./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.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_54e72841-7e9c-45b2-859c-8b462fb3918e/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/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 e671c4a4043213b2ced1869dfe3167fef57c51cb ............................................................................................................................. 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_54e72841-7e9c-45b2-859c-8b462fb3918e/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/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 e671c4a4043213b2ced1869dfe3167fef57c51cb ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:16:11,603 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:16:11,606 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:16:11,713 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:16:11,714 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:16:11,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:16:11,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:16:11,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:16:11,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:16:11,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:16:11,746 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:16:11,750 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:16:11,751 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:16:11,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:16:11,758 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:16:11,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:16:11,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:16:11,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:16:11,773 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:16:11,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:16:11,786 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:16:11,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:16:11,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:16:11,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:16:11,797 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:16:11,798 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:16:11,798 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:16:11,801 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:16:11,802 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:16:11,804 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:16:11,804 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:16:11,806 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:16:11,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:16:11,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:16:11,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:16:11,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:16:11,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:16:11,814 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:16:11,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:16:11,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:16:11,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:16:11,820 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-30 01:16:11,868 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:16:11,872 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:16:11,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:16:11,875 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:16:11,876 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:16:11,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:16:11,876 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:16:11,877 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:16:11,877 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:16:11,877 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:16:11,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:16:11,879 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:16:11,879 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:16:11,879 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:16:11,880 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:16:11,880 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:16:11,880 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:16:11,880 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:16:11,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:16:11,881 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:16:11,881 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:16:11,882 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:16:11,882 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 01:16:11,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:16:11,882 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:16:11,883 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:16:11,883 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:16:11,883 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_54e72841-7e9c-45b2-859c-8b462fb3918e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e671c4a4043213b2ced1869dfe3167fef57c51cb [2020-11-30 01:16:12,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:16:12,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:16:12,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:16:12,257 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:16:12,268 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:16:12,269 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2020-11-30 01:16:12,367 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/bin/uautomizer/data/32e37974f/e87c7f59fc7742a4a2ada2dec9660f13/FLAG0cbd505ca [2020-11-30 01:16:13,797 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:16:13,798 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2020-11-30 01:16:13,894 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/bin/uautomizer/data/32e37974f/e87c7f59fc7742a4a2ada2dec9660f13/FLAG0cbd505ca [2020-11-30 01:16:14,359 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/bin/uautomizer/data/32e37974f/e87c7f59fc7742a4a2ada2dec9660f13 [2020-11-30 01:16:14,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:16:14,364 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:16:14,366 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:16:14,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:16:14,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:16:14,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:16:14" (1/1) ... [2020-11-30 01:16:14,377 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62e7b63f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:16:14, skipping insertion in model container [2020-11-30 01:16:14,377 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:16:14" (1/1) ... [2020-11-30 01:16:14,385 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:16:14,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:16:19,117 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-30 01:16:19,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@38d3c7da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:16:19, skipping insertion in model container [2020-11-30 01:16:19,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:16:19,119 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 01:16:19,122 INFO L168 Benchmark]: Toolchain (without parser) took 4755.85 ms. Allocated memory was 117.4 MB in the beginning and 172.0 MB in the end (delta: 54.5 MB). Free memory was 83.5 MB in the beginning and 97.5 MB in the end (delta: -14.0 MB). Peak memory consumption was 50.6 MB. Max. memory is 16.1 GB. [2020-11-30 01:16:19,123 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 96.5 MB. Free memory was 53.6 MB in the beginning and 53.5 MB in the end (delta: 76.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:16:19,125 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4752.16 ms. Allocated memory was 117.4 MB in the beginning and 172.0 MB in the end (delta: 54.5 MB). Free memory was 83.5 MB in the beginning and 97.5 MB in the end (delta: -14.0 MB). Peak memory consumption was 50.6 MB. Max. memory is 16.1 GB. [2020-11-30 01:16:19,131 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 96.5 MB. Free memory was 53.6 MB in the beginning and 53.5 MB in the end (delta: 76.