/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml --sifa.abstract.domain OctagonDomain -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.sifa-quantifier-058fc93 [2023-03-22 22:42:52,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-22 22:42:52,802 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-22 22:42:52,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-22 22:42:52,833 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-22 22:42:52,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-22 22:42:52,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-22 22:42:52,839 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-22 22:42:52,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-22 22:42:52,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-22 22:42:52,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-22 22:42:52,845 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-22 22:42:52,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-22 22:42:52,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-22 22:42:52,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-22 22:42:52,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-22 22:42:52,849 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-22 22:42:52,850 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-22 22:42:52,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-22 22:42:52,856 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-22 22:42:52,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-22 22:42:52,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-22 22:42:52,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-22 22:42:52,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-22 22:42:52,865 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-22 22:42:52,865 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-22 22:42:52,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-22 22:42:52,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-22 22:42:52,866 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-22 22:42:52,867 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-22 22:42:52,867 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-22 22:42:52,867 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-22 22:42:52,868 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-22 22:42:52,869 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-22 22:42:52,869 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-22 22:42:52,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-22 22:42:52,869 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-22 22:42:52,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-22 22:42:52,870 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-22 22:42:52,870 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-22 22:42:52,871 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-22 22:42:52,872 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2023-03-22 22:42:52,895 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-22 22:42:52,895 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-22 22:42:52,896 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-22 22:42:52,896 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-22 22:42:52,897 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-22 22:42:52,897 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-22 22:42:52,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-22 22:42:52,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-22 22:42:52,897 INFO L138 SettingsManager]: * Use SBE=true [2023-03-22 22:42:52,897 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-22 22:42:52,898 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-22 22:42:52,898 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-22 22:42:52,898 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-22 22:42:52,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-22 22:42:52,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-22 22:42:52,899 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-22 22:42:52,899 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-22 22:42:52,899 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-22 22:42:52,899 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-22 22:42:52,899 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-22 22:42:52,899 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-22 22:42:52,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-22 22:42:52,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-22 22:42:52,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-22 22:42:52,899 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-22 22:42:52,899 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-22 22:42:52,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-22 22:42:52,900 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-22 22:42:52,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-22 22:42:52,900 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-22 22:42:52,900 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-22 22:42:52,900 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-22 22:42:52,900 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-03-22 22:42:53,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-22 22:42:53,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-22 22:42:53,081 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-22 22:42:53,081 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-22 22:42:53,082 INFO L275 PluginConnector]: CDTParser initialized [2023-03-22 22:42:53,082 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i [2023-03-22 22:42:54,001 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-22 22:42:54,338 INFO L351 CDTParser]: Found 1 translation units. [2023-03-22 22:42:54,339 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i [2023-03-22 22:42:54,356 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03dfad5e5/e27d1a6dd24144f68908b430ec6ef4dd/FLAGdc85464fc [2023-03-22 22:42:54,367 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03dfad5e5/e27d1a6dd24144f68908b430ec6ef4dd [2023-03-22 22:42:54,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-22 22:42:54,369 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-22 22:42:54,370 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-22 22:42:54,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-22 22:42:54,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-22 22:42:54,373 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.03 10:42:54" (1/1) ... [2023-03-22 22:42:54,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c5e64b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 10:42:54, skipping insertion in model container [2023-03-22 22:42:54,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.03 10:42:54" (1/1) ... [2023-03-22 22:42:54,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-22 22:42:54,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-22 22:42:54,718 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3059] [2023-03-22 22:42:54,718 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3060-3061] [2023-03-22 22:42:54,842 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i[90990,91003] [2023-03-22 22:42:55,180 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-22 22:42:55,208 INFO L203 MainTranslator]: Completed pre-run [2023-03-22 22:42:55,266 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3059] [2023-03-22 22:42:55,267 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3060-3061] [2023-03-22 22:42:55,273 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i[90990,91003] [2023-03-22 22:42:55,363 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-22 22:42:55,387 INFO L208 MainTranslator]: Completed translation [2023-03-22 22:42:55,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 10:42:55 WrapperNode [2023-03-22 22:42:55,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-22 22:42:55,389 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-22 22:42:55,389 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-22 22:42:55,389 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-22 22:42:55,398 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 10:42:55" (1/1) ... [2023-03-22 22:42:55,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 10:42:55" (1/1) ... [2023-03-22 22:42:55,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 10:42:55" (1/1) ... [2023-03-22 22:42:55,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 10:42:55" (1/1) ... [2023-03-22 22:42:55,500 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 10:42:55" (1/1) ... [2023-03-22 22:42:55,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 10:42:55" (1/1) ... [2023-03-22 22:42:55,515 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 10:42:55" (1/1) ... [2023-03-22 