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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --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 [2019-09-18 10:47:33,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 10:47:33,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 10:47:33,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 10:47:33,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 10:47:33,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 10:47:33,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 10:47:33,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 10:47:33,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 10:47:33,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 10:47:33,355 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 10:47:33,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 10:47:33,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 10:47:33,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 10:47:33,358 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 10:47:33,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 10:47:33,360 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 10:47:33,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 10:47:33,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 10:47:33,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 10:47:33,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 10:47:33,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 10:47:33,369 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 10:47:33,370 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 10:47:33,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 10:47:33,373 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 10:47:33,373 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 10:47:33,374 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 10:47:33,374 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 10:47:33,375 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 10:47:33,376 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 10:47:33,376 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 10:47:33,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 10:47:33,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 10:47:33,379 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 10:47:33,380 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 10:47:33,380 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 10:47:33,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 10:47:33,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 10:47:33,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 10:47:33,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 10:47:33,383 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 [2019-09-18 10:47:33,398 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 10:47:33,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 10:47:33,400 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 10:47:33,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 10:47:33,400 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 10:47:33,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 10:47:33,400 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 10:47:33,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 10:47:33,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 10:47:33,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 10:47:33,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 10:47:33,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 10:47:33,402 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 10:47:33,402 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 10:47:33,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 10:47:33,402 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 10:47:33,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 10:47:33,403 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 10:47:33,403 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 10:47:33,403 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 10:47:33,403 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 10:47:33,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 10:47:33,404 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 10:47:33,404 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 10:47:33,404 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 10:47:33,404 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 10:47:33,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 10:47:33,405 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 10:47:33,405 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 -> SequenceOfStatements 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 -> SIMPLIFY_DDA [2019-09-18 10:47:33,445 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 10:47:33,459 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 10:47:33,463 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 10:47:33,464 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 10:47:33,465 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 10:47:33,465 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2019-09-18 10:47:33,526 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dbb9773f/75fd4562fa6c45cc95903ddb619d6970/FLAG74ba322b2 [2019-09-18 10:47:34,212 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 10:47:34,215 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2019-09-18 10:47:34,241 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dbb9773f/75fd4562fa6c45cc95903ddb619d6970/FLAG74ba322b2 [2019-09-18 10:47:34,375 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dbb9773f/75fd4562fa6c45cc95903ddb619d6970 [2019-09-18 10:47:34,385 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 10:47:34,387 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 10:47:34,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 10:47:34,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 10:47:34,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 10:47:34,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:47:34" (1/1) ... [2019-09-18 10:47:34,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14ec5e46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:47:34, skipping insertion in model container [2019-09-18 10:47:34,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:47:34" (1/1) ... [2019-09-18 10:47:34,402 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 10:47:34,477 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 10:47:35,021 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1323] [2019-09-18 10:47:35,022 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] [2019-09-18 10:47:35,349 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 10:47:35,417 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 10:47:35,512 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1323] [2019-09-18 10:47:35,513 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] [2019-09-18 10:47:35,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 10:47:35,736 INFO L192 MainTranslator]: Completed translation [2019-09-18 10:47:35,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:47:35 WrapperNode [2019-09-18 10:47:35,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 10:47:35,738 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 10:47:35,738 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 10:47:35,738 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 10:47:35,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:47:35" (1/1) ... [2019-09-18 