./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_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/bin/utaipan/config/TaipanReach.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_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/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 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_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/bin/utaipan/config/TaipanReach.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_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/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 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 11:03:37,897 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 11:03:37,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 11:03:37,907 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 11:03:37,907 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 11:03:37,908 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 11:03:37,909 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 11:03:37,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 11:03:37,912 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 11:03:37,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 11:03:37,913 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 11:03:37,914 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 11:03:37,914 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 11:03:37,915 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 11:03:37,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 11:03:37,916 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 11:03:37,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 11:03:37,917 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 11:03:37,919 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 11:03:37,920 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 11:03:37,921 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 11:03:37,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 11:03:37,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 11:03:37,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 11:03:37,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 11:03:37,925 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 11:03:37,925 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 11:03:37,925 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 11:03:37,926 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 11:03:37,926 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 11:03:37,926 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 11:03:37,927 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 11:03:37,927 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 11:03:37,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 11:03:37,928 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 11:03:37,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 11:03:37,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 11:03:37,929 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 11:03:37,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 11:03:37,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 11:03:37,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 11:03:37,931 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 11:03:37,940 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 11:03:37,940 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 11:03:37,941 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 11:03:37,941 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 11:03:37,941 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 11:03:37,941 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 11:03:37,941 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 11:03:37,942 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 11:03:37,942 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 11:03:37,942 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 11:03:37,942 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 11:03:37,942 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 11:03:37,942 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 11:03:37,942 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 11:03:37,942 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 11:03:37,943 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 11:03:37,943 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 11:03:37,943 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 11:03:37,943 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 11:03:37,943 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 11:03:37,943 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 11:03:37,944 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 11:03:37,944 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 11:03:37,944 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 11:03:37,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 11:03:37,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 11:03:37,944 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 11:03:37,944 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 11:03:37,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 11:03:37,945 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 11:03:37,945 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 11:03:37,945 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 11:03:37,945 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 11:03:37,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 11:03:37,945 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 11:03:37,946 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 11:03:37,946 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 11:03:37,946 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 11:03:37,946 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_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/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 -> 55dab56f6dd8d9bd034121507882aad8a1aec8aa [2019-12-07 11:03:38,048 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 11:03:38,059 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 11:03:38,062 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 11:03:38,063 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 11:03:38,063 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 11:03:38,064 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/bin/utaipan/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-8817633-1-144_2a-drivers--staging--media--easycap--easycap.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-12-07 11:03:38,101 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/bin/utaipan/data/27ea797ac/5656b38df57c494684763c05450a0729/FLAGb1afe8f10 [2019-12-07 11:03:38,801 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 11:03:38,802 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-8817633-1-144_2a-drivers--staging--media--easycap--easycap.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-12-07 11:03:38,845 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/bin/utaipan/data/27ea797ac/5656b38df57c494684763c05450a0729/FLAGb1afe8f10 [2019-12-07 11:03:39,138 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/bin/utaipan/data/27ea797ac/5656b38df57c494684763c05450a0729 [2019-12-07 11:03:39,141 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 11:03:39,143 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 11:03:39,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 11:03:39,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 11:03:39,148 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 11:03:39,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:03:39" (1/1) ... [2019-12-07 11:03:39,152 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 11:03:39, skipping insertion in model container [2019-12-07 11:03:39,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:03:39" (1/1) ... [2019-12-07 11:03:39,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 11:03:39,319 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 11:03:39,850 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 11:03:40,278 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.IllegalArgumentException: byte size smaller than 1 makes no sense at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.preferences.CACSLPreferenceInitializer$MemoryModel.getPreciseEnoughMemoryModelFor(CACSLPreferenceInitializer.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.checkIfNecessaryMemoryModelAdaption(CHandler.java:1015) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:923) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:698) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1336) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1029) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1029) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1407) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3458) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:571) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-07 11:03:40,282 INFO L168 Benchmark]: Toolchain (without parser) took 1138.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 917.7 MB in the beginning and 1.1 GB in the end (delta: -159.6 MB). Peak memory consumption was 94.0 MB. Max. memory is 11.5 GB. [2019-12-07 11:03:40,282 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 11:03:40,283 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1135.