./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 8d31f386 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 35957d316f8ec17bc77061ed94d663d9e0ca4497 ............................................................................................................................ 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 35957d316f8ec17bc77061ed94d663d9e0ca4497 ............................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 21:44:57,970 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 21:44:57,972 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 21:44:58,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 21:44:58,005 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 21:44:58,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 21:44:58,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 21:44:58,023 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 21:44:58,025 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 21:44:58,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 21:44:58,028 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 21:44:58,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 21:44:58,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 21:44:58,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 21:44:58,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 21:44:58,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 21:44:58,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 21:44:58,045 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 21:44:58,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 21:44:58,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 21:44:58,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 21:44:58,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 21:44:58,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 21:44:58,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 21:44:58,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 21:44:58,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 21:44:58,066 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 21:44:58,067 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 21:44:58,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 21:44:58,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 21:44:58,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 21:44:58,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 21:44:58,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 21:44:58,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 21:44:58,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 21:44:58,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 21:44:58,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 21:44:58,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 21:44:58,074 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 21:44:58,076 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 21:44:58,076 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 21:44:58,081 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-07-05 21:44:58,124 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 21:44:58,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 21:44:58,127 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 21:44:58,127 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 21:44:58,128 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 21:44:58,128 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 21:44:58,128 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 21:44:58,129 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 21:44:58,129 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 21:44:58,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 21:44:58,130 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 21:44:58,130 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 21:44:58,130 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 21:44:58,131 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 21:44:58,131 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 21:44:58,131 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 21:44:58,131 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 21:44:58,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 21:44:58,132 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 21:44:58,132 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 21:44:58,132 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 21:44:58,132 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 21:44:58,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 21:44:58,133 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 21:44:58,133 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 21:44:58,133 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35957d316f8ec17bc77061ed94d663d9e0ca4497 [2021-07-05 21:44:58,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 21:44:58,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 21:44:58,504 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 21:44:58,505 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 21:44:58,506 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 21:44:58,507 INFO L432 ainManager$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 [2021-07-05 21:44:58,589 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/596159296/b3859babf8da45a183461f53569df3b1/FLAG5cf56a718 [2021-07-05 21:45:00,008 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 21:45:00,009 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 [2021-07-05 21:45:00,125 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/596159296/b3859babf8da45a183461f53569df3b1/FLAG5cf56a718 [2021-07-05 21:45:00,480 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/596159296/b3859babf8da45a183461f53569df3b1 [2021-07-05 21:45:00,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 21:45:00,496 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 21:45:00,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 21:45:00,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 21:45:00,504 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 21:45:00,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:45:00" (1/1) ... [2021-07-05 21:45:00,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e22ce14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:45:00, skipping insertion in model container [2021-07-05 21:45:00,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:45:00" (1/1) ... [2021-07-05 21:45:00,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 21:45:00,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 21:45:10,777 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-07-05 21:45:10,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@29f7c9a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:45:10, skipping insertion in model container [2021-07-05 21:45:10,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 21:45:10,778 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-07-05 21:45:10,780 INFO L168 Benchmark]: Toolchain (without parser) took 10283.90 ms. Allocated memory was 90.2 MB in the beginning and 260.0 MB in the end (delta: 169.9 MB). Free memory was 37.9 MB in the beginning and 170.9 MB in the end (delta: -132.9 MB). Peak memory consumption was 106.4 MB. Max. memory is 16.1 GB. [2021-07-05 21:45:10,781 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 48.2 MB. Free memory was 30.2 MB in the beginning and 30.2 MB in the end (delta: 32.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 21:45:10,782 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10280.87 ms. Allocated memory was 90.2 MB in the beginning and 260.0 MB in the end (delta: 169.9 MB). Free memory was 37.7 MB in the beginning and 170.9 MB in the end (delta: -133.1 MB). Peak memory consumption was 106.4 MB. Max. memory is 16.1 GB. [2021-07-05 21:45:10,783 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 48.2 MB. Free memory was 30.2 MB in the beginning and 30.2 MB in the end (delta: 32.