./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-8817633-1-144_2a-drivers--staging--media--easycap--easycap.ko-entry_point_ldv-val-v0.8.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_7daf571c-6546-43d2-b78f-607e9b00df51/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7daf571c-6546-43d2-b78f-607e9b00df51/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7daf571c-6546-43d2-b78f-607e9b00df51/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7daf571c-6546-43d2-b78f-607e9b00df51/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-8817633-1-144_2a-drivers--staging--media--easycap--easycap.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7daf571c-6546-43d2-b78f-607e9b00df51/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7daf571c-6546-43d2-b78f-607e9b00df51/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 55dab56f6dd8d9bd034121507882aad8a1aec8aa ........................................................................................................................ 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_7daf571c-6546-43d2-b78f-607e9b00df51/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7daf571c-6546-43d2-b78f-607e9b00df51/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7daf571c-6546-43d2-b78f-607e9b00df51/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7daf571c-6546-43d2-b78f-607e9b00df51/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-8817633-1-144_2a-drivers--staging--media--easycap--easycap.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7daf571c-6546-43d2-b78f-607e9b00df51/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7daf571c-6546-43d2-b78f-607e9b00df51/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 55dab56f6dd8d9bd034121507882aad8a1aec8aa .......................................................................................................................... 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 15:44:37,831 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:44:37,833 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:44:37,840 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:44:37,841 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:44:37,841 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:44:37,842 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:44:37,843 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:44:37,845 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:44:37,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:44:37,846 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:44:37,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:44:37,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:44:37,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:44:37,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:44:37,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:44:37,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:44:37,850 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:44:37,852 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:44:37,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:44:37,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:44:37,855 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:44:37,856 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:44:37,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:44:37,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:44:37,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:44:37,858 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:44:37,858 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:44:37,859 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:44:37,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:44:37,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:44:37,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:44:37,860 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:44:37,861 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:44:37,861 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:44:37,861 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:44:37,862 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:44:37,862 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:44:37,862 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:44:37,862 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:44:37,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:44:37,863 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7daf571c-6546-43d2-b78f-607e9b00df51/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-12-07 15:44:37,873 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:44:37,873 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:44:37,874 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 15:44:37,874 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 15:44:37,874 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 15:44:37,874 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:44:37,874 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 15:44:37,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:44:37,875 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 15:44:37,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 15:44:37,875 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 15:44:37,875 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:44:37,875 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:44:37,875 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 15:44:37,875 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:44:37,876 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 15:44:37,876 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 15:44:37,876 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 15:44:37,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:44:37,876 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:44:37,876 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 15:44:37,876 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 15:44:37,876 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 15:44:37,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 15:44:37,877 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 15:44:37,877 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:44:37,877 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 15:44:37,877 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_7daf571c-6546-43d2-b78f-607e9b00df51/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 -> 55dab56f6dd8d9bd034121507882aad8a1aec8aa [2019-12-07 15:44:37,976 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:44:37,986 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:44:37,989 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:44:37,990 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:44:37,990 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:44:37,991 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7daf571c-6546-43d2-b78f-607e9b00df51/bin/uautomizer/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-8817633-1-144_2a-drivers--staging--media--easycap--easycap.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-12-07 15:44:38,037 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7daf571c-6546-43d2-b78f-607e9b00df51/bin/uautomizer/data/62257b647/41b0094c01a74782a9a7a7d40b7d3644/FLAGb4e83dbfa [2019-12-07 15:44:38,683 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:44:38,684 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7daf571c-6546-43d2-b78f-607e9b00df51/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-8817633-1-144_2a-drivers--staging--media--easycap--easycap.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-12-07 15:44:38,715 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7daf571c-6546-43d2-b78f-607e9b00df51/bin/uautomizer/data/62257b647/41b0094c01a74782a9a7a7d40b7d3644/FLAGb4e83dbfa [2019-12-07 15:44:39,066 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7daf571c-6546-43d2-b78f-607e9b00df51/bin/uautomizer/data/62257b647/41b0094c01a74782a9a7a7d40b7d3644 [2019-12-07 15:44:39,069 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:44:39,071 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:44:39,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:44:39,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:44:39,076 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:44:39,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:44:39" (1/1) ... [2019-12-07 15:44:39,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a937a7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:44:39, skipping insertion in model container [2019-12-07 15:44:39,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:44:39" (1/1) ... [2019-12-07 15:44:39,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:44:39,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:44:40,344 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 15:44:40,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@644b7cee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:44:40, skipping insertion in model container [2019-12-07 15:44:40,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:44:40,345 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 15:44:40,347 INFO L168 Benchmark]: Toolchain (without parser) took 1276.