java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:01:17,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:01:17,487 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:01:17,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:01:17,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:01:17,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:01:17,510 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:01:17,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:01:17,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:01:17,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:01:17,517 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:01:17,525 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:01:17,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:01:17,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:01:17,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:01:17,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:01:17,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:01:17,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:01:17,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:01:17,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:01:17,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:01:17,546 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:01:17,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:01:17,550 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:01:17,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:01:17,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:01:17,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:01:17,558 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:01:17,559 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:01:17,562 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:01:17,562 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:01:17,563 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:01:17,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:01:17,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:01:17,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:01:17,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:01:17,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:01:17,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:01:17,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:01:17,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:01:17,576 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:01:17,578 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 15:01:17,603 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:01:17,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:01:17,606 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:01:17,606 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:01:17,607 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:01:17,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:01:17,607 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:01:17,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:01:17,607 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:01:17,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:01:17,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:01:17,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:01:17,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:01:17,610 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:01:17,610 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:01:17,610 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:01:17,610 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:01:17,610 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:01:17,611 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:01:17,611 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:01:17,612 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:01:17,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:01:17,612 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:01:17,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:01:17,613 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:01:17,613 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:01:17,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:01:17,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:01:17,613 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 15:01:17,674 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:01:17,698 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:01:17,702 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:01:17,703 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:01:17,704 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:01:17,705 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-09-20 15:01:17,766 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fbe28366/8da8a0e2945a4d1c9669df5fdca22d7f/FLAG67d900222 [2019-09-20 15:01:18,420 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:01:18,421 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-09-20 15:01:18,448 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fbe28366/8da8a0e2945a4d1c9669df5fdca22d7f/FLAG67d900222 [2019-09-20 15:01:18,572 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fbe28366/8da8a0e2945a4d1c9669df5fdca22d7f [2019-09-20 15:01:18,583 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:01:18,585 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:01:18,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:01:18,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:01:18,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:01:18,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:01:18" (1/1) ... [2019-09-20 15:01:18,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26f0f2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:18, skipping insertion in model container [2019-09-20 15:01:18,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:01:18" (1/1) ... [2019-09-20 15:01:18,598 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:01:18,676 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:01:19,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:01:19,729 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:01:19,910 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:01:19,966 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:01:19,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:19 WrapperNode [2019-09-20 15:01:19,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:01:19,968 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:01:19,968 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:01:19,968 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:01:19,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:19" (1/1) ... [2019-09-20 15:01:19,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:19" (1/1) ... [2019-09-20 15:01:20,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:19" (1/1) ... [2019-09-20 15:01:20,034 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:19" (1/1) ... [2019-09-20 15:01:20,087 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:19" (1/1) ... [2019-09-20 15:01:20,102 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:19" (1/1) ... [2019-09-20 15:01:20,114 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:19" (1/1) ... [2019-09-20 15:01:20,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:01:20,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:01:20,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:01:20,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:01:20,143 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:01:20,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:01:20,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:01:20,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-20 