./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan/config/TaipanReach.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 /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 35957d316f8ec17bc77061ed94d663d9e0ca4497 ............................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan/config/TaipanReach.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 /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 35957d316f8ec17bc77061ed94d663d9e0ca4497 .................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:07:18,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:07:18,790 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:07:18,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:07:18,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:07:18,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:07:18,881 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:07:18,887 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:07:18,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:07:18,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:07:18,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:07:18,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:07:18,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:07:18,905 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:07:18,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:07:18,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:07:18,911 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:07:18,913 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:07:18,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:07:18,923 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:07:18,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:07:18,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:07:18,932 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:07:18,934 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:07:18,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:07:18,946 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:07:18,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:07:18,948 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:07:18,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:07:18,950 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:07:18,951 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:07:18,952 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:07:18,953 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:07:18,955 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:07:18,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:07:18,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:07:18,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:07:18,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:07:18,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:07:18,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:07:18,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:07:18,963 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-22 13:07:19,003 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:07:19,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:07:19,005 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:07:19,005 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:07:19,005 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:07:19,006 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:07:19,006 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:07:19,006 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:07:19,006 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:07:19,006 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:07:19,008 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:07:19,008 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:07:19,008 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:07:19,008 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:07:19,009 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:07:19,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:07:19,010 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:07:19,010 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:07:19,010 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:07:19,010 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:07:19,010 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:07:19,011 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:07:19,011 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:07:19,011 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:07:19,011 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:07:19,012 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:07:19,012 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:07:19,012 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:07:19,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:07:19,013 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:07:19,013 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:07:19,013 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:07:19,013 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:07:19,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:07:19,014 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:07:19,014 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:07:19,014 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:07:19,015 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-22 13:07:19,015 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35957d316f8ec17bc77061ed94d663d9e0ca4497 [2020-11-22 13:07:19,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:07:19,345 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:07:19,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:07:19,348 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:07:19,349 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:07:19,350 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan/../../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 [2020-11-22 13:07:19,425 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan/data/67dc25309/15b0d21e78bd4b9897e943057bc4be7b/FLAG298c0d84e [2020-11-22 13:07:21,159 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:07:21,159 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/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 [2020-11-22 13:07:21,281 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan/data/67dc25309/15b0d21e78bd4b9897e943057bc4be7b/FLAG298c0d84e [2020-11-22 13:07:21,330 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan/data/67dc25309/15b0d21e78bd4b9897e943057bc4be7b [2020-11-22 13:07:21,333 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:07:21,335 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:07:21,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:07:21,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:07:21,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:07:21,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:07:21" (1/1) ... [2020-11-22 13:07:21,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b589d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:21, skipping insertion in model container [2020-11-22 13:07:21,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:07:21" (1/1) ... [2020-11-22 13:07:21,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:07:21,802 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:07:31,198 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:07:31,200 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:07:31,201 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:07:31,203 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:07:31,334 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:07:31,335 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:07:31,336 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:07:31,338 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:07:31,339 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:07:31,340 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:07:31,345 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:07:31,364 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:07:31,364 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:07:31,365 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:07:31,877 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:07:31,896 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:07:31,898 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:07:31,917 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:07:31,919 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:07:32,091 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2020-11-22 13:07:32,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@be30feb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:32, skipping insertion in model container [2020-11-22 13:07:32,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:07:32,092 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:07:32,095 INFO L168 Benchmark]: Toolchain (without parser) took 10757.79 ms. Allocated memory was 130.0 MB in the beginning and 281.0 MB in the end (delta: 151.0 MB). Free memory was 78.4 MB in the beginning and 154.5 MB in the end (delta: -76.1 MB). Peak memory consumption was 103.6 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:32,095 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 88.1 MB. Free memory was 46.1 MB in the beginning and 46.0 MB in the end (delta: 41.