./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label21.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/eca-rers2012/Problem10_label21.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 9affa82f51321a26e1ff4ceb2134487588896d81 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/eca-rers2012/Problem10_label21.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 9affa82f51321a26e1ff4ceb2134487588896d81 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:32:11,619 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:32:11,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:32:11,661 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:32:11,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:32:11,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:32:11,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:32:11,685 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:32:11,696 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:32:11,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:32:11,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:32:11,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:32:11,713 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:32:11,716 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:32:11,721 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:32:11,723 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:32:11,726 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:32:11,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:32:11,733 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:32:11,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:32:11,748 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:32:11,756 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:32:11,757 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:32:11,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:32:11,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:32:11,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:32:11,771 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:32:11,775 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:32:11,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:32:11,779 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:32:11,779 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:32:11,782 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:32:11,783 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:32:11,787 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:32:11,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:32:11,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:32:11,793 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:32:11,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:32:11,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:32:11,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:32:11,803 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:32:11,804 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:32:11,857 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:32:11,867 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:32:11,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:32:11,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:32:11,869 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:32:11,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:32:11,874 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:32:11,874 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:32:11,876 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:32:11,876 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:32:11,876 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:32:11,876 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:32:11,879 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:32:11,879 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:32:11,880 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:32:11,880 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:32:11,882 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:32:11,882 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:32:11,884 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:32:11,887 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:32:11,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:32:11,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:32:11,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:32:11,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:32:11,891 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:32:11,891 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:32:11,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:32:11,893 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:32:11,894 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 -> 9affa82f51321a26e1ff4ceb2134487588896d81 [2019-11-27 09:32:12,477 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:32:12,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:32:12,516 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:32:12,522 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:32:12,523 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:32:12,525 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label21.c [2019-11-27 09:32:12,678 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/274a8d467/3786287c671d4ab8b7701a7570d844cf/FLAG42ef0bcf7 [2019-11-27 09:32:13,804 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:32:13,807 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label21.c [2019-11-27 09:32:13,840 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/274a8d467/3786287c671d4ab8b7701a7570d844cf/FLAG42ef0bcf7 [2019-11-27 09:32:14,304 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/274a8d467/3786287c671d4ab8b7701a7570d844cf [2019-11-27 09:32:14,312 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:32:14,318 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:32:14,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:32:14,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:32:14,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:32:14,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:32:14" (1/1) ... [2019-11-27 09:32:14,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c9e356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:14, skipping insertion in model container [2019-11-27 09:32:14,338 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:32:14" (1/1) ... [2019-11-27 09:32:14,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:32:14,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:32:15,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:32:15,302 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:32:15,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:32:15,721 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:32:15,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:15 WrapperNode [2019-11-27 09:32:15,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:32:15,725 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:32:15,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:32:15,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:32:15,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:15" (1/1) ... [2019-11-27 09:32:15,779 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:15" (1/1) ... [2019-11-27 09:32:15,939 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:32:15,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:32:15,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:32:15,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:32:15,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:15" (1/1) ... [2019-11-27 09:32:15,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:15" (1/1) ... [2019-11-27 09:32:15,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:15" (1/1) ... [2019-11-27 09:32:15,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:15" (1/1) ... [2019-11-27 09:32:16,043 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:15" (1/1) ... [2019-11-27 09:32:16,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:15" (1/1) ... [2019-11-27 09:32:16,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:15" (1/1) ... [2019-11-27 09:32:16,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:32:16,156 INFO L168 Benchmark]: Toolchain (without parser) took 1840.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 966.5 MB in the end (delta: -3.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:32:16,160 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 09:32:16,162 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1403.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 983.6 MB in the end (delta: -20.5 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:16,165 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.14 ms. Allocated memory is still 1.0 GB. Free memory was 983.6 MB in the beginning and 972.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:16,167 INFO L168 Benchmark]: Boogie Preprocessor took 206.87 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:16,178 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 1403.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 983.6 MB in the end (delta: -20.5 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 220.14 ms. Allocated memory is still 1.0 GB. Free memory was 983.6 MB in the beginning and 972.