java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 22:20:36,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 22:20:36,702 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 22:20:36,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 22:20:36,722 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 22:20:36,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 22:20:36,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 22:20:36,735 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 22:20:36,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 22:20:36,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 22:20:36,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 22:20:36,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 22:20:36,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 22:20:36,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 22:20:36,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 22:20:36,752 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 22:20:36,753 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 22:20:36,754 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 22:20:36,756 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 22:20:36,761 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 22:20:36,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 22:20:36,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 22:20:36,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 22:20:36,772 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 22:20:36,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 22:20:36,775 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 22:20:36,775 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 22:20:36,777 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 22:20:36,778 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 22:20:36,780 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 22:20:36,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 22:20:36,781 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 22:20:36,782 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 22:20:36,783 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 22:20:36,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 22:20:36,785 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 22:20:36,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 22:20:36,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 22:20:36,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 22:20:36,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 22:20:36,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 22:20:36,789 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 [2019-09-20 22:20:36,818 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 22:20:36,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 22:20:36,821 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 22:20:36,821 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 22:20:36,821 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 22:20:36,822 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 22:20:36,822 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 22:20:36,822 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 22:20:36,827 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 22:20:36,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 22:20:36,827 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 22:20:36,828 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 22:20:36,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 22:20:36,828 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 22:20:36,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 22:20:36,828 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 22:20:36,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 22:20:36,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 22:20:36,829 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 22:20:36,829 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 22:20:36,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 22:20:36,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 22:20:36,830 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 22:20:36,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 22:20:36,830 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 22:20:36,830 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 22:20:36,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 22:20:36,831 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 22:20:36,831 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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 -> InterpretCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 22:20:36,861 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 22:20:36,873 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 22:20:36,876 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 22:20:36,878 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 22:20:36,878 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 22:20:36,879 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2019-09-20 22:20:36,937 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cb52977c/a6e9b7fdeaf640f2a6edc5d2b8e87b19/FLAG7af224aa8 [2019-09-20 22:20:37,559 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 22:20:37,560 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2019-09-20 22:20:37,587 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cb52977c/a6e9b7fdeaf640f2a6edc5d2b8e87b19/FLAG7af224aa8 [2019-09-20 22:20:37,723 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cb52977c/a6e9b7fdeaf640f2a6edc5d2b8e87b19 [2019-09-20 22:20:37,732 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 22:20:37,734 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 22:20:37,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 22:20:37,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 22:20:37,738 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 22:20:37,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:20:37" (1/1) ... [2019-09-20 22:20:37,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67cdf556 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:20:37, skipping insertion in model container [2019-09-20 22:20:37,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:20:37" (1/1) ... [2019-09-20 22:20:37,750 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 22:20:37,818 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 22:20:38,261 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1323] [2019-09-20 22:20:38,262 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1324-1325] [2019-09-20 22:20:38,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:20:38,700 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 22:20:38,767 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1323] [2019-09-20 22:20:38,768 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1324-1325] [2019-09-20 22:20:38,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:20:38,958 INFO L192 MainTranslator]: Completed translation [2019-09-20 22:20:38,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:20:38 WrapperNode [2019-09-20 22:20:38,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 22:20:38,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 22:20:38,960 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 22:20:38,960 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 22:20:38,978 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:20:38" (1/1) ... [2019-09-20 22:20:38,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:20:38" (1/1) ... [2019-09-20 22:20:39,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:20:38" (1/1) ... [2019-09-20 22:20:39,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:20:38" (1/1) ... [2019-09-20 22:20:39,137 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:20:38" (1/1) ... [2019-09-20 22:20:39,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:20:38" (1/1) ... [2019-09-20 22:20:39,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:20:38" (1/1) ... [2019-09-20 22:20:39,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 22:20:39,169 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 22:20:39,170 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 22:20:39,170 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 22:20:39,171 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:20:38" (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 [2019-09-20 22:20:39,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 22:20:39,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 22:20:39,258 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-09-20 22:20:39,259 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-09-20 22:20:39,260 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-09-20 22:20:39,260 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2019-09-20 22:20:39,260 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-09-20 22:20:39,261 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-09-20 22:20:39,261 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-09-20 22:20:39,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-20 22:20:39,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-20 22:20:39,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-20 22:20:39,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-20 22:20:39,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-20 22:20:39,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-20 22:20:39,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-20 22:20:39,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-20 22:20:39,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-20 22:20:39,265 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-09-20 22:20:39,265 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_allocate_port [2019-09-20 22:20:39,266 