22:42:55,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 10:42:55" (1/1) ... [2023-03-22 22:42:55,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-22 22:42:55,534 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-22 22:42:55,534 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-22 22:42:55,534 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-22 22:42:55,535 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 10:42:55" (1/1) ... [2023-03-22 22:42:55,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-22 22:42:55,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-22 22:42:55,574 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-03-22 22:42:55,579 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-03-22 22:42:55,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-22 22:42:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-22 22:42:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-22 22:42:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-03-22 22:42:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-03-22 22:42:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-03-22 22:42:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-03-22 22:42:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-03-22 22:42:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-03-22 22:42:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-03-22 22:42:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2023-03-22 22:42:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-03-22 22:42:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-03-22 22:42:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-03-22 22:42:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-03-22 22:42:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-03-22 22:42:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-03-22 22:42:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-03-22 22:42:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-03-22 22:42:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2023-03-22 22:42:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2023-03-22 22:42:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2023-03-22 22:42:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2023-03-22 22:42:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-03-22 22:42:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-03-22 22:42:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2023-03-22 22:42:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2023-03-22 22:42:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2023-03-22 22:42:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2023-03-22 22:42:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_wait [2023-03-22 22:42:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_command [2023-03-22 22:42:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_completion [2023-03-22 22:42:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_req_sense [2023-03-22 22:42:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_atapi [2023-03-22 22:42:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_sleep [2023-03-22 22:42:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_poll_dsc [2023-03-22 22:42:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_media_access_cmd [2023-03-22 22:42:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_rewind [2023-03-22 22:42:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write_fm [2023-03-22 22:42:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_reset [2023-03-22 22:42:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_ready_wait [2023-03-22 22:42:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2023-03-22 22:42:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure xn [2023-03-22 22:42:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_identify [2023-03-22 22:42:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_probe [2023-03-22 22:42:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_detect [2023-03-22 22:42:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_open [2023-03-22 22:42:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_ioctl [2023-03-22 22:42:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_release [2023-03-22 22:42:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_read [2023-03-22 22:42:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write [2023-03-22 22:42:55,609 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_init [2023-03-22 22:42:55,609 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_exit [2023-03-22 22:42:55,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_1 [2023-03-22 22:42:55,609 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-22 22:42:55,609 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-03-22 22:42:55,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_19 [2023-03-22 22:42:55,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2023-03-22 22:42:55,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-03-22 22:42:55,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2023-03-22 22:42:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2023-03-22 22:42:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-03-22 22:42:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-03-22 22:42:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2023-03-22 22:42:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2023-03-22 22:42:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-03-22 22:42:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2023-03-22 22:42:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2023-03-22 22:42:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_chrdev [2023-03-22 22:42:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2023-03-22 22:42:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-03-22 22:42:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-03-22 22:42:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2023-03-22 22:42:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2023-03-22 22:42:55,612 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2023-03-22 22:42:55,612 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2023-03-22 22:42:55,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-03-22 22:42:55,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-03-22 22:42:55,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2023-03-22 22:42:55,612 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-03-22 22:42:55,612 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-03-22 22:42:55,613 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-03-22 22:42:55,613 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2023-03-22 22:42:55,613 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2023-03-22 22:42:55,613 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2023-03-22 22:42:55,613 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2023-03-22 22:42:55,613 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_block [2023-03-22 22:42:55,613 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2023-03-22 22:42:55,613 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2023-03-22 22:42:55,614 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2023-03-22 22:42:55,614 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_regr [2023-03-22 22:42:55,614 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-03-22 22:42:55,614 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2023-03-22 22:42:55,614 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-03-22 22:42:55,615 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-03-22 22:42:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-22 22:42:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-22 22:42:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-03-22 22:42:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-03-22 22:42:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-22 22:42:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-22 22:42:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-03-22 22:42:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-03-22 22:42:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-03-22 22:42:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2023-03-22 22:42:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-03-22 22:42:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-03-22 22:42:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-03-22 22:42:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-22 22:42:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-03-22 22:42:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-22 22:42:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-03-22 22:42:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-03-22 