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 --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 22:47:35,893 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 22:47:35,895 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 22:47:35,907 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 22:47:35,908 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 22:47:35,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 22:47:35,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 22:47:35,913 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 22:47:35,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 22:47:35,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 22:47:35,920 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 22:47:35,923 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 22:47:35,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 22:47:35,925 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 22:47:35,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 22:47:35,927 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 22:47:35,929 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 22:47:35,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 22:47:35,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 22:47:35,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 22:47:35,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 22:47:35,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 22:47:35,942 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 22:47:35,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 22:47:35,949 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 22:47:35,949 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 22:47:35,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 22:47:35,952 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 22:47:35,953 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 22:47:35,955 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 22:47:35,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 22:47:35,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 22:47:35,957 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 22:47:35,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 22:47:35,961 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 22:47:35,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 22:47:35,962 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 22:47:35,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 22:47:35,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 22:47:35,965 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 22:47:35,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 22:47:35,967 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 22:47:35,981 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 22:47:35,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 22:47:35,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 22:47:35,983 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 22:47:35,983 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 22:47:35,983 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 22:47:35,984 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 22:47:35,984 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 22:47:35,984 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 22:47:35,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 22:47:35,984 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 22:47:35,985 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 22:47:35,985 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 22:47:35,985 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 22:47:35,985 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 22:47:35,985 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 22:47:35,986 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 22:47:35,986 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 22:47:35,986 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 22:47:35,986 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 22:47:35,987 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 22:47:35,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 22:47:35,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 22:47:35,987 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 22:47:35,987 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 22:47:35,988 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 22:47:35,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 22:47:35,988 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 22:47:35,988 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-13 22:47:36,316 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 22:47:36,336 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 22:47:36,338 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 22:47:36,339 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 22:47:36,340 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 22:47:36,340 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2019-10-13 22:47:36,397 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a782a5044/c4a4458fb45743fa892bcd55f51101ec/FLAG6e5112bc7 [2019-10-13 22:47:37,224 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 22:47:37,226 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2019-10-13 22:47:37,267 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a782a5044/c4a4458fb45743fa892bcd55f51101ec/FLAG6e5112bc7 [2019-10-13 22:47:37,391 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a782a5044/c4a4458fb45743fa892bcd55f51101ec [2019-10-13 22:47:37,402 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 22:47:37,404 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 22:47:37,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 22:47:37,405 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 22:47:37,410 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 22:47:37,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:47:37" (1/1) ... [2019-10-13 22:47:37,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f36ad98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:47:37, skipping insertion in model container [2019-10-13 22:47:37,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:47:37" (1/1) ... [2019-10-13 22:47:37,423 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 22:47:37,540 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 22:47:39,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 22:47:39,523 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 22:47:39,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 22:47:40,277 INFO L192 MainTranslator]: Completed translation [2019-10-13 22:47:40,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:47:40 WrapperNode [2019-10-13 22:47:40,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 22:47:40,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 22:47:40,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 22:47:40,279 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 22:47:40,298 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:47:40" (1/1) ... [2019-10-13 22:47:40,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:47:40" (1/1) ... [2019-10-13 22:47:40,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:47:40" (1/1) ... [2019-10-13 22:47:40,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:47:40" (1/1) ... [2019-10-13 22:47:40,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:47:40" (1/1) ... [2019-10-13 22:47:40,571 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:47:40" (1/1) ... [2019-10-13 