./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label53.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/Problem14_label53.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 197209881b4fe70c7fe468e7084aa1de2f7c6240 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem14_label53.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 197209881b4fe70c7fe468e7084aa1de2f7c6240 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:35:51,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:51,509 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:51,544 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:51,545 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:51,549 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:51,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:51,571 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:51,574 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:51,581 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:51,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:51,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:51,590 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:51,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:51,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:51,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:51,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:51,615 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:51,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:51,629 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:51,637 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:51,646 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:51,648 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:51,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:51,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:51,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:51,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:51,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:51,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:51,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:51,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:51,673 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:51,675 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:51,680 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:51,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:51,683 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:51,685 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:51,688 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:51,688 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:51,689 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:51,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:51,696 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:35:51,738 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:51,739 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:51,742 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:51,744 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:51,744 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:51,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:51,746 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:51,749 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:35:51,749 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:51,750 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:51,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:51,752 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:51,752 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:51,754 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:51,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:51,755 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:51,755 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:51,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:51,757 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:51,757 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:51,757 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:51,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:51,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:51,761 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:51,761 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:51,761 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:35:51,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:35:51,762 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:51,763 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 -> 197209881b4fe70c7fe468e7084aa1de2f7c6240 [2019-11-27 09:35:52,350 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:52,381 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:52,388 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:52,391 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:52,396 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:52,398 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label53.c [2019-11-27 09:35:52,558 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0e21586e/c23c3c429ec44530a1becbb792d51b4b/FLAG1d84ce382 [2019-11-27 09:35:53,824 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:53,832 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label53.c [2019-11-27 09:35:53,865 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0e21586e/c23c3c429ec44530a1becbb792d51b4b/FLAG1d84ce382 [2019-11-27 09:35:53,906 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0e21586e/c23c3c429ec44530a1becbb792d51b4b [2019-11-27 09:35:53,911 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:53,916 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:53,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:53,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:53,928 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:53,931 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:53" (1/1) ... [2019-11-27 09:35:53,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:53, skipping insertion in model container [2019-11-27 09:35:53,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:53" (1/1) ... [2019-11-27 09:35:53,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:54,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:55,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:55,239 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:55,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:55,593 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:55,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:55 WrapperNode [2019-11-27 09:35:55,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:55,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:55,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:55,602 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:55,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:55" (1/1) ... [2019-11-27 09:35:55,671 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:55" (1/1) ... [2019-11-27 09:35:55,816 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:55,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:55,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:55,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:55,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:55" (1/1) ... [2019-11-27 09:35:55,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:55" (1/1) ... [2019-11-27 09:35:55,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:55" (1/1) ... [2019-11-27 09:35:55,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:55" (1/1) ... [2019-11-27 09:35:55,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:55" (1/1) ... [2019-11-27 09:35:55,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:55" (1/1) ... [2019-11-27 09:35:55,981 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:55" (1/1) ... [2019-11-27 09:35:56,011 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:56,020 INFO L168 Benchmark]: Toolchain (without parser) took 2103.01 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 955.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:56,021 INFO L168 Benchmark]: CDTParser took 0.40 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 09:35:56,024 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1674.26 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 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 33.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:56,027 INFO L168 Benchmark]: Boogie Procedure Inliner took 222.16 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:56,030 INFO L168 Benchmark]: Boogie Preprocessor took 191.10 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 955.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:56,042 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1674.26 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 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 33.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 222.16 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.10 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 955.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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-da95e15 [2019-11-27 09:35:59,906 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:59,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:59,946 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:59,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:59,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:59,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:59,978 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:59,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:59,986 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:59,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:59,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:59,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:00,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:00,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:00,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:00,015 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:00,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:00,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:00,035 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:00,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:00,051 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:00,052 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:00,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:00,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:00,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:00,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:00,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:00,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:00,075 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:00,076 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:00,077 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:00,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:00,083 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:00,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:00,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:00,090 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:00,091 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:00,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:00,092 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:00,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:00,097 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:00,139 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:00,142 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:00,146 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:00,148 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:00,148 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:00,151 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:00,151 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:00,152 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:00,152 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:00,152 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:00,154 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:00,154 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:00,156 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:00,157 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:00,157 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:00,157 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:00,159 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:00,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:00,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:00,160 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:00,162 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:00,162 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:00,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:00,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:00,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:00,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:00,165 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:00,165 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:00,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:00,168 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:00,169 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 -> 197209881b4fe70c7fe468e7084aa1de2f7c6240 [2019-11-27 09:36:00,856 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:00,888 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:00,894 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:00,899 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:00,902 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:00,904 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label53.c [2019-11-27 09:36:01,059 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ad640548/9cdef702d6f040509fb717b1b2f75bb3/FLAG1e355fdbd [2019-11-27 09:36:02,353 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:02,354 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label53.c [2019-11-27 09:36:02,392 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ad640548/9cdef702d6f040509fb717b1b2f75bb3/FLAG1e355fdbd [2019-11-27 09:36:02,437 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ad640548/9cdef702d6f040509fb717b1b2f75bb3 [2019-11-27 09:36:02,447 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:02,450 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:02,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:02,458 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:02,469 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:02,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:02" (1/1) ... [2019-11-27 09:36:02,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:02, skipping insertion in model container [2019-11-27 09:36:02,477 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:02" (1/1) ... [2019-11-27 09:36:02,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:02,649 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:03,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:03,972 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:04,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:04,385 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:04,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:04 WrapperNode [2019-11-27 09:36:04,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:04,391 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:04,394 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:04,394 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:04,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:04" (1/1) ... [2019-11-27 09:36:04,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:04" (1/1) ... [2019-11-27 09:36:04,609 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:04,609 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:04,610 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:04,610 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:04,632 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:04" (1/1) ... [2019-11-27 09:36:04,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:04" (1/1) ... [2019-11-27 09:36:04,655 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:04" (1/1) ... [2019-11-27 09:36:04,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:04" (1/1) ... [2019-11-27 09:36:04,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:04" (1/1) ... [2019-11-27 09:36:04,765 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:04" (1/1) ... [2019-11-27 09:36:04,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:04" (1/1) ... [2019-11-27 09:36:04,821 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:04,833 INFO L168 Benchmark]: Toolchain (without parser) took 2382.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 944.8 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:04,839 INFO L168 Benchmark]: CDTParser took 0.47 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 09:36:04,841 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1935.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.3 MB in the end (delta: 11.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:04,843 INFO L168 Benchmark]: Boogie Procedure Inliner took 218.51 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:04,844 INFO L168 Benchmark]: Boogie Preprocessor took 216.72 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 944.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:04,857 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1935.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.3 MB in the end (delta: 11.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 218.51 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 216.72 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 944.8 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...