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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 23:27:02,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 23:27:02,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 23:27:02,144 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 23:27:02,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 23:27:02,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 23:27:02,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 23:27:02,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 23:27:02,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 23:27:02,151 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 23:27:02,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 23:27:02,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 23:27:02,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 23:27:02,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 23:27:02,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 23:27:02,156 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 23:27:02,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 23:27:02,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 23:27:02,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 23:27:02,162 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 23:27:02,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 23:27:02,165 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 23:27:02,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 23:27:02,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 23:27:02,169 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 23:27:02,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 23:27:02,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 23:27:02,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 23:27:02,171 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 23:27:02,172 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 23:27:02,172 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 23:27:02,173 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 23:27:02,174 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 23:27:02,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 23:27:02,175 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 23:27:02,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 23:27:02,176 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 23:27:02,177 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 23:27:02,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 23:27:02,178 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 23:27:02,178 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 23:27:02,179 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 [2019-10-03 23:27:02,198 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 23:27:02,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 23:27:02,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-03 23:27:02,201 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-03 23:27:02,201 INFO L138 SettingsManager]: * Use SBE=true [2019-10-03 23:27:02,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 23:27:02,201 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 23:27:02,202 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-03 23:27:02,202 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 23:27:02,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 23:27:02,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 23:27:02,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 23:27:02,202 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 23:27:02,203 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 23:27:02,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 23:27:02,204 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-03 23:27:02,204 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 23:27:02,205 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 23:27:02,205 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 23:27:02,205 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-03 23:27:02,205 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-03 23:27:02,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 23:27:02,206 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 23:27:02,206 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 23:27:02,206 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-03 23:27:02,207 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-03 23:27:02,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 23:27:02,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-03 23:27:02,207 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-03 23:27:02,247 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 23:27:02,265 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 23:27:02,270 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 23:27:02,271 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 23:27:02,272 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 23:27:02,273 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2019-10-03 23:27:02,341 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9ae265f4/d0a9959277eb428bb27d3ec2afcef7c7/FLAG32427632a [2019-10-03 23:27:03,096 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 23:27:03,097 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2019-10-03 23:27:03,128 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9ae265f4/d0a9959277eb428bb27d3ec2afcef7c7/FLAG32427632a [2019-10-03 23:27:03,170 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9ae265f4/d0a9959277eb428bb27d3ec2afcef7c7 [2019-10-03 23:27:03,184 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 23:27:03,185 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 23:27:03,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 23:27:03,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 23:27:03,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 23:27:03,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 11:27:03" (1/1) ... [2019-10-03 23:27:03,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@235c31ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 11:27:03, skipping insertion in model container [2019-10-03 23:27:03,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 11:27:03" (1/1) ... [2019-10-03 23:27:03,203 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 23:27:03,292 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 23:27:03,901 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3059] [2019-10-03 23:27:03,902 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3060-3061] [2019-10-03 23:27:04,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 23:27:04,463 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 23:27:04,577 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3059] [2019-10-03 23:27:04,577 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3060-3061] [2019-10-03 23:27:04,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 23:27:04,824 INFO L192 MainTranslator]: Completed translation [2019-10-03 23:27:04,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 11:27:04 WrapperNode [2019-10-03 23:27:04,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 23:27:04,826 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 23:27:04,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 23:27:04,827 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 23:27:04,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 11:27:04" (1/1) ... [2019-10-03 23:27:04,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 11:27:04" (1/1) ... [2019-10-03 23:27:04,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 11:27:04" (1/1) ... [2019-10-03 23:27:04,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 11:27:04" (1/1) ... [2019-10-03 23:27:04,995 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 11:27:04" (1/1) ... [2019-10-03 23:27:05,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 11:27:04" (1/1) ... [2019-10-03 23:27:05,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 11:27:04" (1/1) ... [2019-10-03 23:27:05,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 23:27:05,061 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 