./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-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9c1b5966 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-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.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 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 ................................................................................................................................ 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.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 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9c1b596 [2021-10-31 02:51:08,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-31 02:51:08,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-31 02:51:08,302 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-31 02:51:08,302 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-31 02:51:08,303 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-31 02:51:08,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-31 02:51:08,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-31 02:51:08,312 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-31 02:51:08,313 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-31 02:51:08,313 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-31 02:51:08,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-31 02:51:08,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-31 02:51:08,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-31 02:51:08,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-31 02:51:08,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-31 02:51:08,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-31 02:51:08,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-31 02:51:08,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-31 02:51:08,320 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-31 02:51:08,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-31 02:51:08,327 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-31 02:51:08,328 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-31 02:51:08,331 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-31 02:51:08,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-31 02:51:08,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-31 02:51:08,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-31 02:51:08,336 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-31 02:51:08,336 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-31 02:51:08,337 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-31 02:51:08,337 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-31 02:51:08,338 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-31 02:51:08,338 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-31 02:51:08,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-31 02:51:08,339 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-31 02:51:08,339 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-31 02:51:08,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-31 02:51:08,340 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-31 02:51:08,340 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-31 02:51:08,341 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-31 02:51:08,341 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-31 02:51:08,345 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-31 02:51:08,363 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-31 02:51:08,364 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-31 02:51:08,364 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-31 02:51:08,364 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-31 02:51:08,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-31 02:51:08,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-31 02:51:08,366 INFO L138 SettingsManager]: * Use SBE=true [2021-10-31 02:51:08,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-31 02:51:08,366 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-31 02:51:08,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-31 02:51:08,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-31 02:51:08,367 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-31 02:51:08,367 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-31 02:51:08,367 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-31 02:51:08,367 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-31 02:51:08,367 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-31 02:51:08,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-31 02:51:08,368 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-31 02:51:08,368 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-31 02:51:08,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-31 02:51:08,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-31 02:51:08,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-31 02:51:08,368 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-31 02:51:08,368 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-31 02:51:08,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-31 02:51:08,369 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-31 02:51:08,369 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-31 02:51:08,369 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-31 02:51:08,369 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-31 02:51:08,369 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 [2021-10-31 02:51:08,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-31 02:51:08,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-31 02:51:08,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-31 02:51:08,543 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-31 02:51:08,543 INFO L275 PluginConnector]: CDTParser initialized [2021-10-31 02:51:08,544 INFO L432 ainManager$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-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-10-31 02:51:08,585 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2919ed6df/7a8541a8db6f495dbfb4b0c828f83ec2/FLAGcbd933c50 [2021-10-31 02:51:09,651 INFO L306 CDTParser]: Found 1 translation units. [2021-10-31 02:51:09,651 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-10-31 02:51:09,761 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2919ed6df/7a8541a8db6f495dbfb4b0c828f83ec2/FLAGcbd933c50 [2021-10-31 02:51:09,840 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2919ed6df/7a8541a8db6f495dbfb4b0c828f83ec2 [2021-10-31 02:51:09,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-31 02:51:09,845 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-31 02:51:09,847 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-31 02:51:09,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-31 02:51:09,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-31 02:51:09,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 02:51:09" (1/1) ... [2021-10-31 02:51:09,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c107966 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 02:51:09, skipping insertion in model container [2021-10-31 02:51:09,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 02:51:09" (1/1) ... [2021-10-31 02:51:09,855 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-31 02:51:10,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-31 02:51:19,891 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-10-31 02:51:19,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2f068ffd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 02:51:19, skipping insertion in model container [2021-10-31 02:51:19,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-31 02:51:19,892 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-31 02:51:19,894 INFO L168 Benchmark]: Toolchain (without parser) took 10047.96 ms. Allocated memory was 127.9 MB in the beginning and 255.9 MB in the end (delta: 127.9 MB). Free memory was 65.6 MB in the beginning and 104.7 MB in the end (delta: -39.1 MB). Peak memory consumption was 145.5 MB. Max. memory is 16.1 GB. [2021-10-31 02:51:19,894 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 79.7 MB. Free memory is still 40.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-31 02:51:19,895 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10045.26 ms. Allocated memory was 127.9 MB in the beginning and 255.9 MB in the end (delta: 127.9 MB). Free memory was 65.6 MB in the beginning and 104.7 MB in the end (delta: -39.1 MB). Peak memory consumption was 145.5 MB. Max. memory is 16.1 GB. [2021-10-31 02:51:19,895 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 79.7 MB. Free memory is still 40.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 10045.26 ms. Allocated memory was 127.9 MB in the beginning and 255.9 MB in the end (delta: 127.9 MB). Free memory was 65.6 MB in the beginning and 104.7 MB in the end (delta: -39.1 MB). Peak memory consumption was 145.