./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.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_a9180f39-6989-4037-92ce-495d5afbe3cc/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a9180f39-6989-4037-92ce-495d5afbe3cc/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a9180f39-6989-4037-92ce-495d5afbe3cc/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a9180f39-6989-4037-92ce-495d5afbe3cc/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a9180f39-6989-4037-92ce-495d5afbe3cc/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a9180f39-6989-4037-92ce-495d5afbe3cc/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 f64603e8fc424d095dbd6d94a4665dc0340d8dd0 ............................................................................................................................................. 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_a9180f39-6989-4037-92ce-495d5afbe3cc/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a9180f39-6989-4037-92ce-495d5afbe3cc/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a9180f39-6989-4037-92ce-495d5afbe3cc/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a9180f39-6989-4037-92ce-495d5afbe3cc/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a9180f39-6989-4037-92ce-495d5afbe3cc/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a9180f39-6989-4037-92ce-495d5afbe3cc/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 f64603e8fc424d095dbd6d94a4665dc0340d8dd0 .............................................................................................................................. 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 20:00:41,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:00:41,963 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:00:41,971 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:00:41,971 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:00:41,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:00:41,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:00:41,974 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:00:41,975 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:00:41,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:00:41,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:00:41,977 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:00:41,977 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:00:41,978 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:00:41,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:00:41,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:00:41,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:00:41,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:00:41,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:00:41,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:00:41,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:00:41,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:00:41,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:00:41,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:00:41,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:00:41,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:00:41,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:00:41,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:00:41,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:00:41,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:00:41,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:00:41,990 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:00:41,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:00:41,991 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:00:41,992 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:00:41,992 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:00:41,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:00:41,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:00:41,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:00:41,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:00:41,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:00:41,994 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a9180f39-6989-4037-92ce-495d5afbe3cc/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 20:00:42,004 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:00:42,004 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:00:42,004 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:00:42,004 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:00:42,005 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:00:42,005 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:00:42,005 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 20:00:42,005 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:00:42,005 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:00:42,005 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 20:00:42,005 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 20:00:42,005 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:00:42,005 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 20:00:42,006 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 20:00:42,006 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 20:00:42,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:00:42,006 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 20:00:42,006 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:00:42,006 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:00:42,007 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:00:42,007 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:00:42,007 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:00:42,007 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:00:42,007 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:00:42,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:00:42,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:00:42,007 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:00:42,008 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:00:42,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:00:42,008 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:00:42,008 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:00:42,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:00:42,008 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 20:00:42,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 20:00:42,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:00:42,009 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:00:42,009 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:00:42,009 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 20:00:42,009 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_a9180f39-6989-4037-92ce-495d5afbe3cc/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 -> f64603e8fc424d095dbd6d94a4665dc0340d8dd0 [2019-12-07 20:00:42,109 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:00:42,118 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:00:42,121 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:00:42,122 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:00:42,123 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:00:42,123 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a9180f39-6989-4037-92ce-495d5afbe3cc/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2019-12-07 20:00:42,162 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a9180f39-6989-4037-92ce-495d5afbe3cc/bin/utaipan/data/a2af451d3/5388daf0426543cabe82ad47234cd985/FLAG8cdf49ec2 [2019-12-07 20:00:42,862 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:00:42,862 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a9180f39-6989-4037-92ce-495d5afbe3cc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2019-12-07 20:00:42,892 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a9180f39-6989-4037-92ce-495d5afbe3cc/bin/utaipan/data/a2af451d3/5388daf0426543cabe82ad47234cd985/FLAG8cdf49ec2 [2019-12-07 20:00:43,153 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a9180f39-6989-4037-92ce-495d5afbe3cc/bin/utaipan/data/a2af451d3/5388daf0426543cabe82ad47234cd985 [2019-12-07 20:00:43,156 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:00:43,157 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:00:43,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:00:43,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:00:43,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:00:43,161 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:00:43" (1/1) ... [2019-12-07 20:00:43,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73f17ed6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:00:43, skipping insertion in model container [2019-12-07 20:00:43,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:00:43" (1/1) ... [2019-12-07 20:00:43,168 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:00:43,251 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:00:44,435 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 20:00:44,440 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 20:00:44,445 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 20:00:44,485 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 20:00:44,490 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 20:00:44,589 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 20:00:44,594 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 20:00:44,599 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 20:00:44,604 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 20:00:44,610 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 20:00:44,618 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 20:00:44,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79c8f2c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:00:44, skipping insertion in model container [2019-12-07 20:00:44,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:00:44,619 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 20:00:44,621 INFO L168 Benchmark]: Toolchain (without parser) took 1463.96 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.2 MB). Free memory was 928.5 MB in the beginning and 1.0 GB in the end (delta: -91.3 MB). Peak memory consumption was 85.4 MB. Max. memory is 11.5 GB. [2019-12-07 20:00:44,622 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 20:00:44,623 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1462.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.2 MB). Free memory was 928.5 MB in the beginning and 1.0 GB in the end (delta: -91.3 MB). Peak memory consumption was 85.4 MB. Max. memory is 11.5 GB. [2019-12-07 20:00:44,624 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1462.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.2 MB). Free memory was 928.5 MB in the beginning and 1.0 GB in the end (delta: -91.3 MB). Peak memory consumption was 85.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7594]: 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 20:00:45,733 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:00:45,735 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:00:45,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:00:45,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:00:45,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:00:45,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:00:45,746 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:00:45,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:00:45,747 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:00:45,748 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:00:45,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:00:45,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:00:45,750 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:00:45,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:00:45,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:00:45,752 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:00:45,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:00:45,755 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:00:45,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:00:45,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:00:45,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:00:45,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:00:45,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:00:45,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:00:45,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:00:45,763 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:00:45,764 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:00:45,765 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:00:45,765 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:00:45,766 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:00:45,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:00:45,766 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:00:45,767 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:00:45,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:00:45,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:00:45,768 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:00:45,768 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:00:45,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:00:45,769 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:00:45,770 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:00:45,770 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a9180f39-6989-4037-92ce-495d5afbe3cc/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 20:00:45,783 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:00:45,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:00:45,784 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:00:45,784 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:00:45,785 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:00:45,785 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:00:45,785 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:00:45,785 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:00:45,785 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:00:45,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:00:45,786 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:00:45,786 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:00:45,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:00:45,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:00:45,787 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:00:45,787 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 20:00:45,787 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 20:00:45,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:00:45,788 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:00:45,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:00:45,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:00:45,788 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 20:00:45,789 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:00:45,789 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:00:45,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:00:45,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:00:45,789 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:00:45,790 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:00:45,790 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 20:00:45,790 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 20:00:45,790 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:00:45,790 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:00:45,790 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:00:45,791 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_a9180f39-6989-4037-92ce-495d5afbe3cc/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 -> f64603e8fc424d095dbd6d94a4665dc0340d8dd0 [2019-12-07 20:00:45,954 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:00:45,962 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:00:45,964 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:00:45,965 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:00:45,965 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:00:45,965 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a9180f39-6989-4037-92ce-495d5afbe3cc/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2019-12-07 20:00:46,002 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a9180f39-6989-4037-92ce-495d5afbe3cc/bin/utaipan/data/480660758/d39372169b6d4ebe8391ce901ba49e70/FLAG713959542 [2019-12-07 20:00:46,550 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:00:46,550 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a9180f39-6989-4037-92ce-495d5afbe3cc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2019-12-07 20:00:46,579 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a9180f39-6989-4037-92ce-495d5afbe3cc/bin/utaipan/data/480660758/d39372169b6d4ebe8391ce901ba49e70/FLAG713959542 [2019-12-07 20:00:47,035 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a9180f39-6989-4037-92ce-495d5afbe3cc/bin/utaipan/data/480660758/d39372169b6d4ebe8391ce901ba49e70 [2019-12-07 20:00:47,037 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:00:47,037 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:00:47,038 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:00:47,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:00:47,040 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:00:47,041 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:00:47" (1/1) ... [2019-12-07 20:00:47,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45ed55a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:00:47, skipping insertion in model container [2019-12-07 20:00:47,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:00:47" (1/1) ... [2019-12-07 20:00:47,047 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:00:47,144 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:00:48,491 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 20:00:48,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@e2c8279 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:00:48, skipping insertion in model container [2019-12-07 20:00:48,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:00:48,492 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 20:00:48,493 INFO L168 Benchmark]: Toolchain (without parser) took 1455.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 934.7 MB in the beginning and 1.1 GB in the end (delta: -115.9 MB). Peak memory consumption was 87.9 MB. Max. memory is 11.5 GB. [2019-12-07 20:00:48,494 INFO L168 Benchmark]: CDTParser took 0.13 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 20:00:48,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1453.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 929.3 MB in the beginning and 1.1 GB in the end (delta: -121.3 MB). Peak memory consumption was 82.6 MB. Max. memory is 11.5 GB. [2019-12-07 20:00:48,495 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 1453.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 929.3 MB in the beginning and 1.1 GB in the end (delta: -121.3 MB). Peak memory consumption was 82.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7594]: 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...