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 0.1.24-13a467a-m [2019-10-14 22:33:22,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 22:33:22,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 22:33:22,137 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 22:33:22,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 22:33:22,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 22:33:22,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 22:33:22,142 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 22:33:22,144 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 22:33:22,145 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 22:33:22,146 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 22:33:22,147 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 22:33:22,147 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 22:33:22,148 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 22:33:22,149 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 22:33:22,150 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 22:33:22,151 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 22:33:22,152 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 22:33:22,154 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 22:33:22,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 22:33:22,158 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 22:33:22,159 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 22:33:22,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 22:33:22,161 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 22:33:22,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 22:33:22,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 22:33:22,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 22:33:22,165 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 22:33:22,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 22:33:22,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 22:33:22,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 22:33:22,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 22:33:22,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 22:33:22,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 22:33:22,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 22:33:22,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 22:33:22,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 22:33:22,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 22:33:22,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 22:33:22,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 22:33:22,175 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 22:33:22,176 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 [2019-10-14 22:33:22,205 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 22:33:22,206 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 22:33:22,207 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 22:33:22,207 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 22:33:22,207 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 22:33:22,208 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 22:33:22,208 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 22:33:22,209 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 22:33:22,209 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 22:33:22,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 22:33:22,209 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 22:33:22,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 22:33:22,210 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 22:33:22,210 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 22:33:22,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 22:33:22,210 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 22:33:22,210 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 22:33:22,211 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 22:33:22,211 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 22:33:22,212 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 22:33:22,213 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 22:33:22,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 22:33:22,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 22:33:22,214 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 22:33:22,214 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 22:33:22,214 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 22:33:22,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 22:33:22,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 22:33:22,216 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 22:33:22,521 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 22:33:22,543 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 22:33:22,547 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 22:33:22,548 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 22:33:22,549 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 22:33:22,549 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--misc--usbtest.ko-entry_point.cil.out.i [2019-10-14 22:33:22,624 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34fc6a866/6cae43f78ae24382aa6d682f1df27ea9/FLAGf2b580963 [2019-10-14 22:33:23,427 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 22:33:23,429 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--misc--usbtest.ko-entry_point.cil.out.i [2019-10-14 22:33:23,487 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34fc6a866/6cae43f78ae24382aa6d682f1df27ea9/FLAGf2b580963 [2019-10-14 22:33:23,990 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34fc6a866/6cae43f78ae24382aa6d682f1df27ea9 [2019-10-14 22:33:23,998 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 22:33:23,999 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 22:33:24,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 22:33:24,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 22:33:24,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 22:33:24,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:33:23" (1/1) ... [2019-10-14 22:33:24,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c29bb14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:33:24, skipping insertion in model container [2019-10-14 22:33:24,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:33:23" (1/1) ... [2019-10-14 22:33:24,016 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 22:33:24,127 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 22:33:24,716 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3517] [2019-10-14 22:33:24,717 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] [2019-10-14 22:33:26,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 22:33:26,178 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 22:33:26,264 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3517] [2019-10-14 22:33:26,265 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] [2019-10-14 22:33:26,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 22:33:26,946 INFO L192 MainTranslator]: Completed translation [2019-10-14 22:33:26,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:33:26 WrapperNode [2019-10-14 22:33:26,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 22:33:26,948 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 22:33:26,948 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 22:33:26,948 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 22:33:26,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:33:26" (1/1) ... [2019-10-14 22:33:26,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:33:26" (1/1) ... [2019-10-14 22:33:27,077 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:33:26" (1/1) ... [2019-10-14 22:33:27,078 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:33:26" (1/1) ... [2019-10-14 22:33:27,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:33:26" (1/1) ... [2019-10-14 22:33:27,226 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:33:26" (1/1) ... [2019-10-14 22:33:27,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:33:26" (1/1) ... [2019-10-14 22:33:27,275 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 22:33:27,276 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 22:33:27,276 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 22:33:27,276 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 22:33:27,277 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:33:26" (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 [2019-10-14 22:33:27,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 22:33:27,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 22:33:27,354 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-10-14 22:33:27,355 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-10-14 22:33:27,355 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2019-10-14 22:33:27,355 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-10-14 22:33:27,355 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-14 22:33:27,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_1 [2019-10-14 22:33:27,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_4 [2019-10-14 22:33:27,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_5 [2019-10-14 22:33:27,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_7 [2019-10-14 22:33:27,356 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-10-14 22:33:27,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-14 22:33:27,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2019-10-14 22:33:27,357 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2019-10-14 22:33:27,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kcalloc_14 [2019-10-14 22:33:27,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-14 22:33:27,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-14 22:33:27,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-14 22:33:27,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-14 22:33:27,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-14 22:33:27,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-14 22:33:27,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-14 22:33:27,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-14 22:33:27,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-14 22:33:27,361 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2019-10-14 22:33:27,361 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_assign_page [2019-10-14 22:33:27,361 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2019-10-14 22:33:27,361 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2019-10-14 22:33:27,361 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_buf [2019-10-14 22:33:27,362 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_virt [2019-10-14 22:33:27,362 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_type [2019-10-14 22:33:27,362 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-10-14 22:33:27,362 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2019-10-14 22:33:27,362 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-14 22:33:27,362 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-14 22:33:27,362 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-10-14 22:33:27,363 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-10-14 22:33:27,363 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-10-14 22:33:27,363 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-10-14 22:33:27,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-10-14 22:33:27,363 INFO L138 BoogieDeclarations]: Found implementation of procedure testdev_to_usbdev [2019-10-14 22:33:27,363 INFO L138 BoogieDeclarations]: Found implementation of procedure get_endpoints [2019-10-14 22:33:27,363 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_callback [2019-10-14 22:33:27,364 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_alloc_urb [2019-10-14 22:33:27,364 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_alloc_urb [2019-10-14 22:33:27,364 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_fill_buf [2019-10-14 22:33:27,364 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_offset [2019-10-14 22:33:27,364 INFO L138 BoogieDeclarations]: Found implementation of procedure check_guard_bytes [2019-10-14 22:33:27,364 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_check_buf [2019-10-14 22:33:27,364 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_free_urb [2019-10-14 22:33:27,365 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_io [2019-10-14 22:33:27,365 INFO L138 BoogieDeclarations]: Found implementation of procedure free_sglist [2019-10-14 22:33:27,365 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_sglist [2019-10-14 22:33:27,365 INFO L138 BoogieDeclarations]: Found implementation of procedure perform_sglist [2019-10-14 22:33:27,365 INFO L138 BoogieDeclarations]: Found implementation of procedure get_altsetting [2019-10-14 22:33:27,365 INFO L138 BoogieDeclarations]: Found implementation of procedure set_altsetting [2019-10-14 22:33:27,366 INFO L138 BoogieDeclarations]: Found implementation of procedure is_good_config [2019-10-14 22:33:27,366 INFO L138 BoogieDeclarations]: Found implementation of procedure is_good_ext [2019-10-14 22:33:27,366 INFO L138 BoogieDeclarations]: Found implementation of procedure is_good_ss_cap [2019-10-14 22:33:27,366 INFO L138 BoogieDeclarations]: Found implementation of procedure is_good_con_id [2019-10-14 22:33:27,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ch9_postconfig [2019-10-14 22:33:27,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ctrl_complete [2019-10-14 22:33:27,366 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ctrl_queue [2019-10-14 22:33:27,367 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink1_callback [2019-10-14 22:33:27,367 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink1 [2019-10-14 22:33:27,367 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_simple [2019-10-14 22:33:27,367 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_queued_callback [2019-10-14 22:33:27,367 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_queued [2019-10-14 22:33:27,367 INFO L138 BoogieDeclarations]: Found implementation of procedure verify_not_halted [2019-10-14 22:33:27,368 INFO L138 BoogieDeclarations]: Found implementation of procedure verify_halted [2019-10-14 22:33:27,368 INFO L138 BoogieDeclarations]: Found implementation of procedure test_halt [2019-10-14 22:33:27,368 INFO L138 BoogieDeclarations]: Found implementation of procedure halt_simple [2019-10-14 22:33:27,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ctrl_out [2019-10-14 22:33:27,368 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_callback [2019-10-14 22:33:27,368 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_alloc_urb [2019-10-14 22:33:27,369 INFO L138 BoogieDeclarations]: Found implementation of procedure test_iso_queue [2019-10-14 22:33:27,369 INFO L138 BoogieDeclarations]: Found implementation of procedure test_unaligned_bulk [2019-10-14 22:33:27,369 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_ioctl [2019-10-14 22:33:27,369 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_probe [2019-10-14 22:33:27,369 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_suspend [2019-10-14 22:33:27,369 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_resume [2019-10-14 22:33:27,370 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_disconnect [2019-10-14 22:33:27,370 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_init [2019-10-14 22:33:27,370 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_exit [2019-10-14 22:33:27,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2019-10-14 22:33:27,370 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 22:33:27,370 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-14 22:33:27,370 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-14 22:33:27,371 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-14 22:33:27,371 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-14 22:33:27,371 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-14 22:33:27,371 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2019-10-14 22:33:27,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-10-14 22:33:27,371 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-14 22:33:27,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_19 [2019-10-14 22:33:27,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_coherent_20 [2019-10-14 22:33:27,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_21 [2019-10-14 22:33:27,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_22 [2019-10-14 22:33:27,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_23 [2019-10-14 22:33:27,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_24 [2019-10-14 22:33:27,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_25 [2019-10-14 22:33:27,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_coherent_26 [2019-10-14 22:33:27,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_27 [2019-10-14 22:33:27,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_28 [2019-10-14 22:33:27,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_29 [2019-10-14 22:33:27,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_30 [2019-10-14 22:33:27,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_coherent_31 [2019-10-14 22:33:27,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_32 [2019-10-14 22:33:27,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_33 [2019-10-14 22:33:27,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_34 [2019-10-14 22:33:27,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-14 22:33:27,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-14 22:33:27,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-14 22:33:27,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-14 22:33:27,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-14 22:33:27,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-14 22:33:27,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-14 22:33:27,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-10-14 22:33:27,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-14 22:33:27,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-14 22:33:27,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-14 22:33:27,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-14 22:33:27,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __virt_addr_valid [2019-10-14 22:33:27,376 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-14 22:33:27,376 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-14 22:33:27,376 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-14 22:33:27,376 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-14 22:33:27,377 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-14 22:33:27,377 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-10-14 22:33:27,377 INFO L138 BoogieDeclarations]: Found implementation of procedure completion_done [2019-10-14 22:33:27,377 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-14 22:33:27,377 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-14 22:33:27,377 INFO L138 BoogieDeclarations]: Found implementation of procedure do_gettimeofday [2019-10-14 22:33:27,377 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-10-14 22:33:27,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-14 22:33:27,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-14 22:33:27,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_1 [2019-10-14 22:33:27,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-14 22:33:27,378 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-10-14 22:33:27,378 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-14 22:33:27,379 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2019-10-14 22:33:27,379 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-14 22:33:27,379 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2019-10-14 22:33:27,379 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-10-14 22:33:27,379 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-10-14 22:33:27,379 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2019-10-14 22:33:27,379 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-10-14 22:33:27,380 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-14 22:33:27,380 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-10-14 22:33:27,380 