./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.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_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8cdea082a56c594ff07829694fd0596d08b7f363 .............................................................................................................................. 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_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8cdea082a56c594ff07829694fd0596d08b7f363 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:02:52,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:02:52,288 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:02:52,380 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:02:52,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:02:52,382 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:02:52,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:02:52,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:02:52,390 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:02:52,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:02:52,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:02:52,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:02:52,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:02:52,397 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:02:52,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:02:52,401 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:02:52,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:02:52,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:02:52,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:02:52,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:02:52,412 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:02:52,421 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:02:52,423 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:02:52,424 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:02:52,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:02:52,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:02:52,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:02:52,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:02:52,443 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:02:52,445 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:02:52,445 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:02:52,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:02:52,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:02:52,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:02:52,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:02:52,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:02:52,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:02:52,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:02:52,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:02:52,466 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:02:52,467 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:02:52,468 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-29 19:02:52,514 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:02:52,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:02:52,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:02:52,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:02:52,517 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 19:02:52,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:02:52,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:02:52,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:02:52,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:02:52,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:02:52,519 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:02:52,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:02:52,519 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:02:52,520 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:02:52,520 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:02:52,520 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 19:02:52,521 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:02:52,521 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 19:02:52,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 19:02:52,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:02:52,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:02:52,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:02:52,522 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 19:02:52,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:02:52,523 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:02:52,523 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 19:02:52,524 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 19:02:52,524 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_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cdea082a56c594ff07829694fd0596d08b7f363 [2020-11-29 19:02:52,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:02:52,856 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:02:52,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:02:52,863 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:02:52,864 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:02:52,866 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-29 19:02:52,981 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer/data/90d6dd2cd/34949ed119254f5a8beb5f45e0546cc6/FLAG9567fd235 [2020-11-29 19:02:54,572 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:02:54,573 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-29 19:02:54,724 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer/data/90d6dd2cd/34949ed119254f5a8beb5f45e0546cc6/FLAG9567fd235 [2020-11-29 19:02:54,895 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer/data/90d6dd2cd/34949ed119254f5a8beb5f45e0546cc6 [2020-11-29 19:02:54,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:02:54,900 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:02:54,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:02:54,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:02:54,906 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:02:54,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:02:54" (1/1) ... [2020-11-29 19:02:54,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75338200 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:02:54, skipping insertion in model container [2020-11-29 19:02:54,910 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:02:54" (1/1) ... [2020-11-29 19:02:54,919 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:02:55,301 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:03:00,861 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 19:03:00,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2a3b4687 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:03:00, skipping insertion in model container [2020-11-29 19:03:00,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:03:00,863 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 19:03:00,867 INFO L168 Benchmark]: Toolchain (without parser) took 5963.56 ms. Allocated memory was 125.8 MB in the beginning and 195.0 MB in the end (delta: 69.2 MB). Free memory was 86.8 MB in the beginning and 104.7 MB in the end (delta: -17.9 MB). Peak memory consumption was 79.4 MB. Max. memory is 16.1 GB. [2020-11-29 19:03:00,869 INFO L168 Benchmark]: CDTParser took 1.84 ms. Allocated memory is still 86.0 MB. Free memory was 46.1 MB in the beginning and 46.0 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:03:00,874 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5960.34 ms. Allocated memory was 125.8 MB in the beginning and 195.0 MB in the end (delta: 69.2 MB). Free memory was 86.8 MB in the beginning and 104.7 MB in the end (delta: -17.9 MB). Peak memory consumption was 79.4 MB. Max. memory is 16.1 GB. [2020-11-29 19:03:00,877 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.84 ms. Allocated memory is still 86.0 MB. Free memory was 46.1 MB in the beginning and 46.0 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5960.34 ms. Allocated memory was 125.8 MB in the beginning and 195.0 MB in the end (delta: 69.2 MB). Free memory was 86.8 MB in the beginning and 104.7 MB in the end (delta: -17.9 MB). Peak memory consumption was 79.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8703]: 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 [2020-11-29 19:03:03,712 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:03:03,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:03:03,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:03:03,766 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:03:03,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:03:03,775 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:03:03,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:03:03,785 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:03:03,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:03:03,794 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:03:03,797 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:03:03,809 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:03:03,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:03:03,812 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:03:03,813 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:03:03,814 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:03:03,815 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:03:03,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:03:03,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:03:03,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:03:03,833 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:03:03,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:03:03,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:03:03,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:03:03,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:03:03,848 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:03:03,850 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:03:03,851 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:03:03,853 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:03:03,853 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:03:03,854 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:03:03,857 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:03:03,858 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:03:03,859 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:03:03,860 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:03:03,861 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:03:03,861 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:03:03,861 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:03:03,864 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:03:03,865 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:03:03,865 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-29 19:03:03,921 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:03:03,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:03:03,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:03:03,926 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:03:03,926 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 19:03:03,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:03:03,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:03:03,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:03:03,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:03:03,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:03:03,929 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 19:03:03,929 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 19:03:03,929 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:03:03,930 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:03:03,930 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:03:03,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:03:03,931 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 19:03:03,931 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:03:03,931 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 19:03:03,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 19:03:03,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:03:03,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:03:03,932 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:03:03,933 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 19:03:03,933 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 19:03:03,933 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:03:03,934 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 19:03:03,934 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 19:03:03,934 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-29 19:03:03,934 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_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cdea082a56c594ff07829694fd0596d08b7f363 [2020-11-29 19:03:04,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:03:04,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:03:04,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:03:04,456 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:03:04,457 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:03:04,459 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-29 19:03:04,556 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer/data/57294d1a5/ebffb465b6fc411496541339f3b16191/FLAG515c64468 [2020-11-29 19:03:06,326 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:03:06,327 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-29 19:03:06,501 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer/data/57294d1a5/ebffb465b6fc411496541339f3b16191/FLAG515c64468 [2020-11-29 19:03:06,578 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c5e5f895-d6a0-4c2b-9161-375642ad4f8e/bin/uautomizer/data/57294d1a5/ebffb465b6fc411496541339f3b16191 [2020-11-29 19:03:06,582 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:03:06,585 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:03:06,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:03:06,590 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:03:06,595 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:03:06,596 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:03:06" (1/1) ... [2020-11-29 19:03:06,600 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57a6b7c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:03:06, skipping insertion in model container [2020-11-29 19:03:06,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:03:06" (1/1) ... [2020-11-29 19:03:06,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:03:07,073 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:03:12,459 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 19:03:12,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f45b109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:03:12, skipping insertion in model container [2020-11-29 19:03:12,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:03:12,461 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 19:03:12,465 INFO L168 Benchmark]: Toolchain (without parser) took 5877.33 ms. Allocated memory was 75.5 MB in the beginning and 199.2 MB in the end (delta: 123.7 MB). Free memory was 36.6 MB in the beginning and 135.1 MB in the end (delta: -98.5 MB). Peak memory consumption was 39.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:03:12,465 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 60.8 MB. Free memory is still 42.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:03:12,467 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5871.68 ms. Allocated memory was 75.5 MB in the beginning and 199.2 MB in the end (delta: 123.7 MB). Free memory was 36.3 MB in the beginning and 135.1 MB in the end (delta: -98.7 MB). Peak memory consumption was 39.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:03:12,469 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 60.8 MB. Free memory is still 42.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5871.68 ms. Allocated memory was 75.5 MB in the beginning and 199.2 MB in the end (delta: 123.7 MB). Free memory was 36.3 MB in the beginning and 135.1 MB in the end (delta: -98.7 MB). Peak memory consumption was 39.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8703]: 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...