-13 22:52:45,266 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_isoc [2019-10-13 22:52:45,266 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2019-10-13 22:52:45,266 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_set_maxpacket_limit [2019-10-13 22:52:45,267 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2019-10-13 22:52:45,267 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2019-10-13 22:52:45,267 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0state_string [2019-10-13 22:52:45,267 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dbgprint_request [2019-10-13 22:52:45,267 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dbgprint_devreq [2019-10-13 22:52:45,268 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_seq_ep_show [2019-10-13 22:52:45,268 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_seq_show [2019-10-13 22:52:45,268 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dfs_open [2019-10-13 22:52:45,268 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dfs_create [2019-10-13 22:52:45,268 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dfs_delete [2019-10-13 22:52:45,269 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_alloc_dma_desc [2019-10-13 22:52:45,269 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_dma_desc [2019-10-13 22:52:45,269 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_dma_desc_chain [2019-10-13 22:52:45,269 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_finish_request [2019-10-13 22:52:45,269 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_alloc_request [2019-10-13 22:52:45,269 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_start_dma [2019-10-13 22:52:45,270 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dma_advance [2019-10-13 22:52:45,270 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_abort_dma [2019-10-13 22:52:45,270 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_add_dma_desc [2019-10-13 22:52:45,270 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_setup_out_desc_list [2019-10-13 22:52:45,270 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_setup_in_desc_list [2019-10-13 22:52:45,270 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue [2019-10-13 22:52:45,271 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue_int [2019-10-13 22:52:45,271 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_nuke [2019-10-13 22:52:45,271 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_reset [2019-10-13 22:52:45,271 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_control_stall [2019-10-13 22:52:45,272 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_halt_wedge [2019-10-13 22:52:45,272 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_ep0state [2019-10-13 22:52:45,272 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_disable_interrupts_and_pullup [2019-10-13 22:52:45,272 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_stop_activity [2019-10-13 22:52:45,273 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_testmode_complete [2019-10-13 22:52:45,273 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_dummy_complete [2019-10-13 22:52:45,273 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond [2019-10-13 22:52:45,273 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond_u16 [2019-10-13 22:52:45,273 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond_empty [2019-10-13 22:52:45,273 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_address [2019-10-13 22:52:45,274 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_device_request [2019-10-13 22:52:45,274 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_interface_request [2019-10-13 22:52:45,274 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_endpoint_request [2019-10-13 22:52:45,275 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0out_requeue [2019-10-13 22:52:45,275 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_setup [2019-10-13 22:52:45,275 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_vbus_connected [2019-10-13 22:52:45,275 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_enable_vbus_detect [2019-10-13 22:52:45,276 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_vbus_disconnected [2019-10-13 22:52:45,276 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_usbreset [2019-10-13 22:52:45,276 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_handle_in_ep [2019-10-13 22:52:45,277 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_handle_out_ep [2019-10-13 22:52:45,277 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_handle_state_changes [2019-10-13 22:52:45,277 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_irq_handler [2019-10-13 22:52:45,278 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_irq [2019-10-13 22:52:45,278 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_enable [2019-10-13 22:52:45,278 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_disable [2019-10-13 22:52:45,279 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_request [2019-10-13 22:52:45,279 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue_ext [2019-10-13 22:52:45,279 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dequeue [2019-10-13 22:52:45,280 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_halt_wedge [2019-10-13 22:52:45,280 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_halt [2019-10-13 22:52:45,280 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_wedge [2019-10-13 22:52:45,280 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_fifo_status [2019-10-13 22:52:45,280 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_fifo_flush [2019-10-13 22:52:45,281 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_get_frame [2019-10-13 22:52:45,281 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_wakeup [2019-10-13 22:52:45,281 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_pullup [2019-10-13 22:52:45,281 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_start [2019-10-13 22:52:45,282 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_stop [2019-10-13 22:52:45,282 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_init [2019-10-13 22:52:45,283 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_init [2019-10-13 22:52:45,283 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_remove [2019-10-13 22:52:45,283 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_remove [2019-10-13 22:52:45,283 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_request_irq [2019-10-13 22:52:45,283 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_probe [2019-10-13 22:52:45,284 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_driver_init [2019-10-13 22:52:45,284 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_driver_exit [2019-10-13 22:52:45,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_probe_3 [2019-10-13 22:52:45,284 