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 ReUseSupersetCallSummarizer --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-efa34d5 [2019-09-19 06:26:45,107 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 06:26:45,109 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 06:26:45,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 06:26:45,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 06:26:45,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 06:26:45,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 06:26:45,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 06:26:45,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 06:26:45,127 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 06:26:45,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 06:26:45,130 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 06:26:45,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 06:26:45,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 06:26:45,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 06:26:45,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 06:26:45,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 06:26:45,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 06:26:45,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 06:26:45,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 06:26:45,140 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 06:26:45,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 06:26:45,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 06:26:45,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 06:26:45,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 06:26:45,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 06:26:45,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 06:26:45,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 06:26:45,148 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 06:26:45,148 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 06:26:45,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 06:26:45,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 06:26:45,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 06:26:45,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 06:26:45,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 06:26:45,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 06:26:45,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 06:26:45,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 06:26:45,153 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 06:26:45,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 06:26:45,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 06:26:45,156 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 [2019-09-19 06:26:45,170 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 06:26:45,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 06:26:45,171 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 06:26:45,171 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 06:26:45,172 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 06:26:45,172 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 06:26:45,172 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 06:26:45,172 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 06:26:45,172 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 06:26:45,173 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 06:26:45,173 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 06:26:45,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 06:26:45,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 06:26:45,173 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 06:26:45,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 06:26:45,174 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 06:26:45,174 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 06:26:45,174 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 06:26:45,174 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 06:26:45,175 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 06:26:45,175 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 06:26:45,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 06:26:45,175 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 06:26:45,175 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 06:26:45,176 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 06:26:45,176 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 06:26:45,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 06:26:45,176 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 06:26:45,176 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 -> ReUseSupersetCallSummarizer 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 [2019-09-19 06:26:45,207 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 06:26:45,225 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 06:26:45,232 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 06:26:45,236 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 06:26:45,236 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 06:26:45,237 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2019-09-19 06:26:45,312 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57615b7ab/bdd3ce8b4eeb44f2835e7ed3ae8c8ea0/FLAG1ed3e0e3d [2019-09-19 06:26:45,962 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 06:26:45,965 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2019-09-19 06:26:45,995 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57615b7ab/bdd3ce8b4eeb44f2835e7ed3ae8c8ea0/FLAG1ed3e0e3d [2019-09-19 06:26:46,116 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57615b7ab/bdd3ce8b4eeb44f2835e7ed3ae8c8ea0 [2019-09-19 06:26:46,127 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 06:26:46,129 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 06:26:46,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 06:26:46,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 06:26:46,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 06:26:46,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:26:46" (1/1) ... [2019-09-19 06:26:46,135 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c21a8a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:26:46, skipping insertion in model container [2019-09-19 06:26:46,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:26:46" (1/1) ... [2019-09-19 06:26:46,143 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 06:26:46,226 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 06:26:46,651 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1323] [2019-09-19 06:26:46,652 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] [2019-09-19 06:26:47,024 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 06:26:47,085 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 06:26:47,150 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1323] [2019-09-19 06:26:47,151 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] [2019-09-19 06:26:47,250 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 06:26:47,335 INFO L192 MainTranslator]: Completed translation [2019-09-19 06:26:47,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:26:47 WrapperNode [2019-09-19 06:26:47,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 06:26:47,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 06:26:47,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 06:26:47,337 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 06:26:47,353 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:26:47" (1/1) ... [2019-09-19 06:26:47,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:26:47" (1/1) ... [2019-09-19 06:26:47,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:26:47" (1/1) ... [2019-09-19 06:26:47,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:26:47" (1/1) ... [2019-09-19 