10:47:35,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:47:35" (1/1) ... [2019-09-18 10:47:35,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:47:35" (1/1) ... [2019-09-18 10:47:35,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:47:35" (1/1) ... [2019-09-18 10:47:35,890 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:47:35" (1/1) ... [2019-09-18 10:47:35,896 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:47:35" (1/1) ... [2019-09-18 10:47:35,903 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:47:35" (1/1) ... [2019-09-18 10:47:35,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 10:47:35,915 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 10:47:35,915 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 10:47:35,915 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 10:47:35,916 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:47:35" (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 [2019-09-18 10:47:35,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 10:47:35,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 10:47:35,993 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-09-18 10:47:35,994 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-09-18 10:47:35,994 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-09-18 10:47:35,994 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2019-09-18 10:47:35,995 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-09-18 10:47:35,996 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-09-18 10:47:35,996 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-09-18 10:47:35,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-18 10:47:35,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-18 10:47:35,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-18 10:47:35,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-18 10:47:35,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-18 10:47:35,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-18 10:47:35,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-18 10:47:35,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-18 10:47:35,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-18 10:47:35,999 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-09-18 10:47:36,000 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_allocate_port [2019-09-18 10:47:36,000 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_free_port [2019-09-18 10:47:36,000 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_name [2019-09-18 10:47:36,001 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2019-09-18 10:47:36,001 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_len [2019-09-18 10:47:36,001 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_start [2019-09-18 10:47:36,001 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_valid [2019-09-18 10:47:36,001 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_len [2019-09-18 10:47:36,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ns558_isa_probe [2019-09-18 10:47:36,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ns558_pnp_probe [2019-09-18 10:47:36,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ns558_init [2019-09-18 10:47:36,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ns558_exit [2019-09-18 10:47:36,003 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 10:47:36,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-09-18 10:47:36,003 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-18 10:47:36,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-18 10:47:36,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-18 10:47:36,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-09-18 10:47:36,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-09-18 10:47:36,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-09-18 10:47:36,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-09-18 10:47:36,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __gameport_register_port [2019-09-18 10:47:36,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-18 10:47:36,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2019-09-18 10:47:36,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2019-09-18 10:47:36,005 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_phys [2019-09-18 10:47:36,005 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_unregister_port [2019-09-18 10:47:36,006 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-09-18 10:47:36,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-18 10:47:36,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-18 10:47:36,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_1 [2019-09-18 10:47:36,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-09-18 10:47:36,006 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-18 10:47:36,007 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2019-09-18 10:47:36,007 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_register_driver [2019-09-18 10:47:36,007 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_unregister_driver [2019-09-18 10:47:36,007 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-18 10:47:36,007 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-18 10:47:36,008 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-18 10:47:36,008 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-18 10:47:36,008 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-18 10:47:36,008 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 10:47:36,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-18 10:47:36,009 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-18 10:47:36,009 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-18 10:47:36,009 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-09-18 10:47:36,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 10:47:36,009 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-09-18 10:47:36,009 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-09-18 10:47:36,010 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-18 10:47:36,010 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2019-09-18 10:47:36,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 10:47:36,010 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2019-09-18 10:47:36,010 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2019-09-18 10:47:36,011 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-09-18 10:47:36,011 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-09-18 10:47:36,011 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-09-18 10:47:36,011 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-18 10:47:36,011 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-09-18 10:47:36,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-09-18 10:47:36,012 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-18 10:47:36,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-18 10:47:36,012 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 10:47:36,012 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-18 10:47:36,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 10:47:36,013 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-18 10:47:36,013 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-18 10:47:36,013 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-18 10:47:36,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-18 10:47:36,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 10:47:36,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-18 10:47:36,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-18 