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_2 [2019-10-13 22:52:45,285 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2019-10-13 22:52:45,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_6 [2019-10-13 22:52:45,285 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2019-10-13 22:52:45,285 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-13 22:52:45,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_init_3 [2019-10-13 22:52:45,286 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-13 22:52:45,286 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2019-10-13 22:52:45,286 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-13 22:52:45,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-13 22:52:45,287 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-13 22:52:45,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_ep_ops_5 [2019-10-13 22:52:45,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_gadget_ops_4 [2019-10-13 22:52:45,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2019-10-13 22:52:45,288 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 22:52:45,288 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-13 22:52:45,290 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-13 22:52:45,290 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-13 22:52:45,290 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-13 22:52:45,290 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-13 22:52:45,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-10-13 22:52:45,291 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-13 22:52:45,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_devm_request_threaded_irq_23 [2019-10-13 22:52:45,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dma_pool_alloc_25 [2019-10-13 22:52:45,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_devm_request_threaded_irq_26 [2019-10-13 22:52:45,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___platform_driver_register_27 [2019-10-13 22:52:45,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_28 [2019-10-13 22:52:45,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 22:52:45,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-13 22:52:45,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-13 22:52:45,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-13 22:52:45,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-13 22:52:45,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-13 22:52:45,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 22:52:45,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-13 22:52:45,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-13 22:52:45,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-13 22:52:45,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-13 22:52:45,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-13 22:52:45,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-13 22:52:45,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2019-10-13 22:52:45,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __platform_driver_register [2019-10-13 22:52:45,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-13 22:52:45,307 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-13 22:52:45,307 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-13 22:52:45,307 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-13 22:52:45,307 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-13 22:52:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2019-10-13 22:52:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2019-10-13 22:52:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2019-10-13 22:52:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-13 22:52:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap_resource [2019-10-13 22:52:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kmalloc [2019-10-13 22:52:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2019-10-13 22:52:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-13 22:52:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-13 22:52:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2019-10-13 22:52:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2019-10-13 22:52:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2019-10-13 22:52:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32be [2019-10-13 22:52:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32be [2019-10-13 22:52:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 22:52:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 22:52:45,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-13 22:52:45,310 INFO L138 BoogieDeclarations]: Found implementation of procedure of_property_read_u32_index [2019-10-13 22:52:45,310 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2019-10-13 22:52:45,310 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2019-10-13 22:52:45,310 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2019-10-13 22:52:45,311 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2019-10-13 22:52:45,311 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2019-10-13 22:52:45,311 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2019-10-13 22:52:45,311 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2019-10-13 22:52:45,311 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2019-10-13 22:52:45,312 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2019-10-13 22:52:45,312 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_add_gadget_udc [2019-10-13 22:52:45,312 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_del_gadget_udc [2019-10-13 22:52:45,312 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_giveback_request [2019-10-13 22:52:45,313 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_map_request [2019-10-13 22:52:45,313 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_set_state [2019-10-13 22:52:45,313 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_unmap_request [2019-10-13 22:52:45,314 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_speed_string [2019-10-13 22:52:45,314 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_state_string [2019-10-13 22:52:45,314 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-10-13 22:52:45,314 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 22:52:45,315 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 22:52:45,315 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 22:52:45,315 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 22:52:45,315 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 22:52:45,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 22:52:45,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 22:52:45,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 22:52:45,316 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-13 22:52:45,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-13 