./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--misc--sgi-xp--xpc.ko-entry_point.cil.out.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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--misc--sgi-xp--xpc.ko-entry_point.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 d0cdd84b66d4a997cb65cf7f5d227ed1e4c7a3a1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--misc--sgi-xp--xpc.ko-entry_point.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 d0cdd84b66d4a997cb65cf7f5d227ed1e4c7a3a1 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:16:31,499 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:16:31,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:16:31,541 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:16:31,545 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:16:31,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:16:31,550 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:16:31,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:16:31,574 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:16:31,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:16:31,583 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:16:31,586 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:16:31,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:16:31,593 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:16:31,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:16:31,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:16:31,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:16:31,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:16:31,614 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:16:31,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:16:31,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:16:31,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:16:31,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:16:31,648 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:16:31,656 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:16:31,657 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:16:31,657 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:16:31,661 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:16:31,664 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:16:31,665 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:16:31,666 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:16:31,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:16:31,671 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:16:31,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:16:31,676 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:16:31,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:16:31,683 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:16:31,683 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:16:31,684 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:16:31,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:16:31,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:16:31,691 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 17:16:31,733 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:16:31,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:16:31,740 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:16:31,741 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:16:31,741 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:16:31,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:16:31,744 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:16:31,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:16:31,744 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:16:31,745 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:16:31,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:16:31,749 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:16:31,749 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:16:31,750 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:16:31,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:16:31,751 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:16:31,751 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:16:31,751 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:16:31,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:16:31,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:16:31,755 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:16:31,755 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:16:31,755 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:16:31,755 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:16:31,756 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:16:31,756 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:16:31,757 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 -> d0cdd84b66d4a997cb65cf7f5d227ed1e4c7a3a1 [2019-11-27 17:16:32,316 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:16:32,348 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:16:32,357 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:16:32,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:16:32,362 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:16:32,365 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--misc--sgi-xp--xpc.ko-entry_point.cil.out.i [2019-11-27 17:16:32,531 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b11fb2504/3ee239ef131a472d9e90d12ff862950f/FLAGd2ee5bdf2 [2019-11-27 17:16:34,599 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:16:34,602 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--misc--sgi-xp--xpc.ko-entry_point.cil.out.i [2019-11-27 17:16:34,710 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b11fb2504/3ee239ef131a472d9e90d12ff862950f/FLAGd2ee5bdf2 [2019-11-27 17:16:34,751 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b11fb2504/3ee239ef131a472d9e90d12ff862950f [2019-11-27 17:16:34,759 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:16:34,766 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:16:34,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:16:34,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:16:34,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:16:34,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:16:34" (1/1) ... [2019-11-27 17:16:34,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c53792d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:16:34, skipping insertion in model container [2019-11-27 17:16:34,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:16:34" (1/1) ... [2019-11-27 17:16:34,814 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:16:35,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:16:41,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:16:41,400 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:16:42,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:16:44,434 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:16:44,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:16:44 WrapperNode [2019-11-27 17:16:44,438 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:16:44,439 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:16:44,443 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:16:44,443 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:16:44,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:16:44" (1/1) ... [2019-11-27 17:16:44,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:16:44" (1/1) ... [2019-11-27 17:16:47,315 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:16:47,322 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:16:47,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:16:47,323 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:16:47,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:16:44" (1/1) ... [2019-11-27 17:16:47,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:16:44" (1/1) ... [2019-11-27 17:16:47,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:16:44" (1/1) ... [2019-11-27 17:16:47,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:16:44" (1/1) ... [2019-11-27 17:16:50,744 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:16:44" (1/1) ... [2019-11-27 17:16:50,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:16:44" (1/1) ... [2019-11-27 17:16:51,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:16:44" (1/1) ... [2019-11-27 17:16:51,775 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:16:51,784 INFO L168 Benchmark]: Toolchain (without parser) took 17012.59 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 580.8 MB in the end (delta: 369.4 MB). Peak memory consumption was 442.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:16:51,788 INFO L168 Benchmark]: CDTParser took 2.96 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 17:16:51,792 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9666.02 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 818.7 MB in the end (delta: 131.5 MB). Peak memory consumption was 280.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:16:51,797 INFO L168 Benchmark]: Boogie Procedure Inliner took 2882.35 ms. Allocated memory is still 1.0 GB. Free memory was 818.7 MB in the beginning and 805.1 MB in the end (delta: 13.7 MB). Peak memory consumption was 215.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:16:51,804 INFO L168 Benchmark]: Boogie Preprocessor took 4453.18 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 580.8 MB in the end (delta: 224.2 MB). Peak memory consumption was 297.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:16:51,815 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.96 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 9666.02 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 818.7 MB in the end (delta: 131.5 MB). Peak memory consumption was 280.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2882.35 ms. Allocated memory is still 1.0 GB. Free memory was 818.7 MB in the beginning and 805.1 MB in the end (delta: 13.7 MB). Peak memory consumption was 215.