./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG/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_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG --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 c9ac35b9d4aa644a93ac0582656cdcb7a0c39bf680b5718648dd5ed02725c5c5 ........................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG/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_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG --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 c9ac35b9d4aa644a93ac0582656cdcb7a0c39bf680b5718648dd5ed02725c5c5 .................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:57:13,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:57:13,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:57:13,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:57:13,398 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:57:13,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:57:13,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:57:13,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:57:13,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:57:13,412 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:57:13,413 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:57:13,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:57:13,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:57:13,418 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:57:13,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:57:13,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:57:13,424 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:57:13,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:57:13,429 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:57:13,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:57:13,440 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:57:13,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:57:13,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:57:13,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:57:13,460 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:57:13,465 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:57:13,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:57:13,467 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:57:13,469 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:57:13,471 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:57:13,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:57:13,474 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:57:13,476 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:57:13,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:57:13,480 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:57:13,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:57:13,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:57:13,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:57:13,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:57:13,484 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:57:13,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:57:13,486 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-29 04:57:13,550 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:57:13,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:57:13,553 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:57:13,554 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:57:13,554 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:57:13,554 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:57:13,555 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 04:57:13,555 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:57:13,564 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:57:13,564 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 04:57:13,564 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 04:57:13,564 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:57:13,565 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 04:57:13,565 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 04:57:13,565 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 04:57:13,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:57:13,566 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:57:13,566 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:57:13,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:57:13,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:57:13,567 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:57:13,567 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:57:13,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:57:13,567 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:57:13,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:57:13,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:57:13,568 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:57:13,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:57:13,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:57:13,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:57:13,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:57:13,569 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 04:57:13,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:57:13,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:57:13,570 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:57:13,570 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:57:13,570 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_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9ac35b9d4aa644a93ac0582656cdcb7a0c39bf680b5718648dd5ed02725c5c5 [2021-10-29 04:57:13,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:57:13,928 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:57:13,932 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:57:13,934 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:57:13,935 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:57:13,937 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG/../../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 [2021-10-29 04:57:14,016 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG/data/c1c01d3d4/ddebc6d5a19b4b25be63ccfeceacb14f/FLAG1da748a66 [2021-10-29 04:57:15,628 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:57:15,629 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/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 [2021-10-29 04:57:15,795 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG/data/c1c01d3d4/ddebc6d5a19b4b25be63ccfeceacb14f/FLAG1da748a66 [2021-10-29 04:57:15,929 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG/data/c1c01d3d4/ddebc6d5a19b4b25be63ccfeceacb14f [2021-10-29 04:57:15,932 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:57:15,935 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:57:15,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:57:15,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:57:15,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:57:15,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:57:15" (1/1) ... [2021-10-29 04:57:15,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@200e866e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:57:15, skipping insertion in model container [2021-10-29 04:57:15,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:57:15" (1/1) ... [2021-10-29 04:57:15,960 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:57:16,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:57:17,221 WARN L1220 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4575] [2021-10-29 04:57:18,657 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: ivtv_vapi [2021-10-29 04:57:18,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4d25982e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:57:18, skipping insertion in model container [2021-10-29 04:57:18,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:57:18,659 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:57:18,662 INFO L168 Benchmark]: Toolchain (without parser) took 2725.46 ms. Allocated memory was 107.0 MB in the beginning and 163.6 MB in the end (delta: 56.6 MB). Free memory was 50.1 MB in the beginning and 98.4 MB in the end (delta: -48.3 MB). Peak memory consumption was 47.0 MB. Max. memory is 16.1 GB. [2021-10-29 04:57:18,663 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 107.0 MB. Free memory was 83.4 MB in the beginning and 83.4 MB in the end (delta: 57.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:57:18,665 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2720.90 ms. Allocated memory was 107.0 MB in the beginning and 163.6 MB in the end (delta: 56.6 MB). Free memory was 49.8 MB in the beginning and 98.4 MB in the end (delta: -48.6 MB). Peak memory consumption was 47.0 MB. Max. memory is 16.1 GB. [2021-10-29 04:57:18,667 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 107.0 MB. Free memory was 83.4 MB in the beginning and 83.4 MB in the end (delta: 57.