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 SingleStatement --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 20:44:28,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 20:44:28,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 20:44:28,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 20:44:28,481 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 20:44:28,482 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 20:44:28,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 20:44:28,485 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 20:44:28,486 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 20:44:28,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 20:44:28,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 20:44:28,489 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 20:44:28,490 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 20:44:28,491 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 20:44:28,492 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 20:44:28,493 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 20:44:28,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 20:44:28,494 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 20:44:28,496 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 20:44:28,499 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 20:44:28,503 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 20:44:28,504 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 20:44:28,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 20:44:28,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 20:44:28,511 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 20:44:28,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 20:44:28,511 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 20:44:28,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 20:44:28,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 20:44:28,517 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 20:44:28,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 20:44:28,519 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 20:44:28,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 20:44:28,521 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 20:44:28,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 20:44:28,525 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 20:44:28,525 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 20:44:28,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 20:44:28,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 20:44:28,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 20:44:28,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 20:44:28,530 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 20:44:28,553 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 20:44:28,553 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 20:44:28,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 20:44:28,556 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 20:44:28,556 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 20:44:28,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 20:44:28,556 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 20:44:28,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 20:44:28,557 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 20:44:28,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 20:44:28,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 20:44:28,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 20:44:28,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 20:44:28,559 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 20:44:28,559 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 20:44:28,559 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 20:44:28,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 20:44:28,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 20:44:28,560 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 20:44:28,560 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 20:44:28,560 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 20:44:28,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 20:44:28,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 20:44:28,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 20:44:28,561 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 20:44:28,561 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 20:44:28,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 20:44:28,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 20:44:28,562 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 -> SingleStatement 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 20:44:28,623 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 20:44:28,637 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 20:44:28,647 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 20:44:28,651 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 20:44:28,652 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 20:44:28,653 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2019-09-18 20:44:28,722 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8af9fc0e/a6a0ea2061574683ae506e586f988c1e/FLAG9937c2f03 [2019-09-18 20:44:29,329 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 20:44:29,330 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2019-09-18 20:44:29,358 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8af9fc0e/a6a0ea2061574683ae506e586f988c1e/FLAG9937c2f03 [2019-09-18 20:44:29,548 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8af9fc0e/a6a0ea2061574683ae506e586f988c1e [2019-09-18 20:44:29,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 20:44:29,563 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 20:44:29,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 20:44:29,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 20:44:29,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 20:44:29,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 08:44:29" (1/1) ... [2019-09-18 20:44:29,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17687812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 08:44:29, skipping insertion in model container [2019-09-18 20:44:29,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 08:44:29" (1/1) ... [2019-09-18 20:44:29,582 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 20:44:29,660 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 20:44:30,131 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 20:44:30,132 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 