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 917.7 MB in the beginning and 1.1 GB in the end (delta: -159.6 MB). Peak memory consumption was 94.0 MB. Max. memory is 11.5 GB. [2019-12-07 11:03:40,284 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1135.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 917.7 MB in the beginning and 1.1 GB in the end (delta: -159.6 MB). Peak memory consumption was 94.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: byte size smaller than 1 makes no sense de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: byte size smaller than 1 makes no sense: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.preferences.CACSLPreferenceInitializer$MemoryModel.getPreciseEnoughMemoryModelFor(CACSLPreferenceInitializer.java:193) 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 11:03:41,443 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 11:03:41,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 11:03:41,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 11:03:41,452 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 11:03:41,453 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 11:03:41,454 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 11:03:41,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 11:03:41,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 11:03:41,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 11:03:41,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 11:03:41,458 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 11:03:41,459 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 11:03:41,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 11:03:41,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 11:03:41,461 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 11:03:41,461 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 11:03:41,462 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 11:03:41,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 11:03:41,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 11:03:41,466 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 11:03:41,467 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 11:03:41,468 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 11:03:41,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 11:03:41,470 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 11:03:41,470 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 11:03:41,471 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 11:03:41,471 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 11:03:41,472 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 11:03:41,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 11:03:41,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 11:03:41,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 11:03:41,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 11:03:41,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 11:03:41,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 11:03:41,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 11:03:41,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 11:03:41,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 11:03:41,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 11:03:41,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 11:03:41,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 11:03:41,477 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 11:03:41,487 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 11:03:41,487 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 11:03:41,487 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 11:03:41,488 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 11:03:41,488 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 11:03:41,488 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 11:03:41,488 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 11:03:41,488 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 11:03:41,488 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 11:03:41,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 11:03:41,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 11:03:41,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 11:03:41,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 11:03:41,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 11:03:41,490 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 11:03:41,490 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 11:03:41,490 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 11:03:41,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 11:03:41,490 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 11:03:41,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 11:03:41,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 11:03:41,491 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 11:03:41,491 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 11:03:41,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 11:03:41,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 11:03:41,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 11:03:41,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 11:03:41,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 11:03:41,492 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 11:03:41,492 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 11:03:41,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 11:03:41,492 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 11:03:41,492 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 11:03:41,492 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_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/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 -> 55dab56f6dd8d9bd034121507882aad8a1aec8aa [2019-12-07 11:03:41,661 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 11:03:41,670 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 11:03:41,672 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 11:03:41,673 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 11:03:41,673 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 11:03:41,674 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/bin/utaipan/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-8817633-1-144_2a-drivers--staging--media--easycap--easycap.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-12-07 11:03:41,713 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/bin/utaipan/data/a4de57207/1791d65a0acf4b85933a01b118c9995c/FLAGbb3e8a409 [2019-12-07 11:03:42,342 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 11:03:42,343 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-8817633-1-144_2a-drivers--staging--media--easycap--easycap.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-12-07 11:03:42,375 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/bin/utaipan/data/a4de57207/1791d65a0acf4b85933a01b118c9995c/FLAGbb3e8a409 [2019-12-07 11:03:42,477 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1aabe105-a2ba-4c4d-ba5c-c9ee60a94284/bin/utaipan/data/a4de57207/1791d65a0acf4b85933a01b118c9995c [2019-12-07 11:03:42,479 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 11:03:42,480 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 11:03:42,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 11:03:42,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 11:03:42,483 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 11:03:42,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:03:42" (1/1) ... [2019-12-07 11:03:42,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a9c3486 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:03:42, skipping insertion in model container [2019-12-07 11:03:42,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:03:42" (1/1) ... [2019-12-07 11:03:42,491 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 11:03:42,608 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 11:03:43,871 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 11:03:43,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6e28e2ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:03:43, skipping insertion in model container [2019-12-07 11:03:43,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 11:03:43,872 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 11:03:43,874 INFO L168 Benchmark]: Toolchain (without parser) took 1393.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 929.4 MB in the beginning and 1.1 GB in the end (delta: -130.7 MB). Peak memory consumption was 108.6 MB. Max. memory is 11.5 GB. [2019-12-07 11:03:43,875 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 11:03:43,875 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1391.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 929.4 MB in the beginning and 1.1 GB in the end (delta: -130.7 MB). Peak memory consumption was 108.6 MB. Max. memory is 11.5 GB. [2019-12-07 11:03:43,876 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 1391.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 929.4 MB in the beginning and 1.1 GB in the end (delta: -130.7 MB). Peak memory consumption was 108.6 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...