./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.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 2d706c505459fa021903244ed119d598fb807355 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.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 2d706c505459fa021903244ed119d598fb807355 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:20:29,457 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:20:29,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:20:29,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:20:29,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:20:29,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:20:29,517 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:20:29,532 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:20:29,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:20:29,544 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:20:29,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:20:29,553 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:20:29,554 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:20:29,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:20:29,563 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:20:29,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:20:29,571 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:20:29,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:20:29,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:20:29,596 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:20:29,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:20:29,607 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:20:29,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:20:29,619 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:20:29,626 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:20:29,627 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:20:29,627 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:20:29,632 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:20:29,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:20:29,638 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:20:29,638 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:20:29,639 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:20:29,640 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:20:29,642 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:20:29,649 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:20:29,650 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:20:29,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:20:29,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:20:29,653 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:20:29,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:20:29,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:20:29,664 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 10:20:29,704 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:20:29,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:20:29,710 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:20:29,712 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:20:29,712 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:20:29,712 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:20:29,715 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:20:29,715 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:20:29,716 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:20:29,716 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:20:29,717 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:20:29,718 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:20:29,718 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:20:29,719 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:20:29,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:20:29,721 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:20:29,722 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:20:29,722 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:20:29,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:20:29,722 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:20:29,724 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:20:29,724 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:20:29,724 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:20:29,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:20:29,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:20:29,727 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:20:29,727 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 -> 2d706c505459fa021903244ed119d598fb807355 [2019-11-27 10:20:30,312 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:20:30,340 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:20:30,347 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:20:30,351 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:20:30,352 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:20:30,354 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2019-11-27 10:20:30,523 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9828c51bb/ff21ca50aacf43b992ecbc56302a23e0/FLAG3be1b7192 [2019-11-27 10:20:32,326 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:20:32,331 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2019-11-27 10:20:32,437 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9828c51bb/ff21ca50aacf43b992ecbc56302a23e0/FLAG3be1b7192 [2019-11-27 10:20:32,476 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9828c51bb/ff21ca50aacf43b992ecbc56302a23e0 [2019-11-27 10:20:32,484 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:20:32,491 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:20:32,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:20:32,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:20:32,502 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:20:32,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:20:32" (1/1) ... [2019-11-27 10:20:32,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3351c6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:32, skipping insertion in model container [2019-11-27 10:20:32,516 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:20:32" (1/1) ... [2019-11-27 10:20:32,538 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:20:32,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:20:35,713 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-27 10:20:35,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72a5ce20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:35, skipping insertion in model container [2019-11-27 10:20:35,718 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:20:35,719 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 10:20:35,728 INFO L168 Benchmark]: Toolchain (without parser) took 3231.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 948.0 MB in the end (delta: 2.3 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:20:35,732 INFO L168 Benchmark]: CDTParser took 0.79 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 10:20:35,733 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3223.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 948.0 MB in the end (delta: 2.3 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:20:35,742 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79 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 3223.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 948.0 MB in the end (delta: 2.3 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6312]: 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-da95e15 [2019-11-27 10:20:40,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:20:40,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:20:40,043 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:20:40,044 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:20:40,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:20:40,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:20:40,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:20:40,082 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:20:40,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:20:40,091 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:20:40,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:20:40,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:20:40,105 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:20:40,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:20:40,114 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:20:40,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:20:40,124 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:20:40,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:20:40,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:20:40,148 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:20:40,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:20:40,158 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:20:40,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:20:40,172 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:20:40,173 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:20:40,175 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:20:40,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:20:40,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:20:40,184 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:20:40,184 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:20:40,186 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:20:40,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:20:40,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:20:40,196 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:20:40,197 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:20:40,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:20:40,200 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:20:40,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:20:40,206 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:20:40,207 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:20:40,212 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 10:20:40,257 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:20:40,258 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:20:40,263 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:20:40,263 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:20:40,266 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:20:40,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:20:40,267 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:20:40,267 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:20:40,267 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:20:40,268 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:20:40,269 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:20:40,272 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:20:40,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:20:40,273 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:20:40,273 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:20:40,274 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:20:40,274 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:20:40,274 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:20:40,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:20:40,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:20:40,277 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:20:40,278 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:20:40,278 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:20:40,278 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:20:40,279 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:20:40,282 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:20:40,282 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:20:40,283 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 10:20:40,283 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 -> 2d706c505459fa021903244ed119d598fb807355 [2019-11-27 10:20:40,877 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:20:40,909 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:20:40,916 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:20:40,920 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:20:40,922 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:20:40,923 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2019-11-27 10:20:41,086 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cb2c35ba/52a35411078641a3b66c4b4ea3f152b5/FLAG6227c6a9e [2019-11-27 10:20:42,976 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:20:42,982 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2019-11-27 10:20:43,072 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cb2c35ba/52a35411078641a3b66c4b4ea3f152b5/FLAG6227c6a9e [2019-11-27 10:20:43,114 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cb2c35ba/52a35411078641a3b66c4b4ea3f152b5 [2019-11-27 10:20:43,127 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:20:43,129 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:20:43,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:20:43,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:20:43,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:20:43,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:20:43" (1/1) ... [2019-11-27 10:20:43,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@164c6883 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:43, skipping insertion in model container [2019-11-27 10:20:43,156 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:20:43" (1/1) ... [2019-11-27 10:20:43,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:20:43,450 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:20:46,233 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-27 10:20:46,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@23624046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:20:46, skipping insertion in model container [2019-11-27 10:20:46,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:20:46,236 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 10:20:46,245 INFO L168 Benchmark]: Toolchain (without parser) took 3110.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 942.3 MB in the end (delta: 13.7 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:20:46,247 INFO L168 Benchmark]: CDTParser took 1.49 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:20:46,250 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3101.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 942.3 MB in the end (delta: 13.7 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:20:46,256 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.49 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3101.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 942.3 MB in the end (delta: 13.7 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6312]: 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...