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2720.90 ms. Allocated memory was 107.0 MB in the beginning and 163.6 MB in the end (delta: 56.6 MB). Free memory was 49.8 MB in the beginning and 98.4 MB in the end (delta: -48.6 MB). Peak memory consumption was 47.0 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 0.2.1-dev-b2eff8b [2021-10-29 04:57:21,422 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:57:21,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:57:21,511 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:57:21,512 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:57:21,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:57:21,521 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:57:21,527 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:57:21,531 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:57:21,544 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:57:21,545 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:57:21,547 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:57:21,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:57:21,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:57:21,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:57:21,553 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:57:21,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:57:21,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:57:21,561 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:57:21,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:57:21,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:57:21,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:57:21,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:57:21,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:57:21,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:57:21,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:57:21,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:57:21,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:57:21,600 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:57:21,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:57:21,602 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:57:21,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:57:21,606 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:57:21,608 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:57:21,610 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:57:21,611 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:57:21,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:57:21,612 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:57:21,612 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:57:21,615 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:57:21,616 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:57:21,623 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-29 04:57:21,682 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:57:21,683 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:57:21,684 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:57:21,685 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:57:21,685 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:57:21,685 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:57:21,685 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:57:21,686 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:57:21,686 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:57:21,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:57:21,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:57:21,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:57:21,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:57:21,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:57:21,691 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:57:21,691 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:57:21,691 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:57:21,691 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:57:21,691 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:57:21,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:57:21,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:57:21,692 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 04:57:21,693 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:57:21,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:57:21,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:57:21,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:57:21,694 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:57:21,694 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:57:21,694 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:57:21,694 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:57:21,695 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:57:21,695 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:57:21,695 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_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9ac35b9d4aa644a93ac0582656cdcb7a0c39bf680b5718648dd5ed02725c5c5 [2021-10-29 04:57:22,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:57:22,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:57:22,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:57:22,229 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:57:22,230 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:57:22,231 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG/../../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 [2021-10-29 04:57:22,330 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG/data/5523ee984/ba82e38bb6224c469943db93f95480b3/FLAGc16a1894d [2021-10-29 04:57:24,253 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:57:24,255 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/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 [2021-10-29 04:57:24,382 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG/data/5523ee984/ba82e38bb6224c469943db93f95480b3/FLAGc16a1894d [2021-10-29 04:57:24,441 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb5a582-654e-4cce-9af0-d82f901a2f6c/bin/utaipan-SDwSMHVbGG/data/5523ee984/ba82e38bb6224c469943db93f95480b3 [2021-10-29 04:57:24,445 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:57:24,447 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:57:24,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:57:24,451 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:57:24,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:57:24,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:57:24" (1/1) ... [2021-10-29 04:57:24,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4910e23f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:57:24, skipping insertion in model container [2021-10-29 04:57:24,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:57:24" (1/1) ... [2021-10-29 04:57:24,469 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:57:24,946 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:57:25,813 WARN L1220 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4575] [2021-10-29 04:57:27,490 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: ivtv_vapi [2021-10-29 04:57:27,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6f65dd03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:57:27, skipping insertion in model container [2021-10-29 04:57:27,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:57:27,492 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:57:27,496 INFO L168 Benchmark]: Toolchain (without parser) took 3046.28 ms. Allocated memory was 77.6 MB in the beginning and 117.4 MB in the end (delta: 39.8 MB). Free memory was 35.9 MB in the beginning and 50.2 MB in the end (delta: -14.3 MB). Peak memory consumption was 46.8 MB. Max. memory is 16.1 GB. [2021-10-29 04:57:27,497 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 60.8 MB. Free memory is still 41.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:57:27,502 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3041.80 ms. Allocated memory was 77.6 MB in the beginning and 117.4 MB in the end (delta: 39.8 MB). Free memory was 35.7 MB in the beginning and 50.8 MB in the end (delta: -15.1 MB). Peak memory consumption was 44.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:57:27,504 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 60.8 MB. Free memory is still 41.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3041.80 ms. Allocated memory was 77.6 MB in the beginning and 117.4 MB in the end (delta: 39.8 MB). Free memory was 35.7 MB in the beginning and 50.8 MB in the end (delta: -15.1 MB). Peak memory consumption was 44.7 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...