java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 23:07:38,557 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 23:07:38,559 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 23:07:38,572 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 23:07:38,573 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 23:07:38,574 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 23:07:38,575 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 23:07:38,577 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 23:07:38,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 23:07:38,580 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 23:07:38,581 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 23:07:38,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 23:07:38,582 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 23:07:38,583 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 23:07:38,584 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 23:07:38,585 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 23:07:38,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 23:07:38,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 23:07:38,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 23:07:38,591 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 23:07:38,592 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 23:07:38,593 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 23:07:38,594 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 23:07:38,595 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 23:07:38,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 23:07:38,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 23:07:38,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 23:07:38,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 23:07:38,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 23:07:38,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 23:07:38,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 23:07:38,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 23:07:38,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 23:07:38,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 23:07:38,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 23:07:38,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 23:07:38,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 23:07:38,605 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 23:07:38,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 23:07:38,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 23:07:38,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 23:07:38,608 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 [2019-09-06 23:07:38,624 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 23:07:38,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 23:07:38,625 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 23:07:38,625 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 23:07:38,626 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 23:07:38,626 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 23:07:38,626 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 23:07:38,626 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 23:07:38,626 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 23:07:38,627 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 23:07:38,627 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 23:07:38,627 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 23:07:38,627 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 23:07:38,628 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 23:07:38,628 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 23:07:38,628 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 23:07:38,628 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 23:07:38,628 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 23:07:38,629 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 23:07:38,629 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 23:07:38,629 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 23:07:38,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 23:07:38,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 23:07:38,630 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 23:07:38,630 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 23:07:38,630 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 23:07:38,630 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 23:07:38,630 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 23:07:38,631 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 23:07:38,661 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 23:07:38,681 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 23:07:38,685 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 23:07:38,689 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 23:07:38,689 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 23:07:38,690 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-09-06 23:07:38,774 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b4555a52/09bb19a9f6c14ec880f7cdb594b2ef4f/FLAGe61e7dc29 [2019-09-06 23:07:39,642 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 23:07:39,643 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-09-06 23:07:39,699 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b4555a52/09bb19a9f6c14ec880f7cdb594b2ef4f/FLAGe61e7dc29 [2019-09-06 23:07:40,095 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b4555a52/09bb19a9f6c14ec880f7cdb594b2ef4f [2019-09-06 23:07:40,112 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 23:07:40,113 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 23:07:40,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 23:07:40,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 23:07:40,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 23:07:40,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:07:40" (1/1) ... [2019-09-06 23:07:40,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d880b7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:07:40, skipping insertion in model container [2019-09-06 23:07:40,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:07:40" (1/1) ... [2019-09-06 23:07:40,130 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 23:07:40,272 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 23:07:42,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 23:07:42,188 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 23:07:42,458 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 23:07:42,847 INFO L192 MainTranslator]: Completed translation [2019-09-06 23:07:42,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:07:42 WrapperNode [2019-09-06 23:07:42,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 23:07:42,848 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 23:07:42,849 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 23:07:42,849 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 23:07:42,863 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:07:42" (1/1) ... [2019-09-06 23:07:42,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:07:42" (1/1) ... [2019-09-06 23:07:42,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:07:42" (1/1) ... [2019-09-06 23:07:42,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:07:42" (1/1) ... [2019-09-06 23:07:43,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:07:42" (1/1) ... [2019-09-06 23:07:43,089 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:07:42" (1/1) ... [2019-09-06 23:07:43,114 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:07:42" (1/1) ... [2019-09-06 23:07:43,142 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 23:07:43,142 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 23:07:43,143 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 23:07:43,143 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 23:07:43,144 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:07:42" (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 [2019-09-06 23:07:43,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 23:07:43,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 23:07:43,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-09-06 23:07:43,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-06 23:07:43,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-06 23:07:43,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~gfp_t~0~TO~$Pointer$ [2019-09-06 23:07:43,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-09-06 23:07:43,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2019-09-06 23:07:43,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-09-06 23:07:43,212 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-09-06 23:07:43,213 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-09-06 23:07:43,213 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-09-06 23:07:43,213 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-06 23:07:43,213 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-09-06 23:07:43,213 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-09-06 23:07:43,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del [2019-09-06 23:07:43,214 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2019-09-06 23:07:43,214 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-09-06 23:07:43,214 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-06 23:07:43,215 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-06 23:07:43,215 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-06 23:07:43,215 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-06 23:07:43,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-06 23:07:43,215 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-06 23:07:43,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-06 23:07:43,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-06 23:07:43,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-06 23:07:43,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-06 23:07:43,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-06 23:07:43,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-06 23:07:43,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-06 23:07:43,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-06 23:07:43,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-06 23:07:43,217 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-09-06 23:07:43,217 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-09-06 23:07:43,217 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-09-06 23:07:43,217 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-09-06 23:07:43,218 INFO L138 BoogieDeclarations]: Found implementation of procedure init_utsname [2019-09-06 23:07:43,218 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2019-09-06 23:07:43,218 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2019-09-06 23:07:43,218 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_enable [2019-09-06 23:07:43,218 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_disable [2019-09-06 23:07:43,218 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_alloc_request [2019-09-06 23:07:43,219 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_free_request [2019-09-06 23:07:43,219 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_queue [2019-09-06 23:07:43,219 INFO L138 BoogieDeclarations]: Found implementation of procedure set_gadget_data [2019-09-06 23:07:43,219 INFO L138 BoogieDeclarations]: Found implementation of procedure get_gadget_data [2019-09-06 23:07:43,219 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_set_selfpowered [2019-09-06 23:07:43,219 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_vbus_draw [2019-09-06 23:07:43,220 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_controller_number [2019-09-06 23:07:43,220 INFO L138 BoogieDeclarations]: Found implementation of procedure utf8_to_utf16le [2019-09-06 23:07:43,220 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_get_string [2019-09-06 23:07:43,220 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_descriptor_fillbuf [2019-09-06 23:07:43,220 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_config_buf [2019-09-06 23:07:43,220 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_copy_descriptors [2019-09-06 23:07:43,220 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_find_endpoint [2019-09-06 23:07:43,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_matches [2019-09-06 23:07:43,221 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_autoconfig [2019-09-06 23:07:43,221 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_autoconfig_reset [2019-09-06 23:07:43,221 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_alloc [2019-09-06 23:07:43,221 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_free [2019-09-06 23:07:43,221 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_complete [2019-09-06 23:07:43,222 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_complete [2019-09-06 23:07:43,222 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_open [2019-09-06 23:07:43,222 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_close [2019-09-06 23:07:43,222 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rx_reqs [2019-09-06 23:07:43,222 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_read [2019-09-06 23:07:43,222 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_write [2019-09-06 23:07:43,222 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_fsync [2019-09-06 23:07:43,223 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_poll [2019-09-06 23:07:43,223 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_ioctl [2019-09-06 23:07:43,223 INFO L138 BoogieDeclarations]: Found implementation of procedure set_printer_interface [2019-09-06 23:07:43,223 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_reset_interface [2019-09-06 23:07:43,223 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_set_config [2019-09-06 23:07:43,223 INFO L138 BoogieDeclarations]: Found implementation of procedure config_buf [2019-09-06 23:07:43,224 INFO L138 BoogieDeclarations]: Found implementation of procedure set_interface [2019-09-06 23:07:43,224 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup_complete [2019-09-06 23:07:43,224 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_soft_reset [2019-09-06 23:07:43,224 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup [2019-09-06 23:07:43,224 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_disconnect [2019-09-06 23:07:43,224 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_unbind [2019-09-06 23:07:43,225 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_bind [2019-09-06 23:07:43,225 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-06 23:07:43,225 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-06 23:07:43,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_gadget_driver_1 [2019-09-06 23:07:43,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2019-09-06 23:07:43,225 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 23:07:43,226 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-06 23:07:43,226 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-06 23:07:43,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_del_7 [2019-09-06 23:07:43,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_init_8 [2019-09-06 23:07:43,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_chrdev_region_9 [2019-09-06 23:07:43,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_class_destroy_10 [2019-09-06 23:07:43,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_gadget_register_driver_11 [2019-09-06 23:07:43,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_class_destroy_12 [2019-09-06 23:07:43,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_region_13 [2019-09-06 23:07:43,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_class_destroy_14 [2019-09-06 23:07:43,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_region_15 [2019-09-06 23:07:43,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_gadget_unregister_driver_16 [2019-09-06 23:07:43,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-06 23:07:43,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-09-06 23:07:43,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-06 23:07:43,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-06 23:07:43,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-06 23:07:43,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-06 23:07:43,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_create_class [2019-09-06 23:07:43,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_class [2019-09-06 23:07:43,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_class [2019-09-06 23:07:43,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev [2019-09-06 23:07:43,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_region [2019-09-06 23:07:43,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_region [2019-09-06 23:07:43,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_usb_gadget [2019-09-06 23:07:43,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_usb_gadget [2019-09-06 23:07:43,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-06 23:07:43,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-09-06 23:07:43,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-06 23:07:43,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-06 23:07:43,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-06 23:07:43,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-09-06 23:07:43,230 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-09-06 23:07:43,231 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-09-06 23:07:43,231 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-06 23:07:43,231 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-09-06 23:07:43,231 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-06 23:07:43,231 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-06 23:07:43,231 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_chrdev_region [2019-09-06 23:07:43,232 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2019-09-06 23:07:43,232 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2019-09-06 23:07:43,232 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_init [2019-09-06 23:07:43,232 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2019-09-06 23:07:43,232 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-06 23:07:43,232 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-06 23:07:43,232 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-06 23:07:43,233 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-09-06 23:07:43,233 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2019-09-06 23:07:43,233 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2019-09-06 23:07:43,233 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-09-06 23:07:43,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-06 23:07:43,233 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-09-06 23:07:43,234 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-09-06 23:07:43,234 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-09-06 23:07:43,234 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-06 23:07:43,234 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2019-09-06 23:07:43,234 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-06 23:07:43,234 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-09-06 23:07:43,234 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2019-09-06 23:07:43,235 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-06 23:07:43,235 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2019-09-06 23:07:43,235 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_register_driver [2019-09-06 23:07:43,235 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_unregister_driver [2019-09-06 23:07:43,235 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-09-06 23:07:43,235 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-06 23:07:43,235 INFO L138 BoogieDeclarations]: Found implementation of procedure autoremove_wake_function [2019-09-06 23:07:43,236 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-06 23:07:43,236 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-06 23:07:43,236 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-06 23:07:43,236 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-06 23:07:43,236 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-06 23:07:43,237 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 23:07:43,237 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_prefetch [2019-09-06 23:07:43,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-06 23:07:43,237 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-09-06 23:07:43,237 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-09-06 23:07:43,237 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-06 23:07:43,237 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-09-06 23:07:43,238 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2019-09-06 23:07:43,238 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-06 23:07:43,238 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-06 23:07:43,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-06 23:07:43,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-06 23:07:43,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_create_class [2019-09-06 23:07:43,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_class [2019-09-06 23:07:43,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_region [2019-09-06 23:07:43,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_region [2019-09-06 23:07:43,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_usb_gadget [2019-09-06 23:07:43,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_usb_gadget [2019-09-06 23:07:43,239 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-06 23:07:43,239 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-09-06 23:07:43,239 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-06 23:07:43,240 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-06 23:07:43,240 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-06 23:07:43,240 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-06 23:07:43,240 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2019-09-06 23:07:43,240 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-06 23:07:43,240 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-06 23:07:43,240 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-09-06 23:07:43,241 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-06 23:07:43,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-06 23:07:43,241 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-06 23:07:43,241 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-09-06 23:07:43,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-06 23:07:43,241 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-09-06 23:07:43,241 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del [2019-09-06 23:07:43,242 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-09-06 23:07:43,242 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2019-09-06 23:07:43,242 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-09-06 23:07:43,242 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-06 23:07:43,242 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-06 23:07:43,242 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-09-06 23:07:43,242 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-06 23:07:43,243 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-06 23:07:43,243 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-06 23:07:43,243 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-06 23:07:43,243 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-06 23:07:43,243 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-06 23:07:43,243 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-09-06 23:07:43,243 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-09-06 23:07:43,244 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2019-09-06 23:07:43,244 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-09-06 23:07:43,244 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2019-09-06 23:07:43,244 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-06 23:07:43,244 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-09-06 23:07:43,244 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-06 23:07:43,245 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-06 23:07:43,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-06 23:07:43,245 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-06 23:07:43,245 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-06 23:07:43,245 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-06 23:07:43,245 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-06 23:07:43,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 23:07:43,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-06 23:07:43,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-06 23:07:43,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 23:07:43,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-06 23:07:43,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-06 23:07:43,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-06 23:07:43,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-06 23:07:43,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-06 23:07:43,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-06 23:07:43,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-06 23:07:43,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-06 23:07:43,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-06 23:07:43,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-06 23:07:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_gadget_driver_1 [2019-09-06 23:07:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2019-09-06 23:07:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-09-06 23:07:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-09-06 23:07:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-09-06 23:07:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-09-06 23:07:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-09-06 23:07:43,249 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-09-06 23:07:43,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 23:07:43,249 