./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 2dc0550be416bd1d16c74fb04a3f96e309e5f105 ......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 2dc0550be416bd1d16c74fb04a3f96e309e5f105 ........................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 19:56:14,010 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 19:56:14,013 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 19:56:14,031 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 19:56:14,032 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 19:56:14,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 19:56:14,036 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 19:56:14,045 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 19:56:14,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 19:56:14,054 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 19:56:14,055 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 19:56:14,057 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 19:56:14,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 19:56:14,059 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 19:56:14,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 19:56:14,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 19:56:14,063 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 19:56:14,064 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 19:56:14,068 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 19:56:14,073 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 19:56:14,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 19:56:14,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 19:56:14,083 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 19:56:14,084 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 19:56:14,086 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 19:56:14,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 19:56:14,087 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 19:56:14,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 19:56:14,088 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 19:56:14,089 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 19:56:14,089 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 19:56:14,090 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 19:56:14,091 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 19:56:14,092 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 19:56:14,093 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 19:56:14,093 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 19:56:14,094 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 19:56:14,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 19:56:14,094 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 19:56:14,095 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 19:56:14,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 19:56:14,097 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-28 19:56:14,111 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 19:56:14,112 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 19:56:14,113 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 19:56:14,114 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 19:56:14,114 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 19:56:14,114 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 19:56:14,114 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 19:56:14,115 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 19:56:14,115 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 19:56:14,115 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 19:56:14,116 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 19:56:14,116 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 19:56:14,116 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 19:56:14,116 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 19:56:14,117 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 19:56:14,117 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 19:56:14,117 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 19:56:14,118 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 19:56:14,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 19:56:14,118 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 19:56:14,118 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 19:56:14,119 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 19:56:14,119 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 19:56:14,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 19:56:14,120 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 19:56:14,120 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 19:56:14,120 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 19:56:14,121 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 2dc0550be416bd1d16c74fb04a3f96e309e5f105 [2019-11-28 19:56:14,433 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 19:56:14,451 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 19:56:14,454 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 19:56:14,456 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 19:56:14,456 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 19:56:14,457 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2019-11-28 19:56:14,518 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae8e864b6/1b70348a99ad4f79b8911fc0678452f9/FLAG59ca605a3 [2019-11-28 19:56:15,631 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 19:56:15,632 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2019-11-28 19:56:15,713 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae8e864b6/1b70348a99ad4f79b8911fc0678452f9/FLAG59ca605a3 [2019-11-28 19:56:15,874 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae8e864b6/1b70348a99ad4f79b8911fc0678452f9 [2019-11-28 19:56:15,877 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 19:56:15,878 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 19:56:15,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 19:56:15,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 19:56:15,883 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 19:56:15,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:56:15" (1/1) ... [2019-11-28 19:56:15,887 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d2b402c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:56:15, skipping insertion in model container [2019-11-28 19:56:15,887 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:56:15" (1/1) ... [2019-11-28 19:56:15,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 19:56:16,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 19:56:20,176 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-28 19:56:20,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@44a3eaef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:56:20, skipping insertion in model container [2019-11-28 19:56:20,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 19:56:20,179 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 19:56:20,185 INFO L168 Benchmark]: Toolchain (without parser) took 4302.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 933.4 MB in the beginning and 1.0 GB in the end (delta: -106.5 MB). Peak memory consumption was 104.3 MB. Max. memory is 11.5 GB. [2019-11-28 19:56:20,186 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 19:56:20,187 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4299.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 933.4 MB in the beginning and 1.0 GB in the end (delta: -106.5 MB). Peak memory consumption was 104.3 MB. Max. memory is 11.5 GB. [2019-11-28 19:56:20,190 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 4299.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 933.4 MB in the beginning and 1.0 GB in the end (delta: -106.5 MB). Peak memory consumption was 104.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12128]: 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 [2019-11-28 19:56:21,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 19:56:21,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 19:56:22,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 19:56:22,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 19:56:22,016 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 19:56:22,018 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 19:56:22,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 19:56:22,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 19:56:22,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 19:56:22,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 19:56:22,032 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 19:56:22,032 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 19:56:22,036 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 19:56:22,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 19:56:22,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 19:56:22,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 19:56:22,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 19:56:22,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 19:56:22,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 19:56:22,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 19:56:22,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 19:56:22,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 19:56:22,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 19:56:22,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 19:56:22,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 19:56:22,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 19:56:22,067 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 19:56:22,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 19:56:22,068 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 19:56:22,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 19:56:22,069 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 19:56:22,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 19:56:22,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 19:56:22,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 19:56:22,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 19:56:22,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 19:56:22,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 19:56:22,074 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 19:56:22,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 19:56:22,077 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 19:56:22,077 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-28 19:56:22,096 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 19:56:22,096 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 19:56:22,098 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 19:56:22,098 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 19:56:22,098 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 19:56:22,099 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 19:56:22,099 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 19:56:22,099 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 19:56:22,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 19:56:22,100 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 19:56:22,101 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 19:56:22,101 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 19:56:22,101 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 19:56:22,102 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 19:56:22,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 19:56:22,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 19:56:22,103 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 19:56:22,103 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 19:56:22,103 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 19:56:22,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 19:56:22,104 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 19:56:22,104 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 19:56:22,104 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 19:56:22,105 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 19:56:22,105 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 19:56:22,105 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 19:56:22,105 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 19:56:22,106 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 19:56:22,106 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-28 19:56:22,106 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 2dc0550be416bd1d16c74fb04a3f96e309e5f105 [2019-11-28 19:56:22,399 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 19:56:22,416 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 19:56:22,420 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 19:56:22,422 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 19:56:22,422 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 19:56:22,423 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2019-11-28 19:56:22,490 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aaab297d0/456639ca93564d9db8f0b19e4e93c45f/FLAG667acf2ed [2019-11-28 19:56:23,507 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 19:56:23,508 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2019-11-28 19:56:23,578 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aaab297d0/456639ca93564d9db8f0b19e4e93c45f/FLAG667acf2ed [2019-11-28 19:56:23,802 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aaab297d0/456639ca93564d9db8f0b19e4e93c45f [2019-11-28 19:56:23,806 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 19:56:23,808 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 19:56:23,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 19:56:23,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 19:56:23,817 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 19:56:23,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:56:23" (1/1) ... [2019-11-28 19:56:23,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b823ccf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:56:23, skipping insertion in model container [2019-11-28 19:56:23,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:56:23" (1/1) ... [2019-11-28 19:56:23,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 19:56:24,050 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 19:56:28,096 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-28 19:56:28,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@146ee1ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:56:28, skipping insertion in model container [2019-11-28 19:56:28,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 19:56:28,098 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 19:56:28,104 INFO L168 Benchmark]: Toolchain (without parser) took 4292.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 929.4 MB in the beginning and 1.0 GB in the end (delta: -117.1 MB). Peak memory consumption was 104.6 MB. Max. memory is 11.5 GB. [2019-11-28 19:56:28,105 INFO L168 Benchmark]: CDTParser took 0.77 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 19:56:28,106 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4285.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 929.4 MB in the beginning and 1.0 GB in the end (delta: -117.1 MB). Peak memory consumption was 104.6 MB. Max. memory is 11.5 GB. [2019-11-28 19:56:28,109 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 4285.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 929.4 MB in the beginning and 1.0 GB in the end (delta: -117.1 MB). Peak memory consumption was 104.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12128]: 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...