22:47:40,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:47:40" (1/1) ... [2019-10-13 22:47:40,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 22:47:40,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 22:47:40,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 22:47:40,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 22:47:40,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:47:40" (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 22:47:40,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 22:47:40,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 22:47:40,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-10-13 22:47:40,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-13 22:47:40,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-13 22:47:40,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2019-10-13 22:47:40,699 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-13 22:47:40,699 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-13 22:47:40,699 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-13 22:47:40,699 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-13 22:47:40,699 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-13 22:47:40,700 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2019-10-13 22:47:40,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 22:47:40,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 22:47:40,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-13 22:47:40,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-13 22:47:40,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 22:47:40,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 22:47:40,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 22:47:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 22:47:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 22:47:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2019-10-13 22:47:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2019-10-13 22:47:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-13 22:47:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-13 22:47:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-13 22:47:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-13 22:47:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-13 22:47:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-10-13 22:47:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2019-10-13 22:47:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2019-10-13 22:47:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2019-10-13 22:47:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2019-10-13 22:47:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2019-10-13 22:47:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2019-10-13 22:47:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2019-10-13 22:47:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail_rcu [2019-10-13 22:47:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_rcu [2019-10-13 22:47:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-13 22:47:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-13 22:47:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-13 22:47:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure imajor [2019-10-13 22:47:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-13 22:47:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2019-10-13 22:47:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-13 22:47:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-13 22:47:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_device [2019-10-13 22:47:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure input_put_device [2019-10-13 22:47:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_min [2019-10-13 22:47:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_max [2019-10-13 22:47:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_touchpad_event [2019-10-13 22:47:40,709 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_abs_event [2019-10-13 22:47:40,709 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_rel_event [2019-10-13 22:47:40,709 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_key_event [2019-10-13 22:47:40,709 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_notify_readers [2019-10-13 22:47:40,709 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_touchpad_touch [2019-10-13 22:47:40,710 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_event [2019-10-13 22:47:40,710 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_fasync [2019-10-13 22:47:40,710 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_free [2019-10-13 22:47:40,710 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_open_device [2019-10-13 22:47:40,710 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_close_device [2019-10-13 22:47:40,711 INFO L138 BoogieDeclarations]: Found implementation of procedure mixdev_open_devices [2019-10-13 22:47:40,711 INFO L138 BoogieDeclarations]: Found implementation of procedure mixdev_close_devices [2019-10-13 22:47:40,711 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_attach_client [2019-10-13 22:47:40,711 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_detach_client [2019-10-13 22:47:40,711 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_release [2019-10-13 22:47:40,711 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_open [2019-10-13 22:47:40,712 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_limit_delta [2019-10-13 22:47:40,712 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_packet [2019-10-13 22:47:40,712 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_generate_response [2019-10-13 22:47:40,712 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_write [2019-10-13 22:47:40,712 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_read [2019-10-13 22:47:40,713 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_poll [2019-10-13 22:47:40,713 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_mark_dead [2019-10-13 22:47:40,713 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_hangup [2019-10-13 22:47:40,713 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_cleanup [2019-10-13 22:47:40,713 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_reserve_minor [2019-10-13 22:47:40,714 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_create [2019-10-13 22:47:40,714 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_destroy [2019-10-13 22:47:40,714 INFO L138 BoogieDeclarations]: Found implementation of procedure mixdev_add_device [2019-10-13 22:47:40,714 INFO L138 BoogieDeclarations]: Found implementation of procedure mixdev_remove_device [2019-10-13 22:47:40,714 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_connect [2019-10-13 22:47:40,715 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_disconnect [2019-10-13 22:47:40,715 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_psaux_register [2019-10-13 22:47:40,715 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_psaux_unregister [2019-10-13 22:47:40,715 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_init [2019-10-13 22:47:40,715 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_exit [2019-10-13 22:47:40,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2019-10-13 22:47:40,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_input_handler_1 [2019-10-13 22:47:40,716 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 22:47:40,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-10-13 22:47:40,716 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-13 22:47:40,716 