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 -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--misc--usbtest.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 18:34:24,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 18:34:24,533 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 18:34:24,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 18:34:24,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 18:34:24,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 18:34:24,549 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 18:34:24,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 18:34:24,552 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 18:34:24,553 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 18:34:24,554 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 18:34:24,555 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 18:34:24,556 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 18:34:24,556 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 18:34:24,557 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 18:34:24,559 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 18:34:24,559 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 18:34:24,560 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 18:34:24,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 18:34:24,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 18:34:24,566 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 18:34:24,567 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 18:34:24,568 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 18:34:24,569 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 18:34:24,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 18:34:24,572 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 18:34:24,572 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 18:34:24,573 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 18:34:24,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 18:34:24,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 18:34:24,575 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 18:34:24,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 18:34:24,577 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 18:34:24,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 18:34:24,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 18:34:24,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 18:34:24,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 18:34:24,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 18:34:24,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 18:34:24,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 18:34:24,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 18:34:24,583 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 18:34:24,597 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 18:34:24,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 18:34:24,599 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 18:34:24,599 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 18:34:24,599 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 18:34:24,599 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 18:34:24,600 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 18:34:24,600 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 18:34:24,600 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 18:34:24,600 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 18:34:24,600 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 18:34:24,600 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 18:34:24,601 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 18:34:24,601 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 18:34:24,601 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 18:34:24,601 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 18:34:24,601 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 18:34:24,602 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 18:34:24,602 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 18:34:24,602 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 18:34:24,602 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 18:34:24,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 18:34:24,603 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 18:34:24,603 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 18:34:24,603 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 18:34:24,603 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 18:34:24,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 18:34:24,604 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 18:34:24,604 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 18:34:24,890 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 18:34:24,908 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 18:34:24,911 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 18:34:24,913 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 18:34:24,913 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 18:34:24,914 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--misc--usbtest.ko-entry_point.cil.out.i [2019-10-13 18:34:24,977 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e56cdb28/32ccb95638d1460ab468c3835c49603b/FLAGc354ea2ff [2019-10-13 18:34:25,765 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 18:34:25,766 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--misc--usbtest.ko-entry_point.cil.out.i [2019-10-13 18:34:25,821 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e56cdb28/32ccb95638d1460ab468c3835c49603b/FLAGc354ea2ff [2019-10-13 18:34:26,309 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e56cdb28/32ccb95638d1460ab468c3835c49603b [2019-10-13 18:34:26,319 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 18:34:26,320 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 18:34:26,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 18:34:26,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 18:34:26,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 18:34:26,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:34:26" (1/1) ... [2019-10-13 18:34:26,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44b95fed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:26, skipping insertion in model container [2019-10-13 18:34:26,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:34:26" (1/1) ... [2019-10-13 18:34:26,338 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 18:34:26,456 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 18:34:27,045 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3517] [2019-10-13 18:34:27,049 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3518-3519] [2019-10-13 18:34:28,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 18:34:28,346 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 18:34:28,488 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3517] [2019-10-13 18:34:28,490 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3518-3519] [2019-10-13 18:34:28,780 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 18:34:29,035 INFO L192 MainTranslator]: Completed translation [2019-10-13 18:34:29,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:29 WrapperNode [2019-10-13 18:34:29,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 18:34:29,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 18:34:29,036 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 18:34:29,037 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 18:34:29,051 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:29" (1/1) ... [2019-10-13 18:34:29,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:29" (1/1) ... [2019-10-13 18:34:29,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:29" (1/1) ... [2019-10-13 18:34:29,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:29" (1/1) ... [2019-10-13 18:34:29,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:29" (1/1) ... [2019-10-13 