./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem13_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 3641386b52c89c456202cde3f982509a92ee62e5 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_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 3641386b52c89c456202cde3f982509a92ee62e5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:53:18,631 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:18,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:18,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:18,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:18,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:18,681 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:18,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:18,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:18,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:18,710 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:18,716 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:18,717 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:18,725 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:18,727 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:18,730 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:18,735 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:18,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:18,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:18,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:18,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:18,769 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:18,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:18,778 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:18,800 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:18,801 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:18,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:18,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:18,813 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:18,816 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:18,818 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:18,819 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:18,821 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:18,825 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:18,828 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:18,829 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:18,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:18,834 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:18,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:18,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:18,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:18,841 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:53:18,886 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:18,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:18,892 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:18,894 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:18,894 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:18,894 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:18,896 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:18,896 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:53:18,896 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:18,897 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:18,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:18,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:18,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:18,901 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:18,901 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:18,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:18,902 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:18,904 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:18,904 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:18,905 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:18,905 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:18,905 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:18,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:18,907 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:18,907 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:18,907 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:18,908 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:53:18,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:53:18,910 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:18,910 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 -> 3641386b52c89c456202cde3f982509a92ee62e5 [2019-11-24 20:53:19,490 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:19,521 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:19,529 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:19,534 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:19,535 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:19,538 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label21.c [2019-11-24 20:53:19,699 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a166aba2/67d2f9ebd80b40f0b1b4b7149e30e067/FLAGd2147803c [2019-11-24 20:53:21,588 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:21,591 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label21.c [2019-11-24 20:53:21,691 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a166aba2/67d2f9ebd80b40f0b1b4b7149e30e067/FLAGd2147803c [2019-11-24 20:53:21,729 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a166aba2/67d2f9ebd80b40f0b1b4b7149e30e067 [2019-11-24 20:53:21,738 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:21,742 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:21,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:21,750 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:21,756 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:21,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:21" (1/1) ... [2019-11-24 20:53:21,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:21, skipping insertion in model container [2019-11-24 20:53:21,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:21" (1/1) ... [2019-11-24 20:53:21,786 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:22,114 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:25,348 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:25,364 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:26,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:26,941 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:26,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:26 WrapperNode [2019-11-24 20:53:26,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:26,944 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:26,946 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:26,946 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:26,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:26" (1/1) ... [2019-11-24 20:53:27,162 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:26" (1/1) ... [2019-11-24 20:53:28,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:28,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:28,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:28,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:28,527 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:26" (1/1) ... [2019-11-24 20:53:28,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:26" (1/1) ... [2019-11-24 20:53:28,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:26" (1/1) ... [2019-11-24 20:53:28,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:26" (1/1) ... [2019-11-24 20:53:29,339 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:26" (1/1) ... [2019-11-24 20:53:29,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:26" (1/1) ... [2019-11-24 20:53:29,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:26" (1/1) ... [2019-11-24 20:53:29,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:29,844 INFO L168 Benchmark]: Toolchain (without parser) took 8099.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 806.4 MB in the end (delta: 143.8 MB). Peak memory consumption was 143.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:29,848 INFO L168 Benchmark]: CDTParser took 1.07 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. [2019-11-24 20:53:29,850 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5197.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 779.6 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:29,853 INFO L168 Benchmark]: Boogie Procedure Inliner took 1562.93 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 871.6 MB in the end (delta: -92.0 MB). Peak memory consumption was 138.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:29,856 INFO L168 Benchmark]: Boogie Preprocessor took 1329.43 ms. Allocated memory is still 1.0 GB. Free memory was 871.6 MB in the beginning and 806.4 MB in the end (delta: 65.2 MB). Peak memory consumption was 65.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:29,868 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.07 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 5197.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 779.6 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1562.93 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 871.6 MB in the end (delta: -92.0 MB). Peak memory consumption was 138.