20:44:30,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 20:44:30,596 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 20:44:30,676 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 20:44:30,683 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 20:44:30,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 20:44:30,857 INFO L192 MainTranslator]: Completed translation [2019-09-18 20:44:30,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 08:44:30 WrapperNode [2019-09-18 20:44:30,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 20:44:30,859 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 20:44:30,859 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 20:44:30,859 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 20:44:30,874 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 08:44:30" (1/1) ... [2019-09-18 20:44:30,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 08:44:30" (1/1) ... [2019-09-18 20:44:30,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 08:44:30" (1/1) ... [2019-09-18 20:44:30,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 08:44:30" (1/1) ... [2019-09-18 20:44:30,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 08:44:30" (1/1) ... [2019-09-18 20:44:30,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 08:44:30" (1/1) ... [2019-09-18 20:44:30,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 08:44:30" (1/1) ... [2019-09-18 20:44:31,010 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 20:44:31,011 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 20:44:31,011 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 20:44:31,011 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 20:44:31,012 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 08:44:30" (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 20:44:31,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 20:44:31,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 20:44:31,080 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-09-18 20:44:31,080 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-09-18 20:44:31,080 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-09-18 20:44:31,081 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2019-09-18 20:44:31,081 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-09-18 20:44:31,081 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-09-18 20:44:31,081 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-09-18 20:44:31,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-18 20:44:31,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-18 20:44:31,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-18 20:44:31,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-18 20:44:31,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-18 20:44:31,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-18 20:44:31,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-18 20:44:31,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-18 20:44:31,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-18 20:44:31,084 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-09-18 20:44:31,084 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_allocate_port [2019-09-18 20:44:31,084 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_free_port [2019-09-18 20:44:31,084 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_name [2019-09-18 20:44:31,084 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2019-09-18 20:44:31,085 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_len [2019-09-18 20:44:31,085 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_start [2019-09-18 20:44:31,085 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_valid [2019-09-18 20:44:31,085 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_len [2019-09-18 20:44:31,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ns558_isa_probe [2019-09-18 20:44:31,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ns558_pnp_probe [2019-09-18 20:44:31,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ns558_init [2019-09-18 20:44:31,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ns558_exit [2019-09-18 20:44:31,086 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 20:44:31,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-09-18 20:44:31,086 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-18 20:44:31,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-18 20:44:31,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-18 20:44:31,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-09-18 20:44:31,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-09-18 20:44:31,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-09-18 20:44:31,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-09-18 20:44:31,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __gameport_register_port [2019-09-18 20:44:31,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-18 20:44:31,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2019-09-18 20:44:31,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2019-09-18 20:44:31,088 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_phys [2019-09-18 20:44:31,089 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_unregister_port [2019-09-18 20:44:31,089 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-09-18 20:44:31,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-18 20:44:31,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-18 20:44:31,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_1 [2019-09-18 20:44:31,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-09-18 20:44:31,090 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-18 20:44:31,090 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2019-09-18 20:44:31,090 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_register_driver [2019-09-18 20:44:31,090 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_unregister_driver [2019-09-18 20:44:31,091 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-18 20:44:31,091 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-18 20:44:31,091 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-18 20:44:31,091 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-18 20:44:31,091 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-18 20:44:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 20:44:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-18 20:44:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-18 20:44:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-18 20:44:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-09-18 20:44:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 