18:34:29,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:29" (1/1) ... [2019-10-13 18:34:29,289 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:29" (1/1) ... [2019-10-13 18:34:29,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 18:34:29,324 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 18:34:29,324 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 18:34:29,324 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 18:34:29,325 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:29" (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 18:34:29,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 18:34:29,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 18:34:29,397 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-10-13 18:34:29,397 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-10-13 18:34:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2019-10-13 18:34:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-10-13 18:34:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-13 18:34:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_1 [2019-10-13 18:34:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_4 [2019-10-13 18:34:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_5 [2019-10-13 18:34:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_7 [2019-10-13 18:34:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-10-13 18:34:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-13 18:34:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2019-10-13 18:34:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2019-10-13 18:34:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kcalloc_14 [2019-10-13 18:34:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 18:34:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 18:34:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 18:34:29,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 18:34:29,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 18:34:29,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 18:34:29,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 18:34:29,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 18:34:29,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-13 18:34:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2019-10-13 18:34:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_assign_page [2019-10-13 18:34:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2019-10-13 18:34:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2019-10-13 18:34:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_buf [2019-10-13 18:34:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_virt [2019-10-13 18:34:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_type [2019-10-13 18:34:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-10-13 18:34:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2019-10-13 18:34:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-13 18:34:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-13 18:34:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-10-13 18:34:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-10-13 18:34:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-10-13 18:34:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-10-13 18:34:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-10-13 18:34:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure testdev_to_usbdev [2019-10-13 18:34:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure get_endpoints [2019-10-13 18:34:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_callback [2019-10-13 18:34:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_alloc_urb [2019-10-13 18:34:29,405 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_alloc_urb [2019-10-13 18:34:29,405 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_fill_buf [2019-10-13 18:34:29,405 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_offset [2019-10-13 18:34:29,405 INFO L138 BoogieDeclarations]: Found implementation of procedure check_guard_bytes [2019-10-13 18:34:29,405 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_check_buf [2019-10-13 18:34:29,405 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_free_urb [2019-10-13 18:34:29,406 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_io [2019-10-13 18:34:29,406 INFO L138 BoogieDeclarations]: Found implementation of procedure free_sglist [2019-10-13 18:34:29,406 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_sglist [2019-10-13 18:34:29,406 INFO L138 BoogieDeclarations]: Found implementation of procedure perform_sglist [2019-10-13 18:34:29,406 INFO L138 BoogieDeclarations]: Found implementation of procedure get_altsetting [2019-10-13 18:34:29,406 INFO L138 BoogieDeclarations]: Found implementation of procedure set_altsetting [2019-10-13 18:34:29,406 INFO L138 BoogieDeclarations]: Found implementation of procedure is_good_config [2019-10-13 18:34:29,406 INFO L138 BoogieDeclarations]: Found implementation of procedure is_good_ext [2019-10-13 18:34:29,407 INFO L138 BoogieDeclarations]: Found implementation of procedure is_good_ss_cap [2019-10-13 18:34:29,407 INFO L138 BoogieDeclarations]: Found implementation of procedure is_good_con_id [2019-10-13 18:34:29,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ch9_postconfig [2019-10-13 18:34:29,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ctrl_complete [2019-10-13 18:34:29,407 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ctrl_queue [2019-10-13 18:34:29,408 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink1_callback [2019-10-13 18:34:29,408 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink1 [2019-10-13 18:34:29,408 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_simple [2019-10-13 18:34:29,408 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_queued_callback [2019-10-13 18:34:29,408 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_queued [2019-10-13 18:34:29,408 INFO L138 BoogieDeclarations]: Found implementation of procedure verify_not_halted [2019-10-13 18:34:29,408 INFO L138 BoogieDeclarations]: Found implementation of procedure verify_halted [2019-10-13 18:34:29,409 INFO L138 BoogieDeclarations]: Found implementation of procedure test_halt [2019-10-13 18:34:29,409 INFO L138 BoogieDeclarations]: Found implementation of procedure halt_simple [2019-10-13 18:34:29,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ctrl_out [2019-10-13 18:34:29,409 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_callback [2019-10-13 18:34:29,409 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_alloc_urb [2019-10-13 18:34:29,409 INFO L138 BoogieDeclarations]: Found implementation of procedure test_iso_queue [2019-10-13 18:34:29,410 INFO L138 BoogieDeclarations]: Found implementation of procedure test_unaligned_bulk [2019-10-13 18:34:29,411 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_ioctl [2019-10-13 18:34:29,411 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_probe [2019-10-13 18:34:29,412 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_suspend [2019-10-13 18:34:29,412 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_resume [2019-10-13 18:34:29,413 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_disconnect [2019-10-13 18:34:29,413 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_init [2019-10-13 18:34:29,413 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_exit [2019-10-13 18:34:29,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2019-10-13 18:34:29,415 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 18:34:29,415 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-13 18:34:29,415 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-13 18:34:29,415 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-13 18:34:29,415 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-13 18:34:29,415 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-13 