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-commit-tester/main3_drivers-staging-usbip-vhci-hcd-ko--132_1a--927c3fa.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 18:15:30,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 18:15:30,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 18:15:30,284 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 18:15:30,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 18:15:30,288 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 18:15:30,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 18:15:30,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 18:15:30,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 18:15:30,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 18:15:30,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 18:15:30,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 18:15:30,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 18:15:30,299 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 18:15:30,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 18:15:30,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 18:15:30,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 18:15:30,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 18:15:30,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 18:15:30,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 18:15:30,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 18:15:30,311 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 18:15:30,313 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 18:15:30,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 18:15:30,317 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 18:15:30,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 18:15:30,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 18:15:30,319 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 18:15:30,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 18:15:30,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 18:15:30,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 18:15:30,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 18:15:30,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 18:15:30,323 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 18:15:30,324 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 18:15:30,325 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 18:15:30,325 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 18:15:30,326 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 18:15:30,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 18:15:30,327 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 18:15:30,328 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 18:15:30,329 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 18:15:30,345 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 18:15:30,345 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 18:15:30,347 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 18:15:30,347 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 18:15:30,348 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 18:15:30,348 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 18:15:30,348 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 18:15:30,349 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 18:15:30,349 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 18:15:30,349 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 18:15:30,349 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 18:15:30,350 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 18:15:30,350 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 18:15:30,350 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 18:15:30,350 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 18:15:30,350 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 18:15:30,351 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 18:15:30,351 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 18:15:30,351 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 18:15:30,351 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 18:15:30,352 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 18:15:30,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 18:15:30,352 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 18:15:30,352 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 18:15:30,352 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 18:15:30,353 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 18:15:30,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 18:15:30,353 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 18:15:30,353 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 18:15:30,673 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 18:15:30,694 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 18:15:30,698 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 18:15:30,700 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 18:15:30,700 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 18:15:30,701 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/main3_drivers-staging-usbip-vhci-hcd-ko--132_1a--927c3fa.i [2019-10-13 18:15:30,783 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85a448ceb/4392814694a34668a5e2dbbc5e7de400/FLAG48c1e915b [2019-10-13 18:15:31,691 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 18:15:31,693 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/main3_drivers-staging-usbip-vhci-hcd-ko--132_1a--927c3fa.i [2019-10-13 18:15:31,755 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85a448ceb/4392814694a34668a5e2dbbc5e7de400/FLAG48c1e915b [2019-10-13 18:15:32,099 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85a448ceb/4392814694a34668a5e2dbbc5e7de400 [2019-10-13 18:15:32,111 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 18:15:32,113 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 18:15:32,114 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 18:15:32,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 18:15:32,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 18:15:32,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:15:32" (1/1) ... [2019-10-13 18:15:32,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@98cb841 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:15:32, skipping insertion in model container [2019-10-13 18:15:32,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:15:32" (1/1) ... [2019-10-13 18:15:32,129 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 18:15:32,258 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 18:15:34,554 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 18:15:34,610 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 18:15:35,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 18:15:35,376 INFO L192 MainTranslator]: Completed translation [2019-10-13 18:15:35,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:15:35 WrapperNode [2019-10-13 18:15:35,378 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 18:15:35,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 18:15:35,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 18:15:35,380 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 18:15:35,402 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:15:35" (1/1) ... [2019-10-13 18:15:35,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:15:35" (1/1) ... [2019-10-13 18:15:35,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:15:35" (1/1) ... [2019-10-13 18:15:35,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:15:35" (1/1) ... [2019-10-13 18:15:35,687 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:15:35" (1/1) ... [2019-10-13 18:15:35,720 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:15:35" (1/1) ... [2019-10-13 18:15:35,764 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:15:35" (1/1) ... [2019-10-13 18:15:35,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 18:15:35,793 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 18:15:35,794 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 18:15:35,794 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 18:15:35,795 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:15:35" (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 18:15:35,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 18:15:35,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 18:15:35,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~gfp_t~0~TO~VOID [2019-10-13 18:15:35,872 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-10-13 18:15:35,872 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2019-10-13 18:15:35,874 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-13 18:15:35,874 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-13 18:15:35,874 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-13 18:15:35,875 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-13 18:15:35,876 INFO L138 BoogieDeclarations]: Found implementation of procedure port_to_vdev [2019-10-13 18:15:35,876 INFO L138 BoogieDeclarations]: Found implementation of procedure show_status [2019-10-13 18:15:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_port_disconnect [2019-10-13 18:15:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure store_detach [2019-10-13 18:15:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_args [2019-10-13 18:15:35,880 INFO L138 BoogieDeclarations]: Found implementation of procedure store_attach [2019-10-13 18:15:35,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main0_sequence_infinite_withcheck_stateful [2019-10-13 18:15:35,884 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-10-13 18:15:35,885 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-13 18:15:35,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del [2019-10-13 18:15:35,886 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2019-10-13 18:15:35,886 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-10-13 18:15:35,886 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-10-13 18:15:35,886 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-13 18:15:35,886 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-13 18:15:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-10-13 18:15:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-10-13 18:15:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_cmd_submit_pdu [2019-10-13 18:15:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue_from_priv_tx [2019-10-13 18:15:35,888 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_send_cmd_submit [2019-10-13 18:15:35,888 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue_from_unlink_tx [2019-10-13 18:15:35,888 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_send_cmd_unlink [2019-10-13 18:15:35,888 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_tx_loop [2019-10-13 18:15:35,888 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-13 18:15:35,889 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_to_hcd [2019-10-13 18:15:35,889 INFO L138 BoogieDeclarations]: Found implementation of procedure pickup_urb_and_free_priv [2019-10-13 18:15:35,889 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_recv_ret_submit [2019-10-13 18:15:35,889 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue_pending_unlink [2019-10-13 18:15:35,889 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_recv_ret_unlink [2019-10-13 18:15:35,890 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_rx_pdu [2019-10-13 18:15:35,890 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_rx_loop [2019-10-13 18:15:35,890 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-13 18:15:35,890 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-13 18:15:35,891 INFO L138 BoogieDeclarations]: Found implementation of procedure get_order [2019-10-13 18:15:35,891 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-13 18:15:35,891 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-10-13 18:15:35,891 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-10-13 18:15:35,891 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-13 18:15:35,892 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-13 18:15:35,892 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2019-10-13 18:15:35,892 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2019-10-13 18:15:35,892 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemleak_alloc [2019-10-13 18:15:35,893 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2019-10-13 18:15:35,893 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_index [2019-10-13 18:15:35,893 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_slab [2019-10-13 18:15:35,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 18:15:35,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-13 18:15:35,893 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_large [2019-10-13 18:15:35,894 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-13 18:15:35,894 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-13 18:15:35,894 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_vhci [2019-10-13 18:15:35,895 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_dev [2019-10-13 18:15:35,895 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_port_status [2019-10-13 18:15:35,895 INFO L138 BoogieDeclarations]: Found implementation of procedure rh_port_connect [2019-10-13 18:15:35,895 INFO L138 BoogieDeclarations]: Found implementation of procedure rh_port_disconnect [2019-10-13 18:15:35,895 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_hub_status [2019-10-13 18:15:35,896 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_descriptor [2019-10-13 18:15:35,896 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_hub_control [2019-10-13 18:15:35,896 INFO L138 BoogieDeclarations]: Found implementation of procedure get_vdev [2019-10-13 18:15:35,896 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_tx_urb [2019-10-13 18:15:35,896 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_urb_enqueue [2019-10-13 18:15:35,896 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_urb_dequeue [2019-10-13 18:15:35,897 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_device_unlink_cleanup [2019-10-13 18:15:35,897 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_shutdown_connection [2019-10-13 18:15:35,897 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_device_reset [2019-10-13 18:15:35,898 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_device_unusable [2019-10-13 18:15:35,898 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_device_init [2019-10-13 18:15:35,898 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_start [2019-10-13 18:15:35,899 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_stop [2019-10-13 18:15:35,899 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_get_frame_number [2019-10-13 18:15:35,899 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_bus_suspend [2019-10-13 18:15:35,899 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_bus_resume [2019-10-13 18:15:35,900 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_hcd_probe [2019-10-13 18:15:35,900 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_hcd_remove [2019-10-13 18:15:35,900 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_hcd_suspend [2019-10-13 18:15:35,900 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_hcd_resume [2019-10-13 18:15:35,900 INFO L138 BoogieDeclarations]: Found implementation of procedure the_pdev_release [2019-10-13 18:15:35,901 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_init [2019-10-13 18:15:35,902 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_cleanup [2019-10-13 18:15:35,902 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 18:15:35,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_dev_21 [2019-10-13 18:15:35,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_dev_22 [2019-10-13 18:15:35,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_dev_23 [2019-10-13 18:15:35,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_dev_24 [2019-10-13 18:15:35,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_dev_25 [2019-10-13 18:15:35,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 18:15:35,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 18:15:35,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-13 18:15:35,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-13 18:15:35,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-13 18:15:35,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-13 18:15:35,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2019-10-13 18:15:35,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_dev [2019-10-13 18:15:35,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_dev [2019-10-13 18:15:35,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2019-10-13 18:15:35,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 18:15:35,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_free_pages [2019-10-13 18:15:35,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-13 18:15:35,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-13 18:15:35,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-13 18:15:35,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-13 18:15:35,908 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-13 18:15:35,909 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-13 18:15:35,909 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-13 18:15:35,909 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-13 18:15:35,909 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-13 18:15:35,910 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-13 18:15:35,910 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-13 18:15:35,911 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-10-13 18:15:35,911 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-13 18:15:35,911 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-13 18:15:35,911 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2019-10-13 18:15:35,912 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-10-13 18:15:35,912 INFO L138 BoogieDeclarations]: Found implementation of procedure kernel_sendmsg [2019-10-13 18:15:35,912 INFO L138 BoogieDeclarations]: Found implementation of procedure kernel_sock_shutdown [2019-10-13 18:15:35,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-10-13 18:15:35,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2019-10-13 18:15:35,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 18:15:35,913 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-10-13 18:15:35,913 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_dereference [2019-10-13 18:15:35,914 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-10-13 18:15:35,914 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_register [2019-10-13 18:15:35,914 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2019-10-13 18:15:35,914 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2019-10-13 18:15:35,915 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2019-10-13 18:15:35,915 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2019-10-13 18:15:35,915 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-13 18:15:35,915 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-10-13 18:15:35,915 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_release [2019-10-13 18:15:35,916 INFO L138 BoogieDeclarations]: Found implementation of procedure sockfd_to_socket [2019-10-13 18:15:35,916 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2019-10-13 18:15:35,919 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2019-10-13 18:15:35,920 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_add_hcd [2019-10-13 18:15:35,920 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_create_hcd [2019-10-13 18:15:35,921 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2019-10-13 18:15:35,928 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2019-10-13 18:15:35,928 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_check_unlink_urb [2019-10-13 18:15:35,929 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_giveback_urb [2019-10-13 18:15:35,929 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2019-10-13 18:15:35,930 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_poll_rh_status [2019-10-13 18:15:35,930 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_resume_root_hub [2019-10-13 18:15:35,930 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2019-10-13 18:15:35,930 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2019-10-13 18:15:35,930 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2019-10-13 