/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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--raid456.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 14:49:54,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 14:49:54,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 14:49:54,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 14:49:54,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 14:49:54,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 14:49:54,996 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 14:49:55,006 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 14:49:55,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 14:49:55,018 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 14:49:55,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 14:49:55,021 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 14:49:55,022 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 14:49:55,025 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 14:49:55,028 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 14:49:55,030 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 14:49:55,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 14:49:55,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 14:49:55,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 14:49:55,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 14:49:55,079 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 14:49:55,081 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 14:49:55,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 14:49:55,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 14:49:55,095 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 14:49:55,095 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 14:49:55,096 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 14:49:55,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 14:49:55,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 14:49:55,100 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 14:49:55,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 14:49:55,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 14:49:55,104 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 14:49:55,105 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 14:49:55,106 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 14:49:55,107 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 14:49:55,108 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 14:49:55,108 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 14:49:55,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 14:49:55,109 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 14:49:55,110 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 14:49:55,111 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 14:49:55,169 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 14:49:55,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 14:49:55,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 14:49:55,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 14:49:55,175 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 14:49:55,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 14:49:55,176 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 14:49:55,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 14:49:55,177 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 14:49:55,177 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 14:49:55,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 14:49:55,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 14:49:55,180 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 14:49:55,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 14:49:55,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 14:49:55,181 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 14:49:55,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 14:49:55,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 14:49:55,182 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 14:49:55,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 14:49:55,183 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 14:49:55,184 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 14:49:55,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 14:49:55,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 14:49:55,185 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 14:49:55,185 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 14:49:55,632 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 14:49:55,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 14:49:55,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 14:49:55,678 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 14:49:55,679 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 14:49:55,680 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--raid456.ko-entry_point.cil.out.i [2020-12-22 14:49:55,761 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d8e4a9e7/1e0d939aba284deca165c36dbfc461b3/FLAG5efb7999d [2020-12-22 14:49:57,212 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 14:49:57,213 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--raid456.ko-entry_point.cil.out.i [2020-12-22 14:49:57,340 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d8e4a9e7/1e0d939aba284deca165c36dbfc461b3/FLAG5efb7999d [2020-12-22 14:49:57,834 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d8e4a9e7/1e0d939aba284deca165c36dbfc461b3 [2020-12-22 14:49:57,837 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 14:49:57,839 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 14:49:57,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 14:49:57,842 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 14:49:57,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 14:49:57,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:49:57" (1/1) ... [2020-12-22 14:49:57,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bf3e44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:49:57, skipping insertion in model container [2020-12-22 14:49:57,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:49:57" (1/1) ... [2020-12-22 14:49:57,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 14:49:58,153 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 14:50:03,281 WARN L1501 CHandler]: Possible shadowing of function abort [2020-12-22 14:50:03,284 WARN L1501 CHandler]: Possible shadowing of function abort [2020-12-22 14:50:03,287 WARN L1501 CHandler]: Possible shadowing of function abort [2020-12-22 14:50:03,288 WARN L1501 CHandler]: Possible shadowing of function abort [2020-12-22 14:50:03,288 WARN L1501 CHandler]: Possible shadowing of function abort [2020-12-22 14:50:04,628 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--raid456.ko-entry_point.cil.out.i[665416,665429] [2020-12-22 14:50:04,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 14:50:04,741 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 14:50:05,549 WARN L1501 CHandler]: Possible shadowing of function abort [2020-12-22 14:50:05,552 WARN L1501 CHandler]: Possible shadowing of function abort [2020-12-22 14:50:05,554 WARN L1501 CHandler]: Possible shadowing of function abort [2020-12-22 14:50:05,555 WARN L1501 CHandler]: Possible shadowing of function abort [2020-12-22 14:50:05,555 WARN L1501 CHandler]: Possible shadowing of function abort [2020-12-22 14:50:06,218 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--raid456.ko-entry_point.cil.out.i[665416,665429] [2020-12-22 14:50:06,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 14:50:07,649 INFO L208 MainTranslator]: Completed translation [2020-12-22 14:50:07,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:50:07 WrapperNode [2020-12-22 14:50:07,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 14:50:07,652 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 14:50:07,652 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 14:50:07,652 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 14:50:07,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:50:07" (1/1) ... [2020-12-22 14:50:07,971 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:50:07" (1/1) ...