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:07:32,096 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10755.09 ms. Allocated memory was 130.0 MB in the beginning and 281.0 MB in the end (delta: 151.0 MB). Free memory was 78.4 MB in the beginning and 154.5 MB in the end (delta: -76.1 MB). Peak memory consumption was 103.6 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:32,098 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 88.1 MB. Free memory was 46.1 MB in the beginning and 46.0 MB in the end (delta: 41.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 10755.09 ms. Allocated memory was 130.0 MB in the beginning and 281.0 MB in the end (delta: 151.0 MB). Free memory was 78.4 MB in the beginning and 154.5 MB in the end (delta: -76.1 MB). Peak memory consumption was 103.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13620]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:07:34,382 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:07:34,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:07:34,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:07:34,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:07:34,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:07:34,440 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:07:34,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:07:34,447 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:07:34,452 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:07:34,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:07:34,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:07:34,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:07:34,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:07:34,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:07:34,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:07:34,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:07:34,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:07:34,480 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:07:34,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:07:34,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:07:34,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:07:34,498 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:07:34,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:07:34,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:07:34,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:07:34,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:07:34,504 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:07:34,504 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:07:34,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:07:34,506 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:07:34,507 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:07:34,507 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:07:34,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:07:34,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:07:34,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:07:34,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:07:34,516 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:07:34,516 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:07:34,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:07:34,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:07:34,520 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-22 13:07:34,558 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:07:34,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:07:34,560 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:07:34,560 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:07:34,560 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:07:34,561 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:07:34,561 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:07:34,561 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:07:34,562 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:07:34,563 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:07:34,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:07:34,564 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:07:34,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:07:34,565 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:07:34,565 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:07:34,565 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:07:34,566 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:07:34,566 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:07:34,566 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:07:34,566 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:07:34,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:07:34,567 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:07:34,567 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:07:34,567 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:07:34,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:07:34,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:07:34,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:07:34,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:07:34,569 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:07:34,569 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:07:34,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:07:34,569 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:07:34,570 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:07:34,570 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:/tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35957d316f8ec17bc77061ed94d663d9e0ca4497 [2020-11-22 13:07:34,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:07:35,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:07:35,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:07:35,012 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:07:35,013 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:07:35,014 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan/../../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 [2020-11-22 13:07:35,082 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan/data/879b3603e/0f1db248fc4e4e44bcffaefe530da2b8/FLAG1d80c8ee9 [2020-11-22 13:07:36,752 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:07:36,753 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/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 [2020-11-22 13:07:36,888 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan/data/879b3603e/0f1db248fc4e4e44bcffaefe530da2b8/FLAG1d80c8ee9 [2020-11-22 13:07:36,945 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_860549cc-604e-4645-a55a-ec5cd4e49aab/bin/utaipan/data/879b3603e/0f1db248fc4e4e44bcffaefe530da2b8 [2020-11-22 13:07:36,948 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:07:36,950 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:07:36,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:07:36,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:07:36,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:07:36,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:07:36" (1/1) ... [2020-11-22 13:07:36,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@662faa9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:36, skipping insertion in model container [2020-11-22 13:07:36,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:07:36" (1/1) ... [2020-11-22 13:07:36,993 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:07:37,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:07:47,713 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2020-11-22 13:07:47,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@113ed102 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:07:47, skipping insertion in model container [2020-11-22 13:07:47,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:07:47,714 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:07:47,716 INFO L168 Benchmark]: Toolchain (without parser) took 10765.40 ms. Allocated memory was 104.9 MB in the beginning and 209.7 MB in the end (delta: 104.9 MB). Free memory was 46.8 MB in the beginning and 121.7 MB in the end (delta: -74.8 MB). Peak memory consumption was 141.8 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:47,718 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 50.3 MB. Free memory was 32.3 MB in the beginning and 32.3 MB in the end (delta: 25.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:07:47,722 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10761.10 ms. Allocated memory was 104.9 MB in the beginning and 209.7 MB in the end (delta: 104.9 MB). Free memory was 46.6 MB in the beginning and 121.7 MB in the end (delta: -75.1 MB). Peak memory consumption was 141.8 MB. Max. memory is 16.1 GB. [2020-11-22 13:07:47,725 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 50.3 MB. Free memory was 32.3 MB in the beginning and 32.3 MB in the end (delta: 25.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 10761.10 ms. Allocated memory was 104.9 MB in the beginning and 209.7 MB in the end (delta: 104.9 MB). Free memory was 46.6 MB in the beginning and 121.7 MB in the end (delta: -75.1 MB). Peak memory consumption was 141.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13620]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...