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 --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 00:34:06,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 00:34:06,120 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 00:34:06,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 00:34:06,132 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 00:34:06,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 00:34:06,135 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 00:34:06,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 00:34:06,138 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 00:34:06,139 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 00:34:06,140 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 00:34:06,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 00:34:06,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 00:34:06,142 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 00:34:06,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 00:34:06,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 00:34:06,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 00:34:06,146 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 00:34:06,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 00:34:06,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 00:34:06,152 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 00:34:06,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 00:34:06,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 00:34:06,158 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 00:34:06,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 00:34:06,161 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 00:34:06,162 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 00:34:06,163 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 00:34:06,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 00:34:06,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 00:34:06,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 00:34:06,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 00:34:06,166 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 00:34:06,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 00:34:06,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 00:34:06,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 00:34:06,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 00:34:06,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 00:34:06,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 00:34:06,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 00:34:06,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 00:34:06,171 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 [2019-10-15 00:34:06,184 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 00:34:06,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 00:34:06,186 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 00:34:06,186 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 00:34:06,186 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 00:34:06,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 00:34:06,187 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 00:34:06,187 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 00:34:06,187 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 00:34:06,187 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 00:34:06,188 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 00:34:06,188 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 00:34:06,188 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 00:34:06,188 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 00:34:06,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 00:34:06,188 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 00:34:06,189 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 00:34:06,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 00:34:06,189 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 00:34:06,189 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 00:34:06,189 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 00:34:06,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 00:34:06,190 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 00:34:06,190 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 00:34:06,190 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 00:34:06,190 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 00:34:06,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 00:34:06,191 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 00:34:06,191 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 00:34:06,455 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 00:34:06,474 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 00:34:06,478 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 00:34:06,479 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 00:34:06,479 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 00:34:06,480 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2019-10-15 00:34:06,559 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3174da211/c816516dca3643c596b94ae92cccd229/FLAG206af0f25 [2019-10-15 00:34:07,427 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 00:34:07,427 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2019-10-15 00:34:07,476 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3174da211/c816516dca3643c596b94ae92cccd229/FLAG206af0f25 [2019-10-15 00:34:07,886 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3174da211/c816516dca3643c596b94ae92cccd229 [2019-10-15 00:34:07,896 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 00:34:07,897 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 00:34:07,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 00:34:07,899 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 00:34:07,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 00:34:07,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:34:07" (1/1) ... [2019-10-15 00:34:07,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f27304b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:34:07, skipping insertion in model container [2019-10-15 00:34:07,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:34:07" (1/1) ... [2019-10-15 00:34:07,911 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 00:34:08,075 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 00:34:08,643 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3823] [2019-10-15 00:34:08,644 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3824-3825] [2019-10-15 00:34:10,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 00:34:10,178 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 00:34:10,322 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3823] [2019-10-15 00:34:10,323 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3824-3825] [2019-10-15 00:34:10,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 00:34:11,293 INFO L192 MainTranslator]: Completed translation [2019-10-15 00:34:11,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:34:11 WrapperNode [2019-10-15 00:34:11,294 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 00:34:11,295 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 00:34:11,295 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 00:34:11,295 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 00:34:11,309 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:34:11" (1/1) ... [2019-10-15 00:34:11,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:34:11" (1/1) ... [2019-10-15 