23:27:05,061 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 23:27:05,062 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 23:27:05,063 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 11:27:04" (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 [2019-10-03 23:27:05,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 23:27:05,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 23:27:05,145 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-03 23:27:05,146 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-03 23:27:05,146 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-03 23:27:05,146 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-03 23:27:05,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-03 23:27:05,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2019-10-03 23:27:05,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-03 23:27:05,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-03 23:27:05,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-03 23:27:05,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-03 23:27:05,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-03 23:27:05,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-03 23:27:05,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-03 23:27:05,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-03 23:27:05,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-03 23:27:05,152 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2019-10-03 23:27:05,152 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2019-10-03 23:27:05,152 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2019-10-03 23:27:05,152 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-03 23:27:05,152 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-03 23:27:05,152 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_init_units [2019-10-03 23:27:05,153 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2019-10-03 23:27:05,153 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2019-10-03 23:27:05,153 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2019-10-03 23:27:05,153 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2019-10-03 23:27:05,153 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2019-10-03 23:27:05,154 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2019-10-03 23:27:05,154 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2019-10-03 23:27:05,154 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2019-10-03 23:27:05,155 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2019-10-03 23:27:05,155 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2019-10-03 23:27:05,155 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2019-10-03 23:27:05,155 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2019-10-03 23:27:05,155 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_detect [2019-10-03 23:27:05,156 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_open [2019-10-03 23:27:05,156 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_release [2019-10-03 23:27:05,156 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2019-10-03 23:27:05,156 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_read [2019-10-03 23:27:05,156 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_init [2019-10-03 23:27:05,157 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_exit [2019-10-03 23:27:05,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_1 [2019-10-03 23:27:05,157 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 23:27:05,157 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-03 23:27:05,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-10-03 23:27:05,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_19 [2019-10-03 23:27:05,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2019-10-03 23:27:05,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-03 23:27:05,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-03 23:27:05,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-03 23:27:05,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-03 23:27:05,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-03 23:27:05,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-03 23:27:05,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2019-10-03 23:27:05,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-03 23:27:05,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-03 23:27:05,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-10-03 23:27:05,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_chrdev [2019-10-03 23:27:05,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2019-10-03 23:27:05,162 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-03 23:27:05,162 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-03 23:27:05,162 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2019-10-03 23:27:05,162 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2019-10-03 23:27:05,162 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2019-10-03 23:27:05,163 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-10-03 23:27:05,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-03 23:27:05,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-03 23:27:05,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-03 23:27:05,164 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-10-03 23:27:05,164 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-03 23:27:05,165 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-03 23:27:05,165 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2019-10-03 23:27:05,165 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2019-10-03 23:27:05,166 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2019-10-03 23:27:05,166 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2019-10-03 23:27:05,166 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_block [2019-10-03 23:27:05,166 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2019-10-03 23:27:05,166 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2019-10-03 23:27:05,167 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2019-10-03 23:27:05,167 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_regr [2019-10-03 23:27:05,168 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-03 23:27:05,168 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2019-10-03 23:27:05,168 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-03 23:27:05,168 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-03 23:27:05,168 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-03 23:27:05,169 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-03 23:27:05,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 23:27:05,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 23:27:05,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-03 23:27:05,169 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-03 23:27:05,170 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-03 23:27:05,170 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-03 23:27:05,170 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-10-03 23:27:05,170 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-03 23:27:05,170 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-03 23:27:05,170 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-10-03 23:27:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-03 23:27:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-03 23:27:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-03 23:27:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-03 23:27:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-03 23:27:05,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-03 23:27:05,172 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-03 23:27:05,172 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-10-03 23:27:05,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-10-03 23:27:05,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2019-10-03 23:27:05,172 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-03 23:27:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-03 23:27:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 23:27:05,174 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-03 23:27:05,174 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 23:27:05,174 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2019-10-03 23:27:05,174 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_loff_t [2019-10-03 23:27:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-03 23:27:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-03 23:27:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 23:27:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 23:27:05,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-03 23:27:05,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-03 23:27:05,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-03 23:27:05,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-03 23:27:05,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-03 23:27:05,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-03 23:27:05,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-03 23:27:05,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-03 23:27:05,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_1 [2019-10-03 23:27:05,178 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2019-10-03 23:27:05,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 23:27:05,179 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2019-10-03 23:27:05,179 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2019-10-03 23:27:05,183 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2019-10-03 23:27:05,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_19 [2019-10-03 23:27:05,184 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2019-10-03 23:27:05,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2019-10-03 23:27:05,185 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2019-10-03 23:27:05,185 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-03 23:27:05,185 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2019-10-03 23:27:05,185 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2019-10-03 23:27:05,186 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2019-10-03 23:27:05,193 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2019-10-03 23:27:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2019-10-03 23:27:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-03 23:27:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-03 23:27:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-03 23:27:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-10-03 23:27:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-03 23:27:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-03 23:27:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2019-10-03 23:27:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2019-10-03 23:27:05,196 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_regr [2019-10-03 23:27:05,196 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2019-10-03 23:27:05,196 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2019-10-03 23:27:05,197 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2019-10-03 23:27:05,197 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2019-10-03 23:27:05,197 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2019-10-03 23:27:05,197 INFO L130 BoogieDeclarations]: Found specification of procedure pg_open [2019-10-03 23:27:05,197 INFO L130 BoogieDeclarations]: Found specification of procedure pg_release [2019-10-03 23:27:05,197 INFO L130 BoogieDeclarations]: Found specification of procedure pg_read [2019-10-03 23:27:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2019-10-03 23:27:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure pg_detect [2019-10-03 23:27:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2019-10-03 23:27:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure pg_init_units [2019-10-03 23:27:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 23:27:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 23:27:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 23:27:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2019-10-03 23:27:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2019-10-03 23:27:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2019-10-03 23:27:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2019-10-03 23:27:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2019-10-03 23:27:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2019-10-03 23:27:05,200 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2019-10-03 23:27:05,200 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2019-10-03 23:27:05,201 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2019-10-03 23:27:05,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 23:27:05,201 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2019-10-03 23:27:05,201 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2019-10-03 23:27:05,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-03 23:27:05,202 INFO L130 BoogieDeclarations]: Found specification of procedure pg_init [2019-10-03 23:27:05,202 INFO L130 BoogieDeclarations]: Found specification of procedure pg_exit [2019-10-03 23:27:05,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-03 23:27:05,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-03 23:27:05,202 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 23:27:05,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-03 23:27:05,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-03 23:27:05,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-03 23:27:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-03 23:27:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-03 23:27:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-03 23:27:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-03 23:27:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-03 23:27:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 23:27:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 23:27:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 23:27:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-03 23:27:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 23:27:05,901 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-03 23:27:08,799 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 23:27:08,799 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-03 23:27:08,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 11:27:08 BoogieIcfgContainer [2019-10-03 23:27:08,803 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 23:27:08,803 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-03 23:27:08,804 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-03 23:27:08,804 INFO L275 PluginConnector]: Sifa initialized [2019-10-03 23:27:08,806 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 11:27:08" (1/1) ... [2019-10-03 23:27:08,806 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-03 23:27:08,864 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-03 23:27:08,865 INFO L169 IcfgInterpreter]: Building call graph [2019-10-03 23:27:08,893 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-03 23:27:08,912 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-03 23:27:08,914 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-03 23:30:08,982 WARN L191 SmtUtils]: Spent 916.00 ms on a formula simplification that was a NOOP. DAG size: 1127 [2019-10-03 23:30:36,043 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 113 [2019-10-03 23:30:36,632 WARN L191 SmtUtils]: Spent 580.00 ms on a formula simplification that was a NOOP. DAG size: 1112 [2019-10-03 23:30:37,605 WARN L191 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 1112 [2019-10-03 23:30:38,153 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 1111 [2019-10-03 23:30:38,800 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 1122 [2019-10-03 23:30:39,166 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 1122 [2019-10-03 23:30:39,505 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 1122 [2019-10-03 23:30:40,077 WARN L191 SmtUtils]: Spent 516.00 ms on a formula simplification that was a NOOP. DAG size: 1246 [2019-10-03 23:30:40,117 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1264 for LOIs