./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 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-mutex_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 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 15:57:54,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:57:54,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:57:54,788 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:57:54,796 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:57:54,797 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:57:54,798 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:57:54,799 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:57:54,800 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:57:54,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:57:54,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:57:54,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:57:54,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:57:54,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:57:54,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:57:54,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:57:54,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:57:54,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:57:54,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:57:54,807 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:57:54,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:57:54,811 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:57:54,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:57:54,812 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:57:54,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:57:54,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:57:54,817 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:57:54,818 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:57:54,819 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:57:54,819 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:57:54,820 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:57:54,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:57:54,821 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:57:54,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:57:54,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:57:54,823 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:57:54,824 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:57:54,824 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:57:54,824 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:57:54,825 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:57:54,825 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:57:54,827 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:57:54,853 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:57:54,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:57:54,854 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:57:54,854 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:57:54,855 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:57:54,855 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:57:54,856 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:57:54,856 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:57:54,856 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:57:54,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:57:54,857 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:57:54,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:57:54,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:57:54,857 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:57:54,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:57:54,858 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:57:54,858 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:57:54,858 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:57:54,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:57:54,858 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:57:54,858 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:57:54,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:57:54,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:57:54,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:57:54,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:57:54,859 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:57:54,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:57:54,860 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:57:54,861 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:57:54,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:57:54,861 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:57:54,861 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d [2021-12-22 15:57:55,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:57:55,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:57:55,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:57:55,084 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:57:55,085 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:57:55,086 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-12-22 15:57:55,127 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a241a346/8ba58e45e240425e9c0e880a8d08818c/FLAG4b28fc6fc [2021-12-22 15:57:56,018 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:57:56,019 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-12-22 15:57:56,096 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a241a346/8ba58e45e240425e9c0e880a8d08818c/FLAG4b28fc6fc [2021-12-22 15:57:56,158 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a241a346/8ba58e45e240425e9c0e880a8d08818c [2021-12-22 15:57:56,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:57:56,161 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:57:56,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:57:56,162 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:57:56,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:57:56,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:57:56" (1/1) ... [2021-12-22 15:57:56,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60fa5421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:57:56, skipping insertion in model container [2021-12-22 15:57:56,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:57:56" (1/1) ... [2021-12-22 15:57:56,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:57:56,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:58:02,718 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-12-22 15:58:02,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@716e69a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:58:02, skipping insertion in model container [2021-12-22 15:58:02,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:58:02,721 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-22 15:58:02,723 INFO L158 Benchmark]: Toolchain (without parser) took 6560.22ms. Allocated memory was 104.9MB in the beginning and 289.4MB in the end (delta: 184.5MB). Free memory was 39.5MB in the beginning and 186.2MB in the end (delta: -146.7MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. [2021-12-22 15:58:02,724 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory is still 62.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 15:58:02,725 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6558.57ms. Allocated memory was 104.9MB in the beginning and 289.4MB in the end (delta: 184.5MB). Free memory was 39.2MB in the beginning and 186.2MB in the end (delta: -147.1MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. [2021-12-22 15:58:02,726 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory is still 62.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6558.57ms. Allocated memory was 104.9MB in the beginning and 289.4MB in the end (delta: 184.5MB). Free memory was 39.2MB in the beginning and 186.2MB in the end (delta: -147.1MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15115]: 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-mutex_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 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 15:58:04,258 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:58:04,260 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:58:04,294 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:58:04,295 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:58:04,298 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:58:04,300 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:58:04,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:58:04,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:58:04,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:58:04,313 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:58:04,316 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:58:04,316 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:58:04,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:58:04,320 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:58:04,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:58:04,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:58:04,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:58:04,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:58:04,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:58:04,333 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:58:04,333 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:58:04,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:58:04,336 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:58:04,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:58:04,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:58:04,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:58:04,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:58:04,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:58:04,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:58:04,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:58:04,346 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:58:04,347 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:58:04,348 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:58:04,349 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:58:04,349 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:58:04,350 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:58:04,350 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:58:04,350 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:58:04,352 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:58:04,352 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:58:04,356 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-22 15:58:04,387 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:58:04,388 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:58:04,389 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:58:04,389 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:58:04,390 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:58:04,390 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:58:04,391 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:58:04,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:58:04,392 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:58:04,392 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:58:04,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:58:04,393 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:58:04,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:58:04,393 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:58:04,393 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-22 15:58:04,393 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-22 15:58:04,394 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-22 15:58:04,394 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:58:04,394 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:58:04,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:58:04,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:58:04,394 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:58:04,395 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:58:04,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:58:04,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:58:04,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:58:04,395 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:58:04,396 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-22 15:58:04,396 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-22 15:58:04,396 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:58:04,396 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:58:04,396 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:58:04,397 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:58:04,397 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-22 15:58:04,397 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d [2021-12-22 15:58:04,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:58:04,688 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:58:04,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:58:04,691 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:58:04,692 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:58:04,693 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-12-22 15:58:04,754 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af7abc976/91b370bc223749318eb5594550dc5bcd/FLAG7b386d10d [2021-12-22 15:58:05,800 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:58:05,801 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-12-22 15:58:05,891 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af7abc976/91b370bc223749318eb5594550dc5bcd/FLAG7b386d10d [2021-12-22 15:58:06,235 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af7abc976/91b370bc223749318eb5594550dc5bcd [2021-12-22 15:58:06,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:58:06,239 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:58:06,241 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:58:06,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:58:06,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:58:06,244 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:58:06" (1/1) ... [2021-12-22 15:58:06,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ad8df6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:58:06, skipping insertion in model container [2021-12-22 15:58:06,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:58:06" (1/1) ... [2021-12-22 15:58:06,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:58:06,457 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:58:12,190 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-12-22 15:58:12,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3db5a966 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:58:12, skipping insertion in model container [2021-12-22 15:58:12,191 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:58:12,191 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-22 15:58:12,192 INFO L158 Benchmark]: Toolchain (without parser) took 5952.81ms. Allocated memory was 98.6MB in the beginning and 247.5MB in the end (delta: 148.9MB). Free memory was 59.2MB in the beginning and 169.4MB in the end (delta: -110.2MB). Peak memory consumption was 99.0MB. Max. memory is 16.1GB. [2021-12-22 15:58:12,193 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 48.2MB. Free memory was 30.7MB in the beginning and 30.6MB in the end (delta: 43.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 15:58:12,193 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5949.68ms. Allocated memory was 98.6MB in the beginning and 247.5MB in the end (delta: 148.9MB). Free memory was 59.0MB in the beginning and 169.4MB in the end (delta: -110.4MB). Peak memory consumption was 99.0MB. Max. memory is 16.1GB. [2021-12-22 15:58:12,194 INFO L339 ainManager$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 48.2MB. Free memory was 30.7MB in the beginning and 30.6MB in the end (delta: 43.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5949.68ms. Allocated memory was 98.6MB in the beginning and 247.5MB in the end (delta: 148.9MB). Free memory was 59.0MB in the beginning and 169.4MB in the end (delta: -110.4MB). Peak memory consumption was 99.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15115]: 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