./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-8a9f335-1-32_7a-drivers--net--wireless--ath--carl9170--carl9170.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4d014703 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-validator-v0.8/linux-stable-8a9f335-1-32_7a-drivers--net--wireless--ath--carl9170--carl9170.ko-entry_point_ldv-val-v0.8.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 c3bb7458296485b6c661040d787b5627b57b94d34ecca9ed9d5a0f5182cbd55b --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-4d01470 [2021-11-02 19:59:51,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 19:59:51,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 19:59:51,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 19:59:51,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 19:59:51,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 19:59:51,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 19:59:51,488 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 19:59:51,489 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 19:59:51,490 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 19:59:51,490 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 19:59:51,492 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 19:59:51,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 19:59:51,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 19:59:51,497 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 19:59:51,500 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 19:59:51,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 19:59:51,501 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 19:59:51,503 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 19:59:51,508 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 19:59:51,509 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 19:59:51,510 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 19:59:51,511 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 19:59:51,512 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 19:59:51,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 19:59:51,517 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 19:59:51,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 19:59:51,518 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 19:59:51,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 19:59:51,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 19:59:51,519 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 19:59:51,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 19:59:51,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 19:59:51,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 19:59:51,523 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 19:59:51,523 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 19:59:51,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 19:59:51,524 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 19:59:51,524 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 19:59:51,525 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 19:59:51,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 19:59:51,526 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-02 19:59:51,556 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 19:59:51,556 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 19:59:51,557 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 19:59:51,557 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 19:59:51,558 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 19:59:51,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 19:59:51,558 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 19:59:51,559 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 19:59:51,559 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 19:59:51,559 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 19:59:51,560 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 19:59:51,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 19:59:51,560 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 19:59:51,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 19:59:51,560 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 19:59:51,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 19:59:51,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 19:59:51,561 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 19:59:51,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 19:59:51,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 19:59:51,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 19:59:51,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 19:59:51,562 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 19:59:51,562 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 19:59:51,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 19:59:51,562 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 19:59:51,563 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-02 19:59:51,564 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 19:59:51,564 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 19:59:51,564 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3bb7458296485b6c661040d787b5627b57b94d34ecca9ed9d5a0f5182cbd55b [2021-11-02 19:59:51,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 19:59:51,786 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 19:59:51,788 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 19:59:51,790 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 19:59:51,790 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 19:59:51,791 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-8a9f335-1-32_7a-drivers--net--wireless--ath--carl9170--carl9170.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-02 19:59:51,851 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26abd17cd/7caf1a94620a444291b1c81e438ef842/FLAGf2eac0c0f [2021-11-02 19:59:52,767 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 19:59:52,768 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-8a9f335-1-32_7a-drivers--net--wireless--ath--carl9170--carl9170.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-02 19:59:52,848 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26abd17cd/7caf1a94620a444291b1c81e438ef842/FLAGf2eac0c0f [2021-11-02 19:59:53,137 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26abd17cd/7caf1a94620a444291b1c81e438ef842 [2021-11-02 19:59:53,139 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 19:59:53,140 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 19:59:53,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 19:59:53,141 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 19:59:53,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 19:59:53,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 07:59:53" (1/1) ... [2021-11-02 19:59:53,145 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c76ef50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 07:59:53, skipping insertion in model container [2021-11-02 19:59:53,145 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 07:59:53" (1/1) ... [2021-11-02 19:59:53,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 19:59:53,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 20:00:01,746 WARN L228 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-validator-v0.8/linux-stable-8a9f335-1-32_7a-drivers--net--wireless--ath--carl9170--carl9170.ko-entry_point_ldv-val-v0.8.cil.out.i[892103,892116] [2021-11-02 20:00:01,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 20:00:02,070 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 20:00:02,535 WARN L228 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-validator-v0.8/linux-stable-8a9f335-1-32_7a-drivers--net--wireless--ath--carl9170--carl9170.ko-entry_point_ldv-val-v0.8.cil.out.i[892103,892116] [2021-11-02 20:00:02,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 20:00:03,030 INFO L208 MainTranslator]: Completed translation [2021-11-02 20:00:03,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:00:03 WrapperNode [2021-11-02 20:00:03,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 20:00:03,033 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 20:00:03,033 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 20:00:03,033 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 20:00:03,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:00:03" (1/1) ... [2021-11-02 20:00:03,260 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:00:03" (1/1) ...