./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-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 18f944ab0e8d57fe183cedef8dcaa86943873edb ......................................................................................................................... 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 18f944ab0e8d57fe183cedef8dcaa86943873edb ........................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 01:58:22,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 01:58:22,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 01:58:22,061 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 01:58:22,062 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 01:58:22,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 01:58:22,066 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 01:58:22,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 01:58:22,082 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 01:58:22,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 01:58:22,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 01:58:22,087 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 01:58:22,088 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 01:58:22,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 01:58:22,094 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 01:58:22,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 01:58:22,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 01:58:22,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 01:58:22,101 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 01:58:22,103 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 01:58:22,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 01:58:22,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 01:58:22,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 01:58:22,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 01:58:22,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 01:58:22,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 01:58:22,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 01:58:22,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 01:58:22,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 01:58:22,112 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 01:58:22,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 01:58:22,113 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 01:58:22,114 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 01:58:22,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 01:58:22,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 01:58:22,116 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 01:58:22,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 01:58:22,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 01:58:22,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 01:58:22,118 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 01:58:22,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 01:58:22,120 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-28 01:58:22,135 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 01:58:22,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 01:58:22,136 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 01:58:22,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 01:58:22,137 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 01:58:22,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 01:58:22,137 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 01:58:22,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 01:58:22,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 01:58:22,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 01:58:22,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 01:58:22,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 01:58:22,138 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 01:58:22,139 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 01:58:22,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 01:58:22,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 01:58:22,139 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 01:58:22,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 01:58:22,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:58:22,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 01:58:22,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 01:58:22,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 01:58:22,141 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 01:58:22,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 01:58:22,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 01:58:22,141 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 01:58:22,141 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 -> 18f944ab0e8d57fe183cedef8dcaa86943873edb [2019-11-28 01:58:22,454 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 01:58:22,474 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 01:58:22,478 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 01:58:22,479 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 01:58:22,480 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 01:58:22,481 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2019-11-28 01:58:22,556 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9eac7c3bf/435cf82d98b8438aaeedd4145786b52b/FLAG42cbfe29f [2019-11-28 01:58:23,629 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 01:58:23,630 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2019-11-28 01:58:23,708 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9eac7c3bf/435cf82d98b8438aaeedd4145786b52b/FLAG42cbfe29f [2019-11-28 01:58:23,933 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9eac7c3bf/435cf82d98b8438aaeedd4145786b52b [2019-11-28 01:58:23,936 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 01:58:23,938 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 01:58:23,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 01:58:23,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 01:58:23,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 01:58:23,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:58:23" (1/1) ... [2019-11-28 01:58:23,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cb204d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:58:23, skipping insertion in model container [2019-11-28 01:58:23,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:58:23" (1/1) ... [2019-11-28 01:58:23,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 01:58:24,365 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 01:58:25,188 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4685] [2019-11-28 01:58:27,290 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-28 01:58:27,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4c5b2bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:58:27, skipping insertion in model container [2019-11-28 01:58:27,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 01:58:27,293 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 01:58:27,297 INFO L168 Benchmark]: Toolchain (without parser) took 3356.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 918.6 MB in the beginning and 1.1 GB in the end (delta: -154.4 MB). Peak memory consumption was 145.0 MB. Max. memory is 11.5 GB. [2019-11-28 01:58:27,298 INFO L168 Benchmark]: CDTParser took 0.57 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:58:27,300 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3353.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 918.6 MB in the beginning and 1.1 GB in the end (delta: -154.4 MB). Peak memory consumption was 145.0 MB. Max. memory is 11.5 GB. [2019-11-28 01:58:27,303 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3353.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 918.6 MB in the beginning and 1.1 GB in the end (delta: -154.4 MB). Peak memory consumption was 145.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9588]: 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 0.1.24-30f4e4a [2019-11-28 01:58:29,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 01:58:29,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 01:58:29,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 01:58:29,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 01:58:29,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 01:58:29,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 01:58:29,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 01:58:29,185 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 01:58:29,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 01:58:29,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 01:58:29,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 01:58:29,192 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 01:58:29,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 01:58:29,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 01:58:29,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 01:58:29,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 01:58:29,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 01:58:29,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 01:58:29,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 01:58:29,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 01:58:29,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 01:58:29,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 01:58:29,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 01:58:29,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 01:58:29,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 01:58:29,217 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 01:58:29,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 01:58:29,220 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 01:58:29,221 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 01:58:29,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 01:58:29,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 01:58:29,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 01:58:29,225 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 01:58:29,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 01:58:29,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 01:58:29,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 01:58:29,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 01:58:29,233 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 01:58:29,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 01:58:29,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 01:58:29,238 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-28 01:58:29,259 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 01:58:29,260 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 01:58:29,262 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 01:58:29,263 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 01:58:29,263 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 01:58:29,263 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 01:58:29,264 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 01:58:29,264 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 01:58:29,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 01:58:29,264 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 01:58:29,266 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 01:58:29,266 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 01:58:29,266 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 01:58:29,267 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 01:58:29,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 01:58:29,267 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 01:58:29,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 01:58:29,268 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 01:58:29,268 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 01:58:29,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:58:29,269 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 01:58:29,269 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 01:58:29,270 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 01:58:29,270 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 01:58:29,270 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 01:58:29,270 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 01:58:29,271 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 01:58:29,271 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-28 01:58:29,271 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 -> 18f944ab0e8d57fe183cedef8dcaa86943873edb [2019-11-28 01:58:29,643 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 01:58:29,668 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 01:58:29,672 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 01:58:29,673 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 01:58:29,674 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 01:58:29,675 INFO L428 ainManager$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-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2019-11-28 01:58:29,737 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0464ecb2/274cd0400bfe45c4a419e43e241192d7/FLAG54c90f7fd [2019-11-28 01:58:30,927 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 01:58:30,928 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2019-11-28 01:58:31,027 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0464ecb2/274cd0400bfe45c4a419e43e241192d7/FLAG54c90f7fd [2019-11-28 01:58:31,067 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0464ecb2/274cd0400bfe45c4a419e43e241192d7 [2019-11-28 01:58:31,071 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 01:58:31,074 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 01:58:31,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 01:58:31,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 01:58:31,080 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 01:58:31,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:58:31" (1/1) ... [2019-11-28 01:58:31,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5405f4bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:58:31, skipping insertion in model container [2019-11-28 01:58:31,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:58:31" (1/1) ... [2019-11-28 01:58:31,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 01:58:31,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 01:58:32,193 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4685] [2019-11-28 01:58:35,012 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-28 01:58:35,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5018367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:58:35, skipping insertion in model container [2019-11-28 01:58:35,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 01:58:35,014 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 01:58:35,017 INFO L168 Benchmark]: Toolchain (without parser) took 3943.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.0 MB). Free memory was 924.0 MB in the beginning and 1.1 GB in the end (delta: -139.6 MB). Peak memory consumption was 144.8 MB. Max. memory is 11.5 GB. [2019-11-28 01:58:35,018 INFO L168 Benchmark]: CDTParser took 0.67 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:58:35,019 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3938.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.0 MB). Free memory was 924.0 MB in the beginning and 1.1 GB in the end (delta: -139.6 MB). Peak memory consumption was 144.8 MB. Max. memory is 11.5 GB. [2019-11-28 01:58:35,022 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3938.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.0 MB). Free memory was 924.0 MB in the beginning and 1.1 GB in the end (delta: -139.6 MB). Peak memory consumption was 144.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9588]: 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...