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_free_port [2019-09-20 22:20:39,266 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_name [2019-09-20 22:20:39,266 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2019-09-20 22:20:39,266 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_len [2019-09-20 22:20:39,267 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_start [2019-09-20 22:20:39,267 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_valid [2019-09-20 22:20:39,267 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_len [2019-09-20 22:20:39,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ns558_isa_probe [2019-09-20 22:20:39,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ns558_pnp_probe [2019-09-20 22:20:39,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ns558_init [2019-09-20 22:20:39,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ns558_exit [2019-09-20 22:20:39,268 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 22:20:39,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-09-20 22:20:39,268 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-20 22:20:39,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-20 22:20:39,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-20 22:20:39,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-09-20 22:20:39,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-09-20 22:20:39,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-09-20 22:20:39,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-09-20 22:20:39,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __gameport_register_port [2019-09-20 22:20:39,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-20 22:20:39,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2019-09-20 22:20:39,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2019-09-20 22:20:39,270 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_phys [2019-09-20 22:20:39,270 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_unregister_port [2019-09-20 22:20:39,271 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-09-20 22:20:39,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 22:20:39,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 22:20:39,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_1 [2019-09-20 22:20:39,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-09-20 22:20:39,272 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-20 22:20:39,272 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2019-09-20 22:20:39,272 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_register_driver [2019-09-20 22:20:39,272 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_unregister_driver [2019-09-20 22:20:39,273 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-20 22:20:39,273 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-20 22:20:39,273 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 22:20:39,273 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 22:20:39,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-20 22:20:39,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 22:20:39,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-20 22:20:39,274 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-20 22:20:39,274 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-20 22:20:39,274 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-09-20 22:20:39,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 22:20:39,275 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-09-20 22:20:39,275 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-09-20 22:20:39,275 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-20 22:20:39,276 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2019-09-20 22:20:39,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 22:20:39,276 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2019-09-20 22:20:39,277 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2019-09-20 22:20:39,277 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-09-20 22:20:39,277 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-09-20 22:20:39,278 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-09-20 22:20:39,278 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 22:20:39,279 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-09-20 22:20:39,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-09-20 22:20:39,279 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-20 22:20:39,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-20 22:20:39,280 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 22:20:39,280 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 22:20:39,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 22:20:39,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 22:20:39,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 22:20:39,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 22:20:39,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-20 22:20:39,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 22:20:39,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-20 22:20:39,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-20 22:20:39,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-20 22:20:39,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-20 22:20:39,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-20 22:20:39,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-20 22:20:39,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-20 22:20:39,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-20 22:20:39,283 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-20 22:20:39,283 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-09-20 22:20:39,284 INFO L130 BoogieDeclarations]: Found specification of procedure __gameport_register_port [2019-09-20 22:20:39,284 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_unregister_port [2019-09-20 22:20:39,284 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_phys [2019-09-20 22:20:39,284 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_allocate_port [2019-09-20 22:20:39,284 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_free_port [2019-09-20 22:20:39,285 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_name [2019-09-20 22:20:39,285 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2019-09-20 22:20:39,285 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2019-09-20 22:20:39,286 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_len [2019-09-20 22:20:39,286 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_start [2019-09-20 22:20:39,286 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_valid [2019-09-20 22:20:39,286 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_len [2019-09-20 22:20:39,287 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_register_driver [2019-09-20 22:20:39,287 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_unregister_driver [2019-09-20 22:20:39,287 INFO L130 BoogieDeclarations]: Found specification of procedure ns558_isa_probe [2019-09-20 22:20:39,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 22:20:39,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 22:20:39,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 22:20:39,288 INFO L130 BoogieDeclarations]: Found specification of procedure ns558_pnp_probe [2019-09-20 22:20:39,289 INFO L130 BoogieDeclarations]: Found specification of procedure ns558_init [2019-09-20 22:20:39,289 INFO L130 BoogieDeclarations]: Found specification of procedure ns558_exit [2019-09-20 22:20:39,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 22:20:39,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 22:20:39,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2019-09-20 22:20:39,290 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 22:20:39,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-09-20 22:20:39,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-20 22:20:39,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-09-20 22:20:39,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-09-20 22:20:39,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-09-20 22:20:39,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-09-20 22:20:39,295 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 22:20:39,295 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 22:20:39,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 22:20:39,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 22:20:39,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 22:20:39,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 22:20:39,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 22:20:39,982 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-20 22:20:40,993 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 22:20:40,993 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 22:20:40,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:20:40 BoogieIcfgContainer [2019-09-20 22:20:40,995 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 22:20:40,996 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 22:20:40,996 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 22:20:40,996 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 22:20:40,998 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:20:40" (1/1) ... [2019-09-20 22:20:40,998 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 22:20:41,024 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 22:20:41,024 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 22:20:41,040 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 22:20:41,050 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 22:20:41,051 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 22:20:57,323 WARN L191 SmtUtils]: Spent 16.12 s on a formula simplification that was a NOOP. DAG size: 1247 [2019-09-20 22:21:12,681 WARN L191 SmtUtils]: Spent 15.35 s on a formula simplification that was a NOOP. DAG size: 1247