./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.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_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3496514ebf695c0e47c992b2623dbf4c4c0085d4 .......................................................................................................................................... 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_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3496514ebf695c0e47c992b2623dbf4c4c0085d4 .................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 02:01:28,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 02:01:28,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 02:01:28,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 02:01:28,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 02:01:28,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 02:01:28,478 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 02:01:28,486 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 02:01:28,488 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 02:01:28,493 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 02:01:28,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 02:01:28,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 02:01:28,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 02:01:28,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 02:01:28,508 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 02:01:28,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 02:01:28,511 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 02:01:28,512 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 02:01:28,515 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 02:01:28,517 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 02:01:28,520 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 02:01:28,522 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 02:01:28,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 02:01:28,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 02:01:28,529 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 02:01:28,530 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 02:01:28,530 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 02:01:28,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 02:01:28,532 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 02:01:28,534 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 02:01:28,534 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 02:01:28,535 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 02:01:28,537 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 02:01:28,538 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 02:01:28,540 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 02:01:28,541 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 02:01:28,542 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 02:01:28,542 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 02:01:28,542 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 02:01:28,544 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 02:01:28,545 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 02:01:28,546 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-30 02:01:28,577 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 02:01:28,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 02:01:28,578 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 02:01:28,578 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 02:01:28,579 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 02:01:28,579 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 02:01:28,579 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-30 02:01:28,579 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 02:01:28,580 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 02:01:28,580 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-30 02:01:28,580 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-30 02:01:28,581 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 02:01:28,581 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-30 02:01:28,581 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-30 02:01:28,581 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-30 02:01:28,582 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 02:01:28,583 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 02:01:28,583 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 02:01:28,583 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 02:01:28,584 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 02:01:28,584 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 02:01:28,584 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 02:01:28,584 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 02:01:28,585 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 02:01:28,585 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 02:01:28,585 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 02:01:28,586 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 02:01:28,586 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 02:01:28,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:01:28,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 02:01:28,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 02:01:28,587 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 02:01:28,587 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-30 02:01:28,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 02:01:28,588 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 02:01:28,588 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 02:01:28,588 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 02:01:28,589 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-30 02:01:28,589 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3496514ebf695c0e47c992b2623dbf4c4c0085d4 [2020-11-30 02:01:28,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 02:01:28,906 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 02:01:28,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 02:01:28,913 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 02:01:28,915 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 02:01:28,916 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i [2020-11-30 02:01:29,021 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan/data/ad08c83d2/ee33842955c6445fb594a7eaaa3d7994/FLAG3d6c33849 [2020-11-30 02:01:30,574 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 02:01:30,576 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i [2020-11-30 02:01:30,682 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan/data/ad08c83d2/ee33842955c6445fb594a7eaaa3d7994/FLAG3d6c33849 [2020-11-30 02:01:31,043 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan/data/ad08c83d2/ee33842955c6445fb594a7eaaa3d7994 [2020-11-30 02:01:31,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 02:01:31,052 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 02:01:31,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 02:01:31,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 02:01:31,059 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 02:01:31,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:01:31" (1/1) ... [2020-11-30 02:01:31,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21d03152 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:31, skipping insertion in model container [2020-11-30 02:01:31,063 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:01:31" (1/1) ... [2020-11-30 02:01:31,072 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 02:01:31,462 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 02:01:33,432 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 02:01:37,156 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-30 02:01:37,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5b9529e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:37, skipping insertion in model container [2020-11-30 02:01:37,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 02:01:37,158 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 02:01:37,163 INFO L168 Benchmark]: Toolchain (without parser) took 6107.77 ms. Allocated memory was 88.1 MB in the beginning and 207.6 MB in the end (delta: 119.5 MB). Free memory was 46.5 MB in the beginning and 72.9 MB in the end (delta: -26.4 MB). Peak memory consumption was 112.3 MB. Max. memory is 16.1 GB. [2020-11-30 02:01:37,165 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 69.2 MB. Free memory was 31.1 MB in the beginning and 31.1 MB in the end (delta: 56.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:01:37,168 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6103.26 ms. Allocated memory was 88.1 MB in the beginning and 207.6 MB in the end (delta: 119.5 MB). Free memory was 46.2 MB in the beginning and 72.9 MB in the end (delta: -26.8 MB). Peak memory consumption was 112.3 MB. Max. memory is 16.1 GB. [2020-11-30 02:01:37,170 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 69.2 MB. Free memory was 31.1 MB in the beginning and 31.1 MB in the end (delta: 56.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 6103.26 ms. Allocated memory was 88.1 MB in the beginning and 207.6 MB in the end (delta: 119.5 MB). Free memory was 46.2 MB in the beginning and 72.9 MB in the end (delta: -26.8 MB). Peak memory consumption was 112.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10655]: 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 [2020-11-30 02:01:39,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 02:01:39,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 02:01:39,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 02:01:39,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 02:01:40,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 02:01:40,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 02:01:40,014 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 02:01:40,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 02:01:40,028 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 02:01:40,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 02:01:40,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 02:01:40,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 02:01:40,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 02:01:40,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 02:01:40,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 02:01:40,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 02:01:40,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 02:01:40,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 02:01:40,061 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 02:01:40,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 02:01:40,071 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 02:01:40,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 02:01:40,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 02:01:40,086 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 02:01:40,088 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 02:01:40,088 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 02:01:40,091 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 02:01:40,092 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 02:01:40,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 02:01:40,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 02:01:40,095 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 02:01:40,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 02:01:40,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 02:01:40,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 02:01:40,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 02:01:40,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 02:01:40,103 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 02:01:40,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 02:01:40,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 02:01:40,107 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 02:01:40,108 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-30 02:01:40,164 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 02:01:40,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 02:01:40,167 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 02:01:40,168 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 02:01:40,168 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 02:01:40,168 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 02:01:40,168 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 02:01:40,169 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 02:01:40,169 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 02:01:40,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 02:01:40,172 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 02:01:40,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 02:01:40,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 02:01:40,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 02:01:40,173 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 02:01:40,173 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 02:01:40,174 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 02:01:40,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 02:01:40,174 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 02:01:40,174 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 02:01:40,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 02:01:40,175 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 02:01:40,175 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 02:01:40,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 02:01:40,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:01:40,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 02:01:40,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 02:01:40,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 02:01:40,177 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 02:01:40,177 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 02:01:40,178 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 02:01:40,178 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 02:01:40,178 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 02:01:40,179 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3496514ebf695c0e47c992b2623dbf4c4c0085d4 [2020-11-30 02:01:40,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 02:01:40,669 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 02:01:40,672 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 02:01:40,673 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 02:01:40,674 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 02:01:40,675 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i [2020-11-30 02:01:40,765 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan/data/75461117b/a8e3ffd05cfb4474b727b5b1d1cc325c/FLAG9f97a0c7a [2020-11-30 02:01:42,472 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 02:01:42,474 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i [2020-11-30 02:01:42,615 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan/data/75461117b/a8e3ffd05cfb4474b727b5b1d1cc325c/FLAG9f97a0c7a [2020-11-30 02:01:42,635 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a2133c07-e5dc-467f-afc0-d98cf2ed9125/bin/utaipan/data/75461117b/a8e3ffd05cfb4474b727b5b1d1cc325c [2020-11-30 02:01:42,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 02:01:42,644 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 02:01:42,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 02:01:42,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 02:01:42,651 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 02:01:42,652 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:01:42" (1/1) ... [2020-11-30 02:01:42,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d4dda8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:42, skipping insertion in model container [2020-11-30 02:01:42,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:01:42" (1/1) ... [2020-11-30 02:01:42,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 02:01:43,074 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 02:01:48,978 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-30 02:01:48,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@139f701a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:48, skipping insertion in model container [2020-11-30 02:01:48,980 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 02:01:48,981 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 02:01:48,985 INFO L168 Benchmark]: Toolchain (without parser) took 6338.61 ms. Allocated memory was 62.9 MB in the beginning and 192.9 MB in the end (delta: 130.0 MB). Free memory was 29.9 MB in the beginning and 83.2 MB in the end (delta: -53.2 MB). Peak memory consumption was 116.3 MB. Max. memory is 16.1 GB. [2020-11-30 02:01:48,988 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 62.9 MB. Free memory is still 44.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:01:48,992 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6335.08 ms. Allocated memory was 62.9 MB in the beginning and 192.9 MB in the end (delta: 130.0 MB). Free memory was 29.8 MB in the beginning and 83.2 MB in the end (delta: -53.4 MB). Peak memory consumption was 116.3 MB. Max. memory is 16.1 GB. [2020-11-30 02:01:48,995 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 62.9 MB. Free memory is still 44.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 6335.08 ms. Allocated memory was 62.9 MB in the beginning and 192.9 MB in the end (delta: 130.0 MB). Free memory was 29.8 MB in the beginning and 83.2 MB in the end (delta: -53.4 MB). Peak memory consumption was 116.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10655]: 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...