./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-43_2a-drivers--media--pci--bt8xx--bttv.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--pci--bt8xx--bttv.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/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 07ae8eb4bd806769c7b73b4975bd9e4c135fcb36 ............................................................................................................................... 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_34a86aab-76ad-40a9-8bc9-657ff21d8151/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--pci--bt8xx--bttv.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/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 07ae8eb4bd806769c7b73b4975bd9e4c135fcb36 ................................................................................................................................. 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 03:20:04,737 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:20:04,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:20:04,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:20:04,811 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:20:04,821 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:20:04,830 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:20:04,836 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:20:04,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:20:04,842 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:20:04,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:20:04,848 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:20:04,849 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:20:04,858 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:20:04,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:20:04,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:20:04,862 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:20:04,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:20:04,866 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:20:04,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:20:04,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:20:04,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:20:04,882 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:20:04,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:20:04,895 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:20:04,897 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:20:04,898 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:20:04,900 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:20:04,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:20:04,903 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:20:04,903 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:20:04,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:20:04,908 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:20:04,909 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:20:04,911 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:20:04,911 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:20:04,912 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:20:04,913 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:20:04,913 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:20:04,914 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:20:04,915 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:20:04,919 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 03:20:04,979 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:20:04,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:20:04,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:20:04,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:20:04,985 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:20:04,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:20:04,985 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:20:04,986 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:20:04,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:20:04,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:20:04,988 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:20:04,988 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:20:04,988 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:20:04,989 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:20:04,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:20:04,989 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:20:04,990 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:20:04,990 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:20:04,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:20:04,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:20:04,991 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:20:04,991 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:20:04,991 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:20:04,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:20:04,992 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:20:04,992 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:20:04,993 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:20:04,993 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_34a86aab-76ad-40a9-8bc9-657ff21d8151/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 07ae8eb4bd806769c7b73b4975bd9e4c135fcb36 [2020-11-28 03:20:05,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:20:05,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:20:05,350 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:20:05,352 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:20:05,353 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:20:05,354 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--pci--bt8xx--bttv.ko-entry_point.cil.out.i [2020-11-28 03:20:05,445 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/bin/uautomizer/data/10ac492b7/9c78cd5c5b2044dca08b44efce4e5f9e/FLAG2364791dd [2020-11-28 03:20:06,700 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:20:06,700 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--pci--bt8xx--bttv.ko-entry_point.cil.out.i [2020-11-28 03:20:06,786 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/bin/uautomizer/data/10ac492b7/9c78cd5c5b2044dca08b44efce4e5f9e/FLAG2364791dd [2020-11-28 03:20:07,279 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/bin/uautomizer/data/10ac492b7/9c78cd5c5b2044dca08b44efce4e5f9e [2020-11-28 03:20:07,282 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:20:07,284 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:20:07,285 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:20:07,285 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:20:07,289 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:20:07,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:20:07" (1/1) ... [2020-11-28 03:20:07,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e7eb751 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:07, skipping insertion in model container [2020-11-28 03:20:07,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:20:07" (1/1) ... [2020-11-28 03:20:07,304 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:20:07,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:20:08,562 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [5093] [2020-11-28 03:20:12,177 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:20:12,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@f8a2532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:12, skipping insertion in model container [2020-11-28 03:20:12,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:20:12,179 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:20:12,181 INFO L168 Benchmark]: Toolchain (without parser) took 4896.10 ms. Allocated memory was 125.8 MB in the beginning and 174.1 MB in the end (delta: 48.2 MB). Free memory was 88.8 MB in the beginning and 92.1 MB in the end (delta: -3.3 MB). Peak memory consumption was 76.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:20:12,182 INFO L168 Benchmark]: CDTParser took 0.97 ms. Allocated memory is still 81.8 MB. Free memory was 39.9 MB in the beginning and 39.8 MB in the end (delta: 42.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:20:12,183 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4893.42 ms. Allocated memory was 125.8 MB in the beginning and 174.1 MB in the end (delta: 48.2 MB). Free memory was 88.3 MB in the beginning and 92.1 MB in the end (delta: -3.8 MB). Peak memory consumption was 76.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:20:12,185 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.97 ms. Allocated memory is still 81.8 MB. Free memory was 39.9 MB in the beginning and 39.8 MB in the end (delta: 42.