./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_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer/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 /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer --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 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_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer/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 /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer --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 35957d316f8ec17bc77061ed94d663d9e0ca4497 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:04:34,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:04:34,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:04:34,702 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:04:34,703 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:04:34,709 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:04:34,712 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:04:34,721 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:04:34,724 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:04:34,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:04:34,727 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:04:34,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:04:34,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:04:34,732 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:04:34,733 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:04:34,735 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:04:34,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:04:34,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:04:34,741 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:04:34,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:04:34,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:04:34,749 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:04:34,751 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:04:34,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:04:34,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:04:34,757 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:04:34,758 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:04:34,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:04:34,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:04:34,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:04:34,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:04:34,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:04:34,765 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:04:34,766 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:04:34,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:04:34,769 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:04:34,770 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:04:34,770 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:04:34,771 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:04:34,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:04:34,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:04:34,776 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-29 19:04:34,839 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:04:34,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:04:34,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:04:34,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:04:34,843 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 19:04:34,843 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:04:34,844 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:04:34,844 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:04:34,844 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:04:34,845 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:04:34,846 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:04:34,846 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:04:34,847 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:04:34,847 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:04:34,847 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:04:34,848 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 19:04:34,848 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:04:34,848 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 19:04:34,849 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 19:04:34,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:04:34,850 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:04:34,850 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:04:34,851 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 19:04:34,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:04:34,858 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:04:34,858 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 19:04:34,858 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 19:04:34,859 INFO L138 SettingsManager]: * To the following directory=dump/ 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_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35957d316f8ec17bc77061ed94d663d9e0ca4497 [2020-11-29 19:04:35,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:04:35,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:04:35,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:04:35,217 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:04:35,218 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:04:35,219 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer/../../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 [2020-11-29 19:04:35,303 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer/data/8606b1a20/991980f12df04dc4bdf79d179583e8db/FLAGa161c76a8 [2020-11-29 19:04:37,215 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:04:37,217 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/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 [2020-11-29 19:04:37,417 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer/data/8606b1a20/991980f12df04dc4bdf79d179583e8db/FLAGa161c76a8 [2020-11-29 19:04:37,846 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer/data/8606b1a20/991980f12df04dc4bdf79d179583e8db [2020-11-29 19:04:37,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:04:37,851 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:04:37,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:04:37,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:04:37,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:04:37,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:04:37" (1/1) ... [2020-11-29 19:04:37,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@771f35ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:04:37, skipping insertion in model container [2020-11-29 19:04:37,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:04:37" (1/1) ... [2020-11-29 19:04:37,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:04:38,303 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:04:50,246 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2020-11-29 19:04:50,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6c156c8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:04:50, skipping insertion in model container [2020-11-29 19:04:50,247 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:04:50,248 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 19:04:50,251 INFO L168 Benchmark]: Toolchain (without parser) took 12397.75 ms. Allocated memory was 138.4 MB in the beginning and 224.4 MB in the end (delta: 86.0 MB). Free memory was 92.0 MB in the beginning and 97.0 MB in the end (delta: -5.0 MB). Peak memory consumption was 89.4 MB. Max. memory is 16.1 GB. [2020-11-29 19:04:50,252 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 109.1 MB. Free memory was 65.8 MB in the beginning and 65.8 MB in the end (delta: 54.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:04:50,253 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12394.64 ms. Allocated memory was 138.4 MB in the beginning and 224.4 MB in the end (delta: 86.0 MB). Free memory was 91.5 MB in the beginning and 97.0 MB in the end (delta: -5.5 MB). Peak memory consumption was 89.4 MB. Max. memory is 16.1 GB. [2020-11-29 19:04:50,255 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 109.1 MB. Free memory was 65.8 MB in the beginning and 65.8 MB in the end (delta: 54.