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1329.43 ms. Allocated memory is still 1.0 GB. Free memory was 871.6 MB in the beginning and 806.4 MB in the end (delta: 65.2 MB). Peak memory consumption was 65.2 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 0.1.24-32f2683 [2019-11-24 20:53:33,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:33,829 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:33,854 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:33,856 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:33,859 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:33,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:33,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:33,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:33,898 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:33,899 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:33,905 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:33,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:33,913 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:33,916 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:33,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:33,923 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:33,928 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:33,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:33,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:33,949 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:33,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:33,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:33,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:33,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:33,973 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:33,973 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:33,975 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:33,978 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:33,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:33,982 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:33,984 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:33,985 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:33,989 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:33,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:33,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:33,994 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:33,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:33,995 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:33,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:34,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:34,001 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:53:34,040 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:34,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:34,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:34,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:34,047 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:34,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:34,049 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:34,049 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:34,051 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:34,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:34,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:34,053 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:34,053 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:34,054 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:53:34,054 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:53:34,056 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:34,056 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:34,056 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:34,056 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:34,057 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:34,059 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:34,059 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:34,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:34,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:34,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:34,062 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:34,062 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:34,062 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:53:34,063 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:53:34,063 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:34,064 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:53:34,067 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 -> 3641386b52c89c456202cde3f982509a92ee62e5 [2019-11-24 20:53:34,635 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:34,667 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:34,675 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:34,680 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:34,681 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:34,682 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label21.c [2019-11-24 20:53:34,842 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daf7eb805/1ea4e7499b574d4bae6ebcf877d4ee57/FLAG9879db6eb [2019-11-24 20:53:36,671 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:36,672 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label21.c [2019-11-24 20:53:36,774 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daf7eb805/1ea4e7499b574d4bae6ebcf877d4ee57/FLAG9879db6eb [2019-11-24 20:53:36,812 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daf7eb805/1ea4e7499b574d4bae6ebcf877d4ee57 [2019-11-24 20:53:36,822 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:36,825 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:36,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:36,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:36,837 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:36,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:36" (1/1) ... [2019-11-24 20:53:36,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:36, skipping insertion in model container [2019-11-24 20:53:36,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:36" (1/1) ... [2019-11-24 20:53:36,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:37,203 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:41,050 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:41,064 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:42,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:42,798 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:42,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:42 WrapperNode [2019-11-24 20:53:42,801 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:42,802 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:42,805 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:42,807 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:42,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:42" (1/1) ... [2019-11-24 20:53:43,160 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:42" (1/1) ... [2019-11-24 20:53:43,640 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:43,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:43,641 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:43,641 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:43,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:42" (1/1) ... [2019-11-24 20:53:43,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:42" (1/1) ... [2019-11-24 20:53:43,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:42" (1/1) ... [2019-11-24 20:53:43,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:42" (1/1) ... [2019-11-24 20:53:43,984 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:42" (1/1) ... [2019-11-24 20:53:44,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:42" (1/1) ... [2019-11-24 20:53:44,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:42" (1/1) ... [2019-11-24 20:53:44,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:44,213 INFO L168 Benchmark]: Toolchain (without parser) took 7384.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 878.7 MB in the end (delta: 71.5 MB). Peak memory consumption was 71.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:44,215 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. [2019-11-24 20:53:44,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5972.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 716.5 MB in the end (delta: 233.7 MB). Peak memory consumption was 233.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:44,221 INFO L168 Benchmark]: Boogie Procedure Inliner took 838.06 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 912.1 MB in the end (delta: -195.6 MB). Peak memory consumption was 37.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:44,226 INFO L168 Benchmark]: Boogie Preprocessor took 565.45 ms. Allocated memory is still 1.0 GB. Free memory was 912.1 MB in the beginning and 878.7 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:44,235 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 5972.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 716.5 MB in the end (delta: 233.7 MB). Peak memory consumption was 233.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 838.06 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 912.1 MB in the end (delta: -195.6 MB). Peak memory consumption was 37.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 565.45 ms. Allocated memory is still 1.0 GB. Free memory was 912.1 MB in the beginning and 878.7 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...