./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 826e47c45f2414c8b9353253d5afb8fb66350956 .......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 826e47c45f2414c8b9353253d5afb8fb66350956 ..................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:05:29,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:05:29,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:05:29,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:05:29,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:05:29,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:05:29,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:05:29,489 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:05:29,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:05:29,508 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:05:29,509 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:05:29,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:05:29,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:05:29,515 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:05:29,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:05:29,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:05:29,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:05:29,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:05:29,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:05:29,536 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:05:29,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:05:29,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:05:29,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:05:29,543 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:05:29,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:05:29,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:05:29,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:05:29,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:05:29,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:05:29,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:05:29,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:05:29,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:05:29,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:05:29,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:05:29,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:05:29,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:05:29,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:05:29,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:05:29,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:05:29,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:05:29,567 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:05:29,570 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-22 13:05:29,610 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:05:29,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:05:29,611 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:05:29,612 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:05:29,612 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:05:29,612 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:05:29,612 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:05:29,612 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:05:29,613 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:05:29,613 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:05:29,614 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:05:29,614 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:05:29,614 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:05:29,615 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:05:29,615 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:05:29,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:05:29,616 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:05:29,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:05:29,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:05:29,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:05:29,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:05:29,617 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:05:29,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:05:29,617 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:05:29,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:05:29,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:05:29,618 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:05:29,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:05:29,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:05:29,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:05:29,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:05:29,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:05:29,621 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:05:29,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:05:29,621 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:05:29,622 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:05:29,622 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:05:29,622 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-22 13:05:29,622 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 826e47c45f2414c8b9353253d5afb8fb66350956 [2020-11-22 13:05:29,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:05:29,979 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:05:29,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:05:29,985 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:05:29,985 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:05:29,986 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i [2020-11-22 13:05:30,059 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan/data/12be642b4/3338cca45f194aa59902b77396388c08/FLAG89aa3a097 [2020-11-22 13:05:31,545 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:05:31,546 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i [2020-11-22 13:05:31,648 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan/data/12be642b4/3338cca45f194aa59902b77396388c08/FLAG89aa3a097 [2020-11-22 13:05:31,932 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan/data/12be642b4/3338cca45f194aa59902b77396388c08 [2020-11-22 13:05:31,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:05:31,938 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:05:31,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:05:31,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:05:31,945 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:05:31,947 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:05:31" (1/1) ... [2020-11-22 13:05:31,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ade5973 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:31, skipping insertion in model container [2020-11-22 13:05:31,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:05:31" (1/1) ... [2020-11-22 13:05:31,957 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:05:32,250 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:05:32,889 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4575] [2020-11-22 13:05:34,283 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: ivtv_vapi [2020-11-22 13:05:34,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76bc8914 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:34, skipping insertion in model container [2020-11-22 13:05:34,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:05:34,285 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:05:34,289 INFO L168 Benchmark]: Toolchain (without parser) took 2348.49 ms. Allocated memory was 102.8 MB in the beginning and 138.4 MB in the end (delta: 35.7 MB). Free memory was 66.0 MB in the beginning and 74.4 MB in the end (delta: -8.4 MB). Peak memory consumption was 65.3 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:34,291 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 77.6 MB. Free memory is still 41.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:05:34,293 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2343.12 ms. Allocated memory was 102.8 MB in the beginning and 138.4 MB in the end (delta: 35.7 MB). Free memory was 65.7 MB in the beginning and 74.4 MB in the end (delta: -8.8 MB). Peak memory consumption was 65.3 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:34,295 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 77.6 MB. Free memory is still 41.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2343.12 ms. Allocated memory was 102.8 MB in the beginning and 138.4 MB in the end (delta: 35.7 MB). Free memory was 65.7 MB in the beginning and 74.4 MB in the end (delta: -8.8 MB). Peak memory consumption was 65.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7395]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: ivtv_vapi RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:05:36,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:05:36,600 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:05:36,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:05:36,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:05:36,636 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:05:36,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:05:36,641 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:05:36,643 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:05:36,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:05:36,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:05:36,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:05:36,663 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:05:36,668 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:05:36,669 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:05:36,670 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:05:36,671 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:05:36,673 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:05:36,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:05:36,677 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:05:36,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:05:36,682 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:05:36,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:05:36,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:05:36,700 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:05:36,700 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:05:36,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:05:36,708 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:05:36,709 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:05:36,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:05:36,710 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:05:36,712 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:05:36,714 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:05:36,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:05:36,716 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:05:36,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:05:36,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:05:36,718 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:05:36,718 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:05:36,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:05:36,721 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:05:36,722 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-22 13:05:36,773 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:05:36,774 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:05:36,776 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:05:36,776 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:05:36,777 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:05:36,777 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:05:36,777 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:05:36,777 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:05:36,777 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:05:36,779 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:05:36,780 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:05:36,780 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:05:36,781 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:05:36,781 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:05:36,781 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:05:36,781 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:05:36,781 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:05:36,782 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:05:36,782 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:05:36,782 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:05:36,782 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:05:36,783 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:05:36,783 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:05:36,783 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:05:36,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:05:36,784 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:05:36,784 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:05:36,784 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:05:36,784 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:05:36,784 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:05:36,785 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:05:36,785 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:05:36,785 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:05:36,785 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 826e47c45f2414c8b9353253d5afb8fb66350956 [2020-11-22 13:05:37,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:05:37,283 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:05:37,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:05:37,289 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:05:37,290 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:05:37,291 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i [2020-11-22 13:05:37,359 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan/data/6d7744ef5/a48c59509c3a4109a22961eeabe333ff/FLAGb353595b7 [2020-11-22 13:05:38,810 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:05:38,812 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i [2020-11-22 13:05:38,916 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan/data/6d7744ef5/a48c59509c3a4109a22961eeabe333ff/FLAGb353595b7 [2020-11-22 13:05:39,331 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1c19792f-01ad-4e8c-b97a-267f5f41368f/bin/utaipan/data/6d7744ef5/a48c59509c3a4109a22961eeabe333ff [2020-11-22 13:05:39,333 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:05:39,335 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:05:39,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:05:39,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:05:39,342 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:05:39,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:05:39" (1/1) ... [2020-11-22 13:05:39,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45dcf340 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:39, skipping insertion in model container [2020-11-22 13:05:39,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:05:39" (1/1) ... [2020-11-22 13:05:39,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:05:39,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:05:40,384 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4575] [2020-11-22 13:05:42,072 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: ivtv_vapi [2020-11-22 13:05:42,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7c29ca0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:42, skipping insertion in model container [2020-11-22 13:05:42,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:05:42,074 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:05:42,078 INFO L168 Benchmark]: Toolchain (without parser) took 2741.88 ms. Allocated memory was 83.9 MB in the beginning and 125.8 MB in the end (delta: 41.9 MB). Free memory was 42.9 MB in the beginning and 46.3 MB in the end (delta: -3.4 MB). Peak memory consumption was 42.7 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:42,079 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 58.7 MB. Free memory was 40.5 MB in the beginning and 40.5 MB in the end (delta: 29.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:05:42,080 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2737.94 ms. Allocated memory was 83.9 MB in the beginning and 125.8 MB in the end (delta: 41.9 MB). Free memory was 42.7 MB in the beginning and 46.3 MB in the end (delta: -3.6 MB). Peak memory consumption was 42.7 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:42,082 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 58.7 MB. Free memory was 40.5 MB in the beginning and 40.5 MB in the end (delta: 29.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2737.94 ms. Allocated memory was 83.9 MB in the beginning and 125.8 MB in the end (delta: 41.9 MB). Free memory was 42.7 MB in the beginning and 46.3 MB in the end (delta: -3.6 MB). Peak memory consumption was 42.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7395]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: ivtv_vapi RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...