20:44:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-09-18 20:44:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-09-18 20:44:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-18 20:44:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2019-09-18 20:44:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 20:44:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2019-09-18 20:44:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2019-09-18 20:44:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-09-18 20:44:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-09-18 20:44:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-09-18 20:44:31,095 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-18 20:44:31,095 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-09-18 20:44:31,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-09-18 20:44:31,095 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-18 20:44:31,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-18 20:44:31,095 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 20:44:31,096 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-18 20:44:31,096 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 20:44:31,096 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-18 20:44:31,096 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-18 20:44:31,096 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-18 20:44:31,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-18 20:44:31,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 20:44:31,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-18 20:44:31,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-18 20:44:31,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-18 20:44:31,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-18 20:44:31,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-18 20:44:31,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-18 20:44:31,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-18 20:44:31,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-18 20:44:31,098 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-18 20:44:31,098 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-09-18 20:44:31,098 INFO L130 BoogieDeclarations]: Found specification of procedure __gameport_register_port [2019-09-18 20:44:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_unregister_port [2019-09-18 20:44:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_phys [2019-09-18 20:44:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_allocate_port [2019-09-18 20:44:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_free_port [2019-09-18 20:44:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_name [2019-09-18 20:44:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2019-09-18 20:44:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2019-09-18 20:44:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_len [2019-09-18 20:44:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_start [2019-09-18 20:44:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_valid [2019-09-18 20:44:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_len [2019-09-18 20:44:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_register_driver [2019-09-18 20:44:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_unregister_driver [2019-09-18 20:44:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure ns558_isa_probe [2019-09-18 20:44:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 20:44:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 20:44:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 20:44:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure ns558_pnp_probe [2019-09-18 20:44:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure ns558_init [2019-09-18 20:44:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure ns558_exit [2019-09-18 20:44:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-18 20:44:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-18 20:44:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2019-09-18 20:44:31,103 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 20:44:31,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-09-18 20:44:31,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-18 20:44:31,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-09-18 20:44:31,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-09-18 20:44:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-09-18 20:44:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-09-18 20:44:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-18 20:44:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 20:44:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 20:44:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 20:44:31,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 20:44:31,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-18 20:44:31,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 20:44:31,848 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-18 20:44:32,822 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 20:44:32,822 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-18 20:44:32,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 08:44:32 BoogieIcfgContainer [2019-09-18 20:44:32,831 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 20:44:32,831 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 20:44:32,832 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 20:44:32,832 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 20:44:32,833 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 08:44:32" (1/1) ... [2019-09-18 20:44:32,834 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 20:44:32,868 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 20:44:32,868 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 20:44:32,883 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 20:44:32,892 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 20:44:32,894 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 20:44:33,410 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-18 20:44:33,661 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 116 [2019-09-18 20:44:34,062 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 143 [2019-09-18 20:44:34,474 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 138 [2019-09-18 20:44:34,980 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 151 [2019-09-18 20:44:35,436 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 148 [2019-09-18 20:44:35,991 WARN L191 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 161 [2019-09-18 20:44:36,544 WARN L191 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 160 [2019-09-18 20:44:37,250 WARN L191 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 174 [2019-09-18 20:44:37,819 WARN L191 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 169 [2019-09-18 20:44:38,720 WARN L191 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 183 [2019-09-18 20:44:39,398 WARN L191 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 178 [2019-09-18 20:44:40,553 WARN L191 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 192 [2019-09-18 20:44:41,257 WARN L191 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 187 [2019-09-18 20:44:41,476 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 20:44:42,385 WARN L191 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 201 [2019-09-18 20:44:43,186 WARN L191 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 196 [2019-09-18 20:44:48,264 WARN L191 SmtUtils]: Spent 4.85 s on a formula simplification that was a NOOP. DAG size: 1008 [2019-09-18 20:44:53,181 WARN L191 SmtUtils]: Spent 4.86 s on a formula simplification that was a NOOP. DAG size: 1010 [2019-09-18 20:44:58,046 WARN L191 SmtUtils]: Spent 4.78 s on a formula simplification that was a NOOP. DAG size: 1012 [2019-09-18 20:45:02,896 WARN L191 SmtUtils]: Spent 4.79 s on a formula simplification that was a NOOP. DAG size: 1014 [2019-09-18 20:45:07,768 WARN L191 SmtUtils]: Spent 4.79 s on a formula simplification that was a NOOP. DAG size: 1016 [2019-09-18 20:45:12,675 WARN L191 SmtUtils]: Spent 4.82 s on a formula simplification that was a NOOP. DAG size: 1018 [2019-09-18 20:45:17,553 WARN L191 SmtUtils]: Spent 4.83 s on a formula simplification that was a NOOP. DAG size: 1020 [2019-09-18 20:45:22,492 WARN L191 SmtUtils]: Spent 4.87 s on a formula simplification that was a NOOP. DAG size: 1022 [2019-09-18 20:45:22,949 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-09-18 20:45:35,517 WARN L191 SmtUtils]: Spent 12.56 s on a formula simplification. DAG size of input: 1153 DAG size of output: 1037 [2019-09-18 20:45:45,961 WARN L191 SmtUtils]: Spent 10.24 s on a formula simplification. DAG size of input: 1068 DAG size of output: 1032 [2019-09-18 20:45:46,550 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-09-18 20:46:00,020 WARN L191 SmtUtils]: Spent 13.46 s on a formula simplification. DAG size of input: 1191 DAG size of output: 1045 [2019-09-18 20:46:00,313 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 20:46:11,183 WARN L191 SmtUtils]: Spent 10.86 s on a formula simplification. DAG size of input: 1088 DAG size of output: 1046 [2019-09-18 20:46:11,880 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2019-09-18 20:46:26,467 WARN L191 SmtUtils]: Spent 14.58 s on a formula simplification. DAG size of input: 1220 DAG size of output: 1060 [2019-09-18 20:46:37,694 WARN L191 SmtUtils]: Spent 10.96 s on a formula simplification. DAG size of input: 1091 DAG size of output: 1055 [2019-09-18 20:46:38,627 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2019-09-18 20:46:54,563 WARN L191 SmtUtils]: Spent 15.93 s on a formula simplification. DAG size of input: 1278 DAG size of output: 1068 [2019-09-18 20:47:06,338 WARN L191 SmtUtils]: Spent 11.43 s on a formula simplification. DAG size of input: 1103 DAG size of output: 1065 [2019-09-18 20:47:07,375 WARN L191 SmtUtils]: Spent 570.00 ms on a formula simplification that was a NOOP. DAG size: 307 [2019-09-18 20:47:21,585 WARN L191 SmtUtils]: Spent 14.20 s on a formula simplification. DAG size of input: 1297 DAG size of output: 1078 [2019-09-18 20:47:33,595 WARN L191 SmtUtils]: Spent 11.68 s on a formula simplification. DAG size of input: 1113 DAG size of output: 1073 [2019-09-18 20:47:35,101 WARN L191 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 361 [2019-09-18 20:47:53,083 WARN L191 SmtUtils]: Spent 17.97 s on a formula simplification. DAG size of input: 1328 DAG size of output: 1086 [2019-09-18 20:48:05,410 WARN L191 SmtUtils]: Spent 11.96 s on a formula simplification. DAG size of input: 1127 DAG size of output: 1081 [2019-09-18 20:48:07,290 WARN L191 SmtUtils]: Spent 878.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2019-09-18 20:48:32,534 WARN L191 SmtUtils]: Spent 25.23 s on a formula simplification. DAG size of input: 1528 DAG size of output: 1207 [2019-09-18 20:48:48,605 WARN L191 SmtUtils]: Spent 15.63 s on a formula simplification. DAG size of input: 1250 DAG size of output: 1202 [2019-09-18 20:48:56,580 WARN L191 SmtUtils]: Spent 7.96 s on a formula simplification that was a NOOP. DAG size: 1226 [2019-09-18 20:49:04,537 WARN L191 SmtUtils]: Spent 7.95 s on a formula simplification that was a NOOP. DAG size: 1226 [2019-09-18 20:49:04,557 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1246 for LOIs [2019-09-18 20:49:04,939 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-18 20:49:05,292 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2019-09-18 20:49:05,479 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-18 20:49:07,762 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 20:49:20,345 WARN L191 SmtUtils]: Spent 12.57 s on a formula simplification that was a NOOP. DAG size: 1415 [2019-09-18 20:49:33,288 WARN L191 SmtUtils]: Spent 12.66 s on a formula simplification that was a NOOP. DAG size: 1412 [2019-09-18 20:50:04,114 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-18 20:50:07,374 WARN L191 SmtUtils]: Spent 3.24 s on a formula simplification that was a NOOP. DAG size: 529 [2019-09-18 20:50:50,063 WARN L191 SmtUtils]: Spent 42.45 s on a formula simplification that was a NOOP. DAG size: 1284 [2019-09-18 20:51:34,586 WARN L191 SmtUtils]: Spent 44.35 s on a formula simplification that was a NOOP. DAG size: 1281 [2019-09-18 20:52:19,203 WARN L191 SmtUtils]: Spent 44.44 s on a formula simplification that was a NOOP. DAG size: 1278 [2019-09-18 20:52:21,582 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 20:53:10,376 WARN L191 SmtUtils]: Spent 48.78 s on a formula simplification that was a NOOP. DAG size: 3054 [2019-09-18 20:53:12,911 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 20:54:08,491 WARN L191 SmtUtils]: Spent 55.56 s on a formula simplification that was a NOOP. DAG size: 3021 [2019-09-18 20:54:10,814 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 20:55:17,217 WARN L191 SmtUtils]: Spent 1.11 m on a formula simplification that was a NOOP. DAG size: 2988 [2019-09-18 20:55:19,543 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 20:56:34,111 WARN L191 SmtUtils]: Spent 1.24 m on a formula simplification that was a NOOP. DAG size: 2951 [2019-09-18 20:57:51,200 WARN L191 SmtUtils]: Spent 1.28 m on a formula simplification that was a NOOP. DAG size: 2948