00:34:11,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:34:11" (1/1) ... [2019-10-15 00:34:11,421 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:34:11" (1/1) ... [2019-10-15 00:34:11,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:34:11" (1/1) ... [2019-10-15 00:34:11,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:34:11" (1/1) ... [2019-10-15 00:34:11,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:34:11" (1/1) ... [2019-10-15 00:34:11,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 00:34:11,718 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 00:34:11,718 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 00:34:11,718 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 00:34:11,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:34:11" (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 [2019-10-15 00:34:11,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 00:34:11,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 00:34:11,791 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-15 00:34:11,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2019-10-15 00:34:11,792 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-15 00:34:11,793 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-15 00:34:11,794 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-10-15 00:34:11,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2019-10-15 00:34:11,794 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-15 00:34:11,795 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-10-15 00:34:11,795 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-15 00:34:11,795 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-15 00:34:11,797 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-15 00:34:11,797 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_cmpxchg [2019-10-15 00:34:11,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __atomic_add_unless [2019-10-15 00:34:11,798 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_unless [2019-10-15 00:34:11,798 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-10-15 00:34:11,798 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-15 00:34:11,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_1 [2019-10-15 00:34:11,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_4 [2019-10-15 00:34:11,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_5 [2019-10-15 00:34:11,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_7 [2019-10-15 00:34:11,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_8 [2019-10-15 00:34:11,799 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-15 00:34:11,800 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-10-15 00:34:11,800 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get_unless_zero [2019-10-15 00:34:11,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-15 00:34:11,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2019-10-15 00:34:11,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-15 00:34:11,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-15 00:34:11,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-15 00:34:11,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-15 00:34:11,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-15 00:34:11,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-15 00:34:11,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-15 00:34:11,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-15 00:34:11,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-15 00:34:11,803 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-15 00:34:11,803 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-15 00:34:11,803 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tty_driver [2019-10-15 00:34:11,803 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2019-10-15 00:34:11,803 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_get [2019-10-15 00:34:11,803 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2019-10-15 00:34:11,803 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-10-15 00:34:11,804 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2019-10-15 00:34:11,804 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2019-10-15 00:34:11,804 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2019-10-15 00:34:11,804 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2019-10-15 00:34:11,804 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2019-10-15 00:34:11,804 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2019-10-15 00:34:11,804 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2019-10-15 00:34:11,804 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-15 00:34:11,805 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-15 00:34:11,805 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-10-15 00:34:11,805 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-10-15 00:34:11,805 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_mark_last_busy [2019-10-15 00:34:11,805 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-10-15 00:34:11,805 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-10-15 00:34:11,807 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-10-15 00:34:11,807 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2019-10-15 00:34:11,807 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_interface_claimed [2019-10-15 00:34:11,807 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2019-10-15 00:34:11,807 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-10-15 00:34:11,807 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-10-15 00:34:11,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-10-15 00:34:11,808 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2019-10-15 00:34:11,808 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2019-10-15 00:34:11,809 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_get_by_index [2019-10-15 00:34:11,809 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_alloc_minor [2019-10-15 00:34:11,810 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_release_minor [2019-10-15 00:34:11,810 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_ctrl_msg [2019-10-15 00:34:11,810 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_wb_alloc [2019-10-15 00:34:11,810 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_wb_is_avail [2019-10-15 00:34:11,810 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_done [2019-10-15 00:34:11,810 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_start_wb [2019-10-15 00:34:11,811 INFO L138 BoogieDeclarations]: Found implementation of procedure show_caps [2019-10-15 00:34:11,812 INFO L138 BoogieDeclarations]: Found implementation of procedure show_country_codes [2019-10-15 00:34:11,812 INFO L138 BoogieDeclarations]: Found implementation of procedure show_country_rel_date [2019-10-15 00:34:11,812 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_ctrl_irq [2019-10-15 00:34:11,812 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urb [2019-10-15 00:34:11,813 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urbs [2019-10-15 00:34:11,814 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_process_read_urb [2019-10-15 00:34:11,814 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_read_bulk_callback [2019-10-15 00:34:11,815 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_bulk [2019-10-15 00:34:11,815 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_softint [2019-10-15 00:34:11,815 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_install [2019-10-15 00:34:11,815 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_open [2019-10-15 00:34:11,815 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_dtr_rts [2019-10-15 00:34:11,816 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_activate [2019-10-15 00:34:11,816 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_destruct [2019-10-15 00:34:11,816 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_shutdown [2019-10-15 00:34:11,816 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_cleanup [2019-10-15 00:34:11,816 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_hangup [2019-10-15 00:34:11,816 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_close [2019-10-15 00:34:11,816 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_write [2019-10-15 00:34:11,817 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_write_room [2019-10-15 00:34:11,817 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_chars_in_buffer [2019-10-15 00:34:11,817 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_throttle [2019-10-15 00:34:11,817 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_unthrottle [2019-10-15 00:34:11,817 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_break_ctl [2019-10-15 00:34:11,817 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmget [2019-10-15 00:34:11,817 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmset [2019-10-15 00:34:11,818 INFO L138 BoogieDeclarations]: Found implementation of procedure get_serial_info [2019-10-15 00:34:11,818 INFO L138 BoogieDeclarations]: Found implementation of procedure set_serial_info [2019-10-15 00:34:11,818 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_serial_change [2019-10-15 00:34:11,818 INFO L138 BoogieDeclarations]: Found implementation of procedure get_serial_usage [2019-10-15 00:34:11,818 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_ioctl [2019-10-15 00:34:11,818 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_set_termios [2019-10-15 00:34:11,818 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_buffers_free [2019-10-15 00:34:11,819 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_read_buffers_free [2019-10-15 00:34:11,819 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_buffers_alloc [2019-10-15 00:34:11,820 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_probe [2019-10-15 00:34:11,820 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_data_traffic [2019-10-15 00:34:11,820 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_disconnect [2019-10-15 00:34:11,820 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_suspend [2019-10-15 00:34:11,820 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_resume [2019-10-15 00:34:11,821 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_reset_resume [2019-10-15 00:34:11,822 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_init [2019-10-15 00:34:11,822 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_exit [2019-10-15 00:34:11,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_2 [2019-10-15 00:34:11,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_port_operations_3 [2019-10-15 00:34:11,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_tty_operations_1 [2019-10-15 00:34:11,823 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 00:34:11,824 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-15 00:34:11,824 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-15 00:34:11,824 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-15 00:34:11,824 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-15 00:34:11,825 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-15 00:34:11,825 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-15 00:34:11,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-10-15 00:34:11,825 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-15 00:34:11,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_19 [2019-10-15 00:34:11,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_20 [2019-10-15 00:34:11,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_21 [2019-10-15 00:34:11,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_22 [2019-10-15 00:34:11,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_coherent_23 [2019-10-15 00:34:11,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_coherent_24 [2019-10-15 00:34:11,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_25 [2019-10-15 00:34:11,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_coherent_26 [2019-10-15 00:34:11,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_27 [2019-10-15 00:34:11,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_28 [2019-10-15 00:34:11,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_29 [2019-10-15 00:34:11,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_30 [2019-10-15 00:34:11,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_31 [2019-10-15 00:34:11,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-15 00:34:11,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-15 00:34:11,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-15 00:34:11,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-15 00:34:11,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-15 00:34:11,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-15 00:34:11,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-15 00:34:11,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-10-15 00:34:11,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-15 00:34:11,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-15 00:34:11,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-15 00:34:11,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-15 00:34:11,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-15 00:34:11,839 INFO L138 BoogieDeclarations]: Found implementation of procedure __tty_alloc_driver [2019-10-15 00:34:11,839 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-15 00:34:11,839 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-15 00:34:11,839 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-15 00:34:11,839 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-15 00:34:11,840 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-15 00:34:11,840 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-15 00:34:11,840 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-15 00:34:11,840 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-15 00:34:11,840 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-15 00:34:11,840 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2019-10-15 00:34:11,841 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2019-10-15 00:34:11,841 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-10-15 00:34:11,841 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-15 00:34:11,841 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-15 00:34:11,841 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2019-10-15 00:34:11,841 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2019-10-15 00:34:11,841 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-10-15 00:34:11,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 00:34:11,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 00:34:11,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-15 00:34:11,842 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-15 00:34:11,842 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-10-15 00:34:11,842 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-15 00:34:11,842 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-15 00:34:11,842 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-15 00:34:11,843 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2019-10-15 00:34:11,843 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-15 00:34:11,843 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2019-10-15 00:34:11,843 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-10-15 00:34:11,843 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2019-10-15 00:34:11,843 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2019-10-15 00:34:11,843 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2019-10-15 00:34:11,844 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_close [2019-10-15 00:34:11,844 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_hangup [2019-10-15 00:34:11,844 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_init [2019-10-15 00:34:11,844 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_open [2019-10-15 00:34:11,844 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_put [2019-10-15 00:34:11,844 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_register_device [2019-10-15 00:34:11,844 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2019-10-15 00:34:11,845 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_hangup [2019-10-15 00:34:11,845 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2019-10-15 00:34:11,845 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_driver [2019-10-15 00:34:11,845 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_set_operations [2019-10-15 00:34:11,845 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_standard_install [2019-10-15 00:34:11,845 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2019-10-15 00:34:11,845 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_device [2019-10-15 00:34:11,846 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2019-10-15 00:34:11,846 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_vhangup [2019-10-15 00:34:11,846 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-10-15 00:34:11,846 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-10-15 00:34:11,846 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2019-10-15 00:34:11,846 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2019-10-15 00:34:11,846 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface_async [2019-10-15 00:34:11,846 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface_no_resume [2019-10-15 00:34:11,847 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2019-10-15 00:34:11,847 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2019-10-15 00:34:11,847 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-10-15 00:34:11,847 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-15 00:34:11,847 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_claim_interface [2019-10-15 00:34:11,847 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2019-10-15 00:34:11,847 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-10-15 00:34:11,847 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-10-15 00:34:11,848 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_from_anchor [2019-10-15 00:34:11,848 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intf [2019-10-15 00:34:11,848 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2019-10-15 00:34:11,848 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-10-15 00:34:11,848 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_intf [2019-10-15 00:34:11,848 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-15 00:34:11,848 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-10-15 00:34:11,849 INFO L138 BoogieDeclarations]: Found implementation of procedure default_wake_function [2019-10-15 00:34:11,849 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-15 00:34:11,849 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 00:34:11,849 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-15 00:34:11,849 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-15 00:34:11,849 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-15 00:34:11,850 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 00:34:11,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-15 00:34:11,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-15 00:34:11,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-15 00:34:11,850 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-15 00:34:11,850 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2019-10-15 00:34:11,850 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-15 00:34:11,850 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-15 00:34:11,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 00:34:11,851 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-10-15 00:34:11,851 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2019-10-15 00:34:11,851 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-15 00:34:11,851 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-15 00:34:11,851 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-10-15 00:34:11,851 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-15 00:34:11,851 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-15 00:34:11,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 00:34:11,852 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-15 00:34:11,852 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-10-15 00:34:11,852 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-15 00:34:11,852 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-15 00:34:11,852 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-10-15 00:34:11,852 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-15 00:34:11,853 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-15 00:34:11,853 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-10-15 00:34:11,853 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2019-10-15 00:34:11,854 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-15 00:34:11,858 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_cmpxchg [2019-10-15 00:34:11,858 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_add_unless [2019-10-15 00:34:11,858 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_unless [2019-10-15 00:34:11,859 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-10-15 00:34:11,859 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-15 00:34:11,859 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-15 00:34:11,859 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-15 00:34:11,859 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-15 00:34:11,864 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-15 00:34:11,864 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-15 00:34:11,864 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-15 00:34:11,864 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-15 00:34:11,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_1 [2019-10-15 00:34:11,865 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-15 00:34:11,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_4 [2019-10-15 00:34:11,865 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-15 00:34:11,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_5 [2019-10-15 00:34:11,865 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-15 00:34:11,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_7 [2019-10-15 00:34:11,866 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-15 00:34:11,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_8 [2019-10-15 00:34:11,866 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-15 00:34:11,866 INFO L130 BoogieDeclarations]: Found specification of procedure default_wake_function [2019-10-15 00:34:11,867 