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-13 22:47:40,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2019-10-13 22:47:40,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2019-10-13 22:47:40,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2019-10-13 22:47:40,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_8 [2019-10-13 22:47:40,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_9 [2019-10-13 22:47:40,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_10 [2019-10-13 22:47:40,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-10-13 22:47:40,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_12 [2019-10-13 22:47:40,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2019-10-13 22:47:40,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_14 [2019-10-13 22:47:40,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2019-10-13 22:47:40,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_16 [2019-10-13 22:47:40,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2019-10-13 22:47:40,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_18 [2019-10-13 22:47:40,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2019-10-13 22:47:40,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_20 [2019-10-13 22:47:40,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_21 [2019-10-13 22:47:40,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_del_22 [2019-10-13 22:47:40,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_init_23 [2019-10-13 22:47:40,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_24 [2019-10-13 22:47:40,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_25 [2019-10-13 22:47:40,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_26 [2019-10-13 22:47:40,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_27 [2019-10-13 22:47:40,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_register_28 [2019-10-13 22:47:40,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_29 [2019-10-13 22:47:40,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 22:47:40,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-13 22:47:40,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-13 22:47:40,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-13 22:47:40,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-13 22:47:40,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-13 22:47:40,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-10-13 22:47:40,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-10-13 22:47:40,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-13 22:47:40,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-13 22:47:40,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-13 22:47:40,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-13 22:47:40,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-13 22:47:40,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-10-13 22:47:40,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-10-13 22:47:40,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-10-13 22:47:40,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-10-13 22:47:40,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-10-13 22:47:40,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-10-13 22:47:40,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-13 22:47:40,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-13 22:47:40,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-13 22:47:40,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-13 22:47:40,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-13 22:47:40,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2019-10-13 22:47:40,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2019-10-13 22:47:40,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2019-10-13 22:47:40,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2019-10-13 22:47:40,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-13 22:47:40,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-13 22:47:40,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-13 22:47:40,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-13 22:47:40,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-13 22:47:40,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-13 22:47:40,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-13 22:47:40,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2019-10-13 22:47:40,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-13 22:47:40,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-13 22:47:40,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-13 22:47:40,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_mousedev [2019-10-13 22:47:40,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_mousedev [2019-10-13 22:47:40,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_mousedev [2019-10-13 22:47:40,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_mousedev [2019-10-13 22:47:40,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_mousedev [2019-10-13 22:47:40,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_mousedev [2019-10-13 22:47:40,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_mousedev [2019-10-13 22:47:40,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_mousedev [2019-10-13 22:47:40,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_mousedev [2019-10-13 22:47:40,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_mousedev [2019-10-13 22:47:40,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_mousedev [2019-10-13 22:47:40,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 22:47:40,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-10-13 22:47:40,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-13 22:47:40,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-13 22:47:40,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add_rcu [2019-10-13 22:47:40,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2019-10-13 22:47:40,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-10-13 22:47:40,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-10-13 22:47:40,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __msecs_to_jiffies [2019-10-13 22:47:40,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-13 22:47:40,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-13 22:47:40,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-13 22:47:40,732 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-13 22:47:40,732 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-13 22:47:40,732 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-13 22:47:40,733 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-13 22:47:40,733 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-13 22:47:40,733 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2019-10-13 22:47:40,733 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2019-10-13 22:47:40,733 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_init [2019-10-13 22:47:40,733 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-10-13 22:47:40,734 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_name [2019-10-13 22:47:40,734 INFO L138 BoogieDeclarations]: Found implementation of procedure device_add [2019-10-13 22:47:40,734 INFO L138 BoogieDeclarations]: Found implementation of procedure device_del [2019-10-13 22:47:40,734 INFO L138 BoogieDeclarations]: Found implementation of procedure device_initialize [2019-10-13 22:47:40,734 INFO L138 BoogieDeclarations]: Found implementation of procedure fasync_helper [2019-10-13 22:47:40,734 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-10-13 22:47:40,735 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2019-10-13 