./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.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_2f99dc54-6099-455d-84e7-76cb41a08d27/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/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 cd489fc8de806c966e78a079530bdde090b77eee .............................................................................................................................. 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_2f99dc54-6099-455d-84e7-76cb41a08d27/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/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 cd489fc8de806c966e78a079530bdde090b77eee ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:17:31,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:17:31,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:17:31,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:17:31,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:17:31,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:17:31,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:17:31,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:17:31,732 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:17:31,733 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:17:31,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:17:31,736 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:17:31,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:17:31,739 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:17:31,740 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:17:31,742 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:17:31,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:17:31,745 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:17:31,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:17:31,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:17:31,752 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:17:31,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:17:31,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:17:31,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:17:31,761 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:17:31,762 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:17:31,762 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:17:31,764 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:17:31,764 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:17:31,766 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:17:31,766 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:17:31,767 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:17:31,769 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:17:31,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:17:31,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:17:31,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:17:31,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:17:31,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:17:31,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:17:31,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:17:31,776 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:17:31,778 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 03:17:31,821 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:17:31,821 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:17:31,823 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:17:31,823 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:17:31,823 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:17:31,823 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:17:31,824 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:17:31,824 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:17:31,824 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:17:31,825 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:17:31,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:17:31,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:17:31,826 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:17:31,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:17:31,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:17:31,826 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:17:31,827 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:17:31,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:17:31,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:17:31,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:17:31,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:17:31,828 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:17:31,828 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:17:31,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:17:31,829 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:17:31,829 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:17:31,829 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:17:31,830 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_2f99dc54-6099-455d-84e7-76cb41a08d27/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd489fc8de806c966e78a079530bdde090b77eee [2020-11-28 03:17:32,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:17:32,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:17:32,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:17:32,141 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:17:32,143 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:17:32,144 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-11-28 03:17:32,273 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/bin/uautomizer/data/fcc39312d/2320e3291edd4ca68217f7027ab44d17/FLAG81c6a7a29 [2020-11-28 03:17:33,835 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:17:33,836 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-11-28 03:17:34,012 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/bin/uautomizer/data/fcc39312d/2320e3291edd4ca68217f7027ab44d17/FLAG81c6a7a29 [2020-11-28 03:17:34,180 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/bin/uautomizer/data/fcc39312d/2320e3291edd4ca68217f7027ab44d17 [2020-11-28 03:17:34,183 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:17:34,187 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:17:34,191 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:17:34,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:17:34,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:17:34,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:17:34" (1/1) ... [2020-11-28 03:17:34,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d8054ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:34, skipping insertion in model container [2020-11-28 03:17:34,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:17:34" (1/1) ... [2020-11-28 03:17:34,207 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:17:34,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:17:43,134 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2020-11-28 03:17:43,135 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@21b3c190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:43, skipping insertion in model container [2020-11-28 03:17:43,135 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:17:43,136 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:17:43,139 INFO L168 Benchmark]: Toolchain (without parser) took 8950.44 ms. Allocated memory was 127.9 MB in the beginning and 190.8 MB in the end (delta: 62.9 MB). Free memory was 81.1 MB in the beginning and 78.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 73.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:43,140 INFO L168 Benchmark]: CDTParser took 1.66 ms. Allocated memory is still 90.2 MB. Free memory was 47.8 MB in the beginning and 47.8 MB in the end (delta: 43.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:17:43,141 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8945.30 ms. Allocated memory was 127.9 MB in the beginning and 190.8 MB in the end (delta: 62.9 MB). Free memory was 80.7 MB in the beginning and 78.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 73.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:43,144 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.66 ms. Allocated memory is still 90.2 MB. Free memory was 47.8 MB in the beginning and 47.8 MB in the end (delta: 43.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 8945.30 ms. Allocated memory was 127.9 MB in the beginning and 190.8 MB in the end (delta: 62.9 MB). Free memory was 80.7 MB in the beginning and 78.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 73.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15149]: 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 [2020-11-28 03:17:45,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:17:45,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:17:45,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:17:45,956 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:17:45,962 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:17:45,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:17:45,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:17:45,976 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:17:45,983 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:17:45,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:17:45,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:17:45,993 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:17:45,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:17:45,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:17:46,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:17:46,003 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:17:46,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:17:46,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:17:46,020 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:17:46,030 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:17:46,032 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:17:46,034 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:17:46,035 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:17:46,043 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:17:46,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:17:46,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:17:46,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:17:46,050 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:17:46,052 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:17:46,052 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:17:46,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:17:46,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:17:46,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:17:46,058 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:17:46,058 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:17:46,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:17:46,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:17:46,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:17:46,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:17:46,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:17:46,064 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 03:17:46,112 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:17:46,112 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:17:46,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:17:46,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:17:46,117 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:17:46,118 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:17:46,118 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:17:46,118 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:17:46,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:17:46,119 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:17:46,120 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:17:46,121 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:17:46,121 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:17:46,121 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:17:46,122 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:17:46,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:17:46,122 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:17:46,123 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:17:46,123 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:17:46,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:17:46,123 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:17:46,124 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:17:46,124 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:17:46,124 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:17:46,124 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:17:46,125 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:17:46,125 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:17:46,125 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:17:46,125 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 03:17:46,126 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_2f99dc54-6099-455d-84e7-76cb41a08d27/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd489fc8de806c966e78a079530bdde090b77eee [2020-11-28 03:17:46,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:17:46,617 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:17:46,620 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:17:46,622 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:17:46,623 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:17:46,624 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-11-28 03:17:46,710 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/bin/uautomizer/data/c0c5f0fc7/009df854967145afbeabd0852a7ce48d/FLAG6f27a44b2 [2020-11-28 03:17:48,338 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:17:48,339 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-11-28 03:17:48,506 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/bin/uautomizer/data/c0c5f0fc7/009df854967145afbeabd0852a7ce48d/FLAG6f27a44b2 [2020-11-28 03:17:48,632 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2f99dc54-6099-455d-84e7-76cb41a08d27/bin/uautomizer/data/c0c5f0fc7/009df854967145afbeabd0852a7ce48d [2020-11-28 03:17:48,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:17:48,637 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:17:48,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:17:48,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:17:48,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:17:48,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:17:48" (1/1) ... [2020-11-28 03:17:48,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54a5725d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:48, skipping insertion in model container [2020-11-28 03:17:48,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:17:48" (1/1) ... [2020-11-28 03:17:48,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:17:49,271 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:17:57,299 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2020-11-28 03:17:57,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@535fd033 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:57, skipping insertion in model container [2020-11-28 03:17:57,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:17:57,300 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:17:57,303 INFO L168 Benchmark]: Toolchain (without parser) took 8664.36 ms. Allocated memory was 77.6 MB in the beginning and 167.8 MB in the end (delta: 90.2 MB). Free memory was 43.7 MB in the beginning and 69.5 MB in the end (delta: -25.8 MB). Peak memory consumption was 69.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:57,304 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 50.3 MB. Free memory is still 31.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:17:57,306 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8658.92 ms. Allocated memory was 77.6 MB in the beginning and 167.8 MB in the end (delta: 90.2 MB). Free memory was 43.5 MB in the beginning and 69.5 MB in the end (delta: -26.1 MB). Peak memory consumption was 69.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:57,308 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 50.3 MB. Free memory is still 31.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 8658.92 ms. Allocated memory was 77.6 MB in the beginning and 167.8 MB in the end (delta: 90.2 MB). Free memory was 43.5 MB in the beginning and 69.5 MB in the end (delta: -26.1 MB). Peak memory consumption was 69.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15149]: 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...