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-15 00:34:11,867 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2019-10-15 00:34:11,867 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2019-10-15 00:34:11,867 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-15 00:34:11,867 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-15 00:34:11,868 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-15 00:34:11,868 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-15 00:34:11,868 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-15 00:34:11,869 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-15 00:34:11,869 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2019-10-15 00:34:11,869 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-15 00:34:11,869 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-10-15 00:34:11,869 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get_unless_zero [2019-10-15 00:34:11,869 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 00:34:11,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-15 00:34:11,870 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-15 00:34:11,870 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-10-15 00:34:11,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-10-15 00:34:11,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2019-10-15 00:34:11,870 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-15 00:34:11,871 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-15 00:34:11,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-15 00:34:11,871 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 00:34:11,871 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 00:34:11,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 00:34:11,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-15 00:34:11,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 00:34:11,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 00:34:11,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 00:34:11,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 00:34:11,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-15 00:34:11,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-15 00:34:11,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-15 00:34:11,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-15 00:34:11,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-15 00:34:11,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-15 00:34:11,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-15 00:34:11,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-15 00:34:11,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_2 [2019-10-15 00:34:11,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_port_operations_3 [2019-10-15 00:34:11,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_tty_operations_1 [2019-10-15 00:34:11,874 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-10-15 00:34:11,875 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-15 00:34:11,875 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-15 00:34:11,875 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-15 00:34:11,875 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-10-15 00:34:11,875 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-15 00:34:11,876 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-15 00:34:11,876 INFO L130 BoogieDeclarations]: Found specification of procedure __tty_alloc_driver [2019-10-15 00:34:11,876 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2019-10-15 00:34:11,876 INFO L130 BoogieDeclarations]: Found specification of procedure tty_set_operations [2019-10-15 00:34:11,876 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tty_driver [2019-10-15 00:34:11,876 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2019-10-15 00:34:11,877 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_driver [2019-10-15 00:34:11,877 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2019-10-15 00:34:11,877 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_device [2019-10-15 00:34:11,877 INFO L130 BoogieDeclarations]: Found specification of procedure tty_vhangup [2019-10-15 00:34:11,877 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2019-10-15 00:34:11,878 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2019-10-15 00:34:11,878 INFO L130 BoogieDeclarations]: Found specification of procedure tty_standard_install [2019-10-15 00:34:11,878 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_init [2019-10-15 00:34:11,878 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_register_device [2019-10-15 00:34:11,878 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_put [2019-10-15 00:34:11,879 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_get [2019-10-15 00:34:11,880 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2019-10-15 00:34:11,880 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_hangup [2019-10-15 00:34:11,880 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_hangup [2019-10-15 00:34:11,880 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2019-10-15 00:34:11,881 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_close [2019-10-15 00:34:11,881 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_open [2019-10-15 00:34:11,881 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2019-10-15 00:34:11,881 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2019-10-15 00:34:11,881 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2019-10-15 00:34:11,882 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-10-15 00:34:11,882 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2019-10-15 00:34:11,882 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2019-10-15 00:34:11,882 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2019-10-15 00:34:11,882 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2019-10-15 00:34:11,883 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2019-10-15 00:34:11,883 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2019-10-15 00:34:11,883 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2019-10-15 00:34:11,883 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2019-10-15 00:34:11,883 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2019-10-15 00:34:11,884 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-15 00:34:11,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 00:34:11,884 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-15 00:34:11,884 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-15 00:34:11,884 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-15 00:34:11,884 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-15 00:34:11,885 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-10-15 00:34:11,885 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-10-15 00:34:11,885 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-10-15 00:34:11,885 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_mark_last_busy [2019-10-15 00:34:11,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 00:34:11,885 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-10-15 00:34:11,886 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-10-15 00:34:11,886 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intf [2019-10-15 00:34:11,886 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_intf [2019-10-15 00:34:11,886 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-10-15 00:34:11,887 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2019-10-15 00:34:11,887 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2019-10-15 00:34:11,887 