./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 3a877d22 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 235d2f839cd3d5c175e649f2cde6879f762964029c35bea2bd495ac64c0647c9 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:43:54,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:43:54,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:43:54,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:43:54,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:43:54,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:43:54,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:43:54,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:43:54,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:43:54,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:43:54,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:43:54,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:43:54,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:43:54,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:43:54,781 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:43:54,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:43:54,783 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:43:54,784 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:43:54,787 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:43:54,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:43:54,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:43:54,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:43:54,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:43:54,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:43:54,800 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:43:54,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:43:54,800 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:43:54,802 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:43:54,802 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:43:54,803 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:43:54,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:43:54,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:43:54,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:43:54,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:43:54,807 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:43:54,807 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:43:54,808 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:43:54,808 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:43:54,808 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:43:54,809 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:43:54,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:43:54,810 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:43:54,833 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:43:54,833 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:43:54,834 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:43:54,834 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:43:54,834 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:43:54,835 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:43:54,835 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:43:54,835 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:43:54,836 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:43:54,836 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:43:54,836 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:43:54,836 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:43:54,837 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:43:54,837 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:43:54,837 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:43:54,837 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:43:54,837 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:43:54,837 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:43:54,838 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:43:54,838 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:43:54,838 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:43:54,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:43:54,838 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:43:54,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:43:54,839 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:43:54,839 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:43:54,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:43:54,840 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:43:54,840 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:43:54,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:43:54,840 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:43:54,841 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 235d2f839cd3d5c175e649f2cde6879f762964029c35bea2bd495ac64c0647c9 [2021-12-15 13:43:55,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:43:55,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:43:55,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:43:55,052 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:43:55,053 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:43:55,054 INFO L432 ainManager$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 [2021-12-15 13:43:55,115 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7ff1c3ce/2af89eafd937464c92aa4255e3e45c25/FLAGb02dd1bc2 [2021-12-15 13:43:55,965 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:43:55,965 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 [2021-12-15 13:43:56,039 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7ff1c3ce/2af89eafd937464c92aa4255e3e45c25/FLAGb02dd1bc2 [2021-12-15 13:43:56,363 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7ff1c3ce/2af89eafd937464c92aa4255e3e45c25 [2021-12-15 13:43:56,366 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:43:56,367 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:43:56,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:43:56,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:43:56,370 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:43:56,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:43:56" (1/1) ... [2021-12-15 13:43:56,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5021d9ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:43:56, skipping insertion in model container [2021-12-15 13:43:56,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:43:56" (1/1) ... [2021-12-15 13:43:56,376 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:43:56,591 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:44:02,131 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-12-15 13:44:02,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@39541f1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:02, skipping insertion in model container [2021-12-15 13:44:02,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:44:02,133 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-15 13:44:02,134 INFO L158 Benchmark]: Toolchain (without parser) took 5766.51ms. Allocated memory was 115.3MB in the beginning and 188.7MB in the end (delta: 73.4MB). Free memory was 65.8MB in the beginning and 113.2MB in the end (delta: -47.4MB). Peak memory consumption was 80.4MB. Max. memory is 16.1GB. [2021-12-15 13:44:02,134 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 90.2MB. Free memory is still 48.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:44:02,135 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5764.99ms. Allocated memory was 115.3MB in the beginning and 188.7MB in the end (delta: 73.4MB). Free memory was 65.4MB in the beginning and 113.2MB in the end (delta: -47.8MB). Peak memory consumption was 78.3MB. Max. memory is 16.1GB. [2021-12-15 13:44:02,136 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 90.2MB. Free memory is still 48.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5764.99ms. Allocated memory was 115.3MB in the beginning and 188.7MB in the end (delta: 73.4MB). Free memory was 65.4MB in the beginning and 113.2MB in the end (delta: -47.8MB). Peak memory consumption was 78.3MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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 235d2f839cd3d5c175e649f2cde6879f762964029c35bea2bd495ac64c0647c9 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:44:03,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:44:03,583 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:44:03,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:44:03,618 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:44:03,620 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:44:03,622 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:44:03,625 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:44:03,627 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:44:03,630 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:44:03,631 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:44:03,632 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:44:03,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:44:03,634 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:44:03,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:44:03,639 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:44:03,640 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:44:03,641 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:44:03,642 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:44:03,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:44:03,648 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:44:03,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:44:03,649 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:44:03,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:44:03,655 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:44:03,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:44:03,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:44:03,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:44:03,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:44:03,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:44:03,658 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:44:03,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:44:03,660 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:44:03,660 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:44:03,661 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:44:03,661 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:44:03,662 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:44:03,662 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:44:03,662 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:44:03,663 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:44:03,664 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:44:03,667 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:44:03,702 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:44:03,702 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:44:03,703 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:44:03,703 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:44:03,704 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:44:03,704 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:44:03,705 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:44:03,705 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:44:03,705 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:44:03,706 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:44:03,706 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:44:03,706 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:44:03,706 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:44:03,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:44:03,707 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:44:03,707 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:44:03,707 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:44:03,707 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:44:03,707 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:44:03,707 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:44:03,708 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:44:03,708 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:44:03,708 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:44:03,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:44:03,708 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:44:03,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:44:03,708 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:44:03,709 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:44:03,709 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:44:03,709 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:44:03,709 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:44:03,709 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:44:03,709 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:44:03,709 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:44:03,710 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 235d2f839cd3d5c175e649f2cde6879f762964029c35bea2bd495ac64c0647c9 [2021-12-15 13:44:03,959 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:44:03,973 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:44:03,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:44:03,976 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:44:03,977 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:44:03,978 INFO L432 ainManager$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 [2021-12-15 13:44:04,015 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89f8f0932/de01132827cb4899b9be2a6938167650/FLAG251f845f0 [2021-12-15 13:44:04,932 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:44:04,933 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 [2021-12-15 13:44:05,030 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89f8f0932/de01132827cb4899b9be2a6938167650/FLAG251f845f0 [2021-12-15 13:44:05,051 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89f8f0932/de01132827cb4899b9be2a6938167650 [2021-12-15 13:44:05,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:44:05,054 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:44:05,056 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:44:05,056 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:44:05,058 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:44:05,059 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:44:05" (1/1) ... [2021-12-15 13:44:05,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ddc70d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:05, skipping insertion in model container [2021-12-15 13:44:05,060 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:44:05" (1/1) ... [2021-12-15 13:44:05,065 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:44:05,287 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:44:10,756 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-12-15 13:44:10,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5c013f7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:10, skipping insertion in model container [2021-12-15 13:44:10,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:44:10,757 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-15 13:44:10,758 INFO L158 Benchmark]: Toolchain (without parser) took 5703.66ms. Allocated memory was 94.4MB in the beginning and 218.1MB in the end (delta: 123.7MB). Free memory was 47.6MB in the beginning and 109.0MB in the end (delta: -61.4MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2021-12-15 13:44:10,759 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 58.7MB. Free memory was 41.0MB in the beginning and 41.0MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:44:10,759 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5701.12ms. Allocated memory was 94.4MB in the beginning and 218.1MB in the end (delta: 123.7MB). Free memory was 47.3MB in the beginning and 109.0MB in the end (delta: -61.7MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2021-12-15 13:44:10,760 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 58.7MB. Free memory was 41.0MB in the beginning and 41.0MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5701.12ms. Allocated memory was 94.4MB in the beginning and 218.1MB in the end (delta: 123.7MB). Free memory was 47.3MB in the beginning and 109.0MB in the end (delta: -61.7MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN