./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.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_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3d9d2d211f44c370913f905fad50d8dddbd8f17d .............................................................................................................................. 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_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3d9d2d211f44c370913f905fad50d8dddbd8f17d .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:34:25,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:34:25,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:34:25,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:34:25,416 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:34:25,417 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:34:25,419 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:34:25,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:34:25,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:34:25,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:34:25,427 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:34:25,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:34:25,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:34:25,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:34:25,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:34:25,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:34:25,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:34:25,447 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:34:25,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:34:25,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:34:25,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:34:25,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:34:25,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:34:25,466 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:34:25,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:34:25,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:34:25,470 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:34:25,471 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:34:25,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:34:25,473 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:34:25,473 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:34:25,474 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:34:25,475 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:34:25,476 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:34:25,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:34:25,478 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:34:25,479 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:34:25,479 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:34:25,479 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:34:25,480 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:34:25,481 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:34:25,482 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-11-28 04:34:25,511 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:34:25,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:34:25,513 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:34:25,513 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:34:25,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:34:25,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:34:25,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:34:25,514 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:34:25,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:34:25,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:34:25,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:34:25,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:34:25,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:34:25,517 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:34:25,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:34:25,517 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:34:25,518 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:34:25,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:34:25,518 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:34:25,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:34:25,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:34:25,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:34:25,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:34:25,519 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:34:25,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:34:25,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:34:25,520 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:34:25,520 INFO L138 SettingsManager]: * To the following directory=dump/ 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_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d9d2d211f44c370913f905fad50d8dddbd8f17d [2020-11-28 04:34:25,757 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:34:25,786 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:34:25,788 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:34:25,789 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:34:25,793 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:34:25,794 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2020-11-28 04:34:25,882 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak/data/4f0963299/ba107172c02c4355b5deb53cf6d05757/FLAG621513ed1 [2020-11-28 04:34:26,873 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:34:26,874 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2020-11-28 04:34:26,946 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak/data/4f0963299/ba107172c02c4355b5deb53cf6d05757/FLAG621513ed1 [2020-11-28 04:34:27,160 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak/data/4f0963299/ba107172c02c4355b5deb53cf6d05757 [2020-11-28 04:34:27,162 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:34:27,164 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:34:27,165 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:34:27,165 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:34:27,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:34:27,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:34:27" (1/1) ... [2020-11-28 04:34:27,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11fe2606 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:27, skipping insertion in model container [2020-11-28 04:34:27,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:34:27" (1/1) ... [2020-11-28 04:34:27,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:34:27,407 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:34:31,422 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 04:34:31,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d3f685b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:31, skipping insertion in model container [2020-11-28 04:34:31,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:34:31,424 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 04:34:31,428 INFO L168 Benchmark]: Toolchain (without parser) took 4261.42 ms. Allocated memory was 94.4 MB in the beginning and 167.8 MB in the end (delta: 73.4 MB). Free memory was 50.7 MB in the beginning and 96.8 MB in the end (delta: -46.1 MB). Peak memory consumption was 47.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:31,429 INFO L168 Benchmark]: CDTParser took 0.70 ms. Allocated memory is still 94.4 MB. Free memory was 57.2 MB in the beginning and 57.1 MB in the end (delta: 70.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:34:31,432 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4259.26 ms. Allocated memory was 94.4 MB in the beginning and 167.8 MB in the end (delta: 73.4 MB). Free memory was 50.7 MB in the beginning and 96.8 MB in the end (delta: -46.1 MB). Peak memory consumption was 47.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:31,435 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70 ms. Allocated memory is still 94.4 MB. Free memory was 57.2 MB in the beginning and 57.1 MB in the end (delta: 70.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4259.26 ms. Allocated memory was 94.4 MB in the beginning and 167.8 MB in the end (delta: 73.4 MB). Free memory was 50.7 MB in the beginning and 96.8 MB in the end (delta: -46.1 MB). Peak memory consumption was 47.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13432]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:34:33,836 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:34:33,838 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:34:33,878 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:34:33,879 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:34:33,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:34:33,887 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:34:33,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:34:33,894 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:34:33,900 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:34:33,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:34:33,907 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:34:33,907 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:34:33,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:34:33,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:34:33,916 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:34:33,918 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:34:33,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:34:33,925 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:34:33,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:34:33,935 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:34:33,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:34:33,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:34:33,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:34:33,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:34:33,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:34:33,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:34:33,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:34:33,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:34:33,963 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:34:33,964 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:34:33,965 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:34:33,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:34:33,967 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:34:33,968 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:34:33,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:34:33,970 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:34:33,970 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:34:33,970 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:34:33,971 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:34:33,972 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:34:33,973 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-11-28 04:34:33,998 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:34:33,998 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:34:33,999 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:34:34,000 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:34:34,001 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:34:34,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:34:34,002 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:34:34,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:34:34,002 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:34:34,002 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:34:34,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:34:34,003 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:34:34,003 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:34:34,004 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:34:34,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:34:34,004 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:34:34,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:34:34,005 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:34:34,005 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:34:34,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:34:34,006 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:34:34,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:34:34,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:34:34,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:34:34,007 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:34:34,007 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:34:34,008 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:34:34,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:34:34,008 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:34:34,009 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:34:34,009 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 04:34:34,009 INFO L138 SettingsManager]: * To the following directory=dump/ 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_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d9d2d211f44c370913f905fad50d8dddbd8f17d [2020-11-28 04:34:34,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:34:34,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:34:34,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:34:34,437 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:34:34,452 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:34:34,454 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2020-11-28 04:34:34,540 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak/data/2db0dc60e/1856e1d354c447c49d58f7e210143c53/FLAGdd785742c [2020-11-28 04:34:35,765 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:34:35,766 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2020-11-28 04:34:35,861 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak/data/2db0dc60e/1856e1d354c447c49d58f7e210143c53/FLAGdd785742c [2020-11-28 04:34:35,974 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_364c2818-4966-4829-988d-ffd4f6fa0039/bin/ukojak/data/2db0dc60e/1856e1d354c447c49d58f7e210143c53 [2020-11-28 04:34:35,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:34:35,979 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:34:35,982 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:34:35,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:34:35,987 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:34:35,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:34:35" (1/1) ... [2020-11-28 04:34:35,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72fd23eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:35, skipping insertion in model container [2020-11-28 04:34:35,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:34:35" (1/1) ... [2020-11-28 04:34:36,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:34:36,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:34:40,247 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 04:34:40,248 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5175c43d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:40, skipping insertion in model container [2020-11-28 04:34:40,248 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:34:40,249 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 04:34:40,252 INFO L168 Benchmark]: Toolchain (without parser) took 4270.74 ms. Allocated memory was 62.9 MB in the beginning and 144.7 MB in the end (delta: 81.8 MB). Free memory was 32.4 MB in the beginning and 82.6 MB in the end (delta: -50.2 MB). Peak memory consumption was 58.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:40,253 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 62.9 MB. Free memory was 43.8 MB in the beginning and 43.8 MB in the end (delta: 32.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:34:40,255 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4266.13 ms. Allocated memory was 62.9 MB in the beginning and 144.7 MB in the end (delta: 81.8 MB). Free memory was 32.2 MB in the beginning and 82.6 MB in the end (delta: -50.3 MB). Peak memory consumption was 58.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:40,258 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 62.9 MB. Free memory was 43.8 MB in the beginning and 43.8 MB in the end (delta: 32.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4266.13 ms. Allocated memory was 62.9 MB in the beginning and 144.7 MB in the end (delta: 81.8 MB). Free memory was 32.2 MB in the beginning and 82.6 MB in the end (delta: -50.3 MB). Peak memory consumption was 58.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13432]: 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...