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 IntervalDomain -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 23:18:28,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 23:18:28,105 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 23:18:28,116 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 23:18:28,117 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 23:18:28,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 23:18:28,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 23:18:28,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 23:18:28,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 23:18:28,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 23:18:28,125 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 23:18:28,126 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 23:18:28,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 23:18:28,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 23:18:28,128 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 23:18:28,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 23:18:28,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 23:18:28,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 23:18:28,133 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 23:18:28,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 23:18:28,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 23:18:28,138 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 23:18:28,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 23:18:28,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 23:18:28,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 23:18:28,143 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 23:18:28,143 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 23:18:28,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 23:18:28,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 23:18:28,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 23:18:28,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 23:18:28,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 23:18:28,147 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 23:18:28,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 23:18:28,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 23:18:28,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 23:18:28,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 23:18:28,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 23:18:28,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 23:18:28,151 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 23:18:28,152 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 23:18:28,153 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 [2019-09-06 23:18:28,167 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 23:18:28,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 23:18:28,169 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 23:18:28,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 23:18:28,169 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 23:18:28,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 23:18:28,169 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 23:18:28,170 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 23:18:28,170 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 23:18:28,170 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 23:18:28,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 23:18:28,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 23:18:28,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 23:18:28,171 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 23:18:28,171 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 23:18:28,171 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 23:18:28,171 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 23:18:28,172 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 23:18:28,172 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 23:18:28,172 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 23:18:28,172 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 23:18:28,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 23:18:28,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 23:18:28,173 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 23:18:28,173 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 23:18:28,173 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 23:18:28,173 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 23:18:28,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 23:18:28,174 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 23:18:28,219 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 23:18:28,230 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 23:18:28,234 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 23:18:28,238 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 23:18:28,239 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 23:18:28,240 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i [2019-09-06 23:18:28,321 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a976e150a/d2c8394c85e1423b91b34deea4738485/FLAG697f6be46 [2019-09-06 23:18:29,162 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 23:18:29,163 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i [2019-09-06 23:18:29,191 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a976e150a/d2c8394c85e1423b91b34deea4738485/FLAG697f6be46 [2019-09-06 23:18:29,682 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a976e150a/d2c8394c85e1423b91b34deea4738485 [2019-09-06 23:18:29,693 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 23:18:29,695 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 23:18:29,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 23:18:29,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 23:18:29,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 23:18:29,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:18:29" (1/1) ... [2019-09-06 23:18:29,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aa16274 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:18:29, skipping insertion in model container [2019-09-06 23:18:29,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:18:29" (1/1) ... [2019-09-06 23:18:29,709 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 23:18:29,813 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 23:18:31,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 23:18:31,161 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 23:18:31,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 23:18:31,401 INFO L192 MainTranslator]: Completed translation [2019-09-06 23:18:31,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:18:31 WrapperNode [2019-09-06 23:18:31,402 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 23:18:31,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 23:18:31,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 23:18:31,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 23:18:31,418 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:18:31" (1/1) ... [2019-09-06 23:18:31,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:18:31" (1/1) ... [2019-09-06 23:18:31,456 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:18:31" (1/1) ... [2019-09-06 23:18:31,456 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:18:31" (1/1) ... [2019-09-06 23:18:31,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:18:31" (1/1) ... [2019-09-06 23:18:31,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:18:31" (1/1) ... [2019-09-06 23:18:31,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:18:31" (1/1) ... [2019-09-06 23:18:31,632 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 23:18:31,633 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 23:18:31,634 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 23:18:31,634 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 23:18:31,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:18:31" (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 [2019-09-06 23:18:31,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 23:18:31,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 23:18:31,742 