22:47:40,735 INFO L138 BoogieDeclarations]: Found implementation of procedure input_close_device [2019-10-13 22:47:40,735 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_minor [2019-10-13 22:47:40,735 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_new_minor [2019-10-13 22:47:40,735 INFO L138 BoogieDeclarations]: Found implementation of procedure input_open_device [2019-10-13 22:47:40,735 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_handle [2019-10-13 22:47:40,736 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_handler [2019-10-13 22:47:40,736 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_handle [2019-10-13 22:47:40,736 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_handler [2019-10-13 22:47:40,736 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2019-10-13 22:47:40,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_bind_1 [2019-10-13 22:47:40,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 22:47:40,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_1 [2019-10-13 22:47:40,737 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2019-10-13 22:47:40,737 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2019-10-13 22:47:40,737 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-13 22:47:40,737 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2019-10-13 22:47:40,738 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2019-10-13 22:47:40,738 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2019-10-13 22:47:40,738 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-13 22:47:40,738 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2019-10-13 22:47:40,738 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-13 22:47:40,738 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-13 22:47:40,739 INFO L138 BoogieDeclarations]: Found implementation of procedure nonseekable_open [2019-10-13 22:47:40,739 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2019-10-13 22:47:40,739 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-10-13 22:47:40,739 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-13 22:47:40,739 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2019-10-13 22:47:40,739 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2019-10-13 22:47:40,740 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-10-13 22:47:40,740 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_sched [2019-10-13 22:47:40,740 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 22:47:40,740 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 22:47:40,740 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 22:47:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 22:47:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 22:47:40,741 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 22:47:40,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 22:47:40,741 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2019-10-13 22:47:40,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 22:47:40,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 22:47:40,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 22:47:40,742 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-13 22:47:40,742 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-13 22:47:40,742 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-13 22:47:40,742 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-13 22:47:40,742 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-10-13 22:47:40,743 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-10-13 22:47:40,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-13 22:47:40,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-13 22:47:40,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-13 22:47:40,743 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-13 22:47:40,743 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-13 22:47:40,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 22:47:40,744 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-13 22:47:40,744 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-13 22:47:40,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 22:47:40,744 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2019-10-13 22:47:40,744 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2019-10-13 22:47:40,744 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 22:47:40,745 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 22:47:40,745 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-10-13 22:47:40,745 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-13 22:47:40,745 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-13 22:47:40,745 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-13 22:47:40,746 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2019-10-13 22:47:40,746 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2019-10-13 22:47:40,746 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2019-10-13 22:47:40,746 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-13 22:47:40,746 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-13 22:47:40,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_10 [2019-10-13 22:47:40,747 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-13 22:47:40,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2019-10-13 22:47:40,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_8 [2019-10-13 22:47:40,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-10-13 22:47:40,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2019-10-13 22:47:40,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2019-10-13 22:47:40,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2019-10-13 22:47:40,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2019-10-13 22:47:40,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_21 [2019-10-13 22:47:40,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_25 [2019-10-13 22:47:40,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_27 [2019-10-13 22:47:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 22:47:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 22:47:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 22:47:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 22:47:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 22:47:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 22:47:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 22:47:40,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 22:47:40,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 22:47:40,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 22:47:40,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-13 22:47:40,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-13 22:47:40,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 22:47:40,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 22:47:40,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 22:47:40,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 22:47:40,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 22:47:40,798 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2019-10-13 22:47:40,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_12 [2019-10-13 22:47:40,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_16 [2019-10-13 22:47:40,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_24 [2019-10-13 22:47:40,799 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-13 22:47:40,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2019-10-13 22:47:40,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2019-10-13 22:47:40,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_9 [2019-10-13 22:47:40,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_14 [2019-10-13 22:47:40,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_18 [2019-10-13 22:47:40,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_20 [2019-10-13 22:47:40,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_26 [2019-10-13 22:47:40,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-13 22:47:40,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-13 22:47:40,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-13 22:47:40,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-13 22:47:40,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-13 22:47:40,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-13 22:47:40,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-13 22:47:40,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_mousedev [2019-10-13 22:47:40,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_mousedev [2019-10-13 22:47:40,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_mousedev [2019-10-13 22:47:40,801 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2019-10-13 22:47:40,801 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2019-10-13 22:47:40,801 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-13 22:47:40,801 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-13 22:47:40,801 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-13 22:47:40,802 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-13 22:47:40,802 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-13 22:47:40,802 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-13 22:47:40,802 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-13 22:47:40,802 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-13 22:47:40,802 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-13 22:47:40,802 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-13 22:47:40,802 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-13 22:47:40,803 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-13 22:47:40,803 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-10-13 22:47:40,803 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-10-13 22:47:40,803 INFO L130 BoogieDeclarations]: Found specification of procedure __msecs_to_jiffies [2019-10-13 22:47:40,803 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-10-13 22:47:40,803 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_sched [2019-10-13 22:47:40,803 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2019-10-13 22:47:40,803 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2019-10-13 22:47:40,804 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2019-10-13 22:47:40,804 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2019-10-13 22:47:40,804 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2019-10-13 22:47:40,804 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2019-10-13 22:47:40,804 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-10-13 22:47:40,804 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2019-10-13 22:47:40,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 22:47:40,804 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2019-10-13 22:47:40,805 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add_rcu [2019-10-13 22:47:40,805 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail_rcu [2019-10-13 22:47:40,805 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_rcu [2019-10-13 22:47:40,805 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-10-13 22:47:40,805 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 22:47:40,805 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-13 22:47:40,805 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-13 22:47:40,805 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-13 22:47:40,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2019-10-13 22:47:40,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_input_handler_1 [2019-10-13 22:47:40,806 INFO L130 BoogieDeclarations]: Found specification of procedure imajor [2019-10-13 22:47:40,806 INFO L130 BoogieDeclarations]: Found specification of procedure fasync_helper [2019-10-13 22:47:40,806 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2019-10-13 22:47:40,806 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2019-10-13 22:47:40,806 INFO L130 BoogieDeclarations]: Found specification of procedure nonseekable_open [2019-10-13 22:47:40,807 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-13 22:47:40,807 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-10-13 22:47:40,807 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-13 22:47:40,807 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2019-10-13 22:47:40,807 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-10-13 22:47:40,807 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-13 22:47:40,807 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-13 22:47:40,807 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_name [2019-10-13 22:47:40,808 INFO L130 BoogieDeclarations]: Found specification of procedure device_initialize [2019-10-13 22:47:40,808 INFO L130 BoogieDeclarations]: Found specification of procedure device_add [2019-10-13 22:47:40,808 INFO L130 BoogieDeclarations]: Found specification of procedure device_del [2019-10-13 22:47:40,808 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2019-10-13 22:47:40,808 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2019-10-13 22:47:40,808 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_device [2019-10-13 22:47:40,808 INFO L130 BoogieDeclarations]: Found specification of procedure input_put_device [2019-10-13 22:47:40,808 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_handler [2019-10-13 22:47:40,809 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_handler [2019-10-13 22:47:40,809 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_new_minor [2019-10-13 22:47:40,809 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_minor [2019-10-13 22:47:40,809 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_handle [2019-10-13 22:47:40,809 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_handle [2019-10-13 22:47:40,809 INFO L130 BoogieDeclarations]: Found specification of procedure input_open_device [2019-10-13 22:47:40,809 INFO L130 BoogieDeclarations]: Found specification of procedure input_close_device [2019-10-13 22:47:40,809 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_min [2019-10-13 22:47:40,810 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_max [2019-10-13 22:47:40,810 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_init [2019-10-13 22:47:40,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_init_23 [2019-10-13 22:47:40,810 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2019-10-13 22:47:40,810 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2019-10-13 22:47:40,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_del_22 [2019-10-13 22:47:40,810 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_touchpad_event [2019-10-13 22:47:40,811 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_abs_event [2019-10-13 22:47:40,811 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_rel_event [2019-10-13 22:47:40,811 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_key_event [2019-10-13 22:47:40,811 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_notify_readers [2019-10-13 22:47:40,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 22:47:40,811 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_touchpad_touch [2019-10-13 22:47:40,811 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_event [2019-10-13 22:47:40,812 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_fasync [2019-10-13 22:47:40,812 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_free [2019-10-13 22:47:40,812 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_open_device [2019-10-13 22:47:40,812 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_close_device [2019-10-13 22:47:40,812 INFO L130 BoogieDeclarations]: Found specification of procedure mixdev_open_devices [2019-10-13 22:47:40,812 INFO L130 BoogieDeclarations]: Found specification of procedure mixdev_close_devices [2019-10-13 22:47:40,813 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_attach_client [2019-10-13 22:47:40,813 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_detach_client [2019-10-13 22:47:40,813 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_release [2019-10-13 22:47:40,813 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-13 22:47:40,813 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_open [2019-10-13 22:47:40,813 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-13 22:47:40,813 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_limit_delta [2019-10-13 22:47:40,814 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_packet [2019-10-13 22:47:40,814 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_generate_response [2019-10-13 22:47:40,814 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_write [2019-10-13 22:47:40,814 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_read [2019-10-13 22:47:40,814 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_poll [2019-10-13 22:47:40,814 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_mark_dead [2019-10-13 22:47:40,814 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_hangup [2019-10-13 22:47:40,814 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_cleanup [2019-10-13 22:47:40,815 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_reserve_minor [2019-10-13 22:47:40,815 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_create [2019-10-13 22:47:40,815 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_destroy [2019-10-13 22:47:40,815 INFO L130 BoogieDeclarations]: Found specification of procedure mixdev_add_device [2019-10-13 22:47:40,815 INFO L130 BoogieDeclarations]: Found specification of procedure mixdev_remove_device [2019-10-13 22:47:40,815 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_connect [2019-10-13 22:47:40,815 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_disconnect [2019-10-13 22:47:40,815 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2019-10-13 22:47:40,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_register_28 [2019-10-13 22:47:40,816 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2019-10-13 22:47:40,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_29 [2019-10-13 22:47:40,816 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_psaux_register [2019-10-13 22:47:40,816 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_psaux_unregister [2019-10-13 22:47:40,816 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_init [2019-10-13 22:47:40,816 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_exit [2019-10-13 22:47:40,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 22:47:40,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 22:47:40,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2019-10-13 22:47:40,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_bind_1 [2019-10-13 22:47:40,817 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 22:47:40,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 22:47:40,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-13 22:47:40,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-13 22:47:40,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-10-13 22:47:40,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-10-13 22:47:40,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-13 22:47:40,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-13 22:47:40,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-13 22:47:40,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-10-13 22:47:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-10-13 22:47:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-10-13 22:47:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-10-13 22:47:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-10-13 22:47:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-10-13 22:47:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-13 22:47:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-13 22:47:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-13 22:47:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2019-10-13 22:47:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2019-10-13 22:47:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2019-10-13 22:47:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2019-10-13 22:47:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-13 22:47:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-13 22:47:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-13 22:47:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-13 22:47:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2019-10-13 22:47:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-13 22:47:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-13 22:47:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-13 22:47:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_mousedev [2019-10-13 22:47:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_mousedev [2019-10-13 22:47:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_mousedev [2019-10-13 22:47:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_mousedev [2019-10-13 22:47:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_mousedev [2019-10-13 22:47:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_mousedev [2019-10-13 22:47:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_mousedev [2019-10-13 22:47:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_mousedev [2019-10-13 22:47:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 22:47:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-13 22:47:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-13 22:47:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 22:47:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 22:47:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 22:47:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 22:47:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 22:47:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 22:47:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 22:47:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 22:47:40,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 22:47:41,611 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 22:48:02,010 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 22:48:02,011 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 22:48:02,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:48:02 BoogieIcfgContainer [2019-10-13 22:48:02,013 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 22:48:02,014 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 22:48:02,014 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 22:48:02,017 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 22:48:02,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 10:47:37" (1/3) ... [2019-10-13 22:48:02,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d53c173 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:48:02, skipping