./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label15.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label15.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 d7e0aa8bfb25088281b46305e78bdc6c2adff9ac ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label15.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 d7e0aa8bfb25088281b46305e78bdc6c2adff9ac ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:35:28,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:28,616 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:28,653 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:28,656 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:28,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:28,665 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:28,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:28,687 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:28,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:28,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:28,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:28,700 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:28,705 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:28,709 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:28,711 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:28,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:28,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:28,725 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:28,729 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:28,736 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:28,743 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:28,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:28,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:28,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:28,757 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:28,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:28,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:28,764 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:28,765 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:28,765 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:28,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:28,769 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:28,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:28,776 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:28,776 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:28,777 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:28,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:28,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:28,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:28,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:28,788 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:35:28,837 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:28,842 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:28,843 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:28,848 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:28,850 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:28,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:28,851 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:28,851 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:35:28,851 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:28,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:28,853 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:28,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:28,855 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:28,855 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:28,858 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:28,858 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:28,858 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:28,859 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:28,860 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:28,861 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:28,861 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:28,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:28,862 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:28,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:28,864 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:28,865 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:35:28,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:35:28,865 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:28,869 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 -> d7e0aa8bfb25088281b46305e78bdc6c2adff9ac [2019-11-27 09:35:29,433 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:29,463 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:29,473 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:29,477 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:29,478 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:29,480 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label15.c [2019-11-27 09:35:29,650 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccf793fdf/4c25b01ec8ce4c899788cfb98b40f595/FLAG1436f62dd [2019-11-27 09:35:30,929 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:30,931 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label15.c [2019-11-27 09:35:30,970 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccf793fdf/4c25b01ec8ce4c899788cfb98b40f595/FLAG1436f62dd [2019-11-27 09:35:31,011 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccf793fdf/4c25b01ec8ce4c899788cfb98b40f595 [2019-11-27 09:35:31,022 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:31,025 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:31,029 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:31,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:31,042 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:31,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:31" (1/1) ... [2019-11-27 09:35:31,051 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:31, skipping insertion in model container [2019-11-27 09:35:31,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:31" (1/1) ... [2019-11-27 09:35:31,074 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:31,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:32,440 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:32,453 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:32,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:32,856 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:32,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:32 WrapperNode [2019-11-27 09:35:32,857 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:32,858 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:32,858 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:32,858 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:32,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:32" (1/1) ... [2019-11-27 09:35:32,929 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:32" (1/1) ... [2019-11-27 09:35:33,094 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:33,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:33,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:33,100 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:33,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:32" (1/1) ... [2019-11-27 09:35:33,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:32" (1/1) ... [2019-11-27 09:35:33,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:32" (1/1) ... [2019-11-27 09:35:33,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:32" (1/1) ... [2019-11-27 09:35:33,216 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:32" (1/1) ... [2019-11-27 09:35:33,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:32" (1/1) ... [2019-11-27 09:35:33,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:32" (1/1) ... [2019-11-27 09:35:33,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:33,322 INFO L168 Benchmark]: Toolchain (without parser) took 2292.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.9 MB in the end (delta: 753.0 kB). Peak memory consumption was 818.6 kB. Max. memory is 12.5 GB. [2019-11-27 09:35:33,324 INFO L168 Benchmark]: CDTParser took 1.32 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:35:33,327 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1828.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:33,330 INFO L168 Benchmark]: Boogie Procedure Inliner took 240.39 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:33,336 INFO L168 Benchmark]: Boogie Preprocessor took 215.16 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:33,348 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.32 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 1828.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 240.39 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 215.16 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:35:37,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:37,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:37,380 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:37,384 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:37,387 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:37,392 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:37,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:37,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:37,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:37,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:37,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:37,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:37,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:37,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:37,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:37,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:37,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:37,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:37,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:37,472 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:37,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:37,483 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:37,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:37,498 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:37,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:37,499 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:37,501 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:37,504 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:37,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:37,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:37,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:37,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:37,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:37,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:37,516 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:37,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:37,519 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:37,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:37,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:37,527 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:37,528 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:35:37,569 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:37,570 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:37,572 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:37,577 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:37,580 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:37,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:37,581 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:37,581 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:37,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:37,581 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:37,583 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:37,583 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:37,585 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:35:37,585 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:35:37,586 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:37,586 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:37,586 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:37,588 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:37,588 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:37,588 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:37,589 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:37,591 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:37,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:37,591 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:37,592 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:37,592 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:37,592 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:35:37,594 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:35:37,594 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:37,594 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:35:37,596 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 -> d7e0aa8bfb25088281b46305e78bdc6c2adff9ac [2019-11-27 09:35:38,185 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:38,214 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:38,223 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:38,229 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:38,229 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:38,231 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label15.c [2019-11-27 09:35:38,386 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dec5e268f/d9276be439f34b37a33221b36fbb0452/FLAG96174f441 [2019-11-27 09:35