./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--gspca--gspca_main.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_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 771bc5f19250f34fedb52470cd031f12de2f666f ............................................................................................................................................... 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_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 771bc5f19250f34fedb52470cd031f12de2f666f ............................................................................................................................... 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 19:18:05,734 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:18:05,735 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:18:05,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:18:05,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:18:05,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:18:05,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:18:05,745 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:18:05,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:18:05,747 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:18:05,748 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:18:05,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:18:05,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:18:05,750 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:18:05,750 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:18:05,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:18:05,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:18:05,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:18:05,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:18:05,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:18:05,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:18:05,756 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:18:05,757 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:18:05,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:18:05,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:18:05,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:18:05,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:18:05,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:18:05,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:18:05,761 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:18:05,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:18:05,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:18:05,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:18:05,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:18:05,763 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:18:05,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:18:05,763 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:18:05,763 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:18:05,763 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:18:05,764 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:18:05,764 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:18:05,765 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 19:18:05,775 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:18:05,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:18:05,775 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:18:05,776 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:18:05,776 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:18:05,776 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:18:05,776 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 19:18:05,776 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:18:05,776 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:18:05,776 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 19:18:05,777 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 19:18:05,777 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:18:05,777 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 19:18:05,777 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 19:18:05,777 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 19:18:05,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:18:05,778 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 19:18:05,778 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:18:05,778 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:18:05,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:18:05,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:18:05,778 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:18:05,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:18:05,778 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:18:05,779 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:18:05,779 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:18:05,779 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:18:05,779 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:18:05,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:18:05,779 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:18:05,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:18:05,779 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:18:05,779 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 19:18:05,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 19:18:05,780 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:18:05,780 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:18:05,780 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:18:05,780 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 19:18:05,780 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan 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 -> Taipan 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 -> 771bc5f19250f34fedb52470cd031f12de2f666f [2019-12-07 19:18:05,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:18:05,888 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:18:05,891 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:18:05,892 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:18:05,892 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:18:05,893 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2019-12-07 19:18:05,933 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan/data/3fda1f55a/9825869222ac44b3828de1a69704c7f0/FLAG4ebbe5512 [2019-12-07 19:18:06,450 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:18:06,451 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2019-12-07 19:18:06,473 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan/data/3fda1f55a/9825869222ac44b3828de1a69704c7f0/FLAG4ebbe5512 [2019-12-07 19:18:06,963 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan/data/3fda1f55a/9825869222ac44b3828de1a69704c7f0 [2019-12-07 19:18:06,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:18:06,967 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:18:06,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:18:06,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:18:06,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:18:06,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:18:06" (1/1) ... [2019-12-07 19:18:06,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@237bbf74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:18:06, skipping insertion in model container [2019-12-07 19:18:06,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:18:06" (1/1) ... [2019-12-07 19:18:06,977 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:18:07,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:18:07,335 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4471] [2019-12-07 19:18:07,522 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 19:18:07,877 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 19:18:07,881 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 19:18:07,886 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 19:18:07,921 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 19:18:07,925 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 19:18:08,009 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 19:18:08,013 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 19:18:08,017 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 19:18:08,020 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 19:18:08,026 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 19:18:08,033 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 19:18:08,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79aa9d1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:18:08, skipping insertion in model container [2019-12-07 19:18:08,034 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:18:08,034 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 19:18:08,036 INFO L168 Benchmark]: Toolchain (without parser) took 1068.90 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 926.4 MB in the beginning and 1.0 GB in the end (delta: -120.3 MB). Peak memory consumption was 59.2 MB. Max. memory is 11.5 GB. [2019-12-07 19:18:08,037 INFO L168 Benchmark]: CDTParser took 0.17 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 19:18:08,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1067.09 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 926.4 MB in the beginning and 1.0 GB in the end (delta: -120.3 MB). Peak memory consumption was 59.2 MB. Max. memory is 11.5 GB. [2019-12-07 19:18:08,038 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 1067.09 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 926.4 MB in the beginning and 1.0 GB in the end (delta: -120.3 MB). Peak memory consumption was 59.