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 10280.87 ms. Allocated memory was 90.2 MB in the beginning and 260.0 MB in the end (delta: 169.9 MB). Free memory was 37.7 MB in the beginning and 170.9 MB in the end (delta: -133.1 MB). Peak memory consumption was 106.4 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-wip.dd.multireach-323-8d31f38 [2021-07-05 21:45:12,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 21:45:12,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 21:45:12,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 21:45:12,670 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 21:45:12,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 21:45:12,675 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 21:45:12,680 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 21:45:12,683 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 21:45:12,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 21:45:12,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 21:45:12,692 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 21:45:12,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 21:45:12,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 21:45:12,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 21:45:12,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 21:45:12,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 21:45:12,704 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 21:45:12,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 21:45:12,714 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 21:45:12,716 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 21:45:12,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 21:45:12,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 21:45:12,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 21:45:12,732 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 21:45:12,732 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 21:45:12,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 21:45:12,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 21:45:12,735 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 21:45:12,736 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 21:45:12,736 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 21:45:12,737 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 21:45:12,738 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 21:45:12,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 21:45:12,740 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 21:45:12,740 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 21:45:12,741 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 21:45:12,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 21:45:12,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 21:45:12,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 21:45:12,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 21:45:12,745 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-07-05 21:45:12,777 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 21:45:12,777 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 21:45:12,778 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 21:45:12,779 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 21:45:12,779 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 21:45:12,779 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 21:45:12,779 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 21:45:12,780 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 21:45:12,780 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 21:45:12,780 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 21:45:12,780 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-07-05 21:45:12,780 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-07-05 21:45:12,781 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 21:45:12,781 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 21:45:12,781 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 21:45:12,781 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 21:45:12,781 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 21:45:12,782 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 21:45:12,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 21:45:12,782 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 21:45:12,782 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 21:45:12,782 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 21:45:12,783 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-07-05 21:45:12,783 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-07-05 21:45:12,783 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 21:45:12,783 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 21:45:12,783 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-05 21:45:12,784 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35957d316f8ec17bc77061ed94d663d9e0ca4497 [2021-07-05 21:45:13,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 21:45:13,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 21:45:13,150 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 21:45:13,151 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 21:45:13,152 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 21:45:13,153 INFO L432 ainManager$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 [2021-07-05 21:45:13,249 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08d00533b/69e77c3caf25456db0bbd93c16e26d47/FLAG8fbb56e9f [2021-07-05 21:45:15,096 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 21:45:15,097 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 [2021-07-05 21:45:15,245 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08d00533b/69e77c3caf25456db0bbd93c16e26d47/FLAG8fbb56e9f [2021-07-05 21:45:15,423 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08d00533b/69e77c3caf25456db0bbd93c16e26d47 [2021-07-05 21:45:15,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 21:45:15,426 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 21:45:15,427 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 21:45:15,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 21:45:15,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 21:45:15,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:45:15" (1/1) ... [2021-07-05 21:45:15,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f338e62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:45:15, skipping insertion in model container [2021-07-05 21:45:15,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:45:15" (1/1) ... [2021-07-05 21:45:15,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 21:45:15,801 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 21:45:26,673 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-07-05 21:45:26,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@e6a6159 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:45:26, skipping insertion in model container [2021-07-05 21:45:26,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 21:45:26,675 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-07-05 21:45:26,678 INFO L168 Benchmark]: Toolchain (without parser) took 11249.57 ms. Allocated memory was 86.0 MB in the beginning and 203.4 MB in the end (delta: 117.4 MB). Free memory was 36.2 MB in the beginning and 110.8 MB in the end (delta: -74.6 MB). Peak memory consumption was 81.5 MB. Max. memory is 16.1 GB. [2021-07-05 21:45:26,679 INFO L168 Benchmark]: CDTParser took 1.16 ms. Allocated memory is still 48.2 MB. Free memory was 28.9 MB in the beginning and 28.8 MB in the end (delta: 31.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 21:45:26,681 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11247.39 ms. Allocated memory was 86.0 MB in the beginning and 203.4 MB in the end (delta: 117.4 MB). Free memory was 36.0 MB in the beginning and 110.8 MB in the end (delta: -74.8 MB). Peak memory consumption was 81.5 MB. Max. memory is 16.1 GB. [2021-07-05 21:45:26,683 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.16 ms. Allocated memory is still 48.2 MB. Free memory was 28.9 MB in the beginning and 28.8 MB in the end (delta: 31.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 11247.39 ms. Allocated memory was 86.0 MB in the beginning and 203.4 MB in the end (delta: 117.4 MB). Free memory was 36.0 MB in the beginning and 110.8 MB in the end (delta: -74.8 MB). Peak memory consumption was 81.5 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~C_INTX~varArgs~~TO~C_INT RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...