./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 206c4122641aa4d57a4214e86f93632015605806 .......................................................................................................................... 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 -Xmx15G -Xms4m -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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 206c4122641aa4d57a4214e86f93632015605806 ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 04:36:29,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:36:29,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:36:30,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:36:30,037 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:36:30,046 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:36:30,048 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:36:30,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:36:30,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:36:30,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:36:30,058 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:36:30,059 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:36:30,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:36:30,063 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:36:30,064 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:36:30,065 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:36:30,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:36:30,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:36:30,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:36:30,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:36:30,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:36:30,088 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:36:30,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:36:30,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:36:30,102 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:36:30,104 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:36:30,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:36:30,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:36:30,107 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:36:30,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:36:30,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:36:30,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:36:30,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:36:30,113 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:36:30,117 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:36:30,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:36:30,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:36:30,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:36:30,118 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:36:30,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:36:30,121 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:36:30,123 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 04:36:30,156 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:36:30,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:36:30,158 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:36:30,158 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:36:30,158 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:36:30,159 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:36:30,159 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 04:36:30,159 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:36:30,159 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:36:30,160 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:36:30,160 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:36:30,160 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:36:30,160 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:36:30,161 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:36:30,161 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:36:30,161 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:36:30,161 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:36:30,162 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:36:30,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:36:30,162 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:36:30,162 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:36:30,163 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:36:30,163 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 04:36:30,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 04:36:30,163 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:36:30,164 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:36:30,164 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:36:30,164 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(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 -> 206c4122641aa4d57a4214e86f93632015605806 [2020-10-20 04:36:30,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:36:30,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:36:30,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:36:30,370 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:36:30,371 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:36:30,372 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2020-10-20 04:36:30,455 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d37eea9a8/436e07853e954cafbbeff5cb4055055b/FLAG462bfda57 [2020-10-20 04:36:31,378 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:36:31,379 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2020-10-20 04:36:31,421 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d37eea9a8/436e07853e954cafbbeff5cb4055055b/FLAG462bfda57 [2020-10-20 04:36:31,915 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d37eea9a8/436e07853e954cafbbeff5cb4055055b [2020-10-20 04:36:31,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:36:31,924 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:36:31,925 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:36:31,925 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:36:31,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:36:31,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:36:31" (1/1) ... [2020-10-20 04:36:31,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26d663df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:36:31, skipping insertion in model container [2020-10-20 04:36:31,933 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:36:31" (1/1) ... [2020-10-20 04:36:31,941 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:36:32,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:36:32,732 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4417] [2020-10-20 04:36:33,957 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 04:36:33,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@185dc208 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:36:33, skipping insertion in model container [2020-10-20 04:36:33,959 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:36:33,960 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:36:33,966 INFO L168 Benchmark]: Toolchain (without parser) took 2042.35 ms. Allocated memory was 41.9 MB in the beginning and 64.5 MB in the end (delta: 22.5 MB). Free memory was 13.0 MB in the beginning and 34.6 MB in the end (delta: -21.