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-09-06 23:18:31,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-06 23:18:31,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-06 23:18:31,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-06 23:18:31,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-06 23:18:31,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-06 23:18:31,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-06 23:18:31,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-06 23:18:31,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-06 23:18:31,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-06 23:18:31,746 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2019-09-06 23:18:31,746 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2019-09-06 23:18:31,747 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-09-06 23:18:31,748 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-09-06 23:18:31,751 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-09-06 23:18:31,751 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2019-09-06 23:18:31,752 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_logical_block_size [2019-09-06 23:18:31,752 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_logical_block_size [2019-09-06 23:18:31,753 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2019-09-06 23:18:31,753 INFO L138 BoogieDeclarations]: Found implementation of procedure raw_open [2019-09-06 23:18:31,753 INFO L138 BoogieDeclarations]: Found implementation of procedure raw_release [2019-09-06 23:18:31,754 INFO L138 BoogieDeclarations]: Found implementation of procedure raw_ioctl [2019-09-06 23:18:31,754 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_set [2019-09-06 23:18:31,754 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_get [2019-09-06 23:18:31,754 INFO L138 BoogieDeclarations]: Found implementation of procedure raw_ctl_ioctl [2019-09-06 23:18:31,755 INFO L138 BoogieDeclarations]: Found implementation of procedure raw_ctl_compat_ioctl [2019-09-06 23:18:31,755 INFO L138 BoogieDeclarations]: Found implementation of procedure raw_devnode [2019-09-06 23:18:31,755 INFO L138 BoogieDeclarations]: Found implementation of procedure raw_init [2019-09-06 23:18:31,756 INFO L138 BoogieDeclarations]: Found implementation of procedure raw_exit [2019-09-06 23:18:31,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2019-09-06 23:18:31,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_1 [2019-09-06 23:18:31,756 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 23:18:31,757 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-06 23:18:31,757 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-06 23:18:31,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_5 [2019-09-06 23:18:31,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___module_get_6 [2019-09-06 23:18:31,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_init_7 [2019-09-06 23:18:31,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_del_8 [2019-09-06 23:18:31,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_del_9 [2019-09-06 23:18:31,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-06 23:18:31,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-06 23:18:31,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-06 23:18:31,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-06 23:18:31,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-06 23:18:31,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-09-06 23:18:31,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-09-06 23:18:31,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-09-06 23:18:31,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-09-06 23:18:31,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-09-06 23:18:31,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-06 23:18:31,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2019-09-06 23:18:31,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-09-06 23:18:31,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-09-06 23:18:31,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-09-06 23:18:31,764 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-09-06 23:18:31,764 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-09-06 23:18:31,764 INFO L138 BoogieDeclarations]: Found implementation of procedure bdget [2019-09-06 23:18:31,765 INFO L138 BoogieDeclarations]: Found implementation of procedure bdput [2019-09-06 23:18:31,765 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_fsync [2019-09-06 23:18:31,765 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_get [2019-09-06 23:18:31,766 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_ioctl [2019-09-06 23:18:31,766 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_put [2019-09-06 23:18:31,766 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_read_iter [2019-09-06 23:18:31,767 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_write_iter [2019-09-06 23:18:31,767 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-09-06 23:18:31,768 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2019-09-06 23:18:31,768 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2019-09-06 23:18:31,768 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_init [2019-09-06 23:18:31,768 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2019-09-06 23:18:31,769 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2019-09-06 23:18:31,769 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2019-09-06 23:18:31,769 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2019-09-06 23:18:31,771 INFO L138 BoogieDeclarations]: Found implementation of procedure igrab [2019-09-06 23:18:31,771 INFO L138 BoogieDeclarations]: Found implementation of procedure kasprintf [2019-09-06 23:18:31,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-06 23:18:31,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_1 [2019-09-06 23:18:31,772 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-09-06 23:18:31,772 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-06 23:18:31,772 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2019-09-06 23:18:31,773 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-06 23:18:31,774 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev_region [2019-09-06 23:18:31,774 INFO L138 BoogieDeclarations]: Found implementation of procedure set_blocksize [2019-09-06 23:18:31,774 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2019-09-06 23:18:31,774 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2019-09-06 23:18:31,775 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2019-09-06 23:18:31,776 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-06 23:18:31,777 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-06 23:18:31,778 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-06 23:18:31,778 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-06 23:18:31,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 23:18:31,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-06 23:18:31,779 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-06 23:18:31,780 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-09-06 23:18:31,780 INFO L130 BoogieDeclarations]: Found specification of procedure kasprintf [2019-09-06 23:18:31,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-06 23:18:31,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-06 23:18:31,781 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-06 23:18:31,781 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-06 23:18:31,781 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-06 23:18:31,781 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-09-06 23:18:31,782 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-06 23:18:31,782 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-09-06 23:18:31,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-06 23:18:31,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___module_get_6 [2019-09-06 23:18:31,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_5 [2019-09-06 23:18:31,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-09-06 23:18:31,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-09-06 23:18:31,784 