18:15:35,931 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remove_hcd [2019-10-13 18:15:35,931 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_alloc_iso_desc_pdu [2019-10-13 18:15:35,931 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_dump_header [2019-10-13 18:15:35,931 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_dump_urb [2019-10-13 18:15:35,931 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_event_add [2019-10-13 18:15:35,932 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_event_happened [2019-10-13 18:15:35,932 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_header_correct_endian [2019-10-13 18:15:35,932 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_pack_pdu [2019-10-13 18:15:35,932 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_recv_iso [2019-10-13 18:15:35,932 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_recv_xbuff [2019-10-13 18:15:35,932 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_start_eh [2019-10-13 18:15:35,933 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_start_threads [2019-10-13 18:15:35,933 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_stop_eh [2019-10-13 18:15:35,933 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_stop_threads [2019-10-13 18:15:35,933 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_task_init [2019-10-13 18:15:35,934 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_xmit [2019-10-13 18:15:35,934 INFO L138 BoogieDeclarations]: Found implementation of procedure autoremove_wake_function [2019-10-13 18:15:35,934 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 18:15:35,934 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 18:15:35,935 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 18:15:35,935 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 18:15:35,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 18:15:35,935 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 18:15:35,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 18:15:35,936 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-13 18:15:35,936 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-13 18:15:35,936 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2019-10-13 18:15:35,936 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-13 18:15:35,936 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-10-13 18:15:35,937 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2019-10-13 18:15:35,937 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-13 18:15:35,937 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-13 18:15:35,937 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-13 18:15:35,937 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-13 18:15:35,937 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-13 18:15:35,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 18:15:35,938 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-13 18:15:35,938 INFO L130 BoogieDeclarations]: Found specification of procedure sockfd_to_socket [2019-10-13 18:15:35,938 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_start_threads [2019-10-13 18:15:35,938 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_event_add [2019-10-13 18:15:35,938 INFO L130 BoogieDeclarations]: Found specification of procedure rh_port_connect [2019-10-13 18:15:35,938 INFO L130 BoogieDeclarations]: Found specification of procedure port_to_vdev [2019-10-13 18:15:35,938 INFO L130 BoogieDeclarations]: Found specification of procedure show_status [2019-10-13 18:15:35,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 18:15:35,939 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_port_disconnect [2019-10-13 18:15:35,939 INFO L130 BoogieDeclarations]: Found specification of procedure store_detach [2019-10-13 18:15:35,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 18:15:35,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 18:15:35,939 INFO L130 BoogieDeclarations]: Found specification of procedure valid_args [2019-10-13 18:15:35,939 INFO L130 BoogieDeclarations]: Found specification of procedure store_attach [2019-10-13 18:15:35,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 18:15:35,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 18:15:35,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 18:15:35,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 18:15:35,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main0_sequence_infinite_withcheck_stateful [2019-10-13 18:15:35,940 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-10-13 18:15:35,940 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 18:15:35,940 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 18:15:35,941 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-13 18:15:35,941 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-13 18:15:35,941 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del [2019-10-13 18:15:35,941 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2019-10-13 18:15:35,941 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-10-13 18:15:35,941 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-10-13 18:15:35,941 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-13 18:15:35,941 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-13 18:15:35,942 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-13 18:15:35,942 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-13 18:15:35,942 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2019-10-13 18:15:35,942 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-10-13 18:15:35,942 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2019-10-13 18:15:35,942 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-10-13 18:15:35,942 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-10-13 18:15:35,942 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-10-13 18:15:35,943 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 18:15:35,943 INFO L130 BoogieDeclarations]: Found specification of procedure kernel_sendmsg [2019-10-13 18:15:35,943 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_pack_pdu [2019-10-13 18:15:35,943 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_header_correct_endian [2019-10-13 18:15:35,943 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_alloc_iso_desc_pdu [2019-10-13 18:15:35,944 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_tx_loop [2019-10-13 18:15:35,944 INFO L130 BoogieDeclarations]: Found specification of procedure setup_cmd_submit_pdu [2019-10-13 18:15:35,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 18:15:35,944 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue_from_priv_tx [2019-10-13 18:15:35,944 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_send_cmd_submit [2019-10-13 18:15:35,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 18:15:35,945 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue_from_unlink_tx [2019-10-13 18:15:35,945 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_send_cmd_unlink [2019-10-13 18:15:35,945 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-10-13 18:15:35,945 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-13 18:15:35,945 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-13 18:15:35,946 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_xmit [2019-10-13 18:15:35,946 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_dump_urb [2019-10-13 18:15:35,946 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_dump_header [2019-10-13 18:15:35,946 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_recv_xbuff [2019-10-13 18:15:35,947 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_recv_iso [2019-10-13 18:15:35,947 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_event_happened [2019-10-13 18:15:35,947 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2019-10-13 18:15:35,947 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_giveback_urb [2019-10-13 18:15:35,947 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_rx_loop [2019-10-13 18:15:35,948 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_to_hcd [2019-10-13 18:15:35,948 INFO L130 BoogieDeclarations]: Found specification of procedure pickup_urb_and_free_priv [2019-10-13 18:15:35,948 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_recv_ret_submit [2019-10-13 18:15:35,948 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue_pending_unlink [2019-10-13 18:15:35,948 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_recv_ret_unlink [2019-10-13 18:15:35,949 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_rx_pdu [2019-10-13 18:15:35,949 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-13 18:15:35,949 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-13 18:15:35,949 INFO L130 BoogieDeclarations]: Found specification of procedure get_order [2019-10-13 18:15:35,949 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-13 18:15:35,950 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-10-13 18:15:35,950 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-10-13 18:15:35,950 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference [2019-10-13 18:15:35,950 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-13 18:15:35,952 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-13 18:15:35,957 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-13 18:15:35,957 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-13 18:15:35,957 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-13 18:15:35,957 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-13 18:15:35,957 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-13 18:15:35,958 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-10-13 18:15:35,958 INFO L130 BoogieDeclarations]: Found specification of procedure __get_free_pages [2019-10-13 18:15:35,959 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2019-10-13 18:15:35,959 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2019-10-13 18:15:35,959 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-10-13 18:15:35,959 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2019-10-13 18:15:35,959 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2019-10-13 18:15:35,959 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-13 18:15:35,959 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2019-10-13 18:15:35,960 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-13 18:15:35,960 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2019-10-13 18:15:35,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_dev_22 [2019-10-13 18:15:35,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_dev_24 [2019-10-13 18:15:35,960 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2019-10-13 18:15:35,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_dev_21 [2019-10-13 18:15:35,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_dev_23 [2019-10-13 18:15:35,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_dev_25 [2019-10-13 18:15:35,960 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2019-10-13 18:15:35,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_dev [2019-10-13 18:15:35,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_dev [2019-10-13 18:15:35,961 INFO L130 BoogieDeclarations]: Found specification of procedure kmemleak_alloc [2019-10-13 18:15:35,961 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2019-10-13 18:15:35,961 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~gfp_t~0~TO~VOID [2019-10-13 18:15:35,961 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_index [2019-10-13 18:15:35,961 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_slab [2019-10-13 18:15:35,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 18:15:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 18:15:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-13 18:15:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 18:15:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 18:15:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-13 18:15:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2019-10-13 18:15:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_large [2019-10-13 18:15:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-13 18:15:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-13 18:15:35,963 INFO L130 BoogieDeclarations]: Found specification of procedure sock_release [2019-10-13 18:15:35,963 INFO L130 BoogieDeclarations]: Found specification of procedure kernel_sock_shutdown [2019-10-13 18:15:35,963 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_task_init [2019-10-13 18:15:35,963 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_stop_threads [2019-10-13 18:15:35,963 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_start_eh [2019-10-13 18:15:35,963 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_stop_eh [2019-10-13 18:15:35,963 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_register [2019-10-13 18:15:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2019-10-13 18:15:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2019-10-13 18:15:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2019-10-13 18:15:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2019-10-13 18:15:35,965 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_check_unlink_urb [2019-10-13 18:15:35,965 INFO L130 BoogieDeclarations]: Found specification of procedure usb_create_hcd [2019-10-13 18:15:35,965 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2019-10-13 18:15:35,965 INFO L130 BoogieDeclarations]: Found specification of procedure usb_add_hcd [2019-10-13 18:15:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remove_hcd [2019-10-13 18:15:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_poll_rh_status [2019-10-13 