./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 5b36d44f 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-5b36d44 [2021-11-07 14:23:58,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 14:23:58,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 14:23:58,117 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 14:23:58,117 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 14:23:58,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 14:23:58,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 14:23:58,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 14:23:58,122 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 14:23:58,123 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 14:23:58,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 14:23:58,127 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 14:23:58,127 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 14:23:58,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 14:23:58,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 14:23:58,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 14:23:58,131 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 14:23:58,132 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 14:23:58,133 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 14:23:58,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 14:23:58,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 14:23:58,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 14:23:58,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 14:23:58,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 14:23:58,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 14:23:58,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 14:23:58,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 14:23:58,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 14:23:58,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 14:23:58,154 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 14:23:58,155 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 14:23:58,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 14:23:58,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 14:23:58,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 14:23:58,158 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 14:23:58,158 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 14:23:58,159 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 14:23:58,159 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 14:23:58,159 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 14:23:58,160 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 14:23:58,161 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 14:23:58,162 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-07 14:23:58,184 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 14:23:58,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 14:23:58,185 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 14:23:58,186 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 14:23:58,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 14:23:58,187 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 14:23:58,187 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 14:23:58,188 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 14:23:58,188 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 14:23:58,188 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 14:23:58,189 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 14:23:58,189 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 14:23:58,189 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 14:23:58,189 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 14:23:58,190 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 14:23:58,190 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 14:23:58,190 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 14:23:58,190 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 14:23:58,190 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 14:23:58,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 14:23:58,191 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 14:23:58,191 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 14:23:58,191 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 14:23:58,191 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 14:23:58,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 14:23:58,192 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 14:23:58,192 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 14:23:58,192 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 14:23:58,192 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 14:23:58,193 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 [2021-11-07 14:23:58,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 14:23:58,406 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 14:23:58,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 14:23:58,409 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 14:23:58,410 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 14:23:58,412 INFO L432 ainManager$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 [2021-11-07 14:23:58,478 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa56ef70f/eaa1b4a4ce6241739a864085e273198e/FLAG1fe29c78b [2021-11-07 14:23:59,731 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 14:23:59,732 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 [2021-11-07 14:23:59,844 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa56ef70f/eaa1b4a4ce6241739a864085e273198e/FLAG1fe29c78b [2021-11-07 14:23:59,995 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa56ef70f/eaa1b4a4ce6241739a864085e273198e [2021-11-07 14:23:59,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 14:24:00,000 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 14:24:00,002 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 14:24:00,003 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 14:24:00,006 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 14:24:00,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:23:59" (1/1) ... [2021-11-07 14:24:00,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c76ea5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:24:00, skipping insertion in model container [2021-11-07 14:24:00,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:23:59" (1/1) ... [2021-11-07 14:24:00,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 14:24:00,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 14:24:10,273 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-11-07 14:24:10,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@499cd59c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:24:10, skipping insertion in model container [2021-11-07 14:24:10,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 14:24:10,274 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 14:24:10,276 INFO L158 Benchmark]: Toolchain (without parser) took 10274.99ms. Allocated memory was 146.8MB in the beginning and 218.1MB in the end (delta: 71.3MB). Free memory was 97.4MB in the beginning and 122.1MB in the end (delta: -24.7MB). Peak memory consumption was 91.3MB. Max. memory is 16.1GB. [2021-11-07 14:24:10,276 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 107.0MB. Free memory was 64.6MB in the beginning and 64.6MB in the end (delta: 41.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-07 14:24:10,277 INFO L158 Benchmark]: CACSL2BoogieTranslator took 10271.83ms. Allocated memory was 146.8MB in the beginning and 218.1MB in the end (delta: 71.3MB). Free memory was 96.8MB in the beginning and 123.1MB in the end (delta: -26.3MB). Peak memory consumption was 91.3MB. Max. memory is 16.1GB. [2021-11-07 14:24:10,280 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 107.0MB. Free memory was 64.6MB in the beginning and 64.6MB in the end (delta: 41.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 10271.83ms. Allocated memory was 146.8MB in the beginning and 218.1MB in the end (delta: 71.3MB). Free memory was 96.8MB in the beginning and 123.1MB in the end (delta: -26.3MB). Peak memory consumption was 91.3MB. 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-5b36d44 [2021-11-07 14:24:11,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 14:24:11,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 14:24:11,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 14:24:11,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 14:24:11,985 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 14:24:11,986 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 14:24:11,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 14:24:11,989 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 14:24:11,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 14:24:11,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 14:24:11,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 14:24:11,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 14:24:11,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 14:24:11,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 14:24:12,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 14:24:12,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 14:24:12,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 14:24:12,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 14:24:12,011 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 14:24:12,014 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 14:24:12,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 14:24:12,017 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 14:24:12,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 14:24:12,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 14:24:12,027 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 14:24:12,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 14:24:12,028 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 14:24:12,029 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 14:24:12,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 14:24:12,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 14:24:12,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 14:24:12,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 14:24:12,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 14:24:12,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 14:24:12,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 14:24:12,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 14:24:12,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 14:24:12,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 14:24:12,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 14:24:12,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 14:24:12,040 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-07 14:24:12,075 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 14:24:12,076 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 14:24:12,077 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 14:24:12,077 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 14:24:12,078 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 14:24:12,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 14:24:12,079 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 14:24:12,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 14:24:12,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 14:24:12,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 14:24:12,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 14:24:12,080 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 14:24:12,080 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 14:24:12,081 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 14:24:12,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 14:24:12,081 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 14:24:12,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 14:24:12,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 14:24:12,082 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 14:24:12,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 14:24:12,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 14:24:12,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 14:24:12,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 14:24:12,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 14:24:12,083 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-07 14:24:12,093 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 14:24:12,093 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 14:24:12,093 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 14:24:12,094 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 14:24:12,094 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 14:24:12,094 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 14:24:12,094 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 [2021-11-07 14:24:12,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 14:24:12,426 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 14:24:12,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 14:24:12,429 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 14:24:12,430 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 14:24:12,431 INFO L432 ainManager$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 [2021-11-07 14:24:12,499 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/505e80160/ead193d32d76454dac9c0fe85b484423/FLAGa91e1fffd [2021-11-07 14:24:13,837 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 14:24:13,839 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 [2021-11-07 14:24:13,953 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/505e80160/ead193d32d76454dac9c0fe85b484423/FLAGa91e1fffd [2021-11-07 14:24:14,333 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/505e80160/ead193d32d76454dac9c0fe85b484423 [2021-11-07 14:24:14,335 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 14:24:14,336 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 14:24:14,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 14:24:14,338 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 14:24:14,344 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 14:24:14,344 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:24:14" (1/1) ... [2021-11-07 14:24:14,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7444d07c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:24:14, skipping insertion in model container [2021-11-07 14:24:14,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:24:14" (1/1) ... [2021-11-07 14:24:14,350 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 14:24:14,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 14:24:24,477 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-11-07 14:24:24,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@236f2662 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:24:24, skipping insertion in model container [2021-11-07 14:24:24,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 14:24:24,478 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 14:24:24,480 INFO L158 Benchmark]: Toolchain (without parser) took 10142.68ms. Allocated memory was 119.5MB in the beginning and 182.5MB in the end (delta: 62.9MB). Free memory was 64.5MB in the beginning and 103.7MB in the end (delta: -39.2MB). Peak memory consumption was 116.8MB. Max. memory is 16.1GB. [2021-11-07 14:24:24,480 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 50.3MB. Free memory was 32.1MB in the beginning and 32.1MB in the end (delta: 37.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-07 14:24:24,481 INFO L158 Benchmark]: CACSL2BoogieTranslator took 10140.89ms. Allocated memory was 119.5MB in the beginning and 182.5MB in the end (delta: 62.9MB). Free memory was 64.5MB in the beginning and 103.7MB in the end (delta: -39.2MB). Peak memory consumption was 116.8MB. Max. memory is 16.1GB. [2021-11-07 14:24:24,483 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 50.3MB. Free memory was 32.1MB in the beginning and 32.1MB in the end (delta: 37.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 10140.89ms. Allocated memory was 119.5MB in the beginning and 182.5MB in the end (delta: 62.9MB). Free memory was 64.5MB in the beginning and 103.7MB in the end (delta: -39.2MB). Peak memory consumption was 116.8MB. 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