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 12394.64 ms. Allocated memory was 138.4 MB in the beginning and 224.4 MB in the end (delta: 86.0 MB). Free memory was 91.5 MB in the beginning and 97.0 MB in the end (delta: -5.5 MB). Peak memory consumption was 89.4 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 [2020-11-29 19:04:53,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:04:53,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:04:53,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:04:53,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:04:53,121 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:04:53,125 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:04:53,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:04:53,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:04:53,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:04:53,144 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:04:53,149 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:04:53,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:04:53,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:04:53,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:04:53,173 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:04:53,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:04:53,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:04:53,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:04:53,181 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:04:53,184 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:04:53,185 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:04:53,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:04:53,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:04:53,193 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:04:53,194 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:04:53,195 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:04:53,196 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:04:53,197 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:04:53,198 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:04:53,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:04:53,200 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:04:53,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:04:53,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:04:53,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:04:53,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:04:53,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:04:53,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:04:53,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:04:53,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:04:53,210 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:04:53,211 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-29 19:04:53,244 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:04:53,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:04:53,246 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:04:53,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:04:53,247 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 19:04:53,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:04:53,248 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:04:53,248 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:04:53,248 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:04:53,249 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:04:53,249 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 19:04:53,249 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 19:04:53,250 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:04:53,250 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:04:53,250 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:04:53,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:04:53,251 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 19:04:53,251 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:04:53,252 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 19:04:53,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 19:04:53,252 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:04:53,253 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:04:53,253 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:04:53,253 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 19:04:53,254 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 19:04:53,254 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:04:53,254 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 19:04:53,255 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 19:04:53,255 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-29 19:04:53,255 INFO L138 SettingsManager]: * To the following directory=dump/ 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_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35957d316f8ec17bc77061ed94d663d9e0ca4497 [2020-11-29 19:04:53,723 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:04:53,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:04:53,776 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:04:53,778 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:04:53,780 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:04:53,782 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer/../../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 [2020-11-29 19:04:53,872 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer/data/4b72da285/b4546fd5adab486eac749cf103e08965/FLAGc1b2bee15 [2020-11-29 19:04:56,275 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:04:56,277 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/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 [2020-11-29 19:04:56,535 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer/data/4b72da285/b4546fd5adab486eac749cf103e08965/FLAGc1b2bee15 [2020-11-29 19:04:56,856 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4b64d9f1-3af5-4388-8ca7-27f11aed573f/bin/uautomizer/data/4b72da285/b4546fd5adab486eac749cf103e08965 [2020-11-29 19:04:56,860 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:04:56,862 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:04:56,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:04:56,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:04:56,872 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:04:56,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:04:56" (1/1) ... [2020-11-29 19:04:56,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55df557c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:04:56, skipping insertion in model container [2020-11-29 19:04:56,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:04:56" (1/1) ... [2020-11-29 19:04:56,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:04:57,573 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:05:09,534 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2020-11-29 19:05:09,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@aa623cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:05:09, skipping insertion in model container [2020-11-29 19:05:09,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:05:09,536 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 19:05:09,541 INFO L168 Benchmark]: Toolchain (without parser) took 12674.37 ms. Allocated memory was 107.0 MB in the beginning and 243.3 MB in the end (delta: 136.3 MB). Free memory was 56.9 MB in the beginning and 151.8 MB in the end (delta: -95.0 MB). Peak memory consumption was 89.0 MB. Max. memory is 16.1 GB. [2020-11-29 19:05:09,543 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 46.1 MB. Free memory was 29.0 MB in the beginning and 29.0 MB in the end (delta: 41.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:05:09,544 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12668.37 ms. Allocated memory was 107.0 MB in the beginning and 243.3 MB in the end (delta: 136.3 MB). Free memory was 56.9 MB in the beginning and 151.8 MB in the end (delta: -95.0 MB). Peak memory consumption was 89.0 MB. Max. memory is 16.1 GB. [2020-11-29 19:05:09,546 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 46.1 MB. Free memory was 29.0 MB in the beginning and 29.0 MB in the end (delta: 41.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 12668.37 ms. Allocated memory was 107.0 MB in the beginning and 243.3 MB in the end (delta: 136.3 MB). Free memory was 56.9 MB in the beginning and 151.8 MB in the end (delta: -95.0 MB). Peak memory consumption was 89.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13620]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...