18:15:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_resume_root_hub [2019-10-13 18:15:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure rh_port_disconnect [2019-10-13 18:15:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_vhci [2019-10-13 18:15:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_dev [2019-10-13 18:15:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_hub_status [2019-10-13 18:15:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_hub_control [2019-10-13 18:15:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_urb_enqueue [2019-10-13 18:15:35,968 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_urb_dequeue [2019-10-13 18:15:35,968 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_start [2019-10-13 18:15:35,968 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_stop [2019-10-13 18:15:35,968 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_get_frame_number [2019-10-13 18:15:35,969 INFO L130 BoogieDeclarations]: Found specification of procedure dump_port_status [2019-10-13 18:15:35,969 INFO L130 BoogieDeclarations]: Found specification of procedure hub_descriptor [2019-10-13 18:15:35,969 INFO L130 BoogieDeclarations]: Found specification of procedure get_vdev [2019-10-13 18:15:35,969 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_tx_urb [2019-10-13 18:15:35,969 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_device_unlink_cleanup [2019-10-13 18:15:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_shutdown_connection [2019-10-13 18:15:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_device_reset [2019-10-13 18:15:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_device_unusable [2019-10-13 18:15:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_device_init [2019-10-13 18:15:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_bus_suspend [2019-10-13 18:15:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_bus_resume [2019-10-13 18:15:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_hcd_probe [2019-10-13 18:15:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_hcd_remove [2019-10-13 18:15:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_hcd_suspend [2019-10-13 18:15:35,972 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_hcd_resume [2019-10-13 18:15:35,972 INFO L130 BoogieDeclarations]: Found specification of procedure the_pdev_release [2019-10-13 18:15:35,972 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_init [2019-10-13 18:15:35,972 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_cleanup [2019-10-13 18:15:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-10-13 18:15:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2019-10-13 18:15:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2019-10-13 18:15:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 18:15:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 18:15:35,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-13 18:15:36,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-13 18:15:36,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-13 18:15:36,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2019-10-13 18:15:36,031 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 18:15:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 18:15:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 18:15:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 18:15:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 18:15:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 18:15:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 18:15:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 18:15:36,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 18:15:36,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 18:15:36,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 18:15:36,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 18:16:01,336 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 18:16:01,337 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 18:16:01,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:16:01 BoogieIcfgContainer [2019-10-13 18:16:01,339 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 18:16:01,340 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 18:16:01,340 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 18:16:01,343 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 18:16:01,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:15:32" (1/3) ... [2019-10-13 18:16:01,344 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e386b32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:16:01, skipping insertion in model container [2019-10-13 18:16:01,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:15:35" (2/3) ... [2019-10-13 18:16:01,345 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e386b32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:16:01, skipping insertion in model container [2019-10-13 18:16:01,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:16:01" (3/3) ... [2019-10-13 18:16:01,347 INFO L109 eAbstractionObserver]: Analyzing ICFG main3_drivers-staging-usbip-vhci-hcd-ko--132_1a--927c3fa.i [2019-10-13 18:16:01,356 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 18:16:01,366 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 18:16:01,377 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 18:16:01,410 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 18:16:01,411 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 18:16:01,411 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 18:16:01,411 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 18:16:01,411 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 18:16:01,411 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 18:16:01,411 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 18:16:01,412 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 18:16:01,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states. [2019-10-13 18:16:01,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-13 18:16:01,467 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 18:16:01,468 INFO L380 BasicCegarLoop]: trace histogram [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 18:16:01,470 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 18:16:01,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 18:16:01,476 INFO L82 PathProgramCache]: Analyzing trace with hash -1298140249, now seen corresponding path program 1 times [2019-10-13 18:16:01,485 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 18:16:01,486 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371201721] [2019-10-13 18:16:01,486 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:16:01,486 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:16:01,486 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 18:16:02,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat