./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--cpia2--cpia2.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer --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 b38a23d46f70f4f39da98309e698eb8232bcb3a6 ......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer --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 b38a23d46f70f4f39da98309e698eb8232bcb3a6 ........................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 18:39:19,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 18:39:19,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 18:39:19,924 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 18:39:19,924 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 18:39:19,925 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 18:39:19,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 18:39:19,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 18:39:19,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 18:39:19,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 18:39:19,929 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 18:39:19,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 18:39:19,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 18:39:19,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 18:39:19,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 18:39:19,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 18:39:19,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 18:39:19,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 18:39:19,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 18:39:19,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 18:39:19,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 18:39:19,938 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 18:39:19,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 18:39:19,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 18:39:19,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 18:39:19,941 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 18:39:19,941 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 18:39:19,942 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 18:39:19,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 18:39:19,943 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 18:39:19,943 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 18:39:19,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 18:39:19,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 18:39:19,944 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 18:39:19,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 18:39:19,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 18:39:19,945 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 18:39:19,945 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 18:39:19,946 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 18:39:19,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 18:39:19,946 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 18:39:19,947 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-12-07 18:39:19,956 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 18:39:19,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 18:39:19,957 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 18:39:19,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 18:39:19,957 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 18:39:19,958 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 18:39:19,958 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 18:39:19,958 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 18:39:19,958 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 18:39:19,958 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 18:39:19,958 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 18:39:19,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 18:39:19,959 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 18:39:19,959 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 18:39:19,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 18:39:19,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 18:39:19,959 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 18:39:19,959 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 18:39:19,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:39:19,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 18:39:19,960 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 18:39:19,960 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 18:39:19,960 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 18:39:19,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 18:39:19,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 18:39:19,960 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 18:39:19,960 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 18:39:19,960 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__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 -> b38a23d46f70f4f39da98309e698eb8232bcb3a6 [2019-12-07 18:39:20,060 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 18:39:20,070 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 18:39:20,073 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 18:39:20,074 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 18:39:20,074 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 18:39:20,075 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2019-12-07 18:39:20,117 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer/data/0eedcdc6c/ddea465761a84a1fa04bb0deb8ed77ba/FLAG7eb417770 [2019-12-07 18:39:20,715 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 18:39:20,715 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2019-12-07 18:39:20,739 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer/data/0eedcdc6c/ddea465761a84a1fa04bb0deb8ed77ba/FLAG7eb417770 [2019-12-07 18:39:21,145 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer/data/0eedcdc6c/ddea465761a84a1fa04bb0deb8ed77ba [2019-12-07 18:39:21,148 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 18:39:21,149 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 18:39:21,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 18:39:21,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 18:39:21,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 18:39:21,153 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:39:21" (1/1) ... [2019-12-07 18:39:21,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72ec0ff1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:39:21, skipping insertion in model container [2019-12-07 18:39:21,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:39:21" (1/1) ... [2019-12-07 18:39:21,160 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 18:39:21,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 18:39:21,585 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4414] [2019-12-07 18:39:22,078 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 18:39:22,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1d125118 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:39:22, skipping insertion in model container [2019-12-07 18:39:22,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 18:39:22,080 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 18:39:22,082 INFO L168 Benchmark]: Toolchain (without parser) took 932.25 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 926.4 MB in the beginning and 1.1 GB in the end (delta: -131.8 MB). Peak memory consumption was 65.9 MB. Max. memory is 11.5 GB. [2019-12-07 18:39:22,083 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:39:22,084 INFO L168 Benchmark]: CACSL2BoogieTranslator took 930.21 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 926.4 MB in the beginning and 1.1 GB in the end (delta: -131.8 MB). Peak memory consumption was 65.9 MB. Max. memory is 11.5 GB. [2019-12-07 18:39:22,085 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 930.21 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 926.4 MB in the beginning and 1.1 GB in the end (delta: -131.8 MB). Peak memory consumption was 65.