./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.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 3a94f825889fbb17d53a08616bdce0ffbb77b029 ........................................................................................................................... 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 -ea -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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.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 3a94f825889fbb17d53a08616bdce0ffbb77b029 ............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-29 00:01:11,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 00:01:11,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 00:01:11,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 00:01:11,590 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 00:01:11,592 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 00:01:11,595 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 00:01:11,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 00:01:11,611 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 00:01:11,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 00:01:11,614 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 00:01:11,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 00:01:11,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 00:01:11,617 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 00:01:11,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 00:01:11,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 00:01:11,621 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 00:01:11,622 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 00:01:11,624 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 00:01:11,626 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 00:01:11,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 00:01:11,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 00:01:11,630 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 00:01:11,631 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 00:01:11,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 00:01:11,634 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 00:01:11,634 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 00:01:11,635 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 00:01:11,636 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 00:01:11,637 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 00:01:11,637 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 00:01:11,638 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 00:01:11,639 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 00:01:11,640 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 00:01:11,641 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 00:01:11,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 00:01:11,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 00:01:11,643 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 00:01:11,643 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 00:01:11,644 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 00:01:11,645 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 00:01:11,646 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-07-29 00:01:11,661 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 00:01:11,661 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 00:01:11,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 00:01:11,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 00:01:11,664 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 00:01:11,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 00:01:11,664 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 00:01:11,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 00:01:11,665 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-29 00:01:11,665 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-29 00:01:11,665 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-29 00:01:11,666 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-29 00:01:11,666 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 00:01:11,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-29 00:01:11,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 00:01:11,667 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 00:01:11,667 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-29 00:01:11,668 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-29 00:01:11,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-29 00:01:11,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 00:01:11,669 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-29 00:01:11,669 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-29 00:01:11,669 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-29 00:01:11,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-29 00:01:11,670 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-29 00:01:11,670 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 00:01:11,670 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-29 00:01:11,671 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 -> 3a94f825889fbb17d53a08616bdce0ffbb77b029 [2020-07-29 00:01:11,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 00:01:11,984 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 00:01:11,987 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 00:01:11,989 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 00:01:11,989 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 00:01:11,990 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i [2020-07-29 00:01:12,047 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d6afba2b/7f80e2aaac604c53847c2fa484af3ea7/FLAGdc9c8cdfc [2020-07-29 00:01:13,026 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 00:01:13,027 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i [2020-07-29 00:01:13,090 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d6afba2b/7f80e2aaac604c53847c2fa484af3ea7/FLAGdc9c8cdfc [2020-07-29 00:01:13,389 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d6afba2b/7f80e2aaac604c53847c2fa484af3ea7 [2020-07-29 00:01:13,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 00:01:13,401 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-29 00:01:13,402 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 00:01:13,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 00:01:13,406 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 00:01:13,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 12:01:13" (1/1) ... [2020-07-29 00:01:13,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6567b9d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 12:01:13, skipping insertion in model container [2020-07-29 00:01:13,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 12:01:13" (1/1) ... [2020-07-29 00:01:13,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 00:01:13,615 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 00:01:15,619 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-29 00:01:15,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3176baca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 12:01:15, skipping insertion in model container [2020-07-29 00:01:15,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-29 00:01:15,621 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-07-29 00:01:15,624 INFO L168 Benchmark]: Toolchain (without parser) took 2226.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 938.7 MB in the beginning and 1.1 GB in the end (delta: -147.8 MB). Peak memory consumption was 81.0 MB. Max. memory is 11.5 GB. [2020-07-29 00:01:15,625 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 00:01:15,627 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2218.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 938.7 MB in the beginning and 1.1 GB in the end (delta: -147.8 MB). Peak memory consumption was 81.0 MB. Max. memory is 11.5 GB. [2020-07-29 00:01:15,629 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2218.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 938.7 MB in the beginning and 1.1 GB in the end (delta: -147.8 MB). Peak memory consumption was 81.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6826]: 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 0.1.25-8bd4bc6 [2020-07-29 00:01:17,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 00:01:17,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 00:01:17,444 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 00:01:17,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 00:01:17,446 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 00:01:17,447 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 00:01:17,449 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 00:01:17,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 00:01:17,452 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 00:01:17,453 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 00:01:17,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 00:01:17,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 00:01:17,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 00:01:17,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 00:01:17,459 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 00:01:17,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 00:01:17,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 00:01:17,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 00:01:17,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 00:01:17,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 00:01:17,468 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 00:01:17,469 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 00:01:17,470 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 00:01:17,473 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 00:01:17,474 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 00:01:17,474 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 00:01:17,475 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 00:01:17,476 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 00:01:17,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 00:01:17,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 00:01:17,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 00:01:17,479 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 00:01:17,480 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 00:01:17,481 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 00:01:17,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 00:01:17,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 00:01:17,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 00:01:17,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 00:01:17,484 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 00:01:17,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 00:01:17,486 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-07-29 00:01:17,501 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 00:01:17,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 00:01:17,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 00:01:17,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 00:01:17,503 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 00:01:17,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 00:01:17,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 00:01:17,504 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-29 00:01:17,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-29 00:01:17,504 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-29 00:01:17,504 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-07-29 00:01:17,505 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-07-29 00:01:17,505 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-29 00:01:17,505 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 00:01:17,506 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-29 00:01:17,506 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 00:01:17,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 00:01:17,506 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-29 00:01:17,507 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-29 00:01:17,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-29 00:01:17,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 00:01:17,507 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-29 00:01:17,507 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-29 00:01:17,508 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-07-29 00:01:17,508 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-07-29 00:01:17,508 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-29 00:01:17,509 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 00:01:17,509 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-29 00:01:17,510 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-07-29 00:01:17,510 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 -> 3a94f825889fbb17d53a08616bdce0ffbb77b029 [2020-07-29 00:01:17,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 00:01:17,835 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 00:01:17,840 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 00:01:17,841 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 00:01:17,842 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 00:01:17,843 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i [2020-07-29 00:01:17,906 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6e5880b2/01f6d1c654504e56bb0be76964aee40a/FLAG70530e7e5 [2020-07-29 00:01:18,942 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 00:01:18,943 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i [2020-07-29 00:01:18,999 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6e5880b2/01f6d1c654504e56bb0be76964aee40a/FLAG70530e7e5 [2020-07-29 00:01:19,265 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6e5880b2/01f6d1c654504e56bb0be76964aee40a [2020-07-29 00:01:19,269 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 00:01:19,272 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-29 00:01:19,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 00:01:19,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 00:01:19,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 00:01:19,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 12:01:19" (1/1) ... [2020-07-29 00:01:19,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8781850 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 12:01:19, skipping insertion in model container [2020-07-29 00:01:19,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 12:01:19" (1/1) ... [2020-07-29 00:01:19,291 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 00:01:19,452 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 00:01:21,974 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-29 00:01:21,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@31253802 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 12:01:21, skipping insertion in model container [2020-07-29 00:01:21,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-29 00:01:21,976 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-07-29 00:01:21,980 INFO L168 Benchmark]: Toolchain (without parser) took 2708.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 934.6 MB in the beginning and 1.1 GB in the end (delta: -145.4 MB). Peak memory consumption was 82.2 MB. Max. memory is 11.5 GB. [2020-07-29 00:01:21,981 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 00:01:21,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2702.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 934.6 MB in the beginning and 1.1 GB in the end (delta: -145.4 MB). Peak memory consumption was 82.2 MB. Max. memory is 11.5 GB. [2020-07-29 00:01:21,987 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2702.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 934.6 MB in the beginning and 1.1 GB in the end (delta: -145.4 MB). Peak memory consumption was 82.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6826]: 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...