insertion in model container [2019-10-13 22:48:02,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:47:40" (2/3) ... [2019-10-13 22:48:02,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d53c173 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:48:02, skipping insertion in model container [2019-10-13 22:48:02,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:48:02" (3/3) ... [2019-10-13 22:48:02,020 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2019-10-13 22:48:02,029 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 22:48:02,037 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 22:48:02,047 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 22:48:02,081 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 22:48:02,082 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 22:48:02,082 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 22:48:02,082 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 22:48:02,082 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 22:48:02,082 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 22:48:02,082 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 22:48:02,083 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 22:48:02,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states. [2019-10-13 22:48:02,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2019-10-13 22:48:02,144 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:48:02,145 INFO L380 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:48:02,147 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:48:02,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:48:02,153 INFO L82 PathProgramCache]: Analyzing trace with hash -283795322, now seen corresponding path program 1 times [2019-10-13 22:48:02,160 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:48:02,160 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300802240] [2019-10-13 22:48:02,160 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:48:02,160 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:48:02,161 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:48:02,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:48:02,991 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2019-10-13 22:48:02,992 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300802240] [2019-10-13 22:48:02,993 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:48:02,993 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 22:48:02,994 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323490660] [2019-10-13 22:48:02,999 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 22:48:02,999 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:48:03,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 22:48:03,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:48:03,016 INFO L87 Difference]: Start difference. First operand 1221 states. Second operand 3 states. [2019-10-13 22:48:03,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:48:03,370 INFO L93 Difference]: Finished difference Result 2785 states and 3577 transitions. [2019-10-13 22:48:03,370 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 22:48:03,372 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 171 [2019-10-13 22:48:03,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:48:03,410 INFO L225 Difference]: With dead ends: 2785 [2019-10-13 22:48:03,410 INFO L226 Difference]: Without dead ends: 1756 [2019-10-13 22:48:03,422 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 [2019-10-13 22:48:03,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1756 states. [2019-10-13 22:48:03,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1756 to 1741. [2019-10-13 22:48:03,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1741 states. [2019-10-13 22:48:03,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1741 states and 2146 transitions. [2019-10-13 22:48:03,640 INFO L78 Accepts]: Start accepts. Automaton has 1741 states and 2146 transitions. Word has length 171 [2019-10-13 22:48:03,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:48:03,645 INFO L462 AbstractCegarLoop]: Abstraction has 1741 states and 2146 transitions. [2019-10-13 22:48:03,645 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 22:48:03,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 2146 transitions. [2019-10-13 22:48:03,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-10-13 22:48:03,662 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:48:03,663 INFO L380 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:48:03,663 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:48:03,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:48:03,664 INFO L82 PathProgramCache]: Analyzing trace with hash 1018612810, now seen corresponding path program 1 times [2019-10-13 22:48:03,664 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:48:03,665 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286297201] [2019-10-13 22:48:03,665 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:48:03,665 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:48:03,665 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:48:03,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:48:04,085 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2019-10-13 22:48:04,085 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286297201] [2019-10-13 22:48:04,086 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:48:04,087 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 22:48:04,087 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146640481] [2019-10-13 22:48:04,090 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 22:48:04,090 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:48:04,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 22:48:04,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:48:04,091 INFO L87 Difference]: Start difference. First operand 1741 states and 2146 transitions. Second operand 3 states. [2019-10-13 22:48:06,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:48:06,333 INFO L93 Difference]: Finished difference Result 4883 states and 6020 transitions. [2019-10-13 22:48:06,333 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 22:48:06,333 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 183 [2019-10-13 22:48:06,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:48:06,363 INFO L225 Difference]: With dead ends: 4883 [2019-10-13 22:48:06,363 INFO L226 Difference]: Without dead ends: 3191 [2019-10-13 22:48:06,373 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 [2019-10-13 22:48:06,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3191 states. [2019-10-13 22:48:06,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3191 to 3186. [2019-10-13 22:48:06,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3186 states. [2019-10-13 22:48:06,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3186 states to 3186 states and 3930 transitions. [2019-10-13 22:48:06,554 INFO L78 Accepts]: Start accepts. Automaton has 3186 states and 3930 transitions. Word has length 183 [2019-10-13 22:48:06,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:48:06,556 INFO L462 AbstractCegarLoop]: Abstraction has 3186 states and 3930 transitions. [2019-10-13 22:48:06,556 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 22:48:06,556 INFO L276 IsEmpty]: Start isEmpty. Operand 3186 states and 3930 transitions. [2019-10-13 22:48:06,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-10-13 22:48:06,562 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:48:06,563 INFO L380 