15:01:20,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-20 15:01:20,205 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-20 15:01:20,205 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-20 15:01:20,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-20 15:01:20,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-20 15:01:20,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-20 15:01:20,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-20 15:01:20,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-20 15:01:20,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-20 15:01:20,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-20 15:01:20,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-20 15:01:20,207 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-20 15:01:20,208 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-20 15:01:20,208 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2019-09-20 15:01:20,208 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2019-09-20 15:01:20,208 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-09-20 15:01:20,209 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_trigger_put [2019-09-20 15:01:20,209 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_trigger_set_drvdata [2019-09-20 15:01:20,209 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_trigger_get_drvdata [2019-09-20 15:01:20,209 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_interrupt_trigger_poll [2019-09-20 15:01:20,210 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_interrupt_trigger_probe [2019-09-20 15:01:20,210 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_interrupt_trigger_remove [2019-09-20 15:01:20,210 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_interrupt_trigger_driver_init [2019-09-20 15:01:20,210 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_interrupt_trigger_driver_exit [2019-09-20 15:01:20,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-09-20 15:01:20,211 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-09-20 15:01:20,211 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-09-20 15:01:20,211 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-09-20 15:01:20,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_probe_2 [2019-09-20 15:01:20,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_init_2 [2019-09-20 15:01:20,211 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-09-20 15:01:20,212 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:01:20,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_5 [2019-09-20 15:01:20,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___module_get_6 [2019-09-20 15:01:20,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_7 [2019-09-20 15:01:20,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_8 [2019-09-20 15:01:20,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_9 [2019-09-20 15:01:20,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___platform_driver_register_10 [2019-09-20 15:01:20,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_11 [2019-09-20 15:01:20,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-20 15:01:20,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-20 15:01:20,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-20 15:01:20,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-20 15:01:20,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-20 15:01:20,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-09-20 15:01:20,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-09-20 15:01:20,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-09-20 15:01:20,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-09-20 15:01:20,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-09-20 15:01:20,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 15:01:20,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __platform_driver_register [2019-09-20 15:01:20,215 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-20 15:01:20,215 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-09-20 15:01:20,216 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_trigger_alloc [2019-09-20 15:01:20,216 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_trigger_poll [2019-09-20 15:01:20,216 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_trigger_register [2019-09-20 15:01:20,216 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_trigger_unregister [2019-09-20 15:01:20,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 15:01:20,217 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2019-09-20 15:01:20,217 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2019-09-20 15:01:20,217 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2019-09-20 15:01:20,217 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-09-20 15:01:20,217 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 15:01:20,218 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 15:01:20,218 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-20 15:01:20,218 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-20 15:01:20,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:01:20,218 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-20 15:01:20,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___module_get_6 [2019-09-20 15:01:20,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_5 [2019-09-20 15:01:20,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-09-20 15:01:20,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-09-20 15:01:20,219 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 15:01:20,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-20 15:01:20,220 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-20 15:01:20,220 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-20 15:01:20,220 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-20 15:01:20,220 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:01:20,220 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 15:01:20,220 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:01:20,221 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 15:01:20,221 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 15:01:20,221 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 15:01:20,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:01:20,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-20 15:01:20,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-20 15:01:20,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-20 15:01:20,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-20 15:01:20,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-20 15:01:20,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-20 15:01:20,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-20 15:01:20,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-20 15:01:20,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-20 15:01:20,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-09-20 15:01:20,223 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-09-20 15:01:20,223 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-09-20 15:01:20,223 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-09-20 15:01:20,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_probe_2 [2019-09-20 15:01:20,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_init_2 [2019-09-20 15:01:20,223 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-09-20 15:01:20,224 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-20 15:01:20,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:01:20,224 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-20 15:01:20,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:01:20,224 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2019-09-20 