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4752.16 ms. Allocated memory was 117.4 MB in the beginning and 172.0 MB in the end (delta: 54.5 MB). Free memory was 83.5 MB in the beginning and 97.5 MB in the end (delta: -14.0 MB). Peak memory consumption was 50.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11212]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:16:22,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:16:22,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:16:22,097 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:16:22,098 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:16:22,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:16:22,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:16:22,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:16:22,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:16:22,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:16:22,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:16:22,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:16:22,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:16:22,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:16:22,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:16:22,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:16:22,131 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:16:22,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:16:22,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:16:22,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:16:22,142 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:16:22,144 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:16:22,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:16:22,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:16:22,153 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:16:22,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:16:22,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:16:22,156 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:16:22,157 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:16:22,159 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:16:22,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:16:22,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:16:22,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:16:22,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:16:22,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:16:22,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:16:22,169 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:16:22,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:16:22,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:16:22,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:16:22,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:16:22,174 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-30 01:16:22,207 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:16:22,208 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:16:22,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:16:22,211 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:16:22,212 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:16:22,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:16:22,213 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:16:22,214 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:16:22,214 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:16:22,215 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:16:22,216 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 01:16:22,216 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 01:16:22,217 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:16:22,217 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:16:22,217 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:16:22,218 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:16:22,218 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:16:22,219 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:16:22,219 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:16:22,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:16:22,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:16:22,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:16:22,220 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:16:22,221 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-30 01:16:22,221 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 01:16:22,222 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:16:22,222 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:16:22,222 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:16:22,223 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-30 01:16:22,223 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_54e72841-7e9c-45b2-859c-8b462fb3918e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e671c4a4043213b2ced1869dfe3167fef57c51cb [2020-11-30 01:16:22,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:16:22,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:16:22,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:16:22,835 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:16:22,836 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:16:22,838 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2020-11-30 01:16:22,936 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/bin/uautomizer/data/1cd4e6309/6a6dc32a8c2044fca0b01bc65ccad1b1/FLAGbb273aa07 [2020-11-30 01:16:24,434 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:16:24,435 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2020-11-30 01:16:24,543 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/bin/uautomizer/data/1cd4e6309/6a6dc32a8c2044fca0b01bc65ccad1b1/FLAGbb273aa07 [2020-11-30 01:16:24,908 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_54e72841-7e9c-45b2-859c-8b462fb3918e/bin/uautomizer/data/1cd4e6309/6a6dc32a8c2044fca0b01bc65ccad1b1 [2020-11-30 01:16:24,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:16:24,913 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:16:24,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:16:24,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:16:24,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:16:24,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:16:24" (1/1) ... [2020-11-30 01:16:24,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37001407 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:16:24, skipping insertion in model container [2020-11-30 01:16:24,925 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:16:24" (1/1) ... [2020-11-30 01:16:24,935 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:16:25,350 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:16:30,266 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-30 01:16:30,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@53517684 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:16:30, skipping insertion in model container [2020-11-30 01:16:30,267 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:16:30,268 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 01:16:30,272 INFO L168 Benchmark]: Toolchain (without parser) took 5356.10 ms. Allocated memory was 60.8 MB in the beginning and 125.8 MB in the end (delta: 65.0 MB). Free memory was 29.5 MB in the beginning and 65.3 MB in the end (delta: -35.8 MB). Peak memory consumption was 44.6 MB. Max. memory is 16.1 GB. [2020-11-30 01:16:30,273 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 50.3 MB. Free memory was 32.2 MB in the beginning and 32.1 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:16:30,275 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5352.64 ms. Allocated memory was 60.8 MB in the beginning and 125.8 MB in the end (delta: 65.0 MB). Free memory was 29.4 MB in the beginning and 65.3 MB in the end (delta: -35.9 MB). Peak memory consumption was 44.6 MB. Max. memory is 16.1 GB. [2020-11-30 01:16:30,278 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 50.3 MB. Free memory was 32.2 MB in the beginning and 32.1 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5352.64 ms. Allocated memory was 60.8 MB in the beginning and 125.8 MB in the end (delta: 65.0 MB). Free memory was 29.4 MB in the beginning and 65.3 MB in the end (delta: -35.9 MB). Peak memory consumption was 44.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11212]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...