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-10-14 22:33:27,380 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_descriptor [2019-10-14 22:33:27,380 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_status [2019-10-14 22:33:27,380 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-10-14 22:33:27,380 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-14 22:33:27,381 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2019-10-14 22:33:27,381 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_init [2019-10-14 22:33:27,381 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_wait [2019-10-14 22:33:27,381 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_speed_string [2019-10-14 22:33:27,381 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-10-14 22:33:27,381 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2019-10-14 22:33:27,381 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2019-10-14 22:33:27,381 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2019-10-14 22:33:27,382 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-14 22:33:27,382 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-14 22:33:27,382 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-14 22:33:27,382 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-14 22:33:27,382 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 22:33:27,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-14 22:33:27,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-14 22:33:27,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-14 22:33:27,383 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-10-14 22:33:27,383 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-14 22:33:27,383 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-14 22:33:27,383 INFO L130 BoogieDeclarations]: Found specification of procedure __virt_addr_valid [2019-10-14 22:33:27,383 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-14 22:33:27,384 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-10-14 22:33:27,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 22:33:27,384 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-10-14 22:33:27,384 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2019-10-14 22:33:27,384 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-10-14 22:33:27,384 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-14 22:33:27,384 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-14 22:33:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-14 22:33:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-14 22:33:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-14 22:33:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-14 22:33:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_1 [2019-10-14 22:33:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-14 22:33:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_4 [2019-10-14 22:33:27,386 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-14 22:33:27,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_5 [2019-10-14 22:33:27,386 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-14 22:33:27,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_7 [2019-10-14 22:33:27,386 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-14 22:33:27,386 INFO L130 BoogieDeclarations]: Found specification of procedure do_gettimeofday [2019-10-14 22:33:27,386 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-14 22:33:27,387 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-14 22:33:27,387 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2019-10-14 22:33:27,387 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-14 22:33:27,387 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-10-14 22:33:27,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 22:33:27,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 22:33:27,387 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2019-10-14 22:33:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2019-10-14 22:33:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure completion_done [2019-10-14 22:33:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-10-14 22:33:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-10-14 22:33:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-14 22:33:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-14 22:33:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-14 22:33:27,389 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-10-14 22:33:27,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-10-14 22:33:27,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2019-10-14 22:33:27,389 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-14 22:33:27,389 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2019-10-14 22:33:27,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kcalloc_14 [2019-10-14 22:33:27,390 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2019-10-14 22:33:27,390 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-14 22:33:27,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-14 22:33:27,390 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 22:33:27,390 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-14 22:33:27,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 22:33:27,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-14 22:33:27,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-14 22:33:27,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-14 22:33:27,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-14 22:33:27,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 22:33:27,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-14 22:33:27,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-14 22:33:27,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-14 22:33:27,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-14 22:33:27,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-14 22:33:27,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-14 22:33:27,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-14 22:33:27,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-14 22:33:27,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2019-10-14 22:33:27,392 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2019-10-14 22:33:27,392 INFO L130 BoogieDeclarations]: Found specification of procedure sg_assign_page [2019-10-14 22:33:27,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 22:33:27,393 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2019-10-14 22:33:27,393 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2019-10-14 22:33:27,393 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_buf [2019-10-14 22:33:27,393 INFO L130 BoogieDeclarations]: Found specification of procedure sg_virt [2019-10-14 22:33:27,393 