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 14.3 GB. [2020-10-20 04:36:33,968 INFO L168 Benchmark]: CDTParser took 0.59 ms. Allocated memory is still 31.5 MB. Free memory was 7.8 MB in the beginning and 7.8 MB in the end (delta: 43.6 kB). Peak memory consumption was 43.6 kB. Max. memory is 14.3 GB. [2020-10-20 04:36:33,971 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2034.54 ms. Allocated memory was 41.9 MB in the beginning and 64.5 MB in the end (delta: 22.5 MB). Free memory was 12.3 MB in the beginning and 34.6 MB in the end (delta: -22.3 MB). Peak memory consumption was 20.0 MB. Max. memory is 14.3 GB. [2020-10-20 04:36:33,976 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59 ms. Allocated memory is still 31.5 MB. Free memory was 7.8 MB in the beginning and 7.8 MB in the end (delta: 43.6 kB). Peak memory consumption was 43.6 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 2034.54 ms. Allocated memory was 41.9 MB in the beginning and 64.5 MB in the end (delta: 22.5 MB). Free memory was 12.3 MB in the beginning and 34.6 MB in the end (delta: -22.3 MB). Peak memory consumption was 20.0 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5708]: 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 0.1.25-9a8b2e8 [2020-10-20 04:36:35,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:36:35,915 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:36:35,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:36:35,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:36:35,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:36:35,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:36:35,951 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:36:35,952 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:36:35,953 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:36:35,954 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:36:35,955 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:36:35,956 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:36:35,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:36:35,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:36:35,959 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:36:35,959 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:36:35,960 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:36:35,962 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:36:35,964 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:36:35,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:36:35,966 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:36:35,967 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:36:35,968 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:36:35,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:36:35,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:36:35,971 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:36:35,972 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:36:35,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:36:35,973 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:36:35,973 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:36:35,974 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:36:35,975 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:36:35,976 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:36:35,977 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:36:35,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:36:35,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:36:35,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:36:35,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:36:35,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:36:35,980 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:36:35,981 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 04:36:36,003 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:36:36,004 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:36:36,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:36:36,005 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:36:36,005 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:36:36,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:36:36,006 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:36:36,006 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:36:36,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:36:36,007 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:36:36,007 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 04:36:36,007 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 04:36:36,007 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:36:36,008 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:36:36,008 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:36:36,008 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:36:36,008 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:36:36,009 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:36:36,009 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:36:36,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:36:36,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:36:36,010 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:36:36,010 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:36:36,010 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 04:36:36,010 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 04:36:36,011 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:36:36,011 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:36:36,011 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:36:36,011 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 04:36:36,012 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(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 -> 206c4122641aa4d57a4214e86f93632015605806 [2020-10-20 04:36:36,258 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:36:36,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:36:36,282 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:36:36,284 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:36:36,285 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:36:36,286 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2020-10-20 04:36:36,355 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0aab43793/ddc80579328740dfa9f2f7b551a4dc41/FLAGdca8d9838 [2020-10-20 04:36:37,208 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:36:37,209 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2020-10-20 04:36:37,262 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0aab43793/ddc80579328740dfa9f2f7b551a4dc41/FLAGdca8d9838 [2020-10-20 04:36:37,620 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0aab43793/ddc80579328740dfa9f2f7b551a4dc41 [2020-10-20 04:36:37,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:36:37,630 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:36:37,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:36:37,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:36:37,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:36:37,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:36:37" (1/1) ... [2020-10-20 04:36:37,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3176c36b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:36:37, skipping insertion in model container [2020-10-20 04:36:37,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:36:37" (1/1) ... [2020-10-20 04:36:37,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:36:37,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:36:38,559 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4417] [2020-10-20 04:36:39,245 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 04:36:39,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3c252971 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:36:39, skipping insertion in model container [2020-10-20 04:36:39,247 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:36:39,248 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:36:39,251 INFO L168 Benchmark]: Toolchain (without parser) took 1624.57 ms. Allocated memory was 36.2 MB in the beginning and 51.4 MB in the end (delta: 15.2 MB). Free memory was 7.8 MB in the beginning and 10.4 MB in the end (delta: -2.7 MB). Peak memory consumption was 18.5 MB. Max. memory is 14.3 GB. [2020-10-20 04:36:39,252 INFO L168 Benchmark]: CDTParser took 0.75 ms. Allocated memory is still 33.0 MB. Free memory was 17.5 MB in the beginning and 17.5 MB in the end (delta: 39.8 kB). Peak memory consumption was 39.8 kB. Max. memory is 14.3 GB. [2020-10-20 04:36:39,254 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1616.08 ms. Allocated memory was 36.2 MB in the beginning and 51.4 MB in the end (delta: 15.2 MB). Free memory was 6.9 MB in the beginning and 10.4 MB in the end (delta: -3.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 14.3 GB. [2020-10-20 04:36:39,258 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75 ms. Allocated memory is still 33.0 MB. Free memory was 17.5 MB in the beginning and 17.5 MB in the end (delta: 39.8 kB). Peak memory consumption was 39.8 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1616.08 ms. Allocated memory was 36.2 MB in the beginning and 51.4 MB in the end (delta: 15.2 MB). Free memory was 6.9 MB in the beginning and 10.4 MB in the end (delta: -3.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5708]: 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...