./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-pci-bt8xx-bttv.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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-pci-bt8xx-bttv.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 856296d1444d34bf5f45eb51a257336dac1c46e2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-pci-bt8xx-bttv.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 856296d1444d34bf5f45eb51a257336dac1c46e2 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:36:02,529 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:36:02,531 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:36:02,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:36:02,550 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:36:02,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:36:02,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:36:02,574 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:36:02,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:36:02,581 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:36:02,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:36:02,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:36:02,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:36:02,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:36:02,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:36:02,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:36:02,606 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:36:02,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:36:02,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:36:02,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:36:02,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:36:02,630 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:36:02,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:36:02,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:36:02,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:36:02,643 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:36:02,644 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:36:02,645 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:36:02,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:36:02,648 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:36:02,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:36:02,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:36:02,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:36:02,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:36:02,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:36:02,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:36:02,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:36:02,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:36:02,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:36:02,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:36:02,662 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:36:02,663 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 17:36:02,695 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:36:02,695 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:36:02,700 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:36:02,700 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:36:02,700 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:36:02,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:36:02,701 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:36:02,701 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:36:02,704 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:36:02,704 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:36:02,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:36:02,705 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:36:02,705 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:36:02,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:36:02,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:36:02,706 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:36:02,707 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:36:02,707 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:36:02,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:36:02,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:36:02,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:36:02,709 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:36:02,709 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:36:02,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:36:02,709 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:36:02,709 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:36:02,712 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 -> 856296d1444d34bf5f45eb51a257336dac1c46e2 [2019-11-27 17:36:03,099 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:36:03,117 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:36:03,124 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:36:03,125 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:36:03,127 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:36:03,128 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-pci-bt8xx-bttv.cil.i [2019-11-27 17:36:03,223 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a06beb80/8892bb4620dc4d9ca03eedc123117238/FLAGff4443cad [2019-11-27 17:36:05,617 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:36:05,619 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-pci-bt8xx-bttv.cil.i [2019-11-27 17:36:05,795 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a06beb80/8892bb4620dc4d9ca03eedc123117238/FLAGff4443cad [2019-11-27 17:36:05,831 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a06beb80/8892bb4620dc4d9ca03eedc123117238 [2019-11-27 17:36:05,840 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:36:05,846 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:36:05,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:36:05,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:36:05,860 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:36:05,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:36:05" (1/1) ... [2019-11-27 17:36:05,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e74b162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:36:05, skipping insertion in model container [2019-11-27 17:36:05,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:36:05" (1/1) ... [2019-11-27 17:36:05,888 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:36:06,535 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:36:15,543 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-27 17:36:15,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1c58f523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:36:15, skipping insertion in model container [2019-11-27 17:36:15,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:36:15,548 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 17:36:15,560 INFO L168 Benchmark]: Toolchain (without parser) took 9708.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 927.3 MB in the beginning and 871.0 MB in the end (delta: 56.4 MB). Peak memory consumption was 144.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:36:15,561 INFO L168 Benchmark]: CDTParser took 0.56 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:36:15,566 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9698.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 927.3 MB in the beginning and 871.0 MB in the end (delta: 56.4 MB). Peak memory consumption was 144.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:36:15,574 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 9698.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 927.3 MB in the beginning and 871.0 MB in the end (delta: 56.4 MB). Peak memory consumption was 144.8 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8706]: 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 0.1.24-509859d [2019-11-27 17:36:20,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:36:20,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:36:20,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:36:20,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:36:20,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:36:20,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:36:20,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:36:20,185 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:36:20,191 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:36:20,193 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:36:20,198 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:36:20,201 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:36:20,205 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:36:20,208 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:36:20,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:36:20,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:36:20,222 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:36:20,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:36:20,237 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:36:20,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:36:20,248 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:36:20,255 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:36:20,258 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:36:20,266 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:36:20,267 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:36:20,267 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:36:20,272 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:36:20,273 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:36:20,274 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:36:20,274 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:36:20,277 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:36:20,278 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:36:20,283 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:36:20,285 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:36:20,286 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:36:20,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:36:20,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:36:20,290 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:36:20,294 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:36:20,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:36:20,299 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 17:36:20,337 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:36:20,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:36:20,345 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:36:20,345 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:36:20,346 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:36:20,346 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:36:20,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:36:20,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:36:20,350 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:36:20,350 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:36:20,351 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:36:20,352 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:36:20,352 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:36:20,353 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:36:20,353 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:36:20,353 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:36:20,353 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:36:20,354 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:36:20,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:36:20,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:36:20,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:36:20,358 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:36:20,358 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:36:20,358 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:36:20,358 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:36:20,359 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:36:20,359 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:36:20,359 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 17:36:20,360 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 -> 856296d1444d34bf5f45eb51a257336dac1c46e2 [2019-11-27 17:36:20,972 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:36:21,008 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:36:21,014 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:36:21,020 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:36:21,021 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:36:21,022 INFO L428 ainManager$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-pci-bt8xx-bttv.cil.i [2019-11-27 17:36:21,178 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ec3d914a/d441b85af9dc4faf89973d2ca61c1d37/FLAG9441e2449 [2019-11-27 17:36:23,801 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:36:23,806 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-pci-bt8xx-bttv.cil.i [2019-11-27 17:36:24,001 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ec3d914a/d441b85af9dc4faf89973d2ca61c1d37/FLAG9441e2449 [2019-11-27 17:36:24,043 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ec3d914a/d441b85af9dc4faf89973d2ca61c1d37 [2019-11-27 17:36:24,055 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:36:24,059 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:36:24,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:36:24,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:36:24,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:36:24,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:36:24" (1/1) ... [2019-11-27 17:36:24,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f36d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:36:24, skipping insertion in model container [2019-11-27 17:36:24,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:36:24" (1/1) ... [2019-11-27 17:36:24,119 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:36:24,865 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:36:32,183 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-27 17:36:32,184 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6bad126c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:36:32, skipping insertion in model container [2019-11-27 17:36:32,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:36:32,187 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 17:36:32,198 INFO L168 Benchmark]: Toolchain (without parser) took 8132.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 927.3 MB in the beginning and 866.2 MB in the end (delta: 61.1 MB). Peak memory consumption was 139.3 MB. Max. memory is 12.5 GB. [2019-11-27 17:36:32,200 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:36:32,203 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8125.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 927.3 MB in the beginning and 866.2 MB in the end (delta: 61.1 MB). Peak memory consumption was 139.3 MB. Max. memory is 12.5 GB. [2019-11-27 17:36:32,209 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8125.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 927.3 MB in the beginning and 866.2 MB in the end (delta: 61.1 MB). Peak memory consumption was 139.3 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8706]: 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...