./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.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_8d72483a-a6ca-4823-a520-60a4c8ee6764/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8d72483a-a6ca-4823-a520-60a4c8ee6764/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8d72483a-a6ca-4823-a520-60a4c8ee6764/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8d72483a-a6ca-4823-a520-60a4c8ee6764/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8d72483a-a6ca-4823-a520-60a4c8ee6764/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8d72483a-a6ca-4823-a520-60a4c8ee6764/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fcbd062d772a50efac81cc9eb54d10ec3cd56f65 ........................................................................................................................ 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_8d72483a-a6ca-4823-a520-60a4c8ee6764/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8d72483a-a6ca-4823-a520-60a4c8ee6764/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8d72483a-a6ca-4823-a520-60a4c8ee6764/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8d72483a-a6ca-4823-a520-60a4c8ee6764/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8d72483a-a6ca-4823-a520-60a4c8ee6764/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8d72483a-a6ca-4823-a520-60a4c8ee6764/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fcbd062d772a50efac81cc9eb54d10ec3cd56f65 .......................................................................................................................... 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 10:08:01,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:08:01,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:08:01,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:08:01,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:08:01,090 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:08:01,091 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:08:01,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:08:01,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:08:01,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:08:01,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:08:01,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:08:01,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:08:01,096 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:08:01,097 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:08:01,098 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:08:01,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:08:01,099 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:08:01,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:08:01,102 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:08:01,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:08:01,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:08:01,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:08:01,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:08:01,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:08:01,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:08:01,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:08:01,107 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:08:01,107 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:08:01,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:08:01,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:08:01,108 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:08:01,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:08:01,109 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:08:01,110 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:08:01,110 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:08:01,110 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:08:01,111 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:08:01,111 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:08:01,111 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:08:01,112 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:08:01,112 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8d72483a-a6ca-4823-a520-60a4c8ee6764/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-12-07 10:08:01,122 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:08:01,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:08:01,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 10:08:01,123 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 10:08:01,123 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 10:08:01,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:08:01,123 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 10:08:01,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:08:01,123 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 10:08:01,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 10:08:01,124 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 10:08:01,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 10:08:01,124 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:08:01,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 10:08:01,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:08:01,124 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 10:08:01,124 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 10:08:01,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 10:08:01,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 10:08:01,125 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:08:01,125 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 10:08:01,125 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 10:08:01,125 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 10:08:01,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 10:08:01,125 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 10:08:01,126 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:08:01,126 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 10:08:01,126 INFO L138 SettingsManager]: * To the following directory=dump/ 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_8d72483a-a6ca-4823-a520-60a4c8ee6764/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(__VERIFIER_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 -> fcbd062d772a50efac81cc9eb54d10ec3cd56f65 [2019-12-07 10:08:01,223 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:08:01,232 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:08:01,235 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:08:01,236 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:08:01,236 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:08:01,237 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8d72483a-a6ca-4823-a520-60a4c8ee6764/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2019-12-07 10:08:01,276 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8d72483a-a6ca-4823-a520-60a4c8ee6764/bin/uautomizer/data/25ea9b41e/edbb4422ec464d6e91c64042908c234f/FLAG9cde93c82 [2019-12-07 10:08:01,964 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:08:01,965 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8d72483a-a6ca-4823-a520-60a4c8ee6764/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2019-12-07 10:08:02,001 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8d72483a-a6ca-4823-a520-60a4c8ee6764/bin/uautomizer/data/25ea9b41e/edbb4422ec464d6e91c64042908c234f/FLAG9cde93c82 [2019-12-07 10:08:02,313 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8d72483a-a6ca-4823-a520-60a4c8ee6764/bin/uautomizer/data/25ea9b41e/edbb4422ec464d6e91c64042908c234f [2019-12-07 10:08:02,318 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:08:02,320 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:08:02,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:08:02,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:08:02,327 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:08:02,328 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:08:02" (1/1) ... [2019-12-07 10:08:02,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e7078f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:08:02, skipping insertion in model container [2019-12-07 10:08:02,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:08:02" (1/1) ... [2019-12-07 10:08:02,346 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:08:02,526 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:08:04,815 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 10:08:04,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@92135e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:08:04, skipping insertion in model container [2019-12-07 10:08:04,816 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 10:08:04,816 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 10:08:04,818 INFO L168 Benchmark]: Toolchain (without parser) took 2498.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 915.6 MB in the beginning and 1.0 GB in the end (delta: -87.4 MB). Peak memory consumption was 114.9 MB. Max. memory is 11.5 GB. [2019-12-07 10:08:04,819 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:08:04,819 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2494.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 915.6 MB in the beginning and 1.0 GB in the end (delta: -87.4 MB). Peak memory consumption was 114.9 MB. Max. memory is 11.5 GB. [2019-12-07 10:08:04,820 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 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2494.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 915.6 MB in the beginning and 1.0 GB in the end (delta: -87.4 MB). Peak memory consumption was 114.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12189]: 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 10:08:05,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:08:05,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:08:05,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:08:05,952 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:08:05,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:08:05,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:08:05,955 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:08:05,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:08:05,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:08:05,957 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:08:05,958 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:08:05,959 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:08:05,959 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:08:05,960 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:08:05,961 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:08:05,961 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:08:05,962 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:08:05,964 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:08:05,965 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:08:05,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:08:05,967 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:08:05,968 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:08:05,968 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:08:05,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:08:05,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:08:05,971 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:08:05,971 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:08:05,971 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:08:05,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:08:05,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:08:05,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:08:05,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:08:05,974 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:08:05,974 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:08:05,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:08:05,975 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:08:05,975 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:08:05,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:08:05,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:08:05,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:08:05,977 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8d72483a-a6ca-4823-a520-60a4c8ee6764/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-12-07 10:08:05,987 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:08:05,987 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:08:05,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 10:08:05,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 10:08:05,988 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 10:08:05,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:08:05,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:08:05,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 10:08:05,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 10:08:05,989 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 10:08:05,989 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 10:08:05,989 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 10:08:05,989 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 10:08:05,990 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:08:05,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 10:08:05,990 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:08:05,990 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 10:08:05,990 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 10:08:05,990 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 10:08:05,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 10:08:05,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:08:05,991 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 10:08:05,991 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 10:08:05,991 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 10:08:05,991 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 10:08:05,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 10:08:05,991 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:08:05,991 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 10:08:05,991 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-12-07 10:08:05,992 INFO L138 SettingsManager]: * To the following directory=dump/ 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_8d72483a-a6ca-4823-a520-60a4c8ee6764/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(__VERIFIER_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 -> fcbd062d772a50efac81cc9eb54d10ec3cd56f65 [2019-12-07 10:08:06,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:08:06,176 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:08:06,179 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:08:06,180 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:08:06,180 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:08:06,180 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8d72483a-a6ca-4823-a520-60a4c8ee6764/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2019-12-07 10:08:06,216 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8d72483a-a6ca-4823-a520-60a4c8ee6764/bin/uautomizer/data/44eca9889/c90bd13e21d344e6af571099e970d681/FLAG2c1592b39 [2019-12-07 10:08:06,841 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:08:06,842 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8d72483a-a6ca-4823-a520-60a4c8ee6764/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2019-12-07 10:08:06,881 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8d72483a-a6ca-4823-a520-60a4c8ee6764/bin/uautomizer/data/44eca9889/c90bd13e21d344e6af571099e970d681/FLAG2c1592b39 [2019-12-07 10:08:07,204 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8d72483a-a6ca-4823-a520-60a4c8ee6764/bin/uautomizer/data/44eca9889/c90bd13e21d344e6af571099e970d681 [2019-12-07 10:08:07,209 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:08:07,211 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:08:07,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:08:07,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:08:07,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:08:07,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:08:07" (1/1) ... [2019-12-07 10:08:07,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5258ce92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:08:07, skipping insertion in model container [2019-12-07 10:08:07,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:08:07" (1/1) ... [2019-12-07 10:08:07,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:08:07,417 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:08:09,791 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 10:08:09,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2cb71b4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:08:09, skipping insertion in model container [2019-12-07 10:08:09,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 10:08:09,792 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 10:08:09,794 INFO L168 Benchmark]: Toolchain (without parser) took 2583.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 924.1 MB in the beginning and 1.0 GB in the end (delta: -80.0 MB). Peak memory consumption was 117.5 MB. Max. memory is 11.5 GB. [2019-12-07 10:08:09,794 INFO L168 Benchmark]: CDTParser took 0.16 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 10:08:09,795 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2580.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 924.1 MB in the beginning and 1.0 GB in the end (delta: -80.0 MB). Peak memory consumption was 117.5 MB. Max. memory is 11.5 GB. [2019-12-07 10:08:09,796 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 2580.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 924.1 MB in the beginning and 1.0 GB in the end (delta: -80.0 MB). Peak memory consumption was 117.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12189]: 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...