18:34:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2019-10-13 18:34:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-10-13 18:34:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-13 18:34:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_19 [2019-10-13 18:34:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_coherent_20 [2019-10-13 18:34:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_21 [2019-10-13 18:34:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_22 [2019-10-13 18:34:29,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_23 [2019-10-13 18:34:29,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_24 [2019-10-13 18:34:29,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_25 [2019-10-13 18:34:29,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_coherent_26 [2019-10-13 18:34:29,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_27 [2019-10-13 18:34:29,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_28 [2019-10-13 18:34:29,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_29 [2019-10-13 18:34:29,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_30 [2019-10-13 18:34:29,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_coherent_31 [2019-10-13 18:34:29,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_32 [2019-10-13 18:34:29,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_33 [2019-10-13 18:34:29,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_34 [2019-10-13 18:34:29,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-13 18:34:29,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 18:34:29,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-13 18:34:29,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-13 18:34:29,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-13 18:34:29,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-13 18:34:29,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-13 18:34:29,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-10-13 18:34:29,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-13 18:34:29,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-13 18:34:29,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-13 18:34:29,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-13 18:34:29,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __virt_addr_valid [2019-10-13 18:34:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-13 18:34:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-13 18:34:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-13 18:34:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-13 18:34:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-13 18:34:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-10-13 18:34:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure completion_done [2019-10-13 18:34:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-13 18:34:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-13 18:34:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure do_gettimeofday [2019-10-13 18:34:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-10-13 18:34:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 18:34:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 18:34:29,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_1 [2019-10-13 18:34:29,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-13 18:34:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-10-13 18:34:29,437 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-13 18:34:29,437 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2019-10-13 18:34:29,437 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-13 18:34:29,437 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2019-10-13 18:34:29,437 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-10-13 18:34:29,438 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-10-13 18:34:29,438 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2019-10-13 18:34:29,438 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-10-13 18:34:29,438 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-13 18:34:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-10-13 18:34:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-10-13 18:34:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_descriptor [2019-10-13 18:34:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_status [2019-10-13 18:34:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-10-13 18:34:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-13 18:34:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2019-10-13 18:34:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_init [2019-10-13 18:34:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_wait [2019-10-13 18:34:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_speed_string [2019-10-13 18:34:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-10-13 18:34:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2019-10-13 18:34:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2019-10-13 18:34:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2019-10-13 18:34:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 18:34:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 18:34:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 18:34:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 18:34:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 18:34:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 18:34:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-13 18:34:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-13 18:34:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-10-13 18:34:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-13 18:34:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-13 18:34:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure __virt_addr_valid [2019-10-13 18:34:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 18:34:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-10-13 18:34:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 18:34:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-10-13 18:34:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2019-10-13 18:34:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-10-13 18:34:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-13 18:34:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-13 18:34:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-13 18:34:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-13 18:34:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-13 18:34:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-13 18:34:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_1 [2019-10-13 18:34:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-13 18:34:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_4 [2019-10-13 18:34:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-13 18:34:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_5 [2019-10-13 18:34:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-13 18:34:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_7 [2019-10-13 18:34:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-13 18:34:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure do_gettimeofday [2019-10-13 18:34:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-13 18:34:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-13 18:34:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2019-10-13 18:34:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-13 18:34:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-10-13 18:34:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 18:34:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 18:34:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2019-10-13 18:34:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2019-10-13 18:34:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure completion_done [2019-10-13 18:34:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-10-13 