./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label12.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/Problem04_label12.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 a9f7246d3c8ee470685ce62f75e9e7d30ca060e5 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label12.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 a9f7246d3c8ee470685ce62f75e9e7d30ca060e5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:22:26,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:26,703 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:26,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:26,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:26,742 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:26,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:26,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:26,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:26,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:26,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:26,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:26,783 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:26,789 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:26,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:26,799 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:26,801 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:26,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:26,815 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:26,824 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:26,831 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:26,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:26,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:26,848 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:26,856 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:26,857 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:26,857 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:26,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:26,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:26,863 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:26,865 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:26,866 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:26,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:26,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:26,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:26,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:26,876 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:26,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:26,877 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:26,878 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:26,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:26,884 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:26,937 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:26,943 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:26,944 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:26,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:26,951 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:26,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:26,952 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:26,952 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:26,953 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:26,953 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:26,953 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:26,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:26,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:26,956 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:26,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:26,958 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:26,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:26,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:26,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:26,963 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:26,963 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:26,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:26,964 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:26,964 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:26,966 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:26,966 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:26,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:26,967 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:26,969 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 -> a9f7246d3c8ee470685ce62f75e9e7d30ca060e5 [2019-11-27 09:22:27,489 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:27,521 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:27,529 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:27,531 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:27,535 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:27,537 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label12.c [2019-11-27 09:22:27,695 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ac62243a/2b041408833e43f3b66a6215bc84ee79/FLAG0c43df95e [2019-11-27 09:22:29,417 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:29,422 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label12.c [2019-11-27 09:22:29,503 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ac62243a/2b041408833e43f3b66a6215bc84ee79/FLAG0c43df95e [2019-11-27 09:22:29,541 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ac62243a/2b041408833e43f3b66a6215bc84ee79 [2019-11-27 09:22:29,549 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:29,554 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:29,558 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:29,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:29,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:29,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:29" (1/1) ... [2019-11-27 09:22:29,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:29, skipping insertion in model container [2019-11-27 09:22:29,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:29" (1/1) ... [2019-11-27 09:22:29,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:29,898 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:33,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:33,313 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:34,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:34,877 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:34,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:34 WrapperNode [2019-11-27 09:22:34,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:34,880 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:34,883 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:34,883 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:34,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:34" (1/1) ... [2019-11-27 09:22:35,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:34" (1/1) ... [2019-11-27 09:22:35,462 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:35,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:35,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:35,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:35,490 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:34" (1/1) ... [2019-11-27 09:22:35,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:34" (1/1) ... [2019-11-27 09:22:35,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:34" (1/1) ... [2019-11-27 09:22:35,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:34" (1/1) ... [2019-11-27 09:22:35,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:34" (1/1) ... [2019-11-27 09:22:35,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:34" (1/1) ... [2019-11-27 09:22:35,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:34" (1/1) ... [2019-11-27 09:22:35,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:36,006 INFO L168 Benchmark]: Toolchain (without parser) took 6443.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 750.1 MB in the end (delta: 194.4 MB). Peak memory consumption was 194.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:36,010 INFO L168 Benchmark]: CDTParser took 0.46 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 09:22:36,011 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5321.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.3 MB in the end (delta: 124.2 MB). Peak memory consumption was 124.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:36,014 INFO L168 Benchmark]: Boogie Procedure Inliner took 587.52 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 780.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:36,019 INFO L168 Benchmark]: Boogie Preprocessor took 525.97 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 750.1 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:36,032 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 5321.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.3 MB in the end (delta: 124.2 MB). Peak memory consumption was 124.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 587.52 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 780.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 525.97 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 750.1 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 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 09:22:40,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:40,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:40,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:40,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:40,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:40,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:40,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:40,316 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:40,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:40,325 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:40,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:40,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:40,341 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:40,347 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:40,349 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:40,352 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:40,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:40,361 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:40,367 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:40,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:40,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:40,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:40,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:40,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:40,392 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:40,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:40,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:40,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:40,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:40,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:40,397 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:40,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:40,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:40,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:40,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:40,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:40,405 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:40,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:40,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:40,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:40,412 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:40,440 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:40,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:40,444 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:40,444 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:40,445 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:40,445 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:40,447 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:40,447 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:40,447 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:40,447 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:40,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:40,449 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:40,449 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:40,449 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:40,453 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:40,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:40,453 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:40,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:40,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:40,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:40,454 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:40,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:40,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:40,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:40,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:40,456 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:40,456 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:40,456 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:40,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:40,458 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:40,459 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 -> a9f7246d3c8ee470685ce62f75e9e7d30ca060e5 [2019-11-27 09:22:41,027 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:41,055 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:41,064 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:41,069 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:41,070 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:41,071 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label12.c [2019-11-27 09:22:41,228 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2c94796a/f7412cbd453f477884f8f26eb160bac4/FLAG41c2928fd [2019-11-27 09:22:42,908 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:42,909 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label12.c [2019-11-27 09:22:43,004 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2c94796a/f7412cbd453f477884f8f26eb160bac4/FLAG41c2928fd [2019-11-27 09:22:43,045 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2c94796a/f7412cbd453f477884f8f26eb160bac4 [2019-11-27 09:22:43,050 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:43,057 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:43,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:43,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:43,075 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:43,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:43" (1/1) ... [2019-11-27 09:22:43,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:43, skipping insertion in model container [2019-11-27 09:22:43,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:43" (1/1) ... [2019-11-27 09:22:43,095 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:43,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:46,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:46,370 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:47,885 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:47,971 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:47,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:47 WrapperNode [2019-11-27 09:22:47,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:47,976 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:47,978 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:47,978 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:48,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:47" (1/1) ... [2019-11-27 09:22:48,127 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:47" (1/1) ... [2019-11-27 09:22:48,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:48,504 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:48,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:48,505 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:48,530 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:47" (1/1) ... [2019-11-27 09:22:48,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:47" (1/1) ... [2019-11-27 09:22:48,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:47" (1/1) ... [2019-11-27 09:22:48,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:47" (1/1) ... [2019-11-27 09:22:48,814 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:47" (1/1) ... [2019-11-27 09:22:48,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:47" (1/1) ... [2019-11-27 09:22:48,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:47" (1/1) ... [2019-11-27 09:22:48,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:48,997 INFO L168 Benchmark]: Toolchain (without parser) took 5936.67 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 734.5 MB in the end (delta: 215.7 MB). Peak memory consumption was 215.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:48,998 INFO L168 Benchmark]: CDTParser took 0.52 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 09:22:49,002 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4908.67 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 797.6 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:49,004 INFO L168 Benchmark]: Boogie Procedure Inliner took 528.31 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:49,010 INFO L168 Benchmark]: Boogie Preprocessor took 484.03 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 734.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:49,020 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 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 4908.67 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 797.6 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 528.31 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 484.03 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 734.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...