22:42:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-03-22 22:42:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-03-22 22:42:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-03-22 22:42:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-03-22 22:42:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-03-22 22:42:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2023-03-22 22:42:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2023-03-22 22:42:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-03-22 22:42:55,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-03-22 22:42:55,618 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-22 22:42:55,618 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-03-22 22:42:55,618 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-22 22:42:55,619 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2023-03-22 22:42:55,619 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_loff_t [2023-03-22 22:42:55,621 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-03-22 22:42:55,622 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-03-22 22:42:55,626 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-03-22 22:42:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-22 22:42:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-03-22 22:42:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-03-22 22:42:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-03-22 22:42:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-03-22 22:42:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-03-22 22:42:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-03-22 22:42:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2023-03-22 22:42:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_1 [2023-03-22 22:42:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2023-03-22 22:42:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2023-03-22 22:42:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2023-03-22 22:42:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2023-03-22 22:42:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_19 [2023-03-22 22:42:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2023-03-22 22:42:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2023-03-22 22:42:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2023-03-22 22:42:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-03-22 22:42:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2023-03-22 22:42:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2023-03-22 22:42:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2023-03-22 22:42:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2023-03-22 22:42:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2023-03-22 22:42:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-03-22 22:42:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-03-22 22:42:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2023-03-22 22:42:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2023-03-22 22:42:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-03-22 22:42:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-03-22 22:42:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2023-03-22 22:42:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2023-03-22 22:42:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_regr [2023-03-22 22:42:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2023-03-22 22:42:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2023-03-22 22:42:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2023-03-22 22:42:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2023-03-22 22:42:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2023-03-22 22:42:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure pt_open [2023-03-22 22:42:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure pt_ioctl [2023-03-22 22:42:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure pt_release [2023-03-22 22:42:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure pt_read [2023-03-22 22:42:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write [2023-03-22 22:42:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure pt_detect [2023-03-22 22:42:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure pt_identify [2023-03-22 22:42:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2023-03-22 22:42:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2023-03-22 22:42:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2023-03-22 22:42:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2023-03-22 22:42:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure pt_wait [2023-03-22 22:42:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-22 22:42:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure pt_command [2023-03-22 22:42:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure pt_completion [2023-03-22 22:42:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure pt_req_sense [2023-03-22 22:42:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-03-22 22:42:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-22 22:42:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure pt_atapi [2023-03-22 22:42:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure pt_sleep [2023-03-22 22:42:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure pt_poll_dsc [2023-03-22 22:42:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure pt_media_access_cmd [2023-03-22 22:42:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure pt_rewind [2023-03-22 22:42:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write_fm [2023-03-22 22:42:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure pt_reset [2023-03-22 22:42:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure pt_ready_wait [2023-03-22 22:42:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2023-03-22 22:42:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure xn [2023-03-22 22:42:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-22 22:42:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure pt_probe [2023-03-22 22:42:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure pt_init [2023-03-22 22:42:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure pt_exit [2023-03-22 22:42:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-03-22 22:42:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-03-22 22:42:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-22 22:42:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2023-03-22 22:42:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2023-03-22 22:42:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2023-03-22 22:42:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-03-22 22:42:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-03-22 22:42:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2023-03-22 22:42:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2023-03-22 22:42:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-22 22:42:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-22 22:42:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-22 22:42:55,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-03-22 22:42:55,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-22 22:42:56,018 INFO L236 CfgBuilder]: Building ICFG [2023-03-22 22:42:56,024 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-22 22:42:56,122 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-03-22 22:43:00,620 INFO L277 CfgBuilder]: Performing block encoding [2023-03-22 22:43:00,631 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-22 22:43:00,631 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-03-22 22:43:00,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.03 10:43:00 BoogieIcfgContainer [2023-03-22 22:43:00,634 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-22 22:43:00,634 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-22 22:43:00,634 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-22 22:43:00,634 INFO L275 PluginConnector]: Sifa initialized [2023-03-22 22:43:00,635 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.03 10:43:00" (1/1) ... [2023-03-22 22:43:00,636 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=OctagonDomain ♦ Max. Parallel Octagon=2 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=NONE ♦ Max. Parallel Equality=2 ♦ SizeLimitFluid Max. DAG Size=-1 [2023-03-22 22:43:00,653 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2023-03-22 22:43:00,653 INFO L166 IcfgInterpreter]: Building call graph [2023-03-22 22:43:00,660 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-22 22:43:00,664 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-22 22:43:00,665 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-22 22:43:06,410 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 955 for LOIs