/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 IntervalDomain -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--net--ethernet--broadcom--bnx2x--bnx2x.ko-ldv_main3_sequence_infinite_withcheck_stateful.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.sifa-quantifier-058fc93 [2023-03-22 17:37:25,897 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-22 17:37:25,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-22 17:37:25,924 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-22 17:37:25,924 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-22 17:37:25,927 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-22 17:37:25,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-22 17:37:25,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-22 17:37:25,935 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-22 17:37:25,938 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-22 17:37:25,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-22 17:37:25,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-22 17:37:25,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-22 17:37:25,944 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-22 17:37:25,945 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-22 17:37:25,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-22 17:37:25,946 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-22 17:37:25,947 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-22 17:37:25,948 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-22 17:37:25,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-22 17:37:25,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-22 17:37:25,953 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-22 17:37:25,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-22 17:37:25,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-22 17:37:25,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-22 17:37:25,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-22 17:37:25,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-22 17:37:25,963 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-22 17:37:25,963 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-22 17:37:25,964 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-22 17:37:25,964 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-22 17:37:25,964 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-22 17:37:25,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-22 17:37:25,966 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-22 17:37:25,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-22 17:37:25,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-22 17:37:25,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-22 17:37:25,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-22 17:37:25,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-22 17:37:25,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-22 17:37:25,968 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-22 17:37:25,969 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 17:37:25,988 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-22 17:37:25,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-22 17:37:25,989 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-22 17:37:25,989 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-22 17:37:25,989 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-22 17:37:25,990 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-22 17:37:25,990 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-22 17:37:25,990 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-22 17:37:25,990 INFO L138 SettingsManager]: * Use SBE=true [2023-03-22 17:37:25,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-22 17:37:25,990 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-22 17:37:25,990 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-22 17:37:25,990 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-22 17:37:25,991 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-22 17:37:25,991 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-22 17:37:25,991 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-22 17:37:25,991 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-22 17:37:25,991 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-22 17:37:25,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-22 17:37:25,991 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-22 17:37:25,991 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-22 17:37:25,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-22 17:37:25,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-22 17:37:25,991 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-22 17:37:25,992 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-22 17:37:25,992 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-22 17:37:25,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-22 17:37:25,992 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-22 17:37:25,992 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-22 17:37:25,992 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-22 17:37:25,992 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-22 17:37:25,992 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-22 17:37:25,992 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2023-03-22 17:37:26,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-22 17:37:26,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-22 17:37:26,197 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-22 17:37:26,198 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-22 17:37:26,201 INFO L275 PluginConnector]: CDTParser initialized [2023-03-22 17:37:26,202 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--net--ethernet--broadcom--bnx2x--bnx2x.ko-ldv_main3_sequence_infinite_withcheck_stateful.cil.out.i [2023-03-22 17:37:27,134 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-22 17:37:28,389 INFO L351 CDTParser]: Found 1 translation units. [2023-03-22 17:37:28,390 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--net--ethernet--broadcom--bnx2x--bnx2x.ko-ldv_main3_sequence_infinite_withcheck_stateful.cil.out.i [2023-03-22 17:37:28,541 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b755abd8/cc4b0946c4f940159caf263d6b0daf3f/FLAG67289199c [2023-03-22 17:37:28,556 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b755abd8/cc4b0946c4f940159caf263d6b0daf3f [2023-03-22 17:37:28,558 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-22 17:37:28,560 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-22 17:37:28,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-22 17:37:28,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-22 17:37:28,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-22 17:37:28,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.03 05:37:28" (1/1) ... [2023-03-22 17:37:28,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cbe3e46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 05:37:28, skipping insertion in model container [2023-03-22 17:37:28,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.03 05:37:28" (1/1) ... [2023-03-22 17:37:28,572 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-22 17:37:28,999 INFO L178 MainTranslator]: Built tables and reachable declarations