/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/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-sound--pci--cs46xx--snd-cs46xx.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 13:43:11,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 13:43:11,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 13:43:11,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 13:43:11,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 13:43:11,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 13:43:11,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 13:43:11,681 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 13:43:11,683 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 13:43:11,685 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 13:43:11,686 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 13:43:11,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 13:43:11,688 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 13:43:11,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 13:43:11,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 13:43:11,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 13:43:11,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 13:43:11,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 13:43:11,721 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 13:43:11,723 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 13:43:11,725 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 13:43:11,727 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 13:43:11,729 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 13:43:11,730 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 13:43:11,734 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 13:43:11,734 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 13:43:11,734 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 13:43:11,736 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 13:43:11,736 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 13:43:11,737 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 13:43:11,738 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 13:43:11,739 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 13:43:11,740 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 13:43:11,741 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 13:43:11,743 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 13:43:11,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 13:43:11,744 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 13:43:11,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 13:43:11,745 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 13:43:11,746 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 13:43:11,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 13:43:11,748 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 13:43:11,776 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 13:43:11,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 13:43:11,778 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 13:43:11,778 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 13:43:11,778 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 13:43:11,779 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 13:43:11,779 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 13:43:11,780 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 13:43:11,780 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 13:43:11,780 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 13:43:11,781 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 13:43:11,781 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 13:43:11,781 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 13:43:11,782 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 13:43:11,782 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 13:43:11,782 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 13:43:11,782 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 13:43:11,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 13:43:11,783 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 13:43:11,786 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 13:43:11,786 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 13:43:11,787 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 13:43:11,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 13:43:11,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 13:43:11,787 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 13:43:11,787 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 13:43:12,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 13:43:12,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 13:43:12,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 13:43:12,331 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 13:43:12,332 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 13:43:12,333 INFO L432 ainManager$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-sound--pci--cs46xx--snd-cs46xx.ko-entry_point.cil.out.i [2020-12-22 13:43:12,435 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6223fb850/b862c53741964be984280a02a1e83a59/FLAG3cc32bf7f [2020-12-22 13:43:13,679 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 13:43:13,680 INFO L160 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-sound--pci--cs46xx--snd-cs46xx.ko-entry_point.cil.out.i [2020-12-22 13:43:13,742 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6223fb850/b862c53741964be984280a02a1e83a59/FLAG3cc32bf7f [2020-12-22 13:43:13,845 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6223fb850/b862c53741964be984280a02a1e83a59 [2020-12-22 13:43:13,850 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 13:43:13,855 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 13:43:13,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 13:43:13,858 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 13:43:13,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 13:43:13,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 01:43:13" (1/1) ... [2020-12-22 13:43:13,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f4af222 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:43:13, skipping insertion in model container [2020-12-22 13:43:13,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 01:43:13" (1/1) ... [2020-12-22 13:43:13,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 13:43:14,158 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 13:43:14,783 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4843] [2020-12-22 13:43:14,783 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4844-4845] [2020-12-22 13:43:14,986 WARN L226 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-sound--pci--cs46xx--snd-cs46xx.ko-entry_point.cil.out.i[139081,139094] [2020-12-22 13:43:19,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 13:43:19,199 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 13:43:19,299 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4843] [2020-12-22 13:43:19,300 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4844-4845] [2020-12-22 13:43:19,305 WARN L226 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-sound--pci--cs46xx--snd-cs46xx.ko-entry_point.cil.out.i[139081,139094] [2020-12-22 13:43:20,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 13:43:21,248 INFO L208 MainTranslator]: Completed translation [2020-12-22 13:43:21,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:43:21 WrapperNode [2020-12-22 13:43:21,249 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 13:43:21,250 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 13:43:21,251 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 13:43:21,251 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 13:43:21,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:43:21" (1/1) ... [2020-12-22 13:43:21,545 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:43:21" (1/1) ... [2020-12-22 13:43:37,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 13:43:37,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 13:43:37,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 13:43:37,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 13:43:37,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:43:21" (1/1) ... [2020-12-22 13:43:37,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:43:21" (1/1) ... [2020-12-22 13:43:41,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:43:21" (1/1) ... [2020-12-22 13:43:41,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:43:21" (1/1) ... [2020-12-22 13:43:47,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:43:21" (1/1) ... [2020-12-22 13:43:48,882 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:43:21" (1/1) ... [2020-12-22 13:43:50,455 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:43:21" (1/1) ... [2020-12-22 13:43:52,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 13:43:52,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 13:43:52,694 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 13:43:52,694 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 13:43:52,695 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:43:21" (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 [2020-12-22 13:43:52,826 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2020-12-22 13:43:52,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2020-12-22 13:43:52,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-22 13:43:52,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-12-22 13:43:52,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-12-22 13:43:52,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-22 13:43:52,828 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_codec_write [2020-12-22 13:43:52,831 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_codec_write [2020-12-22 13:43:52,831 INFO L130 BoogieDeclarations]: Found specification of procedure voyetra_setup_eapd_slot [2020-12-22 13:43:52,832 INFO L138 BoogieDeclarations]: Found implementation of procedure voyetra_setup_eapd_slot [2020-12-22 13:43:52,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-22 13:43:52,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-22 13:43:52,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 13:43:52,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 13:43:52,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-12-22 13:43:52,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-22 13:43:52,832 INFO L130 BoogieDeclarations]: Found specification of procedure amp_voyetra [2020-12-22 13:43:52,833 INFO L138 BoogieDeclarations]: Found implementation of procedure amp_voyetra [2020-12-22 13:43:52,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 13:43:52,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-22 13:43:52,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-22 13:43:52,833 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_codec_read [2020-12-22 13:43:52,833 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_codec_read [2020-12-22 13:43:52,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-22 13:43:52,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int