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.6 MB). Free memory was 920.9 MB in the beginning and 1.0 GB in the end (delta: -95.3 MB). Peak memory consumption was 93.9 MB. Max. memory is 11.5 GB. [2019-12-07 15:44:40,348 INFO L168 Benchmark]: CDTParser took 0.18 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 15:44:40,348 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1273.08 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.6 MB). Free memory was 920.9 MB in the beginning and 1.0 GB in the end (delta: -95.3 MB). Peak memory consumption was 93.9 MB. Max. memory is 11.5 GB. [2019-12-07 15:44:40,349 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 1273.08 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.6 MB). Free memory was 920.9 MB in the beginning and 1.0 GB in the end (delta: -95.3 MB). Peak memory consumption was 93.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9009]: 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 15:44:41,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:44:41,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:44:41,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:44:41,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:44:41,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:44:41,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:44:41,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:44:41,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:44:41,499 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:44:41,500 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:44:41,501 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:44:41,501 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:44:41,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:44:41,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:44:41,503 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:44:41,504 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:44:41,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:44:41,506 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:44:41,507 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:44:41,508 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:44:41,509 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:44:41,510 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:44:41,510 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:44:41,512 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:44:41,512 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:44:41,512 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:44:41,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:44:41,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:44:41,514 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:44:41,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:44:41,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:44:41,515 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:44:41,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:44:41,516 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:44:41,516 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:44:41,517 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:44:41,517 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:44:41,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:44:41,517 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:44:41,518 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:44:41,518 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7daf571c-6546-43d2-b78f-607e9b00df51/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-12-07 15:44:41,528 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:44:41,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:44:41,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 15:44:41,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 15:44:41,529 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 15:44:41,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:44:41,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:44:41,530 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 15:44:41,530 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 15:44:41,530 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 15:44:41,530 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 15:44:41,530 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 15:44:41,530 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:44:41,531 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:44:41,531 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 15:44:41,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:44:41,531 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 15:44:41,531 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 15:44:41,531 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 15:44:41,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:44:41,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:44:41,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 15:44:41,532 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 15:44:41,532 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 15:44:41,532 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 15:44:41,532 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 15:44:41,532 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:44:41,532 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 15:44:41,533 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-12-07 15:44:41,533 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_7daf571c-6546-43d2-b78f-607e9b00df51/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 -> 55dab56f6dd8d9bd034121507882aad8a1aec8aa [2019-12-07 15:44:41,696 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:44:41,707 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:44:41,710 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:44:41,711 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:44:41,711 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:44:41,712 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7daf571c-6546-43d2-b78f-607e9b00df51/bin/uautomizer/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-8817633-1-144_2a-drivers--staging--media--easycap--easycap.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-12-07 15:44:41,760 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7daf571c-6546-43d2-b78f-607e9b00df51/bin/uautomizer/data/b7309679e/d651b45b490941e39f84f8eefec0420c/FLAG44074305b [2019-12-07 15:44:42,438 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:44:42,438 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7daf571c-6546-43d2-b78f-607e9b00df51/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-8817633-1-144_2a-drivers--staging--media--easycap--easycap.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-12-07 15:44:42,470 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7daf571c-6546-43d2-b78f-607e9b00df51/bin/uautomizer/data/b7309679e/d651b45b490941e39f84f8eefec0420c/FLAG44074305b [2019-12-07 15:44:42,787 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7daf571c-6546-43d2-b78f-607e9b00df51/bin/uautomizer/data/b7309679e/d651b45b490941e39f84f8eefec0420c [2019-12-07 15:44:42,791 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:44:42,792 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:44:42,794 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:44:42,794 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:44:42,798 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:44:42,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:44:42" (1/1) ... [2019-12-07 15:44:42,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b2df62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:44:42, skipping insertion in model container [2019-12-07 15:44:42,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:44:42" (1/1) ... [2019-12-07 15:44:42,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:44:42,919 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:44:44,109 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 15:44:44,110 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5fd32105 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:44:44, skipping insertion in model container [2019-12-07 15:44:44,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:44:44,111 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 15:44:44,113 INFO L168 Benchmark]: Toolchain (without parser) took 1320.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 929.5 MB in the beginning and 1.0 GB in the end (delta: -98.4 MB). Peak memory consumption was 101.6 MB. Max. memory is 11.5 GB. [2019-12-07 15:44:44,113 INFO L168 Benchmark]: CDTParser took 0.21 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 15:44:44,114 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1317.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 929.5 MB in the beginning and 1.0 GB in the end (delta: -98.4 MB). Peak memory consumption was 101.6 MB. Max. memory is 11.5 GB. [2019-12-07 15:44:44,115 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 1317.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 929.5 MB in the beginning and 1.0 GB in the end (delta: -98.4 MB). Peak memory consumption was 101.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9009]: 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...