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6663]: 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 19:18:09,156 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:18:09,158 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:18:09,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:18:09,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:18:09,166 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:18:09,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:18:09,169 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:18:09,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:18:09,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:18:09,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:18:09,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:18:09,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:18:09,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:18:09,174 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:18:09,174 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:18:09,175 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:18:09,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:18:09,177 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:18:09,179 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:18:09,180 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:18:09,180 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:18:09,181 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:18:09,182 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:18:09,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:18:09,184 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:18:09,184 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:18:09,185 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:18:09,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:18:09,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:18:09,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:18:09,186 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:18:09,187 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:18:09,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:18:09,188 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:18:09,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:18:09,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:18:09,188 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:18:09,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:18:09,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:18:09,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:18:09,190 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 19:18:09,200 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:18:09,200 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:18:09,201 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:18:09,201 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:18:09,201 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:18:09,201 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:18:09,201 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:18:09,201 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:18:09,202 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:18:09,202 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:18:09,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:18:09,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:18:09,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:18:09,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:18:09,203 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:18:09,203 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 19:18:09,203 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 19:18:09,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:18:09,203 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:18:09,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:18:09,203 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:18:09,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 19:18:09,204 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:18:09,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:18:09,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:18:09,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:18:09,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:18:09,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:18:09,204 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 19:18:09,205 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 19:18:09,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:18:09,205 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:18:09,205 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:18:09,205 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan 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 -> Taipan 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 -> 771bc5f19250f34fedb52470cd031f12de2f666f [2019-12-07 19:18:09,381 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:18:09,388 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:18:09,390 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:18:09,391 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:18:09,392 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:18:09,392 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2019-12-07 19:18:09,430 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan/data/90dd41fc8/1a21ceb3de6e47a89508ab18c001d531/FLAG18345ed6a [2019-12-07 19:18:10,055 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:18:10,055 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2019-12-07 19:18:10,078 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan/data/90dd41fc8/1a21ceb3de6e47a89508ab18c001d531/FLAG18345ed6a [2019-12-07 19:18:10,465 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c0efb537-7be0-42f0-95d4-fc83a0e4e2ed/bin/utaipan/data/90dd41fc8/1a21ceb3de6e47a89508ab18c001d531 [2019-12-07 19:18:10,469 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:18:10,471 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:18:10,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:18:10,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:18:10,476 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:18:10,477 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:18:10" (1/1) ... [2019-12-07 19:18:10,480 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7801de6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:18:10, skipping insertion in model container [2019-12-07 19:18:10,480 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:18:10" (1/1) ... [2019-12-07 19:18:10,489 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:18:10,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:18:10,869 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4471] [2019-12-07 19:18:11,637 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 19:18:11,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b98efc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:18:11, skipping insertion in model container [2019-12-07 19:18:11,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:18:11,639 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 19:18:11,641 INFO L168 Benchmark]: Toolchain (without parser) took 1170.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 60.8 MB). Free memory was 936.3 MB in the beginning and 979.2 MB in the end (delta: -42.9 MB). Peak memory consumption was 62.6 MB. Max. memory is 11.5 GB. [2019-12-07 19:18:11,642 INFO L168 Benchmark]: CDTParser took 0.14 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 19:18:11,643 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1167.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 60.8 MB). Free memory was 936.3 MB in the beginning and 979.2 MB in the end (delta: -42.9 MB). Peak memory consumption was 62.6 MB. Max. memory is 11.5 GB. [2019-12-07 19:18:11,644 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 1167.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 60.8 MB). Free memory was 936.3 MB in the beginning and 979.2 MB in the end (delta: -42.9 MB). Peak memory consumption was 62.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6663]: 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...