./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4f8432cacc389e3c4fde2d4e1a497b3b161cd403 ............................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4f8432cacc389e3c4fde2d4e1a497b3b161cd403 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 23:36:04,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:36:04,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:36:04,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:36:04,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:36:04,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:36:04,835 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:36:04,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:36:04,842 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:36:04,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:36:04,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:36:04,846 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:36:04,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:36:04,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:36:04,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:36:04,851 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:36:04,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:36:04,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:36:04,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:36:04,858 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:36:04,860 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:36:04,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:36:04,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:36:04,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:36:04,873 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:36:04,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:36:04,880 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:36:04,881 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:36:04,882 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:36:04,884 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:36:04,884 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:36:04,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:36:04,887 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:36:04,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:36:04,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:36:04,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:36:04,892 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:36:04,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:36:04,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:36:04,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:36:04,894 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:36:04,896 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-29 23:36:04,931 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:36:04,936 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:36:04,937 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:36:04,938 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:36:04,938 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 23:36:04,938 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:36:04,938 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 23:36:04,939 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:36:04,939 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 23:36:04,939 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:36:04,939 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 23:36:04,941 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:36:04,942 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:36:04,942 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 23:36:04,942 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:36:04,943 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 23:36:04,943 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:36:04,943 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 23:36:04,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 23:36:04,945 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:36:04,945 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:36:04,946 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 23:36:04,951 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 23:36:04,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 23:36:04,953 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 23:36:04,953 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 23:36:04,953 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 23:36:04,954 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f8432cacc389e3c4fde2d4e1a497b3b161cd403 [2020-11-29 23:36:05,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:36:05,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:36:05,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:36:05,235 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:36:05,236 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:36:05,237 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2020-11-29 23:36:05,313 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer/data/fbcb54a31/83d8a8bc493d4e14bff2e2530e2b5ef5/FLAGfddab146c [2020-11-29 23:36:06,197 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:36:06,199 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2020-11-29 23:36:06,259 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer/data/fbcb54a31/83d8a8bc493d4e14bff2e2530e2b5ef5/FLAGfddab146c [2020-11-29 23:36:06,650 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer/data/fbcb54a31/83d8a8bc493d4e14bff2e2530e2b5ef5 [2020-11-29 23:36:06,655 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:36:06,657 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:36:06,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:36:06,666 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:36:06,669 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:36:06,670 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:36:06" (1/1) ... [2020-11-29 23:36:06,672 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dd41ea2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:36:06, skipping insertion in model container [2020-11-29 23:36:06,672 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:36:06" (1/1) ... [2020-11-29 23:36:06,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:36:06,834 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:36:07,403 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4320] [2020-11-29 23:36:08,438 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 23:36:08,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7a4a7976 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:36:08, skipping insertion in model container [2020-11-29 23:36:08,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:36:08,439 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 23:36:08,443 INFO L168 Benchmark]: Toolchain (without parser) took 1783.36 ms. Allocated memory is still 121.6 MB. Free memory was 81.9 MB in the beginning and 84.6 MB in the end (delta: -2.7 MB). Peak memory consumption was 41.0 MB. Max. memory is 16.1 GB. [2020-11-29 23:36:08,443 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 92.3 MB. Free memory is still 52.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:36:08,447 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1774.06 ms. Allocated memory is still 121.6 MB. Free memory was 81.5 MB in the beginning and 84.6 MB in the end (delta: -3.1 MB). Peak memory consumption was 41.0 MB. Max. memory is 16.1 GB. [2020-11-29 23:36:08,449 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 92.3 MB. Free memory is still 52.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1774.06 ms. Allocated memory is still 121.6 MB. Free memory was 81.5 MB in the beginning and 84.6 MB in the end (delta: -3.1 MB). Peak memory consumption was 41.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6012]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 23:36:10,786 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:36:10,790 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:36:10,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:36:10,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:36:10,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:36:10,850 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:36:10,854 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:36:10,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:36:10,863 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:36:10,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:36:10,871 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:36:10,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:36:10,875 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:36:10,876 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:36:10,878 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:36:10,879 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:36:10,883 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:36:10,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:36:10,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:36:10,898 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:36:10,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:36:10,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:36:10,902 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:36:10,905 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:36:10,905 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:36:10,905 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:36:10,906 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:36:10,907 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:36:10,908 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:36:10,908 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:36:10,909 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:36:10,910 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:36:10,911 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:36:10,912 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:36:10,912 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:36:10,913 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:36:10,913 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:36:10,913 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:36:10,919 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:36:10,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:36:10,921 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-29 23:36:10,966 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:36:10,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:36:10,969 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:36:10,969 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:36:10,969 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 23:36:10,970 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:36:10,970 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:36:10,970 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 23:36:10,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:36:10,971 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 23:36:10,972 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 23:36:10,972 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 23:36:10,972 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:36:10,972 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:36:10,973 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 23:36:10,973 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:36:10,973 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 23:36:10,973 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:36:10,973 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 23:36:10,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 23:36:10,974 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:36:10,974 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:36:10,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 23:36:10,975 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 23:36:10,975 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 23:36:10,975 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 23:36:10,975 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 23:36:10,975 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 23:36:10,976 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-29 23:36:10,976 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f8432cacc389e3c4fde2d4e1a497b3b161cd403 [2020-11-29 23:36:11,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:36:11,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:36:11,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:36:11,402 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:36:11,406 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:36:11,407 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2020-11-29 23:36:11,479 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer/data/96c8d9c06/7f44478a58ac443b8a57a6bbea921cf6/FLAGc25dda5f4 [2020-11-29 23:36:12,514 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:36:12,514 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2020-11-29 23:36:12,574 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer/data/96c8d9c06/7f44478a58ac443b8a57a6bbea921cf6/FLAGc25dda5f4 [2020-11-29 23:36:12,835 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_577d6ce3-8d00-4225-9be9-eb7990705f7f/bin/uautomizer/data/96c8d9c06/7f44478a58ac443b8a57a6bbea921cf6 [2020-11-29 23:36:12,838 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:36:12,841 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:36:12,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:36:12,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:36:12,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:36:12,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:36:12" (1/1) ... [2020-11-29 23:36:12,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73f644d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:36:12, skipping insertion in model container [2020-11-29 23:36:12,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:36:12" (1/1) ... [2020-11-29 23:36:12,861 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:36:13,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:36:13,478 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4320] [2020-11-29 23:36:14,701 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 23:36:14,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3adb3ed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:36:14, skipping insertion in model container [2020-11-29 23:36:14,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:36:14,703 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 23:36:14,705 INFO L168 Benchmark]: Toolchain (without parser) took 1863.05 ms. Allocated memory was 71.3 MB in the beginning and 90.2 MB in the end (delta: 18.9 MB). Free memory was 44.1 MB in the beginning and 46.8 MB in the end (delta: -2.7 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.1 GB. [2020-11-29 23:36:14,706 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 71.3 MB. Free memory is still 54.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:36:14,707 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1857.91 ms. Allocated memory was 71.3 MB in the beginning and 90.2 MB in the end (delta: 18.9 MB). Free memory was 43.9 MB in the beginning and 46.8 MB in the end (delta: -2.8 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.1 GB. [2020-11-29 23:36:14,709 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 71.3 MB. Free memory is still 54.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1857.91 ms. Allocated memory was 71.3 MB in the beginning and 90.2 MB in the end (delta: 18.9 MB). Free memory was 43.9 MB in the beginning and 46.8 MB in the end (delta: -2.8 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6012]: 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...