./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-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec 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-32_7a-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 495f3ca83429be502b8d46d0b50dc687894dce87 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-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 495f3ca83429be502b8d46d0b50dc687894dce87 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 20:10:30,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 20:10:30,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 20:10:30,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 20:10:30,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 20:10:30,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 20:10:30,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 20:10:30,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 20:10:30,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 20:10:30,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 20:10:30,981 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 20:10:30,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 20:10:30,982 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 20:10:30,983 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 20:10:30,984 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 20:10:30,985 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 20:10:30,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 20:10:30,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 20:10:30,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 20:10:30,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 20:10:30,989 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 20:10:30,990 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 20:10:30,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 20:10:30,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 20:10:30,993 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 20:10:30,996 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 20:10:30,996 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 20:10:30,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 20:10:30,998 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 20:10:30,999 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 20:10:30,999 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 20:10:30,999 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 20:10:31,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 20:10:31,002 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 20:10:31,003 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 20:10:31,003 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 20:10:31,004 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 20:10:31,004 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 20:10:31,004 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 20:10:31,005 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 20:10:31,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 20:10:31,007 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-08-26 20:10:31,023 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 20:10:31,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 20:10:31,024 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 20:10:31,024 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 20:10:31,025 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 20:10:31,025 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 20:10:31,025 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 20:10:31,026 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 20:10:31,026 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 20:10:31,026 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 20:10:31,026 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 20:10:31,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 20:10:31,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 20:10:31,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 20:10:31,027 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 20:10:31,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 20:10:31,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 20:10:31,027 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 20:10:31,027 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 20:10:31,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 20:10:31,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 20:10:31,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 20:10:31,028 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 20:10:31,028 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 20:10:31,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 20:10:31,041 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 20:10:31,042 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 20:10:31,042 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 495f3ca83429be502b8d46d0b50dc687894dce87 [2021-08-26 20:10:31,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 20:10:31,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 20:10:31,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 20:10:31,280 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 20:10:31,281 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 20:10:31,281 INFO L432 ainManager$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-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-08-26 20:10:31,338 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/521ddbb06/f09eb1dcd9584b15b1bf9a63835d523c/FLAG1fbfef3db [2021-08-26 20:10:32,306 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 20:10:32,308 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-08-26 20:10:32,396 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/521ddbb06/f09eb1dcd9584b15b1bf9a63835d523c/FLAG1fbfef3db [2021-08-26 20:10:32,621 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/521ddbb06/f09eb1dcd9584b15b1bf9a63835d523c [2021-08-26 20:10:32,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 20:10:32,625 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 20:10:32,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 20:10:32,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 20:10:32,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 20:10:32,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:10:32" (1/1) ... [2021-08-26 20:10:32,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c3cf487 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:10:32, skipping insertion in model container [2021-08-26 20:10:32,630 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:10:32" (1/1) ... [2021-08-26 20:10:32,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 20:10:32,895 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 20:10:41,703 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-08-26 20:10:41,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@69030ab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:10:41, skipping insertion in model container [2021-08-26 20:10:41,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 20:10:41,704 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-26 20:10:41,706 INFO L168 Benchmark]: Toolchain (without parser) took 9080.22 ms. Allocated memory was 75.5 MB in the beginning and 142.6 MB in the end (delta: 67.1 MB). Free memory was 26.6 MB in the beginning and 48.9 MB in the end (delta: -22.2 MB). Peak memory consumption was 56.9 MB. Max. memory is 16.1 GB. [2021-08-26 20:10:41,707 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 75.5 MB. Free memory is still 57.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 20:10:41,708 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9078.20 ms. Allocated memory was 75.5 MB in the beginning and 142.6 MB in the end (delta: 67.1 MB). Free memory was 26.4 MB in the beginning and 48.9 MB in the end (delta: -22.4 MB). Peak memory consumption was 56.9 MB. Max. memory is 16.1 GB. [2021-08-26 20:10:41,710 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 75.5 MB. Free memory is still 57.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 9078.20 ms. Allocated memory was 75.5 MB in the beginning and 142.6 MB in the end (delta: 67.1 MB). Free memory was 26.4 MB in the beginning and 48.9 MB in the end (delta: -22.4 MB). Peak memory consumption was 56.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13636]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 20:10:43,042 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 20:10:43,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 20:10:43,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 20:10:43,075 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 20:10:43,078 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 20:10:43,079 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 20:10:43,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 20:10:43,084 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 20:10:43,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 20:10:43,088 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 20:10:43,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 20:10:43,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 20:10:43,093 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 20:10:43,095 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 20:10:43,097 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 20:10:43,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 20:10:43,098 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 20:10:43,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 20:10:43,104 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 20:10:43,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 20:10:43,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 20:10:43,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 20:10:43,108 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 20:10:43,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 20:10:43,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 20:10:43,118 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 20:10:43,119 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 20:10:43,120 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 20:10:43,120 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 20:10:43,121 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 20:10:43,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 20:10:43,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 20:10:43,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 20:10:43,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 20:10:43,124 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 20:10:43,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 20:10:43,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 20:10:43,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 20:10:43,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 20:10:43,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 20:10:43,129 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-08-26 20:10:43,152 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 20:10:43,152 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 20:10:43,153 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 20:10:43,153 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 20:10:43,154 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 20:10:43,154 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 20:10:43,154 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 20:10:43,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 20:10:43,155 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 20:10:43,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 20:10:43,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 20:10:43,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 20:10:43,155 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-26 20:10:43,155 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-26 20:10:43,156 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 20:10:43,156 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 20:10:43,156 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 20:10:43,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 20:10:43,156 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 20:10:43,156 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 20:10:43,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 20:10:43,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 20:10:43,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 20:10:43,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 20:10:43,157 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-26 20:10:43,157 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-26 20:10:43,157 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 20:10:43,158 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 20:10:43,158 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-26 20:10:43,158 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 495f3ca83429be502b8d46d0b50dc687894dce87 [2021-08-26 20:10:43,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 20:10:43,427 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 20:10:43,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 20:10:43,430 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 20:10:43,430 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 20:10:43,431 INFO L432 ainManager$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-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-08-26 20:10:43,480 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f15705bdc/5bafe8fd381d4aa08ae6ef24c20867a1/FLAG4a5a83162 [2021-08-26 20:10:44,592 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 20:10:44,592 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-08-26 20:10:44,682 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f15705bdc/5bafe8fd381d4aa08ae6ef24c20867a1/FLAG4a5a83162 [2021-08-26 20:10:44,794 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f15705bdc/5bafe8fd381d4aa08ae6ef24c20867a1 [2021-08-26 20:10:44,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 20:10:44,797 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 20:10:44,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 20:10:44,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 20:10:44,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 20:10:44,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:10:44" (1/1) ... [2021-08-26 20:10:44,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e0c6f32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:10:44, skipping insertion in model container [2021-08-26 20:10:44,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:10:44" (1/1) ... [2021-08-26 20:10:44,807 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 20:10:45,024 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 20:10:53,954 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-08-26 20:10:53,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@52d4886b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:10:53, skipping insertion in model container [2021-08-26 20:10:53,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 20:10:53,956 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-26 20:10:53,958 INFO L168 Benchmark]: Toolchain (without parser) took 9159.53 ms. Allocated memory was 81.8 MB in the beginning and 157.3 MB in the end (delta: 75.5 MB). Free memory was 28.0 MB in the beginning and 62.6 MB in the end (delta: -34.6 MB). Peak memory consumption was 78.8 MB. Max. memory is 16.1 GB. [2021-08-26 20:10:53,959 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 58.7 MB. Free memory was 39.5 MB in the beginning and 39.4 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 20:10:53,960 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9157.53 ms. Allocated memory was 81.8 MB in the beginning and 157.3 MB in the end (delta: 75.5 MB). Free memory was 27.7 MB in the beginning and 62.6 MB in the end (delta: -34.8 MB). Peak memory consumption was 78.8 MB. Max. memory is 16.1 GB. [2021-08-26 20:10:53,962 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 58.7 MB. Free memory was 39.5 MB in the beginning and 39.4 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 9157.53 ms. Allocated memory was 81.8 MB in the beginning and 157.3 MB in the end (delta: 75.5 MB). Free memory was 27.7 MB in the beginning and 62.6 MB in the end (delta: -34.8 MB). Peak memory consumption was 78.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13636]: 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...