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 TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique NONE -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-efa34d5 [2019-09-17 05:13:59,628 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 05:13:59,631 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 05:13:59,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 05:13:59,643 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 05:13:59,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 05:13:59,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 05:13:59,648 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 05:13:59,650 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 05:13:59,651 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 05:13:59,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 05:13:59,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 05:13:59,653 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 05:13:59,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 05:13:59,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 05:13:59,657 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 05:13:59,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 05:13:59,659 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 05:13:59,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 05:13:59,663 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 05:13:59,664 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 05:13:59,665 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 05:13:59,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 05:13:59,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 05:13:59,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 05:13:59,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 05:13:59,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 05:13:59,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 05:13:59,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 05:13:59,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 05:13:59,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 05:13:59,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 05:13:59,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 05:13:59,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 05:13:59,676 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 05:13:59,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 05:13:59,677 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 05:13:59,678 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 05:13:59,678 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 05:13:59,679 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 05:13:59,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 05:13:59,680 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 [2019-09-17 05:13:59,707 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 05:13:59,707 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 05:13:59,710 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 05:13:59,710 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 05:13:59,710 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 05:13:59,711 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 05:13:59,711 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 05:13:59,712 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 05:13:59,712 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 05:13:59,712 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 05:13:59,713 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 05:13:59,714 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 05:13:59,714 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 05:13:59,714 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 05:13:59,714 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 05:13:59,715 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 05:13:59,715 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 05:13:59,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 05:13:59,715 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 05:13:59,715 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 05:13:59,716 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 05:13:59,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 05:13:59,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 05:13:59,717 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 05:13:59,717 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 05:13:59,717 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 05:13:59,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 05:13:59,718 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 05:13:59,718 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 -> 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> NONE [2019-09-17 05:13:59,785 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 05:13:59,798 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 05:13:59,802 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 05:13:59,803 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 05:13:59,804 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 05:13:59,805 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2019-09-17 05:13:59,870 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d1689eb1/0b85deac920041ae9382f3d85025df10/FLAGce03f4527 [2019-09-17 05:14:00,492 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 05:14:00,492 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2019-09-17 05:14:00,517 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d1689eb1/0b85deac920041ae9382f3d85025df10/FLAGce03f4527 [2019-09-17 05:14:00,659 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d1689eb1/0b85deac920041ae9382f3d85025df10 [2019-09-17 05:14:00,670 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 05:14:00,672 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 05:14:00,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 05:14:00,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 05:14:00,676 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 05:14:00,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:14:00" (1/1) ... [2019-09-17 05:14:00,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71996373 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:14:00, skipping insertion in model container [2019-09-17 05:14:00,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:14:00" (1/1) ... [2019-09-17 05:14:00,687 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 05:14:00,776 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 05:14:01,352 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1323] [2019-09-17 05:14:01,353 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] [2019-09-17 05:14:01,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 05:14:01,764 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 05:14:01,868 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1323] [2019-09-17 05:14:01,872 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] [2019-09-17 05:14:01,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 05:14:02,014 INFO L192 MainTranslator]: Completed translation [2019-09-17 05:14:02,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:14:02 WrapperNode [2019-09-17 05:14:02,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 05:14:02,016 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 05:14:02,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 05:14:02,016 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 05:14:02,033 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:14:02" (1/1) ... [2019-09-17 05:14:02,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:14:02" (1/1) ... [2019-09-17 05:14:02,062 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:14:02" (1/1) ... [2019-09-17 05:14:02,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:14:02" (1/1) ... [2019-09-17 05:14:02,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:14:02" (1/1) ... [2019-09-17 05:14:02,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:14:02" (1/1) ... [2019-09-17 05:14:02,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:14:02" (1/1) ... [2019-09-17 05:14:02,160 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 05:14:02,161 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 05:14:02,171 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 05:14:02,171 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 05:14:02,174 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:14:02" (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 [2019-09-17 05:14:02,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 05:14:02,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 05:14:02,271 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-09-17 05:14:02,271 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-09-17 05:14:02,272 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-09-17 05:14:02,272 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2019-09-17 05:14:02,272 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-09-17 05:14:02,273 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-09-17 05:14:02,273 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-09-17 05:14:02,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-17 05:14:02,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-17 05:14:02,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-17 05:14:02,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-17 05:14:02,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-17 05:14:02,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-17 05:14:02,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-17 05:14:02,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-17 05:14:02,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-17 05:14:02,278 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-09-17 05:14:02,278 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_allocate_port [2019-09-17 05:14:02,278 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_free_port [2019-09-17 05:14:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_name [2019-09-17 05:14:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2019-09-17 05:14:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_len [2019-09-17 05:14:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_start [2019-09-17 05:14:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_valid [2019-09-17 05:14:02,280 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_len [2019-09-17 05:14:02,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ns558_isa_probe [2019-09-17 05:14:02,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ns558_pnp_probe [2019-09-17 05:14:02,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ns558_init [2019-09-17 05:14:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ns558_exit [2019-09-17 05:14:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 05:14:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-09-17 05:14:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-17 05:14:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-17 05:14:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-17 05:14:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-09-17 05:14:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-09-17 05:14:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-09-17 05:14:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-09-17 