06:26:47,467 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:26:47" (1/1) ... [2019-09-19 06:26:47,472 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:26:47" (1/1) ... [2019-09-19 06:26:47,480 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:26:47" (1/1) ... [2019-09-19 06:26:47,492 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 06:26:47,492 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 06:26:47,493 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 06:26:47,493 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 06:26:47,494 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:26:47" (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 [2019-09-19 06:26:47,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 06:26:47,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 06:26:47,584 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-09-19 06:26:47,585 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-09-19 06:26:47,586 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-09-19 06:26:47,586 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2019-09-19 06:26:47,587 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-09-19 06:26:47,588 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-09-19 06:26:47,588 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-09-19 06:26:47,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-19 06:26:47,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-19 06:26:47,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-19 06:26:47,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-19 06:26:47,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-19 06:26:47,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-19 06:26:47,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-19 06:26:47,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-19 06:26:47,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-19 06:26:47,593 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-09-19 06:26:47,594 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_allocate_port [2019-09-19 06:26:47,594 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_free_port [2019-09-19 06:26:47,594 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_name [2019-09-19 06:26:47,595 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2019-09-19 06:26:47,595 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_len [2019-09-19 06:26:47,595 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_start [2019-09-19 06:26:47,595 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_valid [2019-09-19 06:26:47,596 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_len [2019-09-19 06:26:47,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ns558_isa_probe [2019-09-19 06:26:47,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ns558_pnp_probe [2019-09-19 06:26:47,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ns558_init [2019-09-19 06:26:47,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ns558_exit [2019-09-19 06:26:47,597 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 06:26:47,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-09-19 06:26:47,598 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-19 06:26:47,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-19 06:26:47,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-19 06:26:47,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-09-19 06:26:47,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-09-19 06:26:47,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-09-19 06:26:47,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-09-19 06:26:47,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __gameport_register_port [2019-09-19 06:26:47,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-19 06:26:47,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2019-09-19 06:26:47,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2019-09-19 06:26:47,600 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_phys [2019-09-19 06:26:47,601 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_unregister_port [2019-09-19 06:26:47,601 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-09-19 06:26:47,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-19 06:26:47,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-19 06:26:47,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_1 [2019-09-19 06:26:47,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-09-19 06:26:47,602 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-19 06:26:47,602 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2019-09-19 06:26:47,602 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_register_driver [2019-09-19 06:26:47,602 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_unregister_driver [2019-09-19 06:26:47,603 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-19 06:26:47,603 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-19 06:26:47,604 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-19 06:26:47,604 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-19 06:26:47,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-19 06:26:47,604 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 06:26:47,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-19 06:26:47,605 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-19 06:26:47,605 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-19 06:26:47,605 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-09-19 06:26:47,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 06:26:47,606 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-09-19 06:26:47,606 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-09-19 06:26:47,606 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-19 06:26:47,607 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2019-09-19 06:26:47,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 06:26:47,608 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2019-09-19 06:26:47,608 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2019-09-19 06:26:47,608 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-09-19 06:26:47,609 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-09-19 06:26:47,609 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-09-19 06:26:47,609 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-19 06:26:47,609 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-09-19 06:26:47,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-09-19 06:26:47,611 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-19 06:26:47,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-19 06:26:47,611 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 06:26:47,612 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-19 06:26:47,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 06:26:47,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-19 06:26:47,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-19 06:26:47,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-19 06:26:47,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-19 06:26:47,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 06:26:47,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-19 06:26:47,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-19 06:26:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-19 06:26:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-19 06:26:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-19 06:26:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-19 06:26:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-19 06:26:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-19 06:26:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-19 06:26:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-09-19 06:26:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure __gameport_register_port [2019-09-19 06:26:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_unregister_port [2019-09-19 06:26:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_phys [2019-09-19 06:26:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_allocate_port [2019-09-19 06:26:47,618 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_free_port [2019-09-19 06:26:47,618 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_name [2019-09-19 06:26:47,618 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2019-09-19 06:26:47,618 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2019-09-19 06:26:47,618 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_len [2019-09-19 06:26:47,619 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_start [2019-09-19 06:26:47,619 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_valid [2019-09-19 06:26:47,619 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_len [2019-09-19 06:26:47,619 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_register_driver [2019-09-19 06:26:47,620 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_unregister_driver [2019-09-19 06:26:47,620 INFO L130 BoogieDeclarations]: Found specification of procedure ns558_isa_probe [2019-09-19 06:26:47,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 06:26:47,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 06:26:47,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 06:26:47,622 INFO L130 BoogieDeclarations]: Found specification of procedure ns558_pnp_probe [2019-09-19 06:26:47,622 INFO L130 BoogieDeclarations]: Found specification of procedure ns558_init [2019-09-19 06:26:47,623 INFO L130 BoogieDeclarations]: Found specification of procedure ns558_exit [2019-09-19 06:26:47,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-19 06:26:47,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-19 06:26:47,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2019-09-19 06:26:47,624 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 06:26:47,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-09-19 06:26:47,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-19 06:26:47,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-09-19 06:26:47,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-09-19 06:26:47,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-09-19 06:26:47,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-09-19 06:26:47,630 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-19 06:26:47,631 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 06:26:47,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 06:26:47,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 06:26:47,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 06:26:47,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-19 06:26:47,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 06:26:48,428 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-19 06:26:49,565 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 06:26:49,566 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-19 06:26:49,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:26:49 BoogieIcfgContainer [2019-09-19 06:26:49,568 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 06:26:49,569 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 06:26:49,569 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 06:26:49,569 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 06:26:49,571 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:26:49" (1/1) ... [2019-09-19 06:26:49,571 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 06:26:49,613 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 06:26:49,613 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 06:26:49,635 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 06:26:49,652 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 06:26:49,653 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 06:27:05,381 WARN L191 SmtUtils]: Spent 15.59 s on a formula simplification that was a NOOP. DAG size: 1247 [2019-09-19 06:27:20,531 WARN L191 SmtUtils]: Spent 15.15 s on a formula simplification that was a NOOP. DAG size: 1247 [2019-09-19 06:27:35,288 WARN L191 SmtUtils]: Spent 14.55 s on a formula simplification that was a NOOP. DAG size: 1247 [2019-09-19 06:27:52,195 WARN L191 SmtUtils]: Spent 15.54 s on a formula simplification that was a NOOP. DAG size: 1261 [2019-09-19 06:27:53,109 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 51 [2019-09-19 06:28:10,485 WARN L191 SmtUtils]: Spent 17.37 s on a formula simplification. DAG size of input: 1258 DAG size of output: 1226 [2019-09-19 06:28:10,510 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1246 for LOIs [2019-09-19 06:28:12,740 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 06:28:41,343 WARN L191 SmtUtils]: Spent 28.58 s on a formula simplification. DAG size of input: 1630 DAG size of output: 1247 [2019-09-19 06:29:00,509 WARN L191 SmtUtils]: Spent 18.61 s on a formula simplification. DAG size of input: 1290 DAG size of output: 1242 [2019-09-19 06:29:09,777 WARN L191 SmtUtils]: Spent 9.25 s on a formula simplification that was a NOOP. DAG size: 1244 [2019-09-19 06:29:18,983 WARN L191 SmtUtils]: Spent 9.20 s on a formula simplification that was a NOOP. DAG size: 1244 [2019-09-19 06:30:14,474 WARN L191 SmtUtils]: Spent 55.46 s on a formula simplification. DAG size of input: 1368 DAG size of output: 1314 [2019-09-19 06:30:41,698 WARN L191 SmtUtils]: Spent 27.22 s on a formula simplification that was a NOOP. DAG size: 1314 [2019-09-19 06:31:08,689 WARN L191 SmtUtils]: Spent 26.99 s on a formula simplification that was a NOOP. DAG size: 1314 [2019-09-19 06:31:35,525 WARN L191 SmtUtils]: Spent 26.83 s on a formula simplification that was a NOOP. DAG size: 1314 [2019-09-19 06:31:37,832 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-19 06:31:58,386 WARN L191 SmtUtils]: Spent 20.53 s on a formula simplification. DAG size of input: 2152 DAG size of output: 1235 [2019-09-19 06:32:00,541 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 06:32:29,741 WARN L191 SmtUtils]: Spent 29.18 s on a formula simplification. DAG size of input: 1642 DAG size of output: 1248 [2019-09-19 06:32:49,023 WARN L191 SmtUtils]: Spent 18.75 s on a formula simplification. DAG size of input: 1301 DAG size of output: 1243 [2019-09-19 06:32:58,343 WARN L191 SmtUtils]: Spent 9.29 s on a formula simplification that was a NOOP. DAG size: 1245 [2019-09-19 06:33:07,616 WARN L191 SmtUtils]: Spent 9.27 s on a formula simplification that was a NOOP. DAG size: 1245 [2019-09-19 06:34:02,700 WARN L191 SmtUtils]: Spent 55.06 s on a formula simplification. DAG size of input: 1369 DAG size of output: 1315 [2019-09-19 06:34:29,398 WARN L191 SmtUtils]: Spent 26.70 s on a formula simplification that was a NOOP. DAG size: 1315 [2019-09-19 06:34:56,160 WARN L191 SmtUtils]: Spent 26.76 s on a formula simplification that was a NOOP. DAG size: 1315 [2019-09-19 06:35:22,956 WARN L191 SmtUtils]: Spent 26.79 s on a formula simplification that was a NOOP. DAG size: 1315 [2019-09-19 06:35:28,970 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-19 06:36:11,562 WARN L191 SmtUtils]: Spent 42.56 s on a formula simplification. DAG size of input: 3768 DAG size of output: 1226 [2019-09-19 06:36:21,032 WARN L191 SmtUtils]: Spent 9.43 s on a formula simplification that was a NOOP. DAG size: 1226 [2019-09-19 06:36:29,916 WARN L191 SmtUtils]: Spent 8.88 s on a formula simplification that was a NOOP. DAG size: 1226 [2019-09-19 06:38:10,729 WARN L191 SmtUtils]: Spent 1.67 m on a formula simplification. DAG size of input: 2479 DAG size of output: 1325 [2019-09-19 06:38:28,300 WARN L191 SmtUtils]: Spent 17.57 s on a formula simplification that was a NOOP. DAG size: 1325