./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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/seq-mthreaded/rekcba_aso.4.M1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-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 32bit --witnessprinter.graph.data.programhash 4bb07fe9d0e93737320ea15c8152d5bc9138ac88 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/seq-mthreaded/rekcba_aso.4.M1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-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 32bit --witnessprinter.graph.data.programhash 4bb07fe9d0e93737320ea15c8152d5bc9138ac88 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:02:10,631 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:02:10,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:02:10,662 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:02:10,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:02:10,666 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:02:10,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:02:10,699 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:02:10,706 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:02:10,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:02:10,710 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:02:10,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:02:10,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:02:10,723 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:02:10,727 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:02:10,730 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:02:10,735 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:02:10,740 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:02:10,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:02:10,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:02:10,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:02:10,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:02:10,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:02:10,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:02:10,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:02:10,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:02:10,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:02:10,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:02:10,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:02:10,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:02:10,796 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:02:10,797 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:02:10,801 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:02:10,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:02:10,807 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:02:10,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:02:10,810 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:02:10,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:02:10,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:02:10,815 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:02:10,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:02:10,820 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:02:10,860 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:02:10,862 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:02:10,868 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:02:10,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:02:10,869 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:02:10,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:02:10,870 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:02:10,870 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:02:10,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:02:10,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:02:10,872 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:02:10,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:02:10,874 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:02:10,874 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:02:10,875 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:02:10,875 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:02:10,875 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:02:10,877 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:02:10,877 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:02:10,877 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:02:10,878 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:02:10,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:02:10,880 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:02:10,880 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:02:10,880 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:02:10,881 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:02:10,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:02:10,883 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:02:10,883 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bb07fe9d0e93737320ea15c8152d5bc9138ac88 [2019-11-27 10:02:11,471 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:02:11,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:02:11,512 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:02:11,520 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:02:11,521 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:02:11,522 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c [2019-11-27 10:02:11,690 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f59b3bfcd/9bbf84c4f3ae4197bdd4a8e10d229713/FLAG76a750b3e [2019-11-27 10:02:13,151 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:02:13,152 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c [2019-11-27 10:02:13,224 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f59b3bfcd/9bbf84c4f3ae4197bdd4a8e10d229713/FLAG76a750b3e [2019-11-27 10:02:13,262 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f59b3bfcd/9bbf84c4f3ae4197bdd4a8e10d229713 [2019-11-27 10:02:13,268 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:02:13,270 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:02:13,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:13,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:02:13,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:02:13,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:13" (1/1) ... [2019-11-27 10:02:13,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a81a577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:13, skipping insertion in model container [2019-11-27 10:02:13,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:13" (1/1) ... [2019-11-27 10:02:13,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:02:13,508 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:02:15,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:15,363 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:02:15,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:16,053 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:02:16,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:16 WrapperNode [2019-11-27 10:02:16,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:16,057 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:16,057 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:02:16,057 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:02:16,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:16" (1/1) ... [2019-11-27 10:02:16,249 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:16" (1/1) ... [2019-11-27 10:02:17,931 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:17,935 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:02:17,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:02:17,938 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:02:17,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:16" (1/1) ... [2019-11-27 10:02:17,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:16" (1/1) ... [2019-11-27 10:02:18,728 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:16" (1/1) ... [2019-11-27 10:02:18,729 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:16" (1/1) ... [2019-11-27 10:02:19,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:16" (1/1) ... [2019-11-27 10:02:19,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:16" (1/1) ... [2019-11-27 10:02:20,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:16" (1/1) ... [2019-11-27 10:02:20,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:02:20,489 INFO L168 Benchmark]: Toolchain (without parser) took 7213.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 785.9 MB in the end (delta: 175.8 MB). Peak memory consumption was 323.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:20,491 INFO L168 Benchmark]: CDTParser took 0.31 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 10:02:20,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2775.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 904.2 MB in the end (delta: 57.5 MB). Peak memory consumption was 57.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:20,499 INFO L168 Benchmark]: Boogie Procedure Inliner took 1878.11 ms. Allocated memory is still 1.0 GB. Free memory was 904.2 MB in the beginning and 720.8 MB in the end (delta: 183.3 MB). Peak memory consumption was 183.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:20,504 INFO L168 Benchmark]: Boogie Preprocessor took 2545.70 ms. Allocated memory is still 1.0 GB. Free memory was 720.8 MB in the beginning and 785.9 MB in the end (delta: -65.1 MB). Peak memory consumption was 83.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:20,512 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 2775.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 904.2 MB in the end (delta: 57.5 MB). Peak memory consumption was 57.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1878.11 ms. Allocated memory is still 1.0 GB. Free memory was 904.2 MB in the beginning and 720.8 MB in the end (delta: 183.3 MB). Peak memory consumption was 183.