05:14:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __gameport_register_port [2019-09-17 05:14:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-17 05:14:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2019-09-17 05:14:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2019-09-17 05:14:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_phys [2019-09-17 05:14:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_unregister_port [2019-09-17 05:14:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-09-17 05:14:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-17 05:14:02,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-17 05:14:02,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_1 [2019-09-17 05:14:02,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-09-17 05:14:02,285 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-17 05:14:02,285 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2019-09-17 05:14:02,286 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_register_driver [2019-09-17 05:14:02,286 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_unregister_driver [2019-09-17 05:14:02,286 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-17 05:14:02,287 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-17 05:14:02,287 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-17 05:14:02,287 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-17 05:14:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-17 05:14:02,288 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 05:14:02,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-17 05:14:02,288 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-17 05:14:02,289 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-17 05:14:02,289 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-09-17 05:14:02,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 05:14:02,289 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-09-17 05:14:02,289 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-09-17 05:14:02,290 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-17 05:14:02,291 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2019-09-17 05:14:02,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 05:14:02,291 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2019-09-17 05:14:02,292 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2019-09-17 05:14:02,292 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-09-17 05:14:02,292 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-09-17 05:14:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-09-17 05:14:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-17 05:14:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-09-17 05:14:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-09-17 05:14:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-17 05:14:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-17 05:14:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 05:14:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-17 05:14:02,296 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 05:14:02,296 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-17 05:14:02,296 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-17 05:14:02,297 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-17 05:14:02,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-17 05:14:02,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 05:14:02,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-17 05:14:02,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-17 05:14:02,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-17 05:14:02,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-17 05:14:02,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-17 05:14:02,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-17 05:14:02,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-17 05:14:02,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-17 05:14:02,299 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-17 05:14:02,299 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-09-17 05:14:02,299 INFO L130 BoogieDeclarations]: Found specification of procedure __gameport_register_port [2019-09-17 05:14:02,299 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_unregister_port [2019-09-17 05:14:02,299 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_phys [2019-09-17 05:14:02,300 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_allocate_port [2019-09-17 05:14:02,300 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_free_port [2019-09-17 05:14:02,300 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_name [2019-09-17 05:14:02,300 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2019-09-17 05:14:02,300 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2019-09-17 05:14:02,301 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_len [2019-09-17 05:14:02,301 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_start [2019-09-17 05:14:02,301 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_valid [2019-09-17 05:14:02,301 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_len [2019-09-17 05:14:02,301 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_register_driver [2019-09-17 05:14:02,302 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_unregister_driver [2019-09-17 05:14:02,302 INFO L130 BoogieDeclarations]: Found specification of procedure ns558_isa_probe [2019-09-17 05:14:02,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 05:14:02,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 05:14:02,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 05:14:02,304 INFO L130 BoogieDeclarations]: Found specification of procedure ns558_pnp_probe [2019-09-17 05:14:02,304 INFO L130 BoogieDeclarations]: Found specification of procedure ns558_init [2019-09-17 05:14:02,304 INFO L130 BoogieDeclarations]: Found specification of procedure ns558_exit [2019-09-17 05:14:02,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-17 05:14:02,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-17 05:14:02,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2019-09-17 05:14:02,306 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 05:14:02,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-09-17 05:14:02,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-17 05:14:02,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-09-17 05:14:02,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-09-17 05:14:02,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-09-17 05:14:02,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-09-17 05:14:02,312 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-17 05:14:02,312 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 05:14:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 05:14:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 05:14:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 05:14:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-17 05:14:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 05:14:03,218 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-17 05:14:04,331 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 05:14:04,331 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-17 05:14:04,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:14:04 BoogieIcfgContainer [2019-09-17 05:14:04,333 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 05:14:04,334 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 05:14:04,334 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 05:14:04,334 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 05:14:04,336 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:14:04" (1/1) ... [2019-09-17 05:14:04,336 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-17 05:14:04,365 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 05:14:04,366 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 05:14:04,382 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 05:14:04,395 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 05:14:04,397 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 05:14:07,816 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 51 [2019-09-17 05:14:07,899 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1278 for LOIs [2019-09-17 05:14:10,348 WARN L191 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-17 05:14:43,988 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-17 05:14:47,494 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-17 05:14:50,389 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-17 05:14:53,068 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-17 05:14:55,624 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-17 05:16:48,000 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-17 05:18:08,509 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-17 05:19:08,561 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-17 05:19:52,950 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-17 05:19:56,241 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-17 05:19:59,099 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-17 05:20:01,888 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-17 05:20:04,523 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-17 05:21:54,641 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-17 05:23:21,486 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-17 05:24:22,854 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-17 05:25:02,670 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-17 05:25:03,583 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:03,593 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:03,646 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:03,659 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:04,921 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:04,927 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:04,961 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:04,965 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:07,305 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:12,132 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:12,266 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:12,393 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:12,520 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:12,645 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:12,765 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:12,932 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:13,052 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:13,186 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:13,314 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:13,424 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:13,524 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-17 05:25:13,636 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:13,647 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:13,660 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:13,666 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:25:16,808 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-17 05:25:19,539 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-17 05:25:22,066 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-17 05:25:24,508 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-17 05:27:20,847 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 115