./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-mwifiex-mwifiex.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_26d93155-75d9-44f1-8939-c51f53b7a052/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_26d93155-75d9-44f1-8939-c51f53b7a052/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_26d93155-75d9-44f1-8939-c51f53b7a052/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_26d93155-75d9-44f1-8939-c51f53b7a052/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-mwifiex-mwifiex.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_26d93155-75d9-44f1-8939-c51f53b7a052/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_26d93155-75d9-44f1-8939-c51f53b7a052/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 06cae22b02df57dc333e56ad9add2e882403f34d ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:34:10,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:34:10,565 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:34:10,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:34:10,576 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:34:10,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:34:10,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:34:10,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:34:10,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:34:10,582 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:34:10,583 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:34:10,584 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:34:10,585 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:34:10,586 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:34:10,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:34:10,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:34:10,588 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:34:10,589 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:34:10,591 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:34:10,593 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:34:10,595 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:34:10,596 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:34:10,597 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:34:10,598 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:34:10,601 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:34:10,601 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:34:10,601 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:34:10,602 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:34:10,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:34:10,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:34:10,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:34:10,605 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:34:10,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:34:10,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:34:10,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:34:10,607 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:34:10,608 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:34:10,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:34:10,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:34:10,609 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:34:10,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:34:10,610 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_26d93155-75d9-44f1-8939-c51f53b7a052/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-11-26 02:34:10,627 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:34:10,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:34:10,632 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:34:10,632 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:34:10,632 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:34:10,633 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:34:10,633 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-26 02:34:10,633 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:34:10,633 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:34:10,633 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-26 02:34:10,634 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-26 02:34:10,635 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:34:10,635 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-26 02:34:10,635 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-26 02:34:10,635 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-26 02:34:10,636 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:34:10,636 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:34:10,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:34:10,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:34:10,637 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:34:10,637 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:34:10,637 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:34:10,637 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:34:10,637 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:34:10,638 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:34:10,638 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:34:10,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:34:10,638 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:34:10,638 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:34:10,639 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:34:10,639 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-26 02:34:10,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:34:10,639 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:34:10,639 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:34:10,640 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-11-26 02:34:10,640 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_26d93155-75d9-44f1-8939-c51f53b7a052/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 -> 06cae22b02df57dc333e56ad9add2e882403f34d [2019-11-26 02:34:10,791 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:34:10,802 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:34:10,805 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:34:10,811 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:34:10,811 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:34:10,812 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_26d93155-75d9-44f1-8939-c51f53b7a052/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-mwifiex-mwifiex.cil.i [2019-11-26 02:34:10,864 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_26d93155-75d9-44f1-8939-c51f53b7a052/bin/utaipan/data/2ec7dfb57/36f3ea4ecd9045699e3c817ee8e0dde3/FLAGb740b79f3 [2019-11-26 02:34:11,957 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:34:11,958 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_26d93155-75d9-44f1-8939-c51f53b7a052/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-mwifiex-mwifiex.cil.i [2019-11-26 02:34:12,052 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_26d93155-75d9-44f1-8939-c51f53b7a052/bin/utaipan/data/2ec7dfb57/36f3ea4ecd9045699e3c817ee8e0dde3/FLAGb740b79f3 [2019-11-26 02:34:12,104 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_26d93155-75d9-44f1-8939-c51f53b7a052/bin/utaipan/data/2ec7dfb57/36f3ea4ecd9045699e3c817ee8e0dde3 [2019-11-26 02:34:12,107 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:34:12,108 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:34:12,112 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:34:12,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:34:12,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:34:12,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:34:12" (1/1) ... [2019-11-26 02:34:12,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f817ca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:34:12, skipping insertion in model container [2019-11-26 02:34:12,119 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:34:12" (1/1) ... [2019-11-26 02:34:12,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:34:12,619 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:34:18,969 ERROR L323 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-26 02:34:18,971 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@40f41bf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:34:18, skipping insertion in model container [2019-11-26 02:34:18,971 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:34:18,973 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-26 02:34:18,977 INFO L168 Benchmark]: Toolchain (without parser) took 6866.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 11.0 MB). Free memory was 891.0 MB in the beginning and 812.9 MB in the end (delta: 78.1 MB). Peak memory consumption was 201.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:34:18,978 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:34:18,979 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6860.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 11.0 MB). Free memory was 891.0 MB in the beginning and 812.9 MB in the end (delta: 78.1 MB). Peak memory consumption was 201.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:34:18,981 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 6860.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 11.0 MB). Free memory was 891.0 MB in the beginning and 812.9 MB in the end (delta: 78.1 MB). Peak memory consumption was 201.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15095]: 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...