22:52:45,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-13 22:52:45,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-13 22:52:45,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-13 22:52:45,317 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 22:52:45,318 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 22:52:45,318 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 22:52:45,318 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 22:52:45,320 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 22:52:45,320 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 22:52:45,320 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 22:52:45,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 22:52:45,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 22:52:45,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 22:52:45,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 22:52:45,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-13 22:52:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-13 22:52:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 22:52:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 22:52:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 22:52:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 22:52:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 22:52:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-13 22:52:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 22:52:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-13 22:52:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-13 22:52:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 22:52:45,324 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2019-10-13 22:52:45,324 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2019-10-13 22:52:45,324 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-10-13 22:52:45,324 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-10-13 22:52:45,324 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 22:52:45,325 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-13 22:52:45,325 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-13 22:52:45,325 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-13 22:52:45,325 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-13 22:52:45,325 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-13 22:52:45,326 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-13 22:52:45,326 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-13 22:52:45,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2019-10-13 22:52:45,326 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-13 22:52:45,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2019-10-13 22:52:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-13 22:52:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-10-13 22:52:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-13 22:52:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32be [2019-10-13 22:52:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32be [2019-10-13 22:52:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-13 22:52:45,328 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 22:52:45,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-10-13 22:52:45,328 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-13 22:52:45,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-13 22:52:45,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_probe_3 [2019-10-13 22:52:45,329 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_2 [2019-10-13 22:52:45,329 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2019-10-13 22:52:45,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_6 [2019-10-13 22:52:45,329 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2019-10-13 22:52:45,330 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-13 22:52:45,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_init_3 [2019-10-13 22:52:45,330 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-13 22:52:45,331 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2019-10-13 22:52:45,337 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-13 22:52:45,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-13 22:52:45,337 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-13 22:52:45,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_ep_ops_5 [2019-10-13 22:52:45,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_gadget_ops_4 [2019-10-13 22:52:45,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2019-10-13 22:52:45,338 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2019-10-13 22:52:45,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_devm_request_threaded_irq_23 [2019-10-13 22:52:45,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_devm_request_threaded_irq_26 [2019-10-13 22:52:45,338 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2019-10-13 22:52:45,339 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2019-10-13 22:52:45,340 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2019-10-13 22:52:45,340 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2019-10-13 22:52:45,340 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2019-10-13 22:52:45,340 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2019-10-13 22:52:45,340 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2019-10-13 22:52:45,341 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2019-10-13 22:52:45,341 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap_resource [2019-10-13 22:52:45,341 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-13 22:52:45,341 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-13 22:52:45,342 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-13 22:52:45,342 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-13 22:52:45,342 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-13 22:52:45,342 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-10-13 22:52:45,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 22:52:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2019-10-13 22:52:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_control [2019-10-13 22:52:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2019-10-13 22:52:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_isoc [2019-10-13 22:52:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2019-10-13 22:52:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure usb_speed_string [2019-10-13 22:52:45,344 INFO L130 BoogieDeclarations]: Found specification of procedure usb_state_string [2019-10-13 22:52:45,344 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_set_maxpacket_limit [2019-10-13 22:52:45,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 22:52:45,344 INFO L130 BoogieDeclarations]: Found specification of procedure usb_add_gadget_udc [2019-10-13 22:52:45,344 INFO L130 BoogieDeclarations]: Found specification of procedure usb_del_gadget_udc [2019-10-13 22:52:45,344 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_map_request [2019-10-13 22:52:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_unmap_request [2019-10-13 22:52:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_set_state [2019-10-13 22:52:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_giveback_request [2019-10-13 22:52:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-13 22:52:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-13 22:52:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2019-10-13 22:52:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2019-10-13 22:52:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dma_pool_alloc_25 [2019-10-13 22:52:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2019-10-13 22:52:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2019-10-13 22:52:45,347 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2019-10-13 22:52:45,347 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2019-10-13 22:52:45,347 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2019-10-13 22:52:45,347 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2019-10-13 22:52:45,347 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2019-10-13 22:52:45,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___platform_driver_register_27 [2019-10-13 22:52:45,348 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2019-10-13 22:52:45,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_28 [2019-10-13 22:52:45,348 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2019-10-13 22:52:45,348 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2019-10-13 22:52:45,348 INFO L130 BoogieDeclarations]: Found specification of procedure of_property_read_u32_index [2019-10-13 22:52:45,349 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0state_string [2019-10-13 22:52:45,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 22:52:45,349 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dbgprint_request [2019-10-13 22:52:45,349 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dbgprint_devreq [2019-10-13 22:52:45,349 INFO L130 BoogieDeclarations]: Found specification of procedure gr_seq_ep_show [2019-10-13 22:52:45,349 INFO L130 BoogieDeclarations]: Found specification of procedure gr_seq_show [2019-10-13 22:52:45,349 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dfs_open [2019-10-13 22:52:45,350 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dfs_create [2019-10-13 22:52:45,350 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dfs_delete [2019-10-13 22:52:45,350 INFO L130 BoogieDeclarations]: Found specification of procedure gr_alloc_dma_desc [2019-10-13 22:52:45,350 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_dma_desc [2019-10-13 22:52:45,350 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_dma_desc_chain [2019-10-13 22:52:45,350 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_setup [2019-10-13 22:52:45,350 INFO L130 BoogieDeclarations]: Found specification of procedure gr_finish_request [2019-10-13 22:52:45,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 22:52:45,351 INFO L130 BoogieDeclarations]: Found specification of procedure gr_alloc_request [2019-10-13 22:52:45,351 INFO L130 BoogieDeclarations]: Found specification of procedure gr_start_dma [2019-10-13 22:52:45,351 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dma_advance [2019-10-13 22:52:45,351 INFO L130 BoogieDeclarations]: Found specification of procedure gr_abort_dma [2019-10-13 22:52:45,351 INFO L130 BoogieDeclarations]: Found specification of procedure gr_add_dma_desc [2019-10-13 22:52:45,351 INFO L130 BoogieDeclarations]: Found specification of procedure gr_setup_out_desc_list [2019-10-13 22:52:45,351 INFO L130 BoogieDeclarations]: Found specification of procedure gr_setup_in_desc_list [2019-10-13 22:52:45,351 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue [2019-10-13 22:52:45,352 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue_int [2019-10-13 22:52:45,352 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_nuke [2019-10-13 22:52:45,352 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_reset [2019-10-13 22:52:45,352 INFO L130 BoogieDeclarations]: Found specification of procedure gr_control_stall [2019-10-13 22:52:45,352 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_halt_wedge [2019-10-13 22:52:45,352 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_ep0state [2019-10-13 22:52:45,352 INFO L130 BoogieDeclarations]: Found specification of procedure gr_disable_interrupts_and_pullup [2019-10-13 22:52:45,352 INFO L130 BoogieDeclarations]: Found specification of procedure gr_stop_activity [2019-10-13 22:52:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_testmode_complete [2019-10-13 22:52:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_dummy_complete [2019-10-13 22:52:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond [2019-10-13 22:52:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond_u16 [2019-10-13 22:52:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond_empty [2019-10-13 22:52:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_address [2019-10-13 22:52:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure gr_device_request [2019-10-13 22:52:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure gr_interface_request [2019-10-13 22:52:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure gr_endpoint_request [2019-10-13 22:52:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0out_requeue [2019-10-13 22:52:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-13 22:52:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure gr_vbus_connected [2019-10-13 22:52:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure gr_enable_vbus_detect [2019-10-13 22:52:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure gr_vbus_disconnected [2019-10-13 22:52:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-13 22:52:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_usbreset [2019-10-13 22:52:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure gr_handle_in_ep [2019-10-13 22:52:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure gr_handle_out_ep [2019-10-13 22:52:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure gr_handle_state_changes [2019-10-13 22:52:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure gr_irq_handler [2019-10-13 22:52:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure gr_irq [2019-10-13 22:52:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_enable [2019-10-13 22:52:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_disable [2019-10-13 22:52:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_request [2019-10-13 22:52:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue_ext [2019-10-13 22:52:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dequeue [2019-10-13 22:52:45,356 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_halt_wedge [2019-10-13 22:52:45,356 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_halt [2019-10-13 22:52:45,356 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_wedge [2019-10-13 22:52:45,356 INFO L130 BoogieDeclarations]: Found specification of procedure gr_fifo_status [2019-10-13 22:52:45,356 INFO L130 BoogieDeclarations]: Found specification of procedure gr_fifo_flush [2019-10-13 22:52:45,357 INFO L130 BoogieDeclarations]: Found specification of procedure gr_get_frame [2019-10-13 22:52:45,357 INFO L130 BoogieDeclarations]: Found specification of procedure gr_wakeup [2019-10-13 22:52:45,357 INFO L130 BoogieDeclarations]: Found specification of procedure gr_pullup [2019-10-13 22:52:45,357 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_start [2019-10-13 22:52:45,358 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_stop [2019-10-13 22:52:45,358 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_init [2019-10-13 22:52:45,358 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_init [2019-10-13 22:52:45,358 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_remove [2019-10-13 22:52:45,358 INFO L130 BoogieDeclarations]: Found specification of procedure gr_remove [2019-10-13 22:52:45,359 INFO L130 BoogieDeclarations]: Found specification of procedure gr_request_irq [2019-10-13 22:52:45,359 INFO L130 BoogieDeclarations]: Found specification of procedure gr_probe [2019-10-13 22:52:45,359 INFO L130 BoogieDeclarations]: Found specification of procedure gr_driver_init [2019-10-13 22:52:45,359 INFO L130 BoogieDeclarations]: Found specification of procedure gr_driver_exit [2019-10-13 22:52:45,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 22:52:45,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 22:52:45,362 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-13 22:52:45,362 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 22:52:45,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 22:52:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-13 22:52:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-13 22:52:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-13 22:52:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 22:52:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-13 22:52:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-13 22:52:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 22:52:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-13 22:52:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-13 22:52:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 22:52:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 22:52:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 22:52:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 22:52:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 22:52:45,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 22:52:45,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 22:52:45,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 22:52:45,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 22:52:47,102 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 22:53:16,686 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 22:53:16,686 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 22:53:16,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:53:16 BoogieIcfgContainer [2019-10-13 22:53:16,688 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 22:53:16,689 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 22:53:16,689 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 22:53:16,691 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 22:53:16,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 10:52:41" (1/3) ... [2019-10-13 22:53:16,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ab49c61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:53:16, skipping insertion in model container [2019-10-13 22:53:16,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:52:44" (2/3) ... [2019-10-13 22:53:16,693 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ab49c61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:53:16, skipping insertion in model container [2019-10-13 22:53:16,693 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:53:16" (3/3) ... [2019-10-13 22:53:16,694 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2019-10-13 22:53:16,703 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 22:53:16,713 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 22:53:16,722 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 22:53:16,754 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 22:53:16,755 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 22:53:16,755 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 22:53:16,755 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 22:53:16,755 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 22:53:16,755 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 22:53:16,755 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 22:53:16,756 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 22:53:16,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states. [2019-10-13 22:53:16,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-10-13 22:53:16,821 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:53:16,824 INFO L380 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 22:53:16,826 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:53:16,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:53:16,831 INFO L82 PathProgramCache]: Analyzing trace with hash 1296687445, now seen corresponding path program 1 times [2019-10-13 22:53:16,839 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:53:16,840 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413338409] [2019-10-13 22:53:16,840 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:53:16,840 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:53:16,840 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:53:17,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:53:18,068 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2019-10-13 22:53:18,068 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413338409] [2019-10-13 22:53:18,070 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:53:18,070 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 22:53:18,070 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276819038] [2019-10-13 22:53:18,076 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 22:53:18,076 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:53:18,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 22:53:18,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:53:18,094 INFO L87 Difference]: Start difference. First operand 1541 states. Second operand 3 states.