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:48:06,563 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:48:06,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:48:06,564 INFO L82 PathProgramCache]: Analyzing trace with hash 979313077, now seen corresponding path program 1 times [2019-10-13 22:48:06,564 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:48:06,564 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384725944] [2019-10-13 22:48:06,564 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:48:06,565 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:48:06,565 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:48:06,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:48:06,853 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2019-10-13 22:48:06,854 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384725944] [2019-10-13 22:48:06,854 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:48:06,854 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 22:48:06,854 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686060078] [2019-10-13 22:48:06,855 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 22:48:06,856 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:48:06,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 22:48:06,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:48:06,856 INFO L87 Difference]: Start difference. First operand 3186 states and 3930 transitions. Second operand 3 states. [2019-10-13 22:48:07,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:48:07,236 INFO L93 Difference]: Finished difference Result 7896 states and 9730 transitions. [2019-10-13 22:48:07,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 22:48:07,236 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 212 [2019-10-13 22:48:07,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:48:07,271 INFO L225 Difference]: With dead ends: 7896 [2019-10-13 22:48:07,271 INFO L226 Difference]: Without dead ends: 4765 [2019-10-13 22:48:07,282 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 [2019-10-13 22:48:07,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4765 states. [2019-10-13 22:48:07,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4765 to 4661. [2019-10-13 22:48:07,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4661 states. [2019-10-13 22:48:07,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4661 states to 4661 states and 5748 transitions. [2019-10-13 22:48:07,574 INFO L78 Accepts]: Start accepts. Automaton has 4661 states and 5748 transitions. Word has length 212 [2019-10-13 22:48:07,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:48:07,575 INFO L462 AbstractCegarLoop]: Abstraction has 4661 states and 5748 transitions. [2019-10-13 22:48:07,575 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 22:48:07,575 INFO L276 IsEmpty]: Start isEmpty. Operand 4661 states and 5748 transitions. [2019-10-13 22:48:07,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-10-13 22:48:07,581 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:48:07,582 INFO L380 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:48:07,582 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:48:07,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:48:07,583 INFO L82 PathProgramCache]: Analyzing trace with hash 1903197939, now seen corresponding path program 1 times [2019-10-13 22:48:07,583 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:48:07,584 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833856899] [2019-10-13 22:48:07,584 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:48:07,584 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:48:07,585 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:48:07,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:48:07,954 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2019-10-13 22:48:07,955 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833856899] [2019-10-13 22:48:07,955 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:48:07,955 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 22:48:07,956 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574833753] [2019-10-13 22:48:07,956 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 22:48:07,957 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:48:07,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 22:48:07,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:48:07,957 INFO L87 Difference]: Start difference. First operand 4661 states and 5748 transitions. Second operand 3 states. [2019-10-13 22:48:08,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:48:08,079 INFO L93 Difference]: Finished difference Result 4663 states and 5749 transitions. [2019-10-13 22:48:08,080 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 22:48:08,080 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 212 [2019-10-13 22:48:08,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:48:08,113 INFO L225 Difference]: With dead ends: 4663 [2019-10-13 22:48:08,113 INFO L226 Difference]: Without dead ends: 4660 [2019-10-13 22:48:08,117 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 [2019-10-13 22:48:08,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4660 states. [2019-10-13 22:48:08,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4660 to 4660. [2019-10-13 22:48:08,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4660 states. [2019-10-13 22:48:08,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4660 states to 4660 states and 5746 transitions. [2019-10-13 22:48:08,500 INFO L78 Accepts]: Start accepts. Automaton has 4660 states and 5746 transitions. Word has length 212 [2019-10-13 22:48:08,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:48:08,503 INFO L462 AbstractCegarLoop]: Abstraction has 4660 states and 5746 transitions. [2019-10-13 22:48:08,503 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 22:48:08,504 INFO L276 IsEmpty]: Start isEmpty. Operand 4660 states and 5746 transitions. [2019-10-13 22:48:08,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2019-10-13 22:48:08,508 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:48:08,508 INFO L380 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:48:08,508 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:48:08,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:48:08,509 INFO L82 PathProgramCache]: Analyzing trace with hash -1962712706, now seen corresponding path program 1 times [2019-10-13 22:48:08,509 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:48:08,509 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642305881] [2019-10-13 22:48:08,510 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:48:08,510 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:48:08,510 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:48:08,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:48:08,910 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2019-10-13 22:48:08,910 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642305881] [2019-10-13 22:48:08,911 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:48:08,911 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 22:48:08,911 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65214411] [2019-10-13 22:48:08,912 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-13 22:48:08,912 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:48:08,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-13 22:48:08,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-13 22:48:08,913 INFO L87 Difference]: Start difference. First operand 4660 states and 5746 transitions. Second operand 4 states.