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-09-06 23:07:43,249 INFO L130 BoogieDeclarations]: Found specification of procedure init_utsname [2019-09-06 23:07:43,249 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2019-09-06 23:07:43,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_class_destroy_10 [2019-09-06 23:07:43,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_class_destroy_12 [2019-09-06 23:07:43,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_class_destroy_14 [2019-09-06 23:07:43,250 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-06 23:07:43,250 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-06 23:07:43,250 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2019-09-06 23:07:43,250 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2019-09-06 23:07:43,250 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-06 23:07:43,250 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-09-06 23:07:43,251 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_chrdev_region [2019-09-06 23:07:43,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_chrdev_region_9 [2019-09-06 23:07:43,251 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2019-09-06 23:07:43,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_region_13 [2019-09-06 23:07:43,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_region_15 [2019-09-06 23:07:43,251 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2019-09-06 23:07:43,251 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-09-06 23:07:43,251 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_init [2019-09-06 23:07:43,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_init_8 [2019-09-06 23:07:43,252 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2019-09-06 23:07:43,252 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2019-09-06 23:07:43,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_del_7 [2019-09-06 23:07:43,252 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2019-09-06 23:07:43,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 23:07:43,253 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_enable [2019-09-06 23:07:43,253 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-06 23:07:43,253 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_disable [2019-09-06 23:07:43,253 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-06 23:07:43,253 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_alloc_request [2019-09-06 23:07:43,253 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~gfp_t~0~TO~$Pointer$ [2019-09-06 23:07:43,253 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_free_request [2019-09-06 23:07:43,254 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-09-06 23:07:43,254 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_queue [2019-09-06 23:07:43,254 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2019-09-06 23:07:43,254 INFO L130 BoogieDeclarations]: Found specification of procedure set_gadget_data [2019-09-06 23:07:43,254 INFO L130 BoogieDeclarations]: Found specification of procedure get_gadget_data [2019-09-06 23:07:43,254 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_set_selfpowered [2019-09-06 23:07:43,254 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-09-06 23:07:43,255 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_vbus_draw [2019-09-06 23:07:43,255 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_register_driver [2019-09-06 23:07:43,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_gadget_register_driver_11 [2019-09-06 23:07:43,255 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_unregister_driver [2019-09-06 23:07:43,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_gadget_unregister_driver_16 [2019-09-06 23:07:43,255 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_get_string [2019-09-06 23:07:43,256 INFO L130 BoogieDeclarations]: Found specification of procedure usb_descriptor_fillbuf [2019-09-06 23:07:43,256 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_config_buf [2019-09-06 23:07:43,256 INFO L130 BoogieDeclarations]: Found specification of procedure usb_copy_descriptors [2019-09-06 23:07:43,256 INFO L130 BoogieDeclarations]: Found specification of procedure usb_find_endpoint [2019-09-06 23:07:43,256 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_autoconfig [2019-09-06 23:07:43,256 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_autoconfig_reset [2019-09-06 23:07:43,256 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_controller_number [2019-09-06 23:07:43,256 INFO L130 BoogieDeclarations]: Found specification of procedure utf8_to_utf16le [2019-09-06 23:07:43,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 23:07:43,257 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-06 23:07:43,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-06 23:07:43,257 INFO L130 BoogieDeclarations]: Found specification of procedure ep_matches [2019-09-06 23:07:43,257 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_alloc [2019-09-06 23:07:43,257 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_free [2019-09-06 23:07:43,258 INFO L130 BoogieDeclarations]: Found specification of procedure rx_complete [2019-09-06 23:07:43,258 INFO L130 BoogieDeclarations]: Found specification of procedure tx_complete [2019-09-06 23:07:43,258 INFO L130 BoogieDeclarations]: Found specification of procedure printer_open [2019-09-06 23:07:43,258 INFO L130 BoogieDeclarations]: Found specification of procedure printer_close [2019-09-06 23:07:43,258 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rx_reqs [2019-09-06 23:07:43,258 INFO L130 BoogieDeclarations]: Found specification of procedure printer_read [2019-09-06 23:07:43,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 23:07:43,259 INFO L130 BoogieDeclarations]: Found specification of procedure printer_write [2019-09-06 23:07:43,259 INFO L130 BoogieDeclarations]: Found specification of procedure printer_fsync [2019-09-06 23:07:43,259 INFO L130 BoogieDeclarations]: Found specification of procedure printer_poll [2019-09-06 23:07:43,259 INFO L130 BoogieDeclarations]: Found specification of procedure printer_ioctl [2019-09-06 23:07:43,259 INFO L130 BoogieDeclarations]: Found specification of procedure set_printer_interface [2019-09-06 23:07:43,259 INFO L130 BoogieDeclarations]: Found specification of procedure printer_reset_interface [2019-09-06 23:07:43,259 INFO L130 BoogieDeclarations]: Found specification of procedure printer_set_config [2019-09-06 23:07:43,260 INFO L130 BoogieDeclarations]: Found specification of procedure config_buf [2019-09-06 23:07:43,260 INFO L130 BoogieDeclarations]: Found specification of procedure set_interface [2019-09-06 23:07:43,260 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup_complete [2019-09-06 23:07:43,260 INFO L130 BoogieDeclarations]: Found specification of procedure printer_soft_reset [2019-09-06 23:07:43,260 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup [2019-09-06 23:07:43,260 INFO L130 BoogieDeclarations]: Found specification of procedure printer_disconnect [2019-09-06 23:07:43,260 INFO L130 BoogieDeclarations]: Found specification of procedure printer_unbind [2019-09-06 23:07:43,260 INFO L130 BoogieDeclarations]: Found specification of procedure printer_bind [2019-09-06 23:07:43,261 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 23:07:43,261 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-06 23:07:43,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-06 23:07:43,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-06 23:07:43,261 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 23:07:43,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-06 23:07:43,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-09-06 23:07:43,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-06 23:07:43,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-06 23:07:43,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_class [2019-09-06 23:07:43,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev [2019-09-06 23:07:43,262 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-06 23:07:43,262 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-06 23:07:43,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 23:07:43,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-06 23:07:43,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-06 23:07:43,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-06 23:07:43,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-06 23:07:43,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 23:07:43,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-06 23:07:43,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-06 23:07:44,487 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-06 23:08:30,695 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 23:08:30,695 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 23:08:30,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:08:30 BoogieIcfgContainer [2019-09-06 23:08:30,698 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 23:08:30,698 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 23:08:30,698 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 23:08:30,699 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 23:08:30,700 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:08:30" (1/1) ... [2019-09-06 23:08:30,700 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 23:08:30,733 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 23:08:30,736 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 23:08:30,756 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception: java.lang.IllegalArgumentException: Recursive programs are not supported. at de.uni_freiburg.informatik.ultimate.lib.sifa.CallGraph.topsortRelevant(CallGraph.java:132) at de.uni_freiburg.informatik.ultimate.lib.sifa.CallGraph.(CallGraph.java:97) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.(IcfgInterpreter.java:93) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaBuilder.construct(SifaBuilder.java:88) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.processIcfg(SifaObserver.java:80) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.process(SifaObserver.java:72) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-09-06 23:08:30,763 INFO L168 Benchmark]: Toolchain (without parser) took 50648.51 ms. Allocated memory was 135.3 MB in the beginning and 1.0 GB in the end (delta: 913.3 MB). Free memory was 83.1 MB in the beginning and 304.4 MB in the end (delta: -221.3 MB). Peak memory consumption was 692.0 MB. Max. memory is 7.1 GB. [2019-09-06 23:08:30,764 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 135.3 MB. Free memory was 109.4 MB in the beginning and 109.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-06 23:08:30,768 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2733.38 ms. Allocated memory was 135.3 MB in the beginning and 253.8 MB in the end (delta: 118.5 MB). Free memory was 82.6 MB in the beginning and 204.8 MB in the end (delta: -122.2 MB). Peak memory consumption was 110.5 MB. Max. memory is 7.1 GB. [2019-09-06 23:08:30,770 INFO L168 Benchmark]: Boogie Preprocessor took 293.43 ms. Allocated memory is still 253.8 MB. Free memory was 204.8 MB in the beginning and 179.3 MB in the end (delta: 25.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2019-09-06 23:08:30,775 INFO L168 Benchmark]: RCFGBuilder took 47555.48 ms. Allocated memory was 253.8 MB in the beginning and 1.0 GB in the end (delta: 794.8 MB). Free memory was 179.3 MB in the beginning and 304.4 MB in the end (delta: -125.1 MB). Peak memory consumption was 949.9 MB. Max. memory is 7.1 GB. [2019-09-06 23:08:30,776 INFO L168 Benchmark]: Sifa took 61.75 ms. Allocated memory is still 1.0 GB. Free memory was 304.4 MB in the beginning and 304.4 MB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 7.1 GB. [2019-09-06 23:08:30,788 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 135.3 MB. Free memory was 109.4 MB in the beginning and 109.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2733.38 ms. Allocated memory was 135.3 MB in the beginning and 253.8 MB in the end (delta: 118.5 MB). Free memory was 82.6 MB in the beginning and 204.8 MB in the end (delta: -122.2 MB). Peak memory consumption was 110.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 293.43 ms. Allocated memory is still 253.8 MB. Free memory was 204.8 MB in the beginning and 179.3 MB in the end (delta: 25.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 47555.48 ms. Allocated memory was 253.8 MB in the beginning and 1.0 GB in the end (delta: 794.8 MB). Free memory was 179.3 MB in the beginning and 304.4 MB in the end (delta: -125.1 MB). Peak memory consumption was 949.9 MB. Max. memory is 7.1 GB. * Sifa took 61.75 ms. Allocated memory is still 1.0 GB. Free memory was 304.4 MB in the beginning and 304.4 MB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: IllegalArgumentException: Recursive programs are not supported. de.uni_freiburg.informatik.ultimate.plugins.sifa: IllegalArgumentException: Recursive programs are not supported.: de.uni_freiburg.informatik.ultimate.lib.sifa.CallGraph.topsortRelevant(CallGraph.java:132) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...