./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label00.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem19_label00.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 790d724835991f8f4cc28f53ac268115f0488a6a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label00.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 790d724835991f8f4cc28f53ac268115f0488a6a .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:41,588 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:41,591 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:41,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:41,631 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:41,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:41,640 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:41,657 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:41,664 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:41,668 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:41,670 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:41,674 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:41,675 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:41,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:41,680 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:41,686 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:41,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:41,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:41,699 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:41,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:41,716 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:41,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:41,721 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:41,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:41,735 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:41,735 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:41,736 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:41,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:41,740 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:41,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:41,743 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:41,746 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:41,751 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:41,752 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:41,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:41,754 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:41,755 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:41,755 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:41,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:41,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:41,764 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:41,766 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:41,803 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:41,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:41,810 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:41,810 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:41,811 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:41,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:41,811 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:41,813 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:41,813 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:41,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:41,815 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:41,815 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:41,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:41,818 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:41,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:41,819 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:41,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:41,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:41,820 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:41,820 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:41,821 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:41,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:41,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:41,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:41,824 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:41,824 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:41,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:41,825 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:41,826 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 -> 790d724835991f8f4cc28f53ac268115f0488a6a [2019-11-26 16:51:42,388 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:42,422 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:42,425 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:42,431 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:42,432 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:42,433 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label00.c [2019-11-26 16:51:42,593 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fc9920a6/de65dedc26304b108f62ee9359993b9e/FLAG668935675 [2019-11-26 16:51:44,667 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:44,671 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label00.c [2019-11-26 16:51:44,812 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fc9920a6/de65dedc26304b108f62ee9359993b9e/FLAG668935675 [2019-11-26 16:51:44,853 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fc9920a6/de65dedc26304b108f62ee9359993b9e [2019-11-26 16:51:44,862 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:44,867 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:44,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:44,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:44,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:44,882 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:44" (1/1) ... [2019-11-26 16:51:44,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65072a09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:44, skipping insertion in model container [2019-11-26 16:51:44,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:44" (1/1) ... [2019-11-26 16:51:44,911 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:45,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:50,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:50,154 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:52,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:52,769 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:52,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52 WrapperNode [2019-11-26 16:51:52,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:52,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:52,776 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:52,776 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:52,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:52,949 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:54,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:54,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:54,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:54,087 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:54,108 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:54,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:54,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:54,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:55,982 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:56,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:56,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:56,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:56,876 INFO L168 Benchmark]: Toolchain (without parser) took 12001.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 773.4 MB in the end (delta: 165.4 MB). Peak memory consumption was 388.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:56,877 INFO L168 Benchmark]: CDTParser took 1.62 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. [2019-11-26 16:51:56,884 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7901.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 863.1 MB in the end (delta: 75.6 MB). Peak memory consumption was 276.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:56,886 INFO L168 Benchmark]: Boogie Procedure Inliner took 1312.25 ms. Allocated memory is still 1.0 GB. Free memory was 863.1 MB in the beginning and 703.4 MB in the end (delta: 159.8 MB). Peak memory consumption was 159.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:56,891 INFO L168 Benchmark]: Boogie Preprocessor took 2779.35 ms. Allocated memory is still 1.0 GB. Free memory was 703.4 MB in the beginning and 773.4 MB in the end (delta: -70.0 MB). Peak memory consumption was 153.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:56,905 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.62 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 7901.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 863.1 MB in the end (delta: 75.6 MB). Peak memory consumption was 276.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1312.25 ms. Allocated memory is still 1.0 GB. Free memory was 863.1 MB in the beginning and 703.4 MB in the end (delta: 159.8 MB). Peak memory consumption was 159.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2779.35 ms. Allocated memory is still 1.0 GB. Free memory was 703.4 MB in the beginning and 773.4 MB in the end (delta: -70.0 MB). Peak memory consumption was 153.