./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--broadcom--bnx2x--bnx2x.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--broadcom--bnx2x--bnx2x.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0077e9e1b94ff9cb664dd6adb373f43f03739011af6cee9b2cc164ad2b6bf37f --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 18:07:41,605 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 18:07:41,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 18:07:41,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 18:07:41,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 18:07:41,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 18:07:41,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 18:07:41,640 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 18:07:41,642 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 18:07:41,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 18:07:41,644 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 18:07:41,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 18:07:41,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 18:07:41,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 18:07:41,648 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 18:07:41,649 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 18:07:41,650 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 18:07:41,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 18:07:41,652 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 18:07:41,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 18:07:41,655 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 18:07:41,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 18:07:41,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 18:07:41,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 18:07:41,660 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 18:07:41,661 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 18:07:41,661 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 18:07:41,662 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 18:07:41,663 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 18:07:41,664 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 18:07:41,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 18:07:41,665 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 18:07:41,666 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 18:07:41,666 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 18:07:41,667 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 18:07:41,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 18:07:41,668 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 18:07:41,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 18:07:41,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 18:07:41,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 18:07:41,670 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 18:07:41,671 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 18:07:41,699 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 18:07:41,700 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 18:07:41,700 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 18:07:41,701 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 18:07:41,702 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 18:07:41,702 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 18:07:41,702 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 18:07:41,702 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 18:07:41,703 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 18:07:41,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 18:07:41,704 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 18:07:41,704 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 18:07:41,704 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 18:07:41,704 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 18:07:41,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 18:07:41,705 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 18:07:41,705 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 18:07:41,705 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 18:07:41,705 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 18:07:41,705 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 18:07:41,706 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 18:07:41,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:07:41,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 18:07:41,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 18:07:41,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 18:07:41,707 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 18:07:41,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 18:07:41,708 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 18:07:41,708 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 18:07:41,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 18:07:41,709 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 18:07:41,709 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0077e9e1b94ff9cb664dd6adb373f43f03739011af6cee9b2cc164ad2b6bf37f [2021-12-14 18:07:41,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 18:07:42,002 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 18:07:42,005 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 18:07:42,006 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 18:07:42,007 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 18:07:42,009 INFO L432 ainManager$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-32_7a-drivers--net--ethernet--broadcom--bnx2x--bnx2x.ko-entry_point.cil.out.i [2021-12-14 18:07:42,086 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4f4df57e/46e162e5e7864383af25b63a56a52fbb/FLAGf8631e5da [2021-12-14 18:07:43,937 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 18:07:43,938 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--broadcom--bnx2x--bnx2x.ko-entry_point.cil.out.i [2021-12-14 18:07:44,147 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4f4df57e/46e162e5e7864383af25b63a56a52fbb/FLAGf8631e5da [2021-12-14 18:07:44,419 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4f4df57e/46e162e5e7864383af25b63a56a52fbb [2021-12-14 18:07:44,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 18:07:44,426 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 18:07:44,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 18:07:44,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 18:07:44,438 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 18:07:44,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:07:44" (1/1) ... [2021-12-14 18:07:44,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@668d00b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:07:44, skipping insertion in model container [2021-12-14 18:07:44,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:07:44" (1/1) ... [2021-12-14 18:07:44,447 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 18:07:45,128 INFO L178 MainTranslator]: Built tables and reachable declarations