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4893.42 ms. Allocated memory was 125.8 MB in the beginning and 174.1 MB in the end (delta: 48.2 MB). Free memory was 88.3 MB in the beginning and 92.1 MB in the end (delta: -3.8 MB). Peak memory consumption was 76.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8729]: 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 03:20:14,749 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:20:14,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:20:14,801 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:20:14,802 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:20:14,804 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:20:14,806 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:20:14,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:20:14,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:20:14,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:20:14,815 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:20:14,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:20:14,818 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:20:14,820 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:20:14,821 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:20:14,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:20:14,824 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:20:14,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:20:14,828 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:20:14,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:20:14,834 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:20:14,843 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:20:14,845 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:20:14,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:20:14,850 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:20:14,857 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:20:14,858 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:20:14,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:20:14,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:20:14,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:20:14,867 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:20:14,868 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:20:14,870 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:20:14,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:20:14,874 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:20:14,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:20:14,876 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:20:14,876 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:20:14,877 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:20:14,878 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:20:14,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:20:14,882 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 03:20:14,935 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:20:14,935 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:20:14,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:20:14,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:20:14,940 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:20:14,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:20:14,940 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:20:14,941 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:20:14,941 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:20:14,941 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:20:14,943 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:20:14,943 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:20:14,943 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:20:14,943 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:20:14,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:20:14,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:20:14,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:20:14,945 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:20:14,945 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:20:14,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:20:14,945 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:20:14,946 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:20:14,946 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:20:14,946 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:20:14,947 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:20:14,947 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:20:14,947 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:20:14,947 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:20:14,948 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 03:20:14,948 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_34a86aab-76ad-40a9-8bc9-657ff21d8151/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 07ae8eb4bd806769c7b73b4975bd9e4c135fcb36 [2020-11-28 03:20:15,470 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:20:15,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:20:15,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:20:15,516 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:20:15,518 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:20:15,520 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--pci--bt8xx--bttv.ko-entry_point.cil.out.i [2020-11-28 03:20:15,616 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/bin/uautomizer/data/90bb9ce79/be6026bbd1e641a39ba44c3faf59389f/FLAG14fc25d27 [2020-11-28 03:20:17,051 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:20:17,052 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--pci--bt8xx--bttv.ko-entry_point.cil.out.i [2020-11-28 03:20:17,137 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/bin/uautomizer/data/90bb9ce79/be6026bbd1e641a39ba44c3faf59389f/FLAG14fc25d27 [2020-11-28 03:20:17,616 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_34a86aab-76ad-40a9-8bc9-657ff21d8151/bin/uautomizer/data/90bb9ce79/be6026bbd1e641a39ba44c3faf59389f [2020-11-28 03:20:17,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:20:17,622 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:20:17,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:20:17,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:20:17,631 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:20:17,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:20:17" (1/1) ... [2020-11-28 03:20:17,636 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4545c569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:17, skipping insertion in model container [2020-11-28 03:20:17,636 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:20:17" (1/1) ... [2020-11-28 03:20:17,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:20:18,047 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:20:18,821 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [5093] [2020-11-28 03:20:22,678 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:20:22,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@74ca62b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:22, skipping insertion in model container [2020-11-28 03:20:22,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:20:22,680 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:20:22,683 INFO L168 Benchmark]: Toolchain (without parser) took 5059.57 ms. Allocated memory was 79.7 MB in the beginning and 119.5 MB in the end (delta: 39.8 MB). Free memory was 36.0 MB in the beginning and 40.8 MB in the end (delta: -4.8 MB). Peak memory consumption was 40.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:20:22,685 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 79.7 MB. Free memory was 61.9 MB in the beginning and 61.8 MB in the end (delta: 77.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:20:22,686 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5054.04 ms. Allocated memory was 79.7 MB in the beginning and 119.5 MB in the end (delta: 39.8 MB). Free memory was 35.8 MB in the beginning and 40.8 MB in the end (delta: -5.0 MB). Peak memory consumption was 40.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:20:22,690 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 79.7 MB. Free memory was 61.9 MB in the beginning and 61.8 MB in the end (delta: 77.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5054.04 ms. Allocated memory was 79.7 MB in the beginning and 119.5 MB in the end (delta: 39.8 MB). Free memory was 35.8 MB in the beginning and 40.8 MB in the end (delta: -5.0 MB). Peak memory consumption was 40.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8729]: 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...