18:34:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-10-13 18:34:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 18:34:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 18:34:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-13 18:34:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-10-13 18:34:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-10-13 18:34:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2019-10-13 18:34:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-13 18:34:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2019-10-13 18:34:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kcalloc_14 [2019-10-13 18:34:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2019-10-13 18:34:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-13 18:34:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-13 18:34:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 18:34:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 18:34:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 18:34:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-13 18:34:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 18:34:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 18:34:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 18:34:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 18:34:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 18:34:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 18:34:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 18:34:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 18:34:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 18:34:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 18:34:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 18:34:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-13 18:34:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2019-10-13 18:34:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2019-10-13 18:34:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure sg_assign_page [2019-10-13 18:34:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 18:34:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2019-10-13 18:34:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2019-10-13 18:34:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_buf [2019-10-13 18:34:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure sg_virt [2019-10-13 18:34:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2019-10-13 18:34:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_type [2019-10-13 18:34:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-10-13 18:34:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2019-10-13 18:34:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure usb_speed_string [2019-10-13 18:34:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-13 18:34:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-13 18:34:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 18:34:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-13 18:34:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 18:34:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-13 18:34:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-13 18:34:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-13 18:34:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-10-13 18:34:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-10-13 18:34:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-10-13 18:34:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-13 18:34:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_33 [2019-10-13 18:34:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-13 18:34:29,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_34 [2019-10-13 18:34:29,461 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-10-13 18:34:29,461 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-10-13 18:34:29,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_19 [2019-10-13 18:34:29,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_27 [2019-10-13 18:34:29,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_30 [2019-10-13 18:34:29,464 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-10-13 18:34:29,465 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-10-13 18:34:29,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_21 [2019-10-13 18:34:29,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_22 [2019-10-13 18:34:29,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_23 [2019-10-13 18:34:29,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_24 [2019-10-13 18:34:29,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_25 [2019-10-13 18:34:29,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_28 [2019-10-13 18:34:29,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_29 [2019-10-13 18:34:29,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_32 [2019-10-13 18:34:29,467 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2019-10-13 18:34:29,467 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-10-13 18:34:29,467 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-10-13 18:34:29,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_coherent_20 [2019-10-13 18:34:29,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_coherent_26 [2019-10-13 18:34:29,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_coherent_31 [2019-10-13 18:34:29,467 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-10-13 18:34:29,467 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-10-13 18:34:29,468 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_descriptor [2019-10-13 18:34:29,468 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_status [2019-10-13 18:34:29,468 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2019-10-13 18:34:29,468 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2019-10-13 18:34:29,468 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_init [2019-10-13 18:34:29,468 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_wait [2019-10-13 18:34:29,468 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-10-13 18:34:29,468 INFO L130 BoogieDeclarations]: Found specification of procedure testdev_to_usbdev [2019-10-13 18:34:29,468 INFO L130 BoogieDeclarations]: Found specification of procedure get_endpoints [2019-10-13 18:34:29,469 INFO L130 BoogieDeclarations]: Found specification of procedure simple_callback [2019-10-13 18:34:29,469 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_alloc_urb [2019-10-13 18:34:29,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 18:34:29,469 INFO L130 BoogieDeclarations]: Found specification of procedure simple_alloc_urb [2019-10-13 18:34:29,469 INFO L130 BoogieDeclarations]: Found specification of procedure simple_fill_buf [2019-10-13 18:34:29,469 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_offset [2019-10-13 18:34:29,469 INFO L130 BoogieDeclarations]: Found specification of procedure check_guard_bytes [2019-10-13 18:34:29,469 INFO L130 BoogieDeclarations]: Found specification of procedure simple_check_buf [2019-10-13 18:34:29,470 INFO L130 BoogieDeclarations]: Found specification of procedure simple_free_urb [2019-10-13 18:34:29,470 INFO L130 BoogieDeclarations]: Found specification of procedure simple_io [2019-10-13 18:34:29,470 INFO L130 BoogieDeclarations]: Found specification of procedure free_sglist [2019-10-13 18:34:29,470 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_sglist [2019-10-13 18:34:29,470 INFO L130 BoogieDeclarations]: Found specification of procedure perform_sglist [2019-10-13 18:34:29,470 INFO L130 BoogieDeclarations]: Found specification of procedure get_altsetting [2019-10-13 18:34:29,470 INFO L130 BoogieDeclarations]: Found specification of procedure set_altsetting [2019-10-13 18:34:29,470 INFO L130 BoogieDeclarations]: Found specification of procedure is_good_config [2019-10-13 18:34:29,470 INFO L130 BoogieDeclarations]: Found specification of procedure is_good_ext [2019-10-13 18:34:29,471 INFO L130 