15:01:20,224 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-20 15:01:20,225 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2019-09-20 15:01:20,225 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2019-09-20 15:01:20,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___platform_driver_register_10 [2019-09-20 15:01:20,225 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2019-09-20 15:01:20,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_11 [2019-09-20 15:01:20,225 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2019-09-20 15:01:20,225 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2019-09-20 15:01:20,226 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-09-20 15:01:20,226 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-09-20 15:01:20,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_7 [2019-09-20 15:01:20,226 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-09-20 15:01:20,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_8 [2019-09-20 15:01:20,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_9 [2019-09-20 15:01:20,226 INFO L130 BoogieDeclarations]: Found specification of procedure iio_trigger_put [2019-09-20 15:01:20,227 INFO L130 BoogieDeclarations]: Found specification of procedure iio_trigger_set_drvdata [2019-09-20 15:01:20,227 INFO L130 BoogieDeclarations]: Found specification of procedure iio_trigger_get_drvdata [2019-09-20 15:01:20,227 INFO L130 BoogieDeclarations]: Found specification of procedure iio_trigger_register [2019-09-20 15:01:20,227 INFO L130 BoogieDeclarations]: Found specification of procedure iio_trigger_unregister [2019-09-20 15:01:20,227 INFO L130 BoogieDeclarations]: Found specification of procedure iio_trigger_poll [2019-09-20 15:01:20,227 INFO L130 BoogieDeclarations]: Found specification of procedure iio_trigger_alloc [2019-09-20 15:01:20,228 INFO L130 BoogieDeclarations]: Found specification of procedure iio_interrupt_trigger_poll [2019-09-20 15:01:20,228 INFO L130 BoogieDeclarations]: Found specification of procedure iio_interrupt_trigger_probe [2019-09-20 15:01:20,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:01:20,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:01:20,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:01:20,228 INFO L130 BoogieDeclarations]: Found specification of procedure iio_interrupt_trigger_remove [2019-09-20 15:01:20,229 INFO L130 BoogieDeclarations]: Found specification of procedure iio_interrupt_trigger_driver_init [2019-09-20 15:01:20,229 INFO L130 BoogieDeclarations]: Found specification of procedure iio_interrupt_trigger_driver_exit [2019-09-20 15:01:20,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 15:01:20,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 15:01:20,229 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-20 15:01:20,229 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:01:20,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-20 15:01:20,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-20 15:01:20,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-20 15:01:20,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-20 15:01:20,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-20 15:01:20,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-09-20 15:01:20,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-09-20 15:01:20,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-09-20 15:01:20,231 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 15:01:20,231 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:01:20,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:01:20,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:01:20,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 15:01:20,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:01:20,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:01:21,047 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-20 15:01:21,066 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-09-20 15:01:21,925 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:01:21,926 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 15:01:21,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:01:21 BoogieIcfgContainer [2019-09-20 15:01:21,927 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:01:21,928 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:01:21,928 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:01:21,929 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:01:21,930 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:01:21" (1/1) ... [2019-09-20 15:01:21,931 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 [2019-09-20 15:01:21,972 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:01:21,972 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:01:21,991 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:01:22,005 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:01:22,007 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:01:23,314 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 284 [2019-09-20 15:01:24,959 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 280 DAG size of output: 270 [2019-09-20 15:01:25,747 WARN L191 SmtUtils]: Spent 783.00 ms on a formula simplification that was a NOOP. DAG size: 270 [2019-09-20 15:01:26,472 WARN L191 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 270 [2019-09-20 15:01:26,494 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 336 for LOIs [2019-09-20 15:01:26,606 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 15:01:26,822 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-20 15:01:27,061 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 39 [2019-09-20 15:01:27,168 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2019-09-20 15:01:27,276 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2019-09-20 15:01:27,391 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2019-09-20 15:01:27,617 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 31 [2019-09-20 15:01:27,848 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 38 [2019-09-20 15:01:31,246 WARN L191 SmtUtils]: Spent 3.37 s on a formula simplification. DAG size of input: 353 DAG size of output: 335 [2019-09-20 15:01:32,383 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 335 [2019-09-20 15:01:34,647 WARN L191 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 345 DAG size of output: 335 [2019-09-20 15:01:35,797 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 335 [2019-09-20 15:01:39,015 WARN L191 SmtUtils]: Spent 3.21 s on a formula simplification. DAG size of input: 351 DAG size of output: 335 [2019-09-20 15:01:40,095 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 335 [2019-09-20 15:01:43,372 WARN L191 SmtUtils]: Spent 3.26 s on a formula simplification. DAG size of input: 339 DAG size of output: 335 [2019-09-20 15:01:44,424 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 335 [2019-09-20 15:01:46,605 WARN L191 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 345 DAG size of output: 335 [2019-09-20 15:01:47,672 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 335 [2019-09-20 15:01:51,044 WARN L191 SmtUtils]: Spent 3.31 s on a formula simplification. DAG size of input: 355 DAG size of output: 347 [2019-09-20 15:01:52,214 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 347 [2019-09-20 15:01:55,612 WARN L191 SmtUtils]: Spent 3.40 s on a formula simplification. DAG size of input: 355 DAG size of output: 347 [2019-09-20 15:01:56,802 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 347 [2019-09-20 15:02:00,147 WARN L191 SmtUtils]: Spent 3.34 s on a formula simplification. DAG size of input: 355 DAG size of output: 347 [2019-09-20 15:02:01,324 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 347