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2019-10-14 22:33:27,393 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_type [2019-10-14 22:33:27,393 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-10-14 22:33:27,394 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2019-10-14 22:33:27,394 INFO L130 BoogieDeclarations]: Found specification of procedure usb_speed_string [2019-10-14 22:33:27,394 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-14 22:33:27,394 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-14 22:33:27,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 22:33:27,394 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-14 22:33:27,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 22:33:27,394 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-14 22:33:27,395 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-14 22:33:27,395 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-14 22:33:27,395 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-10-14 22:33:27,395 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-10-14 22:33:27,395 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-10-14 22:33:27,395 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-14 22:33:27,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_33 [2019-10-14 22:33:27,396 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-14 22:33:27,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_34 [2019-10-14 22:33:27,396 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-10-14 22:33:27,396 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-10-14 22:33:27,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_19 [2019-10-14 22:33:27,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_27 [2019-10-14 22:33:27,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_30 [2019-10-14 22:33:27,397 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-10-14 22:33:27,397 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-10-14 22:33:27,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_21 [2019-10-14 22:33:27,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_22 [2019-10-14 22:33:27,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_23 [2019-10-14 22:33:27,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_24 [2019-10-14 22:33:27,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_25 [2019-10-14 22:33:27,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_28 [2019-10-14 22:33:27,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_29 [2019-10-14 22:33:27,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_32 [2019-10-14 22:33:27,398 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2019-10-14 22:33:27,398 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-10-14 22:33:27,398 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-10-14 22:33:27,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_coherent_20 [2019-10-14 22:33:27,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_coherent_26 [2019-10-14 22:33:27,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_coherent_31 [2019-10-14 22:33:27,399 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-10-14 22:33:27,399 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-10-14 22:33:27,399 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_descriptor [2019-10-14 22:33:27,399 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_status [2019-10-14 22:33:27,399 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2019-10-14 22:33:27,400 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2019-10-14 22:33:27,400 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_init [2019-10-14 22:33:27,400 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_wait [2019-10-14 22:33:27,400 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-10-14 22:33:27,400 INFO L130 BoogieDeclarations]: Found specification of procedure testdev_to_usbdev [2019-10-14 22:33:27,400 INFO L130 BoogieDeclarations]: Found specification of procedure get_endpoints [2019-10-14 22:33:27,400 INFO L130 BoogieDeclarations]: Found specification of procedure simple_callback [2019-10-14 22:33:27,401 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_alloc_urb [2019-10-14 22:33:27,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-14 22:33:27,401 INFO L130 BoogieDeclarations]: Found specification of procedure simple_alloc_urb [2019-10-14 22:33:27,401 INFO L130 BoogieDeclarations]: Found specification of procedure simple_fill_buf [2019-10-14 22:33:27,401 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_offset [2019-10-14 22:33:27,401 INFO L130 BoogieDeclarations]: Found specification of procedure check_guard_bytes [2019-10-14 22:33:27,401 INFO L130 BoogieDeclarations]: Found specification of procedure simple_check_buf [2019-10-14 22:33:27,402 INFO L130 BoogieDeclarations]: Found specification of procedure simple_free_urb [2019-10-14 22:33:27,402 INFO L130 BoogieDeclarations]: Found specification of procedure simple_io [2019-10-14 22:33:27,402 INFO L130 BoogieDeclarations]: Found specification of procedure free_sglist [2019-10-14 22:33:27,402 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_sglist [2019-10-14 22:33:27,402 INFO L130 BoogieDeclarations]: Found specification of procedure perform_sglist [2019-10-14 22:33:27,402 INFO L130 BoogieDeclarations]: Found specification of procedure get_altsetting [2019-10-14 22:33:27,402 INFO L130 BoogieDeclarations]: Found specification of procedure set_altsetting [2019-10-14 22:33:27,403 INFO L130 BoogieDeclarations]: Found specification of procedure is_good_config [2019-10-14 22:33:27,403 INFO L130 BoogieDeclarations]: Found specification of procedure is_good_ext [2019-10-14 22:33:27,403 INFO L130 BoogieDeclarations]: Found specification of procedure is_good_ss_cap [2019-10-14 22:33:27,403 INFO L130 BoogieDeclarations]: Found specification of procedure is_good_con_id [2019-10-14 22:33:27,403 INFO L130 BoogieDeclarations]: Found specification of procedure ch9_postconfig [2019-10-14 22:33:27,403 INFO L130 BoogieDeclarations]: Found specification of procedure ctrl_complete [2019-10-14 22:33:27,403 INFO L130 BoogieDeclarations]: Found specification of procedure test_ctrl_queue [2019-10-14 22:33:27,403 INFO L130 BoogieDeclarations]: Found specification of procedure unlink1_callback [2019-10-14 22:33:27,404 INFO L130 BoogieDeclarations]: Found specification of procedure unlink1 [2019-10-14 22:33:27,404 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_simple [2019-10-14 22:33:27,404 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_queued_callback [2019-10-14 22:33:27,404 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_queued [2019-10-14 22:33:27,404 INFO L130 BoogieDeclarations]: Found specification of procedure verify_not_halted [2019-10-14 22:33:27,404 INFO L130 BoogieDeclarations]: Found specification of procedure verify_halted [2019-10-14 22:33:27,404 INFO L130 BoogieDeclarations]: Found specification of procedure test_halt [2019-10-14 22:33:27,405 INFO L130 BoogieDeclarations]: Found specification of procedure halt_simple [2019-10-14 22:33:27,405 INFO L130 BoogieDeclarations]: Found specification of procedure ctrl_out [2019-10-14 22:33:27,405 INFO L130 BoogieDeclarations]: Found specification of procedure iso_callback [2019-10-14 22:33:27,405 INFO L130 BoogieDeclarations]: Found specification of procedure iso_alloc_urb [2019-10-14 22:33:27,405 INFO L130 BoogieDeclarations]: Found specification of procedure test_iso_queue [2019-10-14 22:33:27,405 INFO L130 BoogieDeclarations]: Found specification of procedure test_unaligned_bulk [2019-10-14 22:33:27,405 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_ioctl [2019-10-14 22:33:27,405 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_probe [2019-10-14 22:33:27,406 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_suspend [2019-10-14 22:33:27,406 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_resume [2019-10-14 22:33:27,406 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_disconnect [2019-10-14 22:33:27,406 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_init [2019-10-14 22:33:27,406 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_exit [2019-10-14 22:33:27,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-14 22:33:27,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_1 [2019-10-14 22:33:27,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-14 22:33:27,407 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 22:33:27,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-14 22:33:27,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-14 22:33:27,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-14 22:33:27,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-14 22:33:27,407 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-14 22:33:27,407 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-14 22:33:27,408 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 22:33:27,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 22:33:27,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 22:33:27,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-14 22:33:27,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 22:33:28,781 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-14 22:33:37,466 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 22:33:37,467 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-14 22:33:37,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:33:37 BoogieIcfgContainer [2019-10-14 22:33:37,469 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 22:33:37,471 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 22:33:37,471 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 22:33:37,475 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 22:33:37,475 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 10:33:23" (1/3) ... [2019-10-14 22:33:37,476 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30201c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:33:37, skipping insertion in model container [2019-10-14 22:33:37,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:33:26" (2/3) ... [2019-10-14 22:33:37,477 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30201c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:33:37, skipping insertion in model container [2019-10-14 22:33:37,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:33:37" (3/3) ... [2019-10-14 22:33:37,479 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 [2019-10-14 22:33:37,489 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 22:33:37,500 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 22:33:37,512 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 22:33:37,550 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 22:33:37,550 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 22:33:37,550 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 22:33:37,551 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 22:33:37,551 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 22:33:37,551 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 22:33:37,551 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 22:33:37,551 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 22:33:37,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states. [2019-10-14 22:33:37,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-14 22:33:37,610 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 22:33:37,611 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] [2019-10-14 22:33:37,614 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 22:33:37,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 22:33:37,620 INFO L82 PathProgramCache]: Analyzing trace with hash -1074517858, now seen corresponding path program 1 times [2019-10-14 22:33:37,629 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 22:33:37,630 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856483898] [2019-10-14 22:33:37,630 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 22:33:37,630 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 22:33:37,631 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 22:33:38,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:44,635 WARN L191 SmtUtils]: Spent 5.94 s on a formula simplification that was a NOOP. DAG size: 1060 [2019-10-14 22:33:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:44,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:44,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:44,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:44,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:44,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:44,920 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-14 22:33:44,921 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856483898] [2019-10-14 22:33:44,921 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 22:33:44,922 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-14 22:33:44,922 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661020747] [2019-10-14 22:33:44,927 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-14 22:33:44,927 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 22:33:44,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-14 22:33:44,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-14 22:33:44,945 INFO L87 Difference]: Start difference. First operand 1708 states. Second operand 6 states. [2019-10-14 22:33:50,662 WARN L191 SmtUtils]: Spent 5.65 s on a formula simplification that was a NOOP. DAG size: 1069 [2019-10-14 22:33:59,813 WARN L191 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 1071