10:47:36,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-18 10:47:36,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-18 10:47:36,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-18 10:47:36,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-18 10:47:36,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-18 10:47:36,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-18 10:47:36,015 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-18 10:47:36,015 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-09-18 10:47:36,015 INFO L130 BoogieDeclarations]: Found specification of procedure __gameport_register_port [2019-09-18 10:47:36,015 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_unregister_port [2019-09-18 10:47:36,016 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_phys [2019-09-18 10:47:36,016 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_allocate_port [2019-09-18 10:47:36,016 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_free_port [2019-09-18 10:47:36,016 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_name [2019-09-18 10:47:36,016 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2019-09-18 10:47:36,016 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2019-09-18 10:47:36,017 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_len [2019-09-18 10:47:36,017 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_start [2019-09-18 10:47:36,017 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_valid [2019-09-18 10:47:36,017 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_len [2019-09-18 10:47:36,017 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_register_driver [2019-09-18 10:47:36,017 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_unregister_driver [2019-09-18 10:47:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure ns558_isa_probe [2019-09-18 10:47:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 10:47:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 10:47:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 10:47:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure ns558_pnp_probe [2019-09-18 10:47:36,019 INFO L130 BoogieDeclarations]: Found specification of procedure ns558_init [2019-09-18 10:47:36,019 INFO L130 BoogieDeclarations]: Found specification of procedure ns558_exit [2019-09-18 10:47:36,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-18 10:47:36,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-18 10:47:36,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2019-09-18 10:47:36,019 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 10:47:36,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-09-18 10:47:36,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-18 10:47:36,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-09-18 10:47:36,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-09-18 10:47:36,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-09-18 10:47:36,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-09-18 10:47:36,021 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-18 10:47:36,021 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 10:47:36,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 10:47:36,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 10:47:36,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 10:47:36,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-18 10:47:36,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 10:47:36,706 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-18 10:47:37,377 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 10:47:37,377 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-18 10:47:37,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:47:37 BoogieIcfgContainer [2019-09-18 10:47:37,379 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 10:47:37,379 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 10:47:37,379 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 10:47:37,379 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 10:47:37,381 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:47:37" (1/1) ... [2019-09-18 10:47:37,381 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=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 10:47:37,402 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 10:47:37,403 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 10:47:37,412 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 10:47:37,421 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 10:47:37,422 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 10:47:54,949 WARN L191 SmtUtils]: Spent 15.63 s on a formula simplification that was a NOOP. DAG size: 1255 [2019-09-18 10:48:10,629 WARN L191 SmtUtils]: Spent 15.59 s on a formula simplification that was a NOOP. DAG size: 1261 [2019-09-18 10:48:11,669 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 51 [2019-09-18 10:48:28,763 WARN L191 SmtUtils]: Spent 17.09 s on a formula simplification. DAG size of input: 1258 DAG size of output: 1226 [2019-09-18 10:48:37,064 WARN L191 SmtUtils]: Spent 8.29 s on a formula simplification that was a NOOP. DAG size: 1226 [2019-09-18 10:48:45,389 WARN L191 SmtUtils]: Spent 8.32 s on a formula simplification that was a NOOP. DAG size: 1226 [2019-09-18 10:48:45,427 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1246 for LOIs [2019-09-18 10:48:45,690 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-18 10:48:46,052 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2019-09-18 10:48:46,246 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-18 10:48:48,154 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 10:49:01,444 WARN L191 SmtUtils]: Spent 13.26 s on a formula simplification that was a NOOP. DAG size: 1415 [2019-09-18 10:49:01,724 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-18 10:49:15,007 WARN L191 SmtUtils]: Spent 13.28 s on a formula simplification that was a NOOP. DAG size: 1412 [2019-09-18 10:49:46,503 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-18 10:49:49,844 WARN L191 SmtUtils]: Spent 3.33 s on a formula simplification that was a NOOP. DAG size: 529 [2019-09-18 10:50:34,073 WARN L191 SmtUtils]: Spent 43.95 s on a formula simplification that was a NOOP. DAG size: 1284 [2019-09-18 10:51:20,090 WARN L191 SmtUtils]: Spent 45.86 s on a formula simplification that was a NOOP. DAG size: 1281 [2019-09-18 10:52:05,941 WARN L191 SmtUtils]: Spent 45.71 s on a formula simplification that was a NOOP. DAG size: 1278 [2019-09-18 10:52:08,525 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 10:52:58,832 WARN L191 SmtUtils]: Spent 50.28 s on a formula simplification that was a NOOP. DAG size: 3054 [2019-09-18 10:53:01,305 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 10:53:59,434 WARN L191 SmtUtils]: Spent 58.11 s on a formula simplification that was a NOOP. DAG size: 3021 [2019-09-18 10:54:01,907 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 10:55:14,853 WARN L191 SmtUtils]: Spent 1.22 m on a formula simplification that was a NOOP. DAG size: 2988 [2019-09-18 10:55:17,467 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 10:56:41,728 WARN L191 SmtUtils]: Spent 1.40 m on a formula simplification that was a NOOP. DAG size: 2951 [2019-09-18 10:58:08,839 WARN L191 SmtUtils]: Spent 1.44 m on a formula simplification that was a NOOP. DAG size: 2948 [2019-09-18 10:59:35,522 WARN L191 SmtUtils]: Spent 1.44 m on a formula simplification that was a NOOP. DAG size: 2913 [2019-09-18 11:01:02,627 WARN L191 SmtUtils]: Spent 1.44 m on a formula simplification that was a NOOP. DAG size: 2878