./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 173e3943 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-173e394 [2021-11-06 15:56:08,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-06 15:56:08,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-06 15:56:08,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-06 15:56:08,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-06 15:56:08,699 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-06 15:56:08,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-06 15:56:08,704 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-06 15:56:08,708 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-06 15:56:08,712 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-06 15:56:08,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-06 15:56:08,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-06 15:56:08,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-06 15:56:08,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-06 15:56:08,717 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-06 15:56:08,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-06 15:56:08,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-06 15:56:08,720 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-06 15:56:08,723 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-06 15:56:08,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-06 15:56:08,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-06 15:56:08,731 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-06 15:56:08,732 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-06 15:56:08,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-06 15:56:08,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-06 15:56:08,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-06 15:56:08,739 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-06 15:56:08,740 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-06 15:56:08,740 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-06 15:56:08,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-06 15:56:08,741 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-06 15:56:08,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-06 15:56:08,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-06 15:56:08,744 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-06 15:56:08,745 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-06 15:56:08,745 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-06 15:56:08,745 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-06 15:56:08,745 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-06 15:56:08,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-06 15:56:08,746 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-06 15:56:08,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-06 15:56:08,748 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-06 15:56:08,775 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-06 15:56:08,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-06 15:56:08,776 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-06 15:56:08,776 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-06 15:56:08,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-06 15:56:08,777 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-06 15:56:08,777 INFO L138 SettingsManager]: * Use SBE=true [2021-11-06 15:56:08,778 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-06 15:56:08,778 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-06 15:56:08,778 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-06 15:56:08,779 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-06 15:56:08,779 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-06 15:56:08,779 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-06 15:56:08,779 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-06 15:56:08,779 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-06 15:56:08,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-06 15:56:08,780 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-06 15:56:08,780 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-06 15:56:08,780 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-06 15:56:08,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 15:56:08,781 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-06 15:56:08,781 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-06 15:56:08,781 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-06 15:56:08,781 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-06 15:56:08,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-06 15:56:08,781 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-06 15:56:08,782 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-06 15:56:08,782 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-06 15:56:08,782 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-06 15:56:08,782 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 [2021-11-06 15:56:09,002 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-06 15:56:09,030 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-06 15:56:09,032 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-06 15:56:09,033 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-06 15:56:09,035 INFO L275 PluginConnector]: CDTParser initialized [2021-11-06 15:56:09,035 INFO L432 ainManager$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 [2021-11-06 15:56:09,094 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10a97c6b6/569d3a157c8846ca92e8c79d6c9afec9/FLAG7e94577d1 [2021-11-06 15:56:10,134 INFO L306 CDTParser]: Found 1 translation units. [2021-11-06 15:56:10,134 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 [2021-11-06 15:56:10,231 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10a97c6b6/569d3a157c8846ca92e8c79d6c9afec9/FLAG7e94577d1 [2021-11-06 15:56:10,403 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10a97c6b6/569d3a157c8846ca92e8c79d6c9afec9 [2021-11-06 15:56:10,405 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-06 15:56:10,406 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-06 15:56:10,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-06 15:56:10,408 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-06 15:56:10,411 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-06 15:56:10,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 03:56:10" (1/1) ... [2021-11-06 15:56:10,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68d7732d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:56:10, skipping insertion in model container [2021-11-06 15:56:10,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 03:56:10" (1/1) ... [2021-11-06 15:56:10,417 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-06 15:56:10,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-06 15:56:18,813 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-11-06 15:56:18,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@60fb36cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:56:18, skipping insertion in model container [2021-11-06 15:56:18,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-06 15:56:18,814 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-06 15:56:18,816 INFO L168 Benchmark]: Toolchain (without parser) took 8408.86 ms. Allocated memory was 115.3 MB in the beginning and 226.5 MB in the end (delta: 111.1 MB). Free memory was 51.6 MB in the beginning and 144.5 MB in the end (delta: -92.9 MB). Peak memory consumption was 86.6 MB. Max. memory is 16.1 GB. [2021-11-06 15:56:18,817 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 86.0 MB. Free memory was 42.3 MB in the beginning and 42.3 MB in the end (delta: 42.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-06 15:56:18,817 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8406.13 ms. Allocated memory was 115.3 MB in the beginning and 226.5 MB in the end (delta: 111.1 MB). Free memory was 51.3 MB in the beginning and 144.5 MB in the end (delta: -93.2 MB). Peak memory consumption was 86.6 MB. Max. memory is 16.1 GB. [2021-11-06 15:56:18,818 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 86.0 MB. Free memory was 42.3 MB in the beginning and 42.3 MB in the end (delta: 42.