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2545.70 ms. Allocated memory is still 1.0 GB. Free memory was 720.8 MB in the beginning and 785.9 MB in the end (delta: -65.1 MB). Peak memory consumption was 83.0 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-da95e15 [2019-11-27 10:02:24,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:02:24,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:02:24,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:02:24,675 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:02:24,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:02:24,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:02:24,708 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:02:24,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:02:24,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:02:24,721 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:02:24,727 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:02:24,728 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:02:24,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:02:24,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:02:24,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:02:24,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:02:24,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:02:24,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:02:24,771 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:02:24,778 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:02:24,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:02:24,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:02:24,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:02:24,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:02:24,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:02:24,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:02:24,811 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:02:24,812 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:02:24,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:02:24,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:02:24,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:02:24,823 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:02:24,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:02:24,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:02:24,832 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:02:24,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:02:24,837 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:02:24,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:02:24,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:02:24,843 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:02:24,846 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:02:24,900 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:02:24,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:02:24,910 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:02:24,911 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:02:24,913 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:02:24,913 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:02:24,914 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:02:24,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:02:24,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:02:24,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:02:24,918 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:02:24,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:02:24,920 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:02:24,921 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:02:24,923 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:02:24,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:02:24,924 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:02:24,924 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:02:24,924 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:02:24,926 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:02:24,926 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:02:24,929 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:02:24,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:02:24,930 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:02:24,930 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:02:24,930 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:02:24,931 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:02:24,934 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:02:24,934 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:02:24,935 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:02:24,936 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bb07fe9d0e93737320ea15c8152d5bc9138ac88 [2019-11-27 10:02:25,555 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:02:25,592 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:02:25,596 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:02:25,603 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:02:25,604 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:02:25,608 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c [2019-11-27 10:02:25,791 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e9da428a/d88586bbb58749caa8fa672ae87ace84/FLAG363055d8b [2019-11-27 10:02:27,366 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:02:27,369 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c [2019-11-27 10:02:27,435 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e9da428a/d88586bbb58749caa8fa672ae87ace84/FLAG363055d8b [2019-11-27 10:02:27,479 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e9da428a/d88586bbb58749caa8fa672ae87ace84 [2019-11-27 10:02:27,489 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:02:27,495 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:02:27,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:27,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:02:27,515 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:02:27,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:27" (1/1) ... [2019-11-27 10:02:27,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@737469c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:27, skipping insertion in model container [2019-11-27 10:02:27,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:27" (1/1) ... [2019-11-27 10:02:27,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:02:27,751 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:02:29,839 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:29,922 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:02:30,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:30,867 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:02:30,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:30 WrapperNode [2019-11-27 10:02:30,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:30,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:30,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:02:30,876 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:02:30,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:30" (1/1) ... [2019-11-27 10:02:31,095 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:30" (1/1) ... [2019-11-27 10:02:33,239 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:33,240 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:02:33,240 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:02:33,241 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:02:33,264 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:30" (1/1) ... [2019-11-27 10:02:33,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:30" (1/1) ... [2019-11-27 10:02:33,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:30" (1/1) ... [2019-11-27 10:02:33,600 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:30" (1/1) ... [2019-11-27 10:02:34,830 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:30" (1/1) ... [2019-11-27 10:02:35,207 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:30" (1/1) ... [2019-11-27 10:02:35,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:30" (1/1) ... [2019-11-27 10:02:35,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:02:35,714 INFO L168 Benchmark]: Toolchain (without parser) took 8214.92 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 761.3 MB in the end (delta: 194.7 MB). Peak memory consumption was 194.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:35,717 INFO L168 Benchmark]: CDTParser took 0.47 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 10:02:35,722 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3368.77 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 875.5 MB in the end (delta: 80.4 MB). Peak memory consumption was 80.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:35,726 INFO L168 Benchmark]: Boogie Procedure Inliner took 2364.11 ms. Allocated memory is still 1.0 GB. Free memory was 875.5 MB in the beginning and 910.2 MB in the end (delta: -34.7 MB). Peak memory consumption was 229.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:35,729 INFO L168 Benchmark]: Boogie Preprocessor took 2467.03 ms. Allocated memory is still 1.0 GB. Free memory was 910.2 MB in the beginning and 761.3 MB in the end (delta: 148.9 MB). Peak memory consumption was 148.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:35,740 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 3368.77 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 875.5 MB in the end (delta: 80.4 MB). Peak memory consumption was 80.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2364.11 ms. Allocated memory is still 1.0 GB. Free memory was 875.5 MB in the beginning and 910.2 MB in the end (delta: -34.7 MB). Peak memory consumption was 229.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2467.03 ms. Allocated memory is still 1.0 GB. Free memory was 910.2 MB in the beginning and 761.3 MB in the end (delta: 148.9 MB). Peak memory consumption was 148.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...