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-09-06 23:18:31,784 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-06 23:18:31,784 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-06 23:18:31,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 23:18:31,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-06 23:18:31,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-06 23:18:31,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-06 23:18:31,786 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 23:18:31,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-06 23:18:31,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-06 23:18:31,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-06 23:18:31,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-06 23:18:31,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-06 23:18:31,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-06 23:18:31,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-06 23:18:31,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-06 23:18:31,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-06 23:18:31,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-06 23:18:31,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-06 23:18:31,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2019-09-06 23:18:31,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_1 [2019-09-06 23:18:31,792 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2019-09-06 23:18:31,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 23:18:31,793 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2019-09-06 23:18:31,794 INFO L130 BoogieDeclarations]: Found specification of procedure bdget [2019-09-06 23:18:31,794 INFO L130 BoogieDeclarations]: Found specification of procedure bdput [2019-09-06 23:18:31,794 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_ioctl [2019-09-06 23:18:31,795 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_get [2019-09-06 23:18:31,795 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_put [2019-09-06 23:18:31,796 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev_region [2019-09-06 23:18:31,800 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2019-09-06 23:18:31,801 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2019-09-06 23:18:31,802 INFO L130 BoogieDeclarations]: Found specification of procedure igrab [2019-09-06 23:18:31,802 INFO L130 BoogieDeclarations]: Found specification of procedure set_blocksize [2019-09-06 23:18:31,803 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_read_iter [2019-09-06 23:18:31,812 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_write_iter [2019-09-06 23:18:31,812 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_fsync [2019-09-06 23:18:31,812 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2019-09-06 23:18:31,812 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2019-09-06 23:18:31,813 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2019-09-06 23:18:31,813 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-09-06 23:18:31,813 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2019-09-06 23:18:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2019-09-06 23:18:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-09-06 23:18:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-09-06 23:18:31,815 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-09-06 23:18:31,815 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-09-06 23:18:31,815 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-09-06 23:18:31,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 23:18:31,815 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-09-06 23:18:31,815 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2019-09-06 23:18:31,816 INFO L130 BoogieDeclarations]: Found specification of procedure queue_logical_block_size [2019-09-06 23:18:31,816 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_logical_block_size [2019-09-06 23:18:31,816 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_init [2019-09-06 23:18:31,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_init_7 [2019-09-06 23:18:31,816 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2019-09-06 23:18:31,816 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2019-09-06 23:18:31,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_del_8 [2019-09-06 23:18:31,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_del_9 [2019-09-06 23:18:31,817 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2019-09-06 23:18:31,817 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2019-09-06 23:18:31,817 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2019-09-06 23:18:31,818 INFO L130 BoogieDeclarations]: Found specification of procedure raw_open [2019-09-06 23:18:31,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-06 23:18:31,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 23:18:31,818 INFO L130 BoogieDeclarations]: Found specification of procedure raw_release [2019-09-06 23:18:31,818 INFO L130 BoogieDeclarations]: Found specification of procedure raw_ioctl [2019-09-06 23:18:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure bind_set [2019-09-06 23:18:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure bind_get [2019-09-06 23:18:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure raw_ctl_ioctl [2019-09-06 23:18:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 23:18:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure raw_ctl_compat_ioctl [2019-09-06 23:18:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure raw_devnode [2019-09-06 23:18:31,820 INFO L130 BoogieDeclarations]: Found specification of procedure raw_init [2019-09-06 23:18:31,820 INFO L130 BoogieDeclarations]: Found specification of procedure raw_exit [2019-09-06 23:18:31,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-06 23:18:31,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-06 23:18:31,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2019-09-06 23:18:31,820 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 23:18:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-06 23:18:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-06 23:18:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-06 23:18:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-09-06 23:18:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-09-06 23:18:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-09-06 23:18:31,822 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-06 23:18:31,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-06 23:18:31,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 23:18:31,822 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-06 23:18:31,822 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-06 23:18:31,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 23:18:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-06 23:18:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-06 23:18:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 23:18:32,706 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-06 23:18:33,638 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-09-06 23:18:33,831 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 23:18:33,831 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 23:18:33,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:18:33 BoogieIcfgContainer [2019-09-06 23:18:33,833 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 23:18:33,834 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 23:18:33,834 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 23:18:33,834 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 23:18:33,836 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:18:33" (1/1) ... [2019-09-06 23:18:33,836 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 23:18:33,862 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 23:18:33,862 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 23:18:33,876 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 23:18:33,886 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 23:18:33,888 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 23:18:34,121 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 173 for LOIs