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 8406.13 ms. Allocated memory was 115.3 MB in the beginning and 226.5 MB in the end (delta: 111.1 MB). Free memory was 51.3 MB in the beginning and 144.5 MB in the end (delta: -93.2 MB). Peak memory consumption was 86.6 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... --- 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-173e394 [2021-11-06 15:56:20,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-06 15:56:20,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-06 15:56:20,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-06 15:56:20,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-06 15:56:20,380 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-06 15:56:20,383 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-06 15:56:20,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-06 15:56:20,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-06 15:56:20,393 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-06 15:56:20,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-06 15:56:20,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-06 15:56:20,408 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-06 15:56:20,410 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-06 15:56:20,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-06 15:56:20,414 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-06 15:56:20,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-06 15:56:20,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-06 15:56:20,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-06 15:56:20,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-06 15:56:20,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-06 15:56:20,432 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-06 15:56:20,433 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-06 15:56:20,434 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-06 15:56:20,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-06 15:56:20,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-06 15:56:20,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-06 15:56:20,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-06 15:56:20,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-06 15:56:20,445 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-06 15:56:20,445 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-06 15:56:20,446 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-06 15:56:20,447 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-06 15:56:20,447 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-06 15:56:20,448 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-06 15:56:20,448 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-06 15:56:20,449 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-06 15:56:20,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-06 15:56:20,449 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-06 15:56:20,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-06 15:56:20,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-06 15:56:20,452 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-06 15:56:20,478 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-06 15:56:20,480 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-06 15:56:20,481 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-06 15:56:20,481 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-06 15:56:20,482 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-06 15:56:20,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-06 15:56:20,483 INFO L138 SettingsManager]: * Use SBE=true [2021-11-06 15:56:20,483 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-06 15:56:20,483 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-06 15:56:20,484 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-06 15:56:20,484 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-06 15:56:20,484 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-06 15:56:20,485 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-06 15:56:20,485 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-06 15:56:20,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-06 15:56:20,485 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-06 15:56:20,485 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-06 15:56:20,485 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-06 15:56:20,486 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-06 15:56:20,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-06 15:56:20,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 15:56:20,486 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-06 15:56:20,486 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-06 15:56:20,486 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-06 15:56:20,487 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-06 15:56:20,487 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-06 15:56:20,487 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-06 15:56:20,487 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-06 15:56:20,487 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-06 15:56:20,487 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-06 15:56:20,488 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-06 15:56:20,488 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 [2021-11-06 15:56:20,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-06 15:56:20,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-06 15:56:20,754 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-06 15:56:20,755 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-06 15:56:20,755 INFO L275 PluginConnector]: CDTParser initialized [2021-11-06 15:56:20,756 INFO L432 ainManager$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 [2021-11-06 15:56:20,818 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/081f8977d/1c04151fcfe2424e9c915c8dcda5e2cf/FLAG2199aefe4 [2021-11-06 15:56:22,112 INFO L306 CDTParser]: Found 1 translation units. [2021-11-06 15:56:22,112 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 [2021-11-06 15:56:22,192 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/081f8977d/1c04151fcfe2424e9c915c8dcda5e2cf/FLAG2199aefe4 [2021-11-06 15:56:22,678 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/081f8977d/1c04151fcfe2424e9c915c8dcda5e2cf [2021-11-06 15:56:22,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-06 15:56:22,682 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-06 15:56:22,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-06 15:56:22,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-06 15:56:22,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-06 15:56:22,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 03:56:22" (1/1) ... [2021-11-06 15:56:22,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ae033cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:56:22, skipping insertion in model container [2021-11-06 15:56:22,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 03:56:22" (1/1) ... [2021-11-06 15:56:22,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-06 15:56:22,948 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-06 15:56:31,505 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-11-06 15:56:31,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@203b2e7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:56:31, skipping insertion in model container [2021-11-06 15:56:31,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-06 15:56:31,507 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-06 15:56:31,510 INFO L168 Benchmark]: Toolchain (without parser) took 8825.84 ms. Allocated memory was 102.8 MB in the beginning and 209.7 MB in the end (delta: 107.0 MB). Free memory was 53.3 MB in the beginning and 114.5 MB in the end (delta: -61.2 MB). Peak memory consumption was 84.0 MB. Max. memory is 16.1 GB. [2021-11-06 15:56:31,511 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 52.4 MB. Free memory was 34.4 MB in the beginning and 34.4 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-06 15:56:31,512 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8823.31 ms. Allocated memory was 102.8 MB in the beginning and 209.7 MB in the end (delta: 107.0 MB). Free memory was 53.0 MB in the beginning and 114.5 MB in the end (delta: -61.4 MB). Peak memory consumption was 84.0 MB. Max. memory is 16.1 GB. [2021-11-06 15:56:31,514 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 52.4 MB. Free memory was 34.4 MB in the beginning and 34.4 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 8823.31 ms. Allocated memory was 102.8 MB in the beginning and 209.7 MB in the end (delta: 107.0 MB). Free memory was 53.0 MB in the beginning and 114.5 MB in the end (delta: -61.4 MB). Peak memory consumption was 84.0 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN