./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2d706c505459fa021903244ed119d598fb807355 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2d706c505459fa021903244ed119d598fb807355 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:42:42,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:42:42,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:42:42,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:42:42,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:42:42,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:42:42,645 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:42:42,664 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:42:42,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:42:42,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:42:42,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:42:42,679 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:42:42,686 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:42:42,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:42:42,695 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:42:42,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:42:42,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:42:42,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:42:42,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:42:42,721 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:42:42,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:42:42,736 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:42:42,743 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:42:42,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:42:42,750 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:42:42,756 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:42:42,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:42:42,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:42:42,764 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:42:42,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:42:42,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:42:42,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:42:42,774 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:42:42,779 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:42:42,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:42:42,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:42:42,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:42:42,787 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:42:42,788 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:42:42,793 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:42:42,797 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:42:42,798 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 16:42:42,844 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:42:42,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:42:42,851 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:42:42,853 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:42:42,853 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:42:42,853 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:42:42,855 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:42:42,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:42:42,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:42:42,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:42:42,860 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:42:42,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:42:42,861 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:42:42,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:42:42,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:42:42,864 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:42:42,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:42:42,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:42:42,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:42:42,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:42:42,869 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:42:42,869 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:42:42,869 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:42:42,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:42:42,870 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:42:42,870 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:42:42,871 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_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 -> 2d706c505459fa021903244ed119d598fb807355 [2019-11-27 16:42:43,519 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:42:43,550 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:42:43,557 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:42:43,564 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:42:43,565 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:42:43,566 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2019-11-27 16:42:43,729 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10a2aa0c9/71fe1eafa6744f3bbc28951bb361e269/FLAGe1e14afe5 [2019-11-27 16:42:45,548 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:42:45,550 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2019-11-27 16:42:45,670 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10a2aa0c9/71fe1eafa6744f3bbc28951bb361e269/FLAGe1e14afe5 [2019-11-27 16:42:45,718 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10a2aa0c9/71fe1eafa6744f3bbc28951bb361e269 [2019-11-27 16:42:45,727 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:42:45,731 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:42:45,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:42:45,737 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:42:45,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:42:45,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:42:45" (1/1) ... [2019-11-27 16:42:45,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3351c6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:45, skipping insertion in model container [2019-11-27 16:42:45,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:42:45" (1/1) ... [2019-11-27 16:42:45,777 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:42:46,026 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:42:48,956 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-27 16:42:48,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3ab25c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:48, skipping insertion in model container [2019-11-27 16:42:48,962 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:42:48,963 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 16:42:48,976 INFO L168 Benchmark]: Toolchain (without parser) took 3235.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 947.9 MB in the end (delta: 8.0 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:42:48,978 INFO L168 Benchmark]: CDTParser took 1.89 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:42:48,982 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3226.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 947.9 MB in the end (delta: 8.0 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:42:48,989 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.89 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3226.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 947.9 MB in the end (delta: 8.0 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6312]: 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 0.1.24-509859d [2019-11-27 16:42:53,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:42:53,101 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:42:53,137 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:42:53,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:42:53,142 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:42:53,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:42:53,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:42:53,167 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:42:53,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:42:53,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:42:53,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:42:53,180 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:42:53,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:42:53,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:42:53,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:42:53,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:42:53,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:42:53,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:42:53,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:42:53,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:42:53,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:42:53,225 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:42:53,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:42:53,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:42:53,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:42:53,239 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:42:53,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:42:53,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:42:53,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:42:53,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:42:53,250 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:42:53,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:42:53,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:42:53,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:42:53,259 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:42:53,260 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:42:53,262 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:42:53,262 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:42:53,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:42:53,268 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:42:53,269 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 16:42:53,324 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:42:53,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:42:53,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:42:53,334 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:42:53,337 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:42:53,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:42:53,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:42:53,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:42:53,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:42:53,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:42:53,339 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:42:53,340 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:42:53,342 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:42:53,342 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:42:53,342 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:42:53,343 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:42:53,345 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:42:53,345 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:42:53,345 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:42:53,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:42:53,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:42:53,347 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:42:53,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:42:53,351 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:42:53,351 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:42:53,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:42:53,352 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:42:53,352 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 16:42:53,353 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_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 -> 2d706c505459fa021903244ed119d598fb807355 [2019-11-27 16:42:53,912 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:42:53,944 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:42:53,951 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:42:53,956 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:42:53,957 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:42:53,959 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2019-11-27 16:42:54,129 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f4f4af26/6b6935dd594a4714b1e5181c1d15d80d/FLAGeb195b742 [2019-11-27 16:42:55,895 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:42:55,900 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2019-11-27 16:42:55,982 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f4f4af26/6b6935dd594a4714b1e5181c1d15d80d/FLAGeb195b742 [2019-11-27 16:42:56,023 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f4f4af26/6b6935dd594a4714b1e5181c1d15d80d [2019-11-27 16:42:56,034 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:42:56,036 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:42:56,043 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:42:56,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:42:56,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:42:56,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:42:56" (1/1) ... [2019-11-27 16:42:56,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3351c6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:56, skipping insertion in model container [2019-11-27 16:42:56,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:42:56" (1/1) ... [2019-11-27 16:42:56,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:42:56,374 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:42:59,194 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-27 16:42:59,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@58606475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:42:59, skipping insertion in model container [2019-11-27 16:42:59,198 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:42:59,199 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 16:42:59,206 INFO L168 Benchmark]: Toolchain (without parser) took 3164.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 942.2 MB in the end (delta: 8.0 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:42:59,207 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:42:59,211 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3155.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 942.2 MB in the end (delta: 8.0 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:42:59,216 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3155.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 942.2 MB in the end (delta: 8.0 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6312]: 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...