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5665]: 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-f470102 [2019-12-07 18:39:23,233 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 18:39:23,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 18:39:23,244 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 18:39:23,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 18:39:23,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 18:39:23,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 18:39:23,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 18:39:23,249 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 18:39:23,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 18:39:23,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 18:39:23,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 18:39:23,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 18:39:23,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 18:39:23,254 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 18:39:23,255 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 18:39:23,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 18:39:23,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 18:39:23,259 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 18:39:23,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 18:39:23,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 18:39:23,263 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 18:39:23,264 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 18:39:23,265 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 18:39:23,267 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 18:39:23,267 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 18:39:23,267 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 18:39:23,268 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 18:39:23,268 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 18:39:23,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 18:39:23,269 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 18:39:23,270 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 18:39:23,270 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 18:39:23,271 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 18:39:23,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 18:39:23,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 18:39:23,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 18:39:23,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 18:39:23,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 18:39:23,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 18:39:23,274 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 18:39:23,275 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-12-07 18:39:23,285 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 18:39:23,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 18:39:23,286 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 18:39:23,286 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 18:39:23,286 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 18:39:23,286 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 18:39:23,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 18:39:23,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 18:39:23,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 18:39:23,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 18:39:23,287 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 18:39:23,287 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 18:39:23,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 18:39:23,287 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 18:39:23,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 18:39:23,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 18:39:23,287 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 18:39:23,288 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 18:39:23,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 18:39:23,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:39:23,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 18:39:23,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 18:39:23,288 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 18:39:23,288 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 18:39:23,288 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 18:39:23,289 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 18:39:23,289 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 18:39:23,289 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 18:39:23,289 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-12-07 18:39:23,289 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__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 -> b38a23d46f70f4f39da98309e698eb8232bcb3a6 [2019-12-07 18:39:23,456 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 18:39:23,464 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 18:39:23,466 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 18:39:23,467 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 18:39:23,467 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 18:39:23,468 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2019-12-07 18:39:23,505 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer/data/d84001456/f41221f0acbf4735ac75983a2389e3e5/FLAG6de68bbd5 [2019-12-07 18:39:24,030 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 18:39:24,030 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2019-12-07 18:39:24,059 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer/data/d84001456/f41221f0acbf4735ac75983a2389e3e5/FLAG6de68bbd5 [2019-12-07 18:39:24,540 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_81fb2181-6b0b-4771-9049-b30519b90c66/bin/uautomizer/data/d84001456/f41221f0acbf4735ac75983a2389e3e5 [2019-12-07 18:39:24,544 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 18:39:24,546 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 18:39:24,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 18:39:24,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 18:39:24,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 18:39:24,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:39:24" (1/1) ... [2019-12-07 18:39:24,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51f0c2c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:39:24, skipping insertion in model container [2019-12-07 18:39:24,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:39:24" (1/1) ... [2019-12-07 18:39:24,564 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 18:39:24,648 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 18:39:24,995 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4414] [2019-12-07 18:39:25,525 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 18:39:25,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4c25c375 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:39:25, skipping insertion in model container [2019-12-07 18:39:25,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 18:39:25,526 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 18:39:25,529 INFO L168 Benchmark]: Toolchain (without parser) took 982.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 937.6 MB in the beginning and 1.1 GB in the end (delta: -146.4 MB). Peak memory consumption was 69.9 MB. Max. memory is 11.5 GB. [2019-12-07 18:39:25,529 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:39:25,530 INFO L168 Benchmark]: CACSL2BoogieTranslator took 979.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 937.6 MB in the beginning and 1.1 GB in the end (delta: -146.4 MB). Peak memory consumption was 69.9 MB. Max. memory is 11.5 GB. [2019-12-07 18:39:25,531 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 979.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 937.6 MB in the beginning and 1.1 GB in the end (delta: -146.4 MB). Peak memory consumption was 69.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5665]: 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...