./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 5f08f0f0 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-wip.dd.seqcomp-5f08f0f [2021-11-05 17:50:36,464 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-05 17:50:36,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-05 17:50:36,502 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-05 17:50:36,503 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-05 17:50:36,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-05 17:50:36,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-05 17:50:36,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-05 17:50:36,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-05 17:50:36,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-05 17:50:36,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-05 17:50:36,523 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-05 17:50:36,523 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-05 17:50:36,525 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-05 17:50:36,527 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-05 17:50:36,530 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-05 17:50:36,531 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-05 17:50:36,532 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-05 17:50:36,534 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-05 17:50:36,541 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-05 17:50:36,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-05 17:50:36,544 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-05 17:50:36,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-05 17:50:36,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-05 17:50:36,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-05 17:50:36,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-05 17:50:36,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-05 17:50:36,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-05 17:50:36,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-05 17:50:36,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-05 17:50:36,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-05 17:50:36,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-05 17:50:36,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-05 17:50:36,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-05 17:50:36,559 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-05 17:50:36,559 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-05 17:50:36,560 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-05 17:50:36,560 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-05 17:50:36,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-05 17:50:36,562 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-05 17:50:36,562 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-05 17:50:36,563 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-05 17:50:36,599 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-05 17:50:36,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-05 17:50:36,601 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-05 17:50:36,601 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-05 17:50:36,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-05 17:50:36,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-05 17:50:36,603 INFO L138 SettingsManager]: * Use SBE=true [2021-11-05 17:50:36,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-05 17:50:36,604 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-05 17:50:36,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-05 17:50:36,604 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-05 17:50:36,605 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-05 17:50:36,605 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-05 17:50:36,605 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-05 17:50:36,605 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-05 17:50:36,605 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-05 17:50:36,606 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-05 17:50:36,606 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-05 17:50:36,606 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-05 17:50:36,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-05 17:50:36,606 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-05 17:50:36,606 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-05 17:50:36,607 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-05 17:50:36,607 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-05 17:50:36,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-05 17:50:36,615 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-05 17:50:36,615 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-05 17:50:36,616 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-05 17:50:36,616 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-05 17:50:36,616 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 [2021-11-05 17:50:36,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-05 17:50:36,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-05 17:50:36,930 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-05 17:50:36,931 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-05 17:50:36,932 INFO L275 PluginConnector]: CDTParser initialized [2021-11-05 17:50:36,933 INFO L432 ainManager$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 [2021-11-05 17:50:36,999 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd62ebf67/0f8b51cf06d14f9b820455612bc46b72/FLAGb937b4e82 [2021-11-05 17:50:38,338 INFO L306 CDTParser]: Found 1 translation units. [2021-11-05 17:50:38,338 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 [2021-11-05 17:50:38,478 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd62ebf67/0f8b51cf06d14f9b820455612bc46b72/FLAGb937b4e82 [2021-11-05 17:50:38,515 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd62ebf67/0f8b51cf06d14f9b820455612bc46b72 [2021-11-05 17:50:38,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-05 17:50:38,520 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-05 17:50:38,522 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-05 17:50:38,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-05 17:50:38,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-05 17:50:38,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 05:50:38" (1/1) ... [2021-11-05 17:50:38,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c59787a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 05:50:38, skipping insertion in model container [2021-11-05 17:50:38,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 05:50:38" (1/1) ... [2021-11-05 17:50:38,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-05 17:50:38,885 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-05 17:50:49,344 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-11-05 17:50:49,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@55acfcd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 05:50:49, skipping insertion in model container [2021-11-05 17:50:49,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-05 17:50:49,345 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-05 17:50:49,347 INFO L158 Benchmark]: Toolchain (without parser) took 10826.69ms. Allocated memory was 75.5MB in the beginning and 237.0MB in the end (delta: 161.5MB). Free memory was 27.3MB in the beginning and 125.7MB in the end (delta: -98.4MB). Peak memory consumption was 79.0MB. Max. memory is 16.1GB. [2021-11-05 17:50:49,348 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 56.6MB. Free memory was 38.5MB in the beginning and 38.4MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-05 17:50:49,348 INFO L158 Benchmark]: CACSL2BoogieTranslator took 10823.00ms. Allocated memory was 75.5MB in the beginning and 237.0MB in the end (delta: 161.5MB). Free memory was 27.1MB in the beginning and 125.7MB in the end (delta: -98.6MB). Peak memory consumption was 79.0MB. Max. memory is 16.1GB. [2021-11-05 17:50:49,349 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 56.6MB. Free memory was 38.5MB in the beginning and 38.4MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 10823.00ms. Allocated memory was 75.5MB in the beginning and 237.0MB in the end (delta: 161.5MB). Free memory was 27.1MB in the beginning and 125.7MB in the end (delta: -98.6MB). Peak memory consumption was 79.0MB. Max. memory is 16.1GB. * 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-wip.dd.seqcomp-5f08f0f [2021-11-05 17:50:51,013 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-05 17:50:51,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-05 17:50:51,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-05 17:50:51,063 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-05 17:50:51,065 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-05 17:50:51,068 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-05 17:50:51,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-05 17:50:51,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-05 17:50:51,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-05 17:50:51,081 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-05 17:50:51,083 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-05 17:50:51,083 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-05 17:50:51,085 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-05 17:50:51,086 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-05 17:50:51,090 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-05 17:50:51,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-05 17:50:51,092 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-05 17:50:51,095 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-05 17:50:51,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-05 17:50:51,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-05 17:50:51,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-05 17:50:51,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-05 17:50:51,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-05 17:50:51,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-05 17:50:51,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-05 17:50:51,113 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-05 17:50:51,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-05 17:50:51,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-05 17:50:51,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-05 17:50:51,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-05 17:50:51,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-05 17:50:51,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-05 17:50:51,119 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-05 17:50:51,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-05 17:50:51,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-05 17:50:51,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-05 17:50:51,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-05 17:50:51,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-05 17:50:51,123 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-05 17:50:51,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-05 17:50:51,128 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-05 17:50:51,150 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-05 17:50:51,150 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-05 17:50:51,151 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-05 17:50:51,151 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-05 17:50:51,152 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-05 17:50:51,152 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-05 17:50:51,152 INFO L138 SettingsManager]: * Use SBE=true [2021-11-05 17:50:51,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-05 17:50:51,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-05 17:50:51,153 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-05 17:50:51,153 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-05 17:50:51,153 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-05 17:50:51,153 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-05 17:50:51,153 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-05 17:50:51,153 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-05 17:50:51,154 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-05 17:50:51,154 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-05 17:50:51,154 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-05 17:50:51,154 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-05 17:50:51,154 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-05 17:50:51,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-05 17:50:51,154 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-05 17:50:51,154 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-05 17:50:51,155 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-05 17:50:51,155 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-05 17:50:51,155 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-05 17:50:51,155 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-05 17:50:51,155 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-05 17:50:51,155 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-05 17:50:51,156 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-05 17:50:51,156 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-05 17:50:51,156 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 [2021-11-05 17:50:51,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-05 17:50:51,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-05 17:50:51,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-05 17:50:51,529 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-05 17:50:51,531 INFO L275 PluginConnector]: CDTParser initialized [2021-11-05 17:50:51,533 INFO L432 ainManager$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 [2021-11-05 17:50:51,588 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb1528197/ddcd433d629b4690a3bf563cac450df9/FLAG661f3882c [2021-11-05 17:50:53,064 INFO L306 CDTParser]: Found 1 translation units. [2021-11-05 17:50:53,065 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 [2021-11-05 17:50:53,174 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb1528197/ddcd433d629b4690a3bf563cac450df9/FLAG661f3882c [2021-11-05 17:50:53,431 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb1528197/ddcd433d629b4690a3bf563cac450df9 [2021-11-05 17:50:53,433 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-05 17:50:53,434 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-05 17:50:53,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-05 17:50:53,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-05 17:50:53,438 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-05 17:50:53,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 05:50:53" (1/1) ... [2021-11-05 17:50:53,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46cf1328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 05:50:53, skipping insertion in model container [2021-11-05 17:50:53,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 05:50:53" (1/1) ... [2021-11-05 17:50:53,446 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-05 17:50:53,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-05 17:51:03,531 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-11-05 17:51:03,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5be4bbc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 05:51:03, skipping insertion in model container [2021-11-05 17:51:03,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-05 17:51:03,534 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-05 17:51:03,536 INFO L158 Benchmark]: Toolchain (without parser) took 10101.07ms. Allocated memory was 94.4MB in the beginning and 218.1MB in the end (delta: 123.7MB). Free memory was 41.3MB in the beginning and 101.8MB in the end (delta: -60.5MB). Peak memory consumption was 85.1MB. Max. memory is 16.1GB. [2021-11-05 17:51:03,537 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory was 47.5MB in the beginning and 47.4MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-05 17:51:03,539 INFO L158 Benchmark]: CACSL2BoogieTranslator took 10099.33ms. Allocated memory was 94.4MB in the beginning and 218.1MB in the end (delta: 123.7MB). Free memory was 41.2MB in the beginning and 101.8MB in the end (delta: -60.6MB). Peak memory consumption was 85.1MB. Max. memory is 16.1GB. [2021-11-05 17:51:03,541 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory was 47.5MB in the beginning and 47.4MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 10099.33ms. Allocated memory was 94.4MB in the beginning and 218.1MB in the end (delta: 123.7MB). Free memory was 41.2MB in the beginning and 101.8MB in the end (delta: -60.6MB). Peak memory consumption was 85.1MB. Max. memory is 16.1GB. * 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