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13620]: 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-9c1b596 [2021-10-31 02:51:21,697 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-31 02:51:21,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-31 02:51:21,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-31 02:51:21,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-31 02:51:21,733 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-31 02:51:21,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-31 02:51:21,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-31 02:51:21,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-31 02:51:21,743 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-31 02:51:21,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-31 02:51:21,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-31 02:51:21,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-31 02:51:21,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-31 02:51:21,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-31 02:51:21,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-31 02:51:21,752 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-31 02:51:21,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-31 02:51:21,756 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-31 02:51:21,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-31 02:51:21,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-31 02:51:21,761 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-31 02:51:21,762 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-31 02:51:21,763 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-31 02:51:21,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-31 02:51:21,767 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-31 02:51:21,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-31 02:51:21,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-31 02:51:21,769 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-31 02:51:21,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-31 02:51:21,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-31 02:51:21,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-31 02:51:21,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-31 02:51:21,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-31 02:51:21,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-31 02:51:21,773 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-31 02:51:21,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-31 02:51:21,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-31 02:51:21,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-31 02:51:21,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-31 02:51:21,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-31 02:51:21,778 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-31 02:51:21,805 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-31 02:51:21,806 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-31 02:51:21,806 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-31 02:51:21,806 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-31 02:51:21,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-31 02:51:21,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-31 02:51:21,808 INFO L138 SettingsManager]: * Use SBE=true [2021-10-31 02:51:21,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-31 02:51:21,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-31 02:51:21,808 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-31 02:51:21,809 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-31 02:51:21,809 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-31 02:51:21,809 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-31 02:51:21,809 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-31 02:51:21,810 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-31 02:51:21,810 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-31 02:51:21,810 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-31 02:51:21,810 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-31 02:51:21,810 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-31 02:51:21,810 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-31 02:51:21,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-31 02:51:21,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-31 02:51:21,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-31 02:51:21,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-31 02:51:21,820 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-31 02:51:21,820 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-31 02:51:21,820 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-31 02:51:21,820 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-31 02:51:21,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-31 02:51:21,821 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-31 02:51:21,821 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-31 02:51:21,821 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 [2021-10-31 02:51:22,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-31 02:51:22,111 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-31 02:51:22,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-31 02:51:22,117 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-31 02:51:22,118 INFO L275 PluginConnector]: CDTParser initialized [2021-10-31 02:51:22,118 INFO L432 ainManager$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-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-10-31 02:51:22,168 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10bf63944/da029b64c5f94f708e97da51d8dfc5ef/FLAGb1bc08465 [2021-10-31 02:51:23,315 INFO L306 CDTParser]: Found 1 translation units. [2021-10-31 02:51:23,315 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-10-31 02:51:23,401 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10bf63944/da029b64c5f94f708e97da51d8dfc5ef/FLAGb1bc08465 [2021-10-31 02:51:23,695 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10bf63944/da029b64c5f94f708e97da51d8dfc5ef [2021-10-31 02:51:23,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-31 02:51:23,697 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-31 02:51:23,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-31 02:51:23,698 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-31 02:51:23,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-31 02:51:23,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 02:51:23" (1/1) ... [2021-10-31 02:51:23,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f5ab7dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 02:51:23, skipping insertion in model container [2021-10-31 02:51:23,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 02:51:23" (1/1) ... [2021-10-31 02:51:23,707 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-31 02:51:23,935 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-31 02:51:33,516 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-10-31 02:51:33,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@127f38bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 02:51:33, skipping insertion in model container [2021-10-31 02:51:33,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-31 02:51:33,517 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-31 02:51:33,519 INFO L168 Benchmark]: Toolchain (without parser) took 9820.49 ms. Allocated memory was 121.6 MB in the beginning and 182.5 MB in the end (delta: 60.8 MB). Free memory was 64.3 MB in the beginning and 97.9 MB in the end (delta: -33.6 MB). Peak memory consumption was 72.2 MB. Max. memory is 16.1 GB. [2021-10-31 02:51:33,520 INFO L168 Benchmark]: CDTParser took 1.22 ms. Allocated memory is still 67.1 MB. Free memory is still 48.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-31 02:51:33,522 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9818.97 ms. Allocated memory was 121.6 MB in the beginning and 182.5 MB in the end (delta: 60.8 MB). Free memory was 63.9 MB in the beginning and 97.9 MB in the end (delta: -34.0 MB). Peak memory consumption was 70.1 MB. Max. memory is 16.1 GB. [2021-10-31 02:51:33,523 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.22 ms. Allocated memory is still 67.1 MB. Free memory is still 48.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 9818.97 ms. Allocated memory was 121.6 MB in the beginning and 182.5 MB in the end (delta: 60.8 MB). Free memory was 63.9 MB in the beginning and 97.9 MB in the end (delta: -34.0 MB). Peak memory consumption was 70.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13620]: 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...