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:52:00,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:00,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:00,855 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:00,859 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:00,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:00,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:00,877 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:00,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:00,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:00,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:00,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:00,907 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:00,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:00,916 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:00,921 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:00,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:00,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:00,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:00,948 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:00,956 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:00,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:00,967 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:00,970 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:00,976 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:00,982 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:00,982 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:00,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:00,987 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:00,988 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:00,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:00,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:00,995 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:00,995 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:00,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:01,000 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:01,004 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:01,004 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:01,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:01,007 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:01,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:01,012 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:52:01,049 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:01,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:01,056 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:01,058 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:01,058 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:01,058 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:01,059 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:01,059 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:01,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:01,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:01,062 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:01,063 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:01,063 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:52:01,064 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:52:01,066 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:01,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:01,066 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:01,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:01,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:01,069 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:01,069 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:01,069 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:01,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:01,071 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:01,072 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:01,072 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:01,073 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:52:01,075 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:52:01,075 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:01,075 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:52:01,077 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 -> 790d724835991f8f4cc28f53ac268115f0488a6a [2019-11-26 16:52:01,663 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:01,693 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:01,701 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:01,704 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:01,707 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:01,709 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label00.c [2019-11-26 16:52:01,870 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fc58f443/33938c44cd77403fb701495da2e152da/FLAG92cae03f9 [2019-11-26 16:52:03,987 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:03,988 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label00.c [2019-11-26 16:52:04,141 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fc58f443/33938c44cd77403fb701495da2e152da/FLAG92cae03f9 [2019-11-26 16:52:04,549 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fc58f443/33938c44cd77403fb701495da2e152da [2019-11-26 16:52:04,555 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:04,557 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:04,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:04,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:04,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:04,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:04" (1/1) ... [2019-11-26 16:52:04,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182ffbb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:04, skipping insertion in model container [2019-11-26 16:52:04,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:04" (1/1) ... [2019-11-26 16:52:04,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:05,113 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:10,732 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:10,749 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:13,448 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:13,572 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:13,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:13 WrapperNode [2019-11-26 16:52:13,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:13,579 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:13,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:13,579 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:13,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:13" (1/1) ... [2019-11-26 16:52:13,792 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:13" (1/1) ... [2019-11-26 16:52:14,316 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:14,319 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:14,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:14,320 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:14,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:13" (1/1) ... [2019-11-26 16:52:14,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:13" (1/1) ... [2019-11-26 16:52:14,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:13" (1/1) ... [2019-11-26 16:52:14,483 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:13" (1/1) ... [2019-11-26 16:52:14,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:13" (1/1) ... [2019-11-26 16:52:15,643 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:13" (1/1) ... [2019-11-26 16:52:15,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:13" (1/1) ... [2019-11-26 16:52:15,887 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:15,902 INFO L168 Benchmark]: Toolchain (without parser) took 11334.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 879.0 MB in the end (delta: 52.5 MB). Peak memory consumption was 322.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:15,903 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. [2019-11-26 16:52:15,905 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9012.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 782.1 MB in the end (delta: 149.4 MB). Peak memory consumption was 254.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:15,906 INFO L168 Benchmark]: Boogie Procedure Inliner took 739.83 ms. Allocated memory is still 1.0 GB. Free memory was 782.1 MB in the beginning and 713.5 MB in the end (delta: 68.6 MB). Peak memory consumption was 68.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:15,910 INFO L168 Benchmark]: Boogie Preprocessor took 1570.71 ms. Allocated memory is still 1.0 GB. Free memory was 713.5 MB in the beginning and 879.0 MB in the end (delta: -165.5 MB). Peak memory consumption was 104.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:15,920 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 9012.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 782.1 MB in the end (delta: 149.4 MB). Peak memory consumption was 254.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 739.83 ms. Allocated memory is still 1.0 GB. Free memory was 782.1 MB in the beginning and 713.5 MB in the end (delta: 68.6 MB). Peak memory consumption was 68.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1570.71 ms. Allocated memory is still 1.0 GB. Free memory was 713.5 MB in the beginning and 879.0 MB in the end (delta: -165.5 MB). Peak memory consumption was 104.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...