./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 00c0ec98b6acc9f78c2dded6cadc7272b1054650 .................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 00c0ec98b6acc9f78c2dded6cadc7272b1054650 .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 13:08:56,814 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:08:56,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:08:56,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:08:56,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:08:56,824 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:08:56,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:08:56,826 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:08:56,827 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:08:56,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:08:56,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:08:56,829 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:08:56,829 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:08:56,830 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:08:56,831 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:08:56,832 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:08:56,832 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:08:56,833 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:08:56,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:08:56,835 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:08:56,837 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:08:56,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:08:56,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:08:56,838 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:08:56,840 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:08:56,840 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:08:56,840 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:08:56,841 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:08:56,841 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:08:56,842 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:08:56,842 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:08:56,842 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:08:56,843 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:08:56,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:08:56,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:08:56,844 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:08:56,844 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:08:56,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:08:56,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:08:56,845 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:08:56,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:08:56,846 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 13:08:56,856 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:08:56,856 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:08:56,857 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 13:08:56,857 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 13:08:56,857 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 13:08:56,857 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 13:08:56,857 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 13:08:56,857 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 13:08:56,858 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 13:08:56,858 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 13:08:56,858 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 13:08:56,858 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 13:08:56,858 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 13:08:56,858 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 13:08:56,858 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 13:08:56,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:08:56,859 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 13:08:56,859 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:08:56,859 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 13:08:56,859 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 13:08:56,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 13:08:56,860 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 13:08:56,860 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:08:56,860 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:08:56,860 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 13:08:56,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:08:56,860 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 13:08:56,860 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 13:08:56,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:08:56,861 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:08:56,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 13:08:56,861 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 13:08:56,861 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 13:08:56,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 13:08:56,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 13:08:56,861 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:08:56,861 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 13:08:56,861 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 13:08:56,861 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_b408965d-e417-4d4e-bf86-aa10dbd20aaa/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(__VERIFIER_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 -> 00c0ec98b6acc9f78c2dded6cadc7272b1054650 [2019-12-07 13:08:56,961 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:08:56,969 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:08:56,971 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:08:56,972 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:08:56,972 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:08:56,972 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/bin/utaipan/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2019-12-07 13:08:57,009 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/bin/utaipan/data/d9c37f0ad/ac66fbf70eb24e97ade07f8e023dafc9/FLAGb90c4001c [2019-12-07 13:08:57,639 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:08:57,639 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2019-12-07 13:08:57,671 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/bin/utaipan/data/d9c37f0ad/ac66fbf70eb24e97ade07f8e023dafc9/FLAGb90c4001c [2019-12-07 13:08:58,046 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/bin/utaipan/data/d9c37f0ad/ac66fbf70eb24e97ade07f8e023dafc9 [2019-12-07 13:08:58,050 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:08:58,052 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:08:58,053 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:08:58,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:08:58,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:08:58,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:08:58" (1/1) ... [2019-12-07 13:08:58,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9f288 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:08:58, skipping insertion in model container [2019-12-07 13:08:58,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:08:58" (1/1) ... [2019-12-07 13:08:58,071 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:08:58,170 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:08:59,408 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:08:59,413 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 13:08:59,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5dfeca9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:08:59, skipping insertion in model container [2019-12-07 13:08:59,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:08:59,414 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 13:08:59,416 INFO L168 Benchmark]: Toolchain (without parser) took 1364.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 917.5 MB in the beginning and 1.1 GB in the end (delta: -142.2 MB). Peak memory consumption was 94.1 MB. Max. memory is 11.5 GB. [2019-12-07 13:08:59,417 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 959.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:08:59,417 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1361.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 917.5 MB in the beginning and 1.1 GB in the end (delta: -142.2 MB). Peak memory consumption was 94.1 MB. Max. memory is 11.5 GB. [2019-12-07 13:08:59,418 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 959.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1361.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 917.5 MB in the beginning and 1.1 GB in the end (delta: -142.2 MB). Peak memory consumption was 94.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6737]: 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 0.1.25-f470102 [2019-12-07 13:09:00,551 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:09:00,553 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:09:00,560 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:09:00,561 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:09:00,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:09:00,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:09:00,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:09:00,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:09:00,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:09:00,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:09:00,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:09:00,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:09:00,568 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:09:00,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:09:00,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:09:00,570 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:09:00,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:09:00,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:09:00,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:09:00,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:09:00,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:09:00,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:09:00,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:09:00,579 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:09:00,579 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:09:00,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:09:00,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:09:00,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:09:00,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:09:00,581 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:09:00,581 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:09:00,582 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:09:00,582 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:09:00,583 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:09:00,583 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:09:00,583 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:09:00,584 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:09:00,584 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:09:00,584 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:09:00,585 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:09:00,585 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 13:09:00,595 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:09:00,596 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:09:00,596 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 13:09:00,596 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 13:09:00,596 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 13:09:00,597 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 13:09:00,597 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 13:09:00,597 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 13:09:00,597 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 13:09:00,597 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:09:00,598 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:09:00,598 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 13:09:00,598 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 13:09:00,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 13:09:00,598 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 13:09:00,598 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 13:09:00,598 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 13:09:00,598 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:09:00,599 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:09:00,599 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 13:09:00,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:09:00,599 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 13:09:00,599 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 13:09:00,599 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 13:09:00,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:09:00,600 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:09:00,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 13:09:00,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 13:09:00,600 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 13:09:00,600 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 13:09:00,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 13:09:00,600 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:09:00,600 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 13:09:00,600 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_b408965d-e417-4d4e-bf86-aa10dbd20aaa/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(__VERIFIER_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 -> 00c0ec98b6acc9f78c2dded6cadc7272b1054650 [2019-12-07 13:09:00,779 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:09:00,787 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:09:00,789 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:09:00,790 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:09:00,791 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:09:00,791 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/bin/utaipan/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2019-12-07 13:09:00,829 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/bin/utaipan/data/11054b012/4015fd5fdd7c445c8cc952b195848b63/FLAG5990a984e [2019-12-07 13:09:01,587 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:09:01,588 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2019-12-07 13:09:01,635 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/bin/utaipan/data/11054b012/4015fd5fdd7c445c8cc952b195848b63/FLAG5990a984e [2019-12-07 13:09:01,857 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b408965d-e417-4d4e-bf86-aa10dbd20aaa/bin/utaipan/data/11054b012/4015fd5fdd7c445c8cc952b195848b63 [2019-12-07 13:09:01,859 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:09:01,860 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:09:01,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:09:01,861 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:09:01,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:09:01,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:09:01" (1/1) ... [2019-12-07 13:09:01,865 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fb5eb43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:09:01, skipping insertion in model container [2019-12-07 13:09:01,865 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:09:01" (1/1) ... [2019-12-07 13:09:01,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:09:01,985 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:09:03,132 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 13:09:03,133 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5cba3273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:09:03, skipping insertion in model container [2019-12-07 13:09:03,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:09:03,133 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 13:09:03,135 INFO L168 Benchmark]: Toolchain (without parser) took 1274.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 925.4 MB in the beginning and 1.1 GB in the end (delta: -151.2 MB). Peak memory consumption was 99.5 MB. Max. memory is 11.5 GB. [2019-12-07 13:09:03,135 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:09:03,136 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1272.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 925.4 MB in the beginning and 1.1 GB in the end (delta: -151.2 MB). Peak memory consumption was 99.5 MB. Max. memory is 11.5 GB. [2019-12-07 13:09:03,137 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1272.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 925.4 MB in the beginning and 1.1 GB in the end (delta: -151.2 MB). Peak memory consumption was 99.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6737]: 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...