BoogieDeclarations]: Found specification of procedure is_good_ss_cap [2019-10-13 18:34:29,471 INFO L130 BoogieDeclarations]: Found specification of procedure is_good_con_id [2019-10-13 18:34:29,471 INFO L130 BoogieDeclarations]: Found specification of procedure ch9_postconfig [2019-10-13 18:34:29,471 INFO L130 BoogieDeclarations]: Found specification of procedure ctrl_complete [2019-10-13 18:34:29,471 INFO L130 BoogieDeclarations]: Found specification of procedure test_ctrl_queue [2019-10-13 18:34:29,471 INFO L130 BoogieDeclarations]: Found specification of procedure unlink1_callback [2019-10-13 18:34:29,471 INFO L130 BoogieDeclarations]: Found specification of procedure unlink1 [2019-10-13 18:34:29,471 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_simple [2019-10-13 18:34:29,471 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_queued_callback [2019-10-13 18:34:29,472 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_queued [2019-10-13 18:34:29,472 INFO L130 BoogieDeclarations]: Found specification of procedure verify_not_halted [2019-10-13 18:34:29,472 INFO L130 BoogieDeclarations]: Found specification of procedure verify_halted [2019-10-13 18:34:29,472 INFO L130 BoogieDeclarations]: Found specification of procedure test_halt [2019-10-13 18:34:29,472 INFO L130 BoogieDeclarations]: Found specification of procedure halt_simple [2019-10-13 18:34:29,472 INFO L130 BoogieDeclarations]: Found specification of procedure ctrl_out [2019-10-13 18:34:29,472 INFO L130 BoogieDeclarations]: Found specification of procedure iso_callback [2019-10-13 18:34:29,472 INFO L130 BoogieDeclarations]: Found specification of procedure iso_alloc_urb [2019-10-13 18:34:29,472 INFO L130 BoogieDeclarations]: Found specification of procedure test_iso_queue [2019-10-13 18:34:29,473 INFO L130 BoogieDeclarations]: Found specification of procedure test_unaligned_bulk [2019-10-13 18:34:29,473 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_ioctl [2019-10-13 18:34:29,473 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_probe [2019-10-13 18:34:29,473 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_suspend [2019-10-13 18:34:29,473 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_resume [2019-10-13 18:34:29,473 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_disconnect [2019-10-13 18:34:29,473 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_init [2019-10-13 18:34:29,473 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_exit [2019-10-13 18:34:29,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 18:34:29,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_1 [2019-10-13 18:34:29,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 18:34:29,474 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 18:34:29,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-13 18:34:29,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 18:34:29,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-13 18:34:29,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-13 18:34:29,474 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-13 18:34:29,475 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 18:34:29,475 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 18:34:29,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 18:34:29,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 18:34:29,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 18:34:29,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 18:34:30,778 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 18:34:39,265 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 18:34:39,266 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 18:34:39,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:34:39 BoogieIcfgContainer [2019-10-13 18:34:39,269 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 18:34:39,270 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 18:34:39,270 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 18:34:39,273 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 18:34:39,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:34:26" (1/3) ... [2019-10-13 18:34:39,275 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@470f4d5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:34:39, skipping insertion in model container [2019-10-13 18:34:39,275 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:29" (2/3) ... [2019-10-13 18:34:39,275 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@470f4d5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:34:39, skipping insertion in model container [2019-10-13 18:34:39,275 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:34:39" (3/3) ... [2019-10-13 18:34:39,277 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--misc--usbtest.ko-entry_point.cil.out.i [2019-10-13 18:34:39,287 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 18:34:39,305 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 18:34:39,318 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 18:34:39,362 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 18:34:39,363 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 18:34:39,363 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 18:34:39,363 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 18:34:39,363 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 18:34:39,363 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 18:34:39,363 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 18:34:39,363 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 18:34:39,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states. [2019-10-13 18:34:39,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 18:34:39,435 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 18:34:39,437 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 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 18:34:39,440 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 18:34:39,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 18:34:39,446 INFO L82 PathProgramCache]: Analyzing trace with hash -1074517858, now seen corresponding path program 1 times [2019-10-13 18:34:39,453 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 18:34:39,453 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281939650] [2019-10-13 18:34:39,453 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:34:39,453 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:34:39,453 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 18:34:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:46,065 WARN L191 SmtUtils]: Spent 5.70 s on a formula simplification that was a NOOP. DAG size: 1060 [2019-10-13 18:34:46,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:46,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:46,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:46,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:46,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:46,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:46,308 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-13 18:34:46,309 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281939650] [2019-10-13 18:34:46,309 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 18:34:46,310 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 18:34:46,310 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175940517] [2019-10-13 18:34:46,315 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 18:34:46,315 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 18:34:46,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 18:34:46,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 18:34:46,335 INFO L87 Difference]: Start difference. First operand 1708 states. Second operand 6 states. [2019-10-13 18:34:52,572 WARN L191 SmtUtils]: Spent 6.16 s on a formula simplification that was a NOOP. DAG size: 1069 [2019-10-13 18:35:01,822 WARN L191 SmtUtils]: Spent 5.68 s on a formula simplification that was a NOOP. DAG size: 1071