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 4453.18 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 580.8 MB in the end (delta: 224.2 MB). Peak memory consumption was 297.5 MB. Max. memory is 12.5 GB. 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 17:16:56,175 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:16:56,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:16:56,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:16:56,228 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:16:56,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:16:56,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:16:56,253 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:16:56,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:16:56,265 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:16:56,267 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:16:56,274 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:16:56,275 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:16:56,282 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:16:56,284 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:16:56,290 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:16:56,292 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:16:56,297 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:16:56,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:16:56,315 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:16:56,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:16:56,330 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:16:56,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:16:56,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:16:56,348 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:16:56,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:16:56,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:16:56,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:16:56,358 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:16:56,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:16:56,364 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:16:56,365 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:16:56,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:16:56,370 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:16:56,373 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:16:56,375 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:16:56,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:16:56,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:16:56,379 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:16:56,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:16:56,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:16:56,387 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 17:16:56,452 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:16:56,454 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:16:56,455 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:16:56,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:16:56,460 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:16:56,463 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:16:56,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:16:56,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:16:56,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:16:56,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:16:56,466 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:16:56,468 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:16:56,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:16:56,470 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:16:56,470 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:16:56,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:16:56,471 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:16:56,471 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:16:56,472 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:16:56,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:16:56,476 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:16:56,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:16:56,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:16:56,478 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:16:56,478 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:16:56,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:16:56,479 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:16:56,479 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 17:16:56,483 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 -> d0cdd84b66d4a997cb65cf7f5d227ed1e4c7a3a1 [2019-11-27 17:16:57,101 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:16:57,148 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:16:57,155 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:16:57,159 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:16:57,161 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:16:57,165 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--misc--sgi-xp--xpc.ko-entry_point.cil.out.i [2019-11-27 17:16:57,333 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e0f1a789/d414d05f76c44515bfd8c688f39cce4c/FLAGe784a0038 [2019-11-27 17:16:59,507 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:16:59,510 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--misc--sgi-xp--xpc.ko-entry_point.cil.out.i [2019-11-27 17:16:59,626 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e0f1a789/d414d05f76c44515bfd8c688f39cce4c/FLAGe784a0038 [2019-11-27 17:16:59,670 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e0f1a789/d414d05f76c44515bfd8c688f39cce4c [2019-11-27 17:16:59,680 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:16:59,685 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:16:59,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:16:59,698 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:16:59,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:16:59,710 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:16:59" (1/1) ... [2019-11-27 17:16:59,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19261187 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:16:59, skipping insertion in model container [2019-11-27 17:16:59,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:16:59" (1/1) ... [2019-11-27 17:16:59,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:17:00,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:17:05,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:17:05,961 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:17:07,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:17:09,156 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:17:09,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:17:09 WrapperNode [2019-11-27 17:17:09,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:17:09,162 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:17:09,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:17:09,165 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:17:09,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:17:09" (1/1) ... [2019-11-27 17:17:09,451 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:17:09" (1/1) ... [2019-11-27 17:17:12,001 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:17:12,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:17:12,005 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:17:12,005 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:17:12,033 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:17:09" (1/1) ... [2019-11-27 17:17:12,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:17:09" (1/1) ... [2019-11-27 17:17:12,520 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:17:09" (1/1) ... [2019-11-27 17:17:12,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:17:09" (1/1) ... [2019-11-27 17:17:15,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:17:09" (1/1) ... [2019-11-27 17:17:16,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:17:09" (1/1) ... [2019-11-27 17:17:16,534 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:17:09" (1/1) ... [2019-11-27 17:17:16,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:17:16,877 INFO L168 Benchmark]: Toolchain (without parser) took 17186.53 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 754.1 MB in the end (delta: 196.1 MB). Peak memory consumption was 453.0 MB. Max. memory is 12.5 GB. [2019-11-27 17:17:16,887 INFO L168 Benchmark]: CDTParser took 0.43 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 17:17:16,889 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9466.52 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 753.1 MB in the end (delta: 197.2 MB). Peak memory consumption was 281.0 MB. Max. memory is 12.5 GB. [2019-11-27 17:17:16,892 INFO L168 Benchmark]: Boogie Procedure Inliner took 2842.00 ms. Allocated memory is still 1.0 GB. Free memory was 753.1 MB in the beginning and 791.4 MB in the end (delta: -38.4 MB). Peak memory consumption was 118.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:17:16,894 INFO L168 Benchmark]: Boogie Preprocessor took 4863.19 ms. Allocated memory is still 1.0 GB. Free memory was 791.4 MB in the beginning and 754.1 MB in the end (delta: 37.3 MB). Peak memory consumption was 294.1 MB. Max. memory is 12.5 GB. [2019-11-27 17:17:16,905 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 9466.52 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 753.1 MB in the end (delta: 197.2 MB). Peak memory consumption was 281.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2842.00 ms. Allocated memory is still 1.0 GB. Free memory was 753.1 MB in the beginning and 791.4 MB in the end (delta: -38.4 MB). Peak memory consumption was 118.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 4863.19 ms. Allocated memory is still 1.0 GB. Free memory was 791.4 MB in the beginning and 754.1 MB in the end (delta: 37.3 MB). Peak memory consumption was 294.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...