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 206.87 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 09:32:19,738 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:32:19,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:32:19,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:32:19,775 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:32:19,778 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:32:19,781 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:32:19,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:32:19,801 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:32:19,806 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:32:19,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:32:19,812 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:32:19,813 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:32:19,817 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:32:19,820 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:32:19,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:32:19,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:32:19,827 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:32:19,833 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:32:19,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:32:19,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:32:19,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:32:19,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:32:19,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:32:19,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:32:19,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:32:19,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:32:19,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:32:19,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:32:19,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:32:19,872 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:32:19,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:32:19,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:32:19,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:32:19,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:32:19,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:32:19,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:32:19,883 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:32:19,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:32:19,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:32:19,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:32:19,891 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:32:19,942 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:32:19,943 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:32:19,944 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:32:19,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:32:19,944 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:32:19,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:32:19,949 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:32:19,949 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:32:19,949 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:32:19,950 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:32:19,951 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:32:19,951 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:32:19,951 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:32:19,952 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:32:19,952 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:32:19,952 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:32:19,953 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:32:19,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:32:19,953 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:32:19,956 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:32:19,956 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:32:19,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:32:19,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:32:19,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:32:19,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:32:19,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:32:19,958 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:32:19,958 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:32:19,961 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:32:19,961 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:32:19,962 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 -> 9affa82f51321a26e1ff4ceb2134487588896d81 [2019-11-27 09:32:20,545 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:32:20,580 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:32:20,584 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:32:20,592 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:32:20,594 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:32:20,595 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label21.c [2019-11-27 09:32:20,752 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8d8867ee/26ecbcb171ab494a8666d43bc4dc86f3/FLAG2129b10b5 [2019-11-27 09:32:21,902 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:32:21,903 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label21.c [2019-11-27 09:32:21,945 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8d8867ee/26ecbcb171ab494a8666d43bc4dc86f3/FLAG2129b10b5 [2019-11-27 09:32:22,021 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8d8867ee/26ecbcb171ab494a8666d43bc4dc86f3 [2019-11-27 09:32:22,028 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:32:22,033 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:32:22,039 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:32:22,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:32:22,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:32:22,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:32:22" (1/1) ... [2019-11-27 09:32:22,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59130246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:22, skipping insertion in model container [2019-11-27 09:32:22,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:32:22" (1/1) ... [2019-11-27 09:32:22,076 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:32:22,176 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:32:23,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:32:23,206 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:32:23,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:32:23,567 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:32:23,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:23 WrapperNode [2019-11-27 09:32:23,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:32:23,573 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:32:23,573 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:32:23,573 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:32:23,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:23" (1/1) ... [2019-11-27 09:32:23,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:23" (1/1) ... [2019-11-27 09:32:23,795 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:32:23,796 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:32:23,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:32:23,799 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:32:23,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:23" (1/1) ... [2019-11-27 09:32:23,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:23" (1/1) ... [2019-11-27 09:32:23,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:23" (1/1) ... [2019-11-27 09:32:23,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:23" (1/1) ... [2019-11-27 09:32:23,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:23" (1/1) ... [2019-11-27 09:32:23,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:23" (1/1) ... [2019-11-27 09:32:23,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:23" (1/1) ... [2019-11-27 09:32:23,956 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:32:23,962 INFO L168 Benchmark]: Toolchain (without parser) took 1925.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 955.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:23,964 INFO L168 Benchmark]: CDTParser took 1.28 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:32:23,967 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1532.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 960.8 MB in the end (delta: -568.4 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:23,971 INFO L168 Benchmark]: Boogie Procedure Inliner took 222.94 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:32:23,972 INFO L168 Benchmark]: Boogie Preprocessor took 160.44 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:23,978 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.28 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1532.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 960.8 MB in the end (delta: -568.4 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 222.94 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 160.44 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...