./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.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 cd489fc8de806c966e78a079530bdde090b77eee ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.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 cd489fc8de806c966e78a079530bdde090b77eee ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 00:43:31,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 00:43:31,454 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 00:43:31,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 00:43:31,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 00:43:31,489 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 00:43:31,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 00:43:31,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 00:43:31,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 00:43:31,500 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 00:43:31,501 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 00:43:31,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 00:43:31,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 00:43:31,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 00:43:31,508 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 00:43:31,513 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 00:43:31,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 00:43:31,515 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 00:43:31,518 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 00:43:31,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 00:43:31,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 00:43:31,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 00:43:31,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 00:43:31,526 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 00:43:31,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 00:43:31,533 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 00:43:31,533 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 00:43:31,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 00:43:31,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 00:43:31,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 00:43:31,536 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 00:43:31,537 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 00:43:31,538 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 00:43:31,538 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 00:43:31,539 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 00:43:31,539 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 00:43:31,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 00:43:31,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 00:43:31,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 00:43:31,542 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 00:43:31,543 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 00:43:31,546 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-08-27 00:43:31,575 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 00:43:31,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 00:43:31,577 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 00:43:31,577 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 00:43:31,578 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 00:43:31,578 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 00:43:31,579 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 00:43:31,579 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 00:43:31,579 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 00:43:31,579 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 00:43:31,580 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-27 00:43:31,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 00:43:31,580 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-27 00:43:31,580 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 00:43:31,580 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 00:43:31,581 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-27 00:43:31,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 00:43:31,581 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 00:43:31,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 00:43:31,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 00:43:31,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 00:43:31,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 00:43:31,582 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-27 00:43:31,582 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 00:43:31,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-27 00:43:31,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-27 00:43:31,582 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 00:43:31,582 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd489fc8de806c966e78a079530bdde090b77eee [2021-08-27 00:43:31,847 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 00:43:31,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 00:43:31,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 00:43:31,865 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 00:43:31,866 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 00:43:31,866 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-08-27 00:43:31,904 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/941a3bc00/978a49f13450493bb680878ff50a49b6/FLAG89747e662 [2021-08-27 00:43:32,947 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 00:43:32,948 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-08-27 00:43:33,017 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/941a3bc00/978a49f13450493bb680878ff50a49b6/FLAG89747e662 [2021-08-27 00:43:33,454 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/941a3bc00/978a49f13450493bb680878ff50a49b6 [2021-08-27 00:43:33,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 00:43:33,457 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 00:43:33,460 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 00:43:33,460 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 00:43:33,462 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 00:43:33,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 12:43:33" (1/1) ... [2021-08-27 00:43:33,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72da6d04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:43:33, skipping insertion in model container [2021-08-27 00:43:33,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 12:43:33" (1/1) ... [2021-08-27 00:43:33,479 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 00:43:33,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 00:43:39,794 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-08-27 00:43:39,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2e055175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:43:39, skipping insertion in model container [2021-08-27 00:43:39,794 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 00:43:39,795 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-27 00:43:39,796 INFO L168 Benchmark]: Toolchain (without parser) took 6338.74 ms. Allocated memory was 69.2 MB in the beginning and 266.3 MB in the end (delta: 197.1 MB). Free memory was 22.9 MB in the beginning and 187.4 MB in the end (delta: -164.5 MB). Peak memory consumption was 65.6 MB. Max. memory is 16.1 GB. [2021-08-27 00:43:39,797 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 50.3 MB. Free memory is still 31.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 00:43:39,797 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6335.09 ms. Allocated memory was 69.2 MB in the beginning and 266.3 MB in the end (delta: 197.1 MB). Free memory was 22.6 MB in the beginning and 187.4 MB in the end (delta: -164.8 MB). Peak memory consumption was 65.6 MB. Max. memory is 16.1 GB. [2021-08-27 00:43:39,798 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 50.3 MB. Free memory is still 31.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 6335.09 ms. Allocated memory was 69.2 MB in the beginning and 266.3 MB in the end (delta: 197.1 MB). Free memory was 22.6 MB in the beginning and 187.4 MB in the end (delta: -164.8 MB). Peak memory consumption was 65.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15149]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 00:43:41,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 00:43:41,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 00:43:41,799 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 00:43:41,800 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 00:43:41,801 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 00:43:41,801 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 00:43:41,803 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 00:43:41,804 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 00:43:41,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 00:43:41,805 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 00:43:41,806 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 00:43:41,806 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 00:43:41,807 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 00:43:41,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 00:43:41,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 00:43:41,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 00:43:41,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 00:43:41,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 00:43:41,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 00:43:41,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 00:43:41,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 00:43:41,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 00:43:41,814 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 00:43:41,816 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 00:43:41,816 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 00:43:41,816 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 00:43:41,817 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 00:43:41,817 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 00:43:41,818 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 00:43:41,818 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 00:43:41,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 00:43:41,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 00:43:41,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 00:43:41,820 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 00:43:41,820 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 00:43:41,821 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 00:43:41,821 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 00:43:41,821 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 00:43:41,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 00:43:41,822 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 00:43:41,823 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-08-27 00:43:41,838 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 00:43:41,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 00:43:41,839 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 00:43:41,839 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 00:43:41,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 00:43:41,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 00:43:41,840 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 00:43:41,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 00:43:41,840 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 00:43:41,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-27 00:43:41,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 00:43:41,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-27 00:43:41,841 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-27 00:43:41,841 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-27 00:43:41,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 00:43:41,841 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 00:43:41,841 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-27 00:43:41,841 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 00:43:41,842 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 00:43:41,842 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 00:43:41,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 00:43:41,842 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 00:43:41,842 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 00:43:41,842 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-27 00:43:41,842 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-27 00:43:41,842 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-27 00:43:41,842 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-27 00:43:41,843 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 00:43:41,843 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-27 00:43:41,843 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd489fc8de806c966e78a079530bdde090b77eee [2021-08-27 00:43:42,062 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 00:43:42,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 00:43:42,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 00:43:42,078 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 00:43:42,079 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 00:43:42,080 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-08-27 00:43:42,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e63226239/203ec7871389411480ea10ea3fde80b1/FLAG769f0d833 [2021-08-27 00:43:43,210 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 00:43:43,212 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-08-27 00:43:43,300 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e63226239/203ec7871389411480ea10ea3fde80b1/FLAG769f0d833 [2021-08-27 00:43:43,420 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e63226239/203ec7871389411480ea10ea3fde80b1 [2021-08-27 00:43:43,423 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 00:43:43,424 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 00:43:43,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 00:43:43,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 00:43:43,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 00:43:43,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 12:43:43" (1/1) ... [2021-08-27 00:43:43,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58d41573 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:43:43, skipping insertion in model container [2021-08-27 00:43:43,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 12:43:43" (1/1) ... [2021-08-27 00:43:43,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 00:43:43,666 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 00:43:50,128 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-08-27 00:43:50,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@620ddd49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:43:50, skipping insertion in model container [2021-08-27 00:43:50,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 00:43:50,129 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-27 00:43:50,130 INFO L168 Benchmark]: Toolchain (without parser) took 6705.49 ms. Allocated memory was 113.2 MB in the beginning and 205.5 MB in the end (delta: 92.3 MB). Free memory was 68.5 MB in the beginning and 122.4 MB in the end (delta: -53.9 MB). Peak memory consumption was 99.3 MB. Max. memory is 16.1 GB. [2021-08-27 00:43:50,131 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 46.1 MB. Free memory was 28.7 MB in the beginning and 28.6 MB in the end (delta: 38.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 00:43:50,131 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6703.91 ms. Allocated memory was 113.2 MB in the beginning and 205.5 MB in the end (delta: 92.3 MB). Free memory was 68.2 MB in the beginning and 122.4 MB in the end (delta: -54.3 MB). Peak memory consumption was 99.3 MB. Max. memory is 16.1 GB. [2021-08-27 00:43:50,132 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 46.1 MB. Free memory was 28.7 MB in the beginning and 28.6 MB in the end (delta: 38.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 6703.91 ms. Allocated memory was 113.2 MB in the beginning and 205.5 MB in the end (delta: 92.3 MB). Free memory was 68.2 MB in the beginning and 122.4 MB in the end (delta: -54.3 MB). Peak memory consumption was 99.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15149]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...