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface_async [2019-10-15 00:34:11,887 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2019-10-15 00:34:11,887 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface_no_resume [2019-10-15 00:34:11,888 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2019-10-15 00:34:11,888 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_claim_interface [2019-10-15 00:34:11,888 INFO L130 BoogieDeclarations]: Found specification of procedure usb_interface_claimed [2019-10-15 00:34:11,890 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2019-10-15 00:34:11,890 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2019-10-15 00:34:11,890 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-15 00:34:11,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_30 [2019-10-15 00:34:11,890 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-15 00:34:11,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_31 [2019-10-15 00:34:11,891 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2019-10-15 00:34:11,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 00:34:11,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-15 00:34:11,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 00:34:11,892 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-10-15 00:34:11,892 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-10-15 00:34:11,892 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-10-15 00:34:11,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_25 [2019-10-15 00:34:11,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_27 [2019-10-15 00:34:11,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_28 [2019-10-15 00:34:11,893 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-10-15 00:34:11,893 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-10-15 00:34:11,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_19 [2019-10-15 00:34:11,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_20 [2019-10-15 00:34:11,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_21 [2019-10-15 00:34:11,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_22 [2019-10-15 00:34:11,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_29 [2019-10-15 00:34:11,894 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-10-15 00:34:11,895 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2019-10-15 00:34:11,895 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_from_anchor [2019-10-15 00:34:11,895 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-10-15 00:34:11,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_coherent_23 [2019-10-15 00:34:11,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_coherent_24 [2019-10-15 00:34:11,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_coherent_26 [2019-10-15 00:34:11,896 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-10-15 00:34:11,896 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-10-15 00:34:11,896 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-10-15 00:34:11,896 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2019-10-15 00:34:11,896 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2019-10-15 00:34:11,897 INFO L130 BoogieDeclarations]: Found specification of procedure acm_get_by_index [2019-10-15 00:34:11,897 INFO L130 BoogieDeclarations]: Found specification of procedure acm_alloc_minor [2019-10-15 00:34:11,897 INFO L130 BoogieDeclarations]: Found specification of procedure acm_release_minor [2019-10-15 00:34:11,897 INFO L130 BoogieDeclarations]: Found specification of procedure acm_ctrl_msg [2019-10-15 00:34:11,897 INFO L130 BoogieDeclarations]: Found specification of procedure acm_wb_alloc [2019-10-15 00:34:11,897 INFO L130 BoogieDeclarations]: Found specification of procedure acm_wb_is_avail [2019-10-15 00:34:11,898 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_done [2019-10-15 00:34:11,898 INFO L130 BoogieDeclarations]: Found specification of procedure acm_start_wb [2019-10-15 00:34:11,898 INFO L130 BoogieDeclarations]: Found specification of procedure show_caps [2019-10-15 00:34:11,898 INFO L130 BoogieDeclarations]: Found specification of procedure show_country_codes [2019-10-15 00:34:11,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-15 00:34:11,898 INFO L130 BoogieDeclarations]: Found specification of procedure show_country_rel_date [2019-10-15 00:34:11,899 INFO L130 BoogieDeclarations]: Found specification of procedure acm_ctrl_irq [2019-10-15 00:34:11,899 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urb [2019-10-15 00:34:11,899 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urbs [2019-10-15 00:34:11,899 INFO L130 BoogieDeclarations]: Found specification of procedure acm_process_read_urb [2019-10-15 00:34:11,899 INFO L130 BoogieDeclarations]: Found specification of procedure acm_read_bulk_callback [2019-10-15 00:34:11,900 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_bulk [2019-10-15 00:34:11,900 INFO L130 BoogieDeclarations]: Found specification of procedure acm_softint [2019-10-15 00:34:11,900 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_install [2019-10-15 00:34:11,900 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_open [2019-10-15 00:34:11,900 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_dtr_rts [2019-10-15 00:34:11,901 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_activate [2019-10-15 00:34:11,901 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_destruct [2019-10-15 00:34:11,901 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_shutdown [2019-10-15 00:34:11,901 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_cleanup [2019-10-15 00:34:11,901 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_hangup [2019-10-15 00:34:11,901 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_close [2019-10-15 00:34:11,902 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_write [2019-10-15 00:34:11,902 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_write_room [2019-10-15 00:34:11,902 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_chars_in_buffer [2019-10-15 00:34:11,902 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_throttle [2019-10-15 00:34:11,902 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_unthrottle [2019-10-15 00:34:11,903 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_break_ctl [2019-10-15 00:34:11,903 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmget [2019-10-15 00:34:11,903 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmset [2019-10-15 00:34:11,903 INFO L130 BoogieDeclarations]: Found specification of procedure get_serial_info [2019-10-15 00:34:11,903 INFO L130 BoogieDeclarations]: Found specification of procedure set_serial_info [2019-10-15 00:34:11,903 INFO L130 BoogieDeclarations]: Found specification of procedure wait_serial_change [2019-10-15 00:34:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure get_serial_usage [2019-10-15 00:34:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_ioctl [2019-10-15 00:34:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_set_termios [2019-10-15 00:34:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_buffers_free [2019-10-15 00:34:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure acm_read_buffers_free [2019-10-15 00:34:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_buffers_alloc [2019-10-15 00:34:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure acm_probe [2019-10-15 00:34:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure stop_data_traffic [2019-10-15 00:34:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure acm_disconnect [2019-10-15 00:34:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure acm_suspend [2019-10-15 00:34:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure acm_resume [2019-10-15 00:34:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure acm_reset_resume [2019-10-15 00:34:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure acm_init [2019-10-15 00:34:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure acm_exit [2019-10-15 00:34:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 00:34:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 00:34:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 00:34:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-15 00:34:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-15 00:34:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-15 00:34:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-15 00:34:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-15 00:34:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-15 00:34:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 00:34:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 00:34:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 00:34:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 00:34:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 00:34:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-15 00:34:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-15 00:34:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-15 00:34:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-15 00:34:13,612 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-15 00:34:32,401 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 00:34:32,402 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-15 00:34:32,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:34:32 BoogieIcfgContainer [2019-10-15 00:34:32,404 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 00:34:32,405 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 00:34:32,405 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 00:34:32,407 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 00:34:32,407 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:34:07" (1/3) ... [2019-10-15 00:34:32,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24deb80a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:34:32, skipping insertion in model container [2019-10-15 00:34:32,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:34:11" (2/3) ... [2019-10-15 00:34:32,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24deb80a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:34:32, skipping insertion in model container [2019-10-15 00:34:32,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:34:32" (3/3) ... [2019-10-15 00:34:32,410 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2019-10-15 00:34:32,419 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 00:34:32,429 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 00:34:32,440 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 00:34:32,473 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 00:34:32,473 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 00:34:32,473 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 00:34:32,473 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 00:34:32,474 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 00:34:32,474 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 00:34:32,474 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 00:34:32,474 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 00:34:32,525 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states. [2019-10-15 00:34:32,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-10-15 00:34:32,554 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:34:32,555 INFO L380 BasicCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2019-10-15 00:34:32,557 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:34:32,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:34:32,563 INFO L82 PathProgramCache]: Analyzing trace with hash -1257756627, now seen corresponding path program 1 times [2019-10-15 00:34:32,572 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:34:32,572 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903970849] [2019-10-15 00:34:32,573 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:34:32,573 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:34:32,573 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:34:33,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:34:33,762 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2019-10-15 00:34:33,763 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903970849] [2019-10-15 00:34:33,764 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:34:33,764 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:34:33,765 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625061617] [2019-10-15 00:34:33,770 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:34:33,771 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:34:33,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:34:33,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:34:33,789 INFO L87 Difference]: Start difference. First operand 2009 states. Second operand 3 states. [2019-10-15 00:34:34,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:34:34,986 INFO L93 Difference]: Finished difference Result 5272 states and 6996 transitions. [2019-10-15 00:34:34,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:34:34,988 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 140 [2019-10-15 00:34:34,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:34:35,037 INFO L225 Difference]: With dead ends: 5272 [2019-10-15 00:34:35,037 INFO L226 Difference]: Without dead ends: 3408 [2019-10-15 00:34:35,055 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:34:35,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3408 states. [2019-10-15 00:34:35,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3408 to 3405. [2019-10-15 00:34:35,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3405 states. [2019-10-15 00:34:35,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3405 states to 3405 states and 4464 transitions. [2019-10-15 00:34:35,393 INFO L78 Accepts]: Start accepts. Automaton has 3405 states and 4464 transitions. Word has length 140 [2019-10-15 00:34:35,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:34:35,396 INFO L462 AbstractCegarLoop]: Abstraction has 3405 states and 4464 transitions. [2019-10-15 00:34:35,396 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:34:35,396 INFO L276 IsEmpty]: Start isEmpty. Operand 3405 states and 4464 transitions. [2019-10-15 00:34:35,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-10-15 00:34:35,414 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:34:35,415 INFO L380 BasicCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:34:35,415 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:34:35,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:34:35,416 INFO L82 PathProgramCache]: Analyzing trace with hash -518244558, now seen corresponding path program 1 times [2019-10-15 00:34:35,416 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:34:35,416 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782524984] [2019-10-15 00:34:35,417 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:34:35,417 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:34:35,417 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:34:36,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:34:36,825 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2019-10-15 00:34:36,826 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782524984] [2019-10-15 00:34:36,826 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:34:36,826 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:34:36,827 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906831731] [2019-10-15 00:34:36,829 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:34:36,830 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:34:36,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:34:36,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:34:36,830 INFO L87 Difference]: Start difference. First operand 3405 states and 4464 transitions. Second operand 3 states. [2019-10-15 00:34:38,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:34:38,007 INFO L93 Difference]: Finished difference Result 8652 states and 11314 transitions. [2019-10-15 00:34:38,008 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:34:38,009 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 156 [2019-10-15 00:34:38,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:34:38,073 INFO L225 Difference]: With dead ends: 8652 [2019-10-15 00:34:38,074 INFO L226 Difference]: Without dead ends: 5286 [2019-10-15 00:34:38,094 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:34:38,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5286 states. [2019-10-15 00:34:38,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5286 to 5269. [2019-10-15 00:34:38,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5269 states. [2019-10-15 00:34:38,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5269 states to 5269 states and 6884 transitions. [2019-10-15 00:34:38,406 INFO L78 Accepts]: Start accepts. Automaton has 5269 states and 6884 transitions. Word has length 156 [2019-10-15 00:34:38,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:34:38,409 INFO L462 AbstractCegarLoop]: Abstraction has 5269 states and 6884 transitions. [2019-10-15 00:34:38,409 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:34:38,409 INFO L276 IsEmpty]: Start isEmpty. Operand 5269 states and 6884 transitions. [2019-10-15 00:34:38,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-10-15 00:34:38,417 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:34:38,417 INFO L380 BasicCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:34:38,418 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:34:38,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:34:38,418 INFO L82 PathProgramCache]: Analyzing trace with hash -724124385, now seen corresponding path program 1 times [2019-10-15 00:34:38,419 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:34:38,419 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854133739] [2019-10-15 00:34:38,419 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:34:38,420 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:34:38,420 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:34:38,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:34:39,011 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2019-10-15 00:34:39,012 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854133739] [2019-10-15 00:34:39,012 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:34:39,012 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:34:39,012 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110177757] [2019-10-15 00:34:39,013 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:34:39,013 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:34:39,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:34:39,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:34:39,014 INFO L87 Difference]: Start difference. First operand 5269 states and 6884 transitions. Second operand 3 states. [2019-10-15 00:34:40,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:34:40,429 INFO L93 Difference]: Finished difference Result 13213 states and 17173 transitions. [2019-10-15 00:34:40,430 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:34:40,430 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 147 [2019-10-15 00:34:40,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:34:40,492 INFO L225 Difference]: With dead ends: 13213 [2019-10-15 00:34:40,492 INFO L226 Difference]: Without dead ends: 7992 [2019-10-15 00:34:40,519 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:34:40,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7992 states. [2019-10-15 00:34:40,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7992 to 7987. [2019-10-15 00:34:40,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7987 states. [2019-10-15 00:34:40,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7987 states to 7987 states and 10344 transitions. [2019-10-15 00:34:40,918 INFO L78 Accepts]: Start accepts. Automaton has 7987 states and 10344 transitions. Word has length 147 [2019-10-15 00:34:40,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:34:40,919 INFO L462 AbstractCegarLoop]: Abstraction has 7987 states and 10344 transitions. [2019-10-15 00:34:40,919 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:34:40,919 INFO L276 IsEmpty]: Start isEmpty. Operand 7987 states and 10344 transitions. [2019-10-15 00:34:40,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2019-10-15 00:34:40,934 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:34:40,934 INFO L380 BasicCegarLoop]: trace histogram [17, 17, 17, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:34:40,935 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:34:40,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:34:40,935 INFO L82 PathProgramCache]: Analyzing trace with hash -1367116317, now seen corresponding path program 1 times [2019-10-15 00:34:40,935 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:34:40,936 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405362283] [2019-10-15 00:34:40,936 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:34:40,936 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:34:40,936 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:34:41,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:34:41,779 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2019-10-15 00:34:41,779 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405362283] [2019-10-15 00:34:41,780 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:34:41,780 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:34:41,780 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197020074] [2019-10-15 00:34:41,781 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:34:41,781 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:34:41,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:34:41,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:34:41,781 INFO L87 Difference]: Start difference. First operand 7987 states and 10344 transitions. Second operand 3 states. [2019-10-15 00:34:41,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:34:41,996 INFO L93 Difference]: Finished difference Result 8188 states and 10550 transitions. [2019-10-15 00:34:41,996 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:34:41,997 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 211 [2019-10-15 00:34:41,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:34:42,051 INFO L225 Difference]: With dead ends: 8188 [2019-10-15 00:34:42,051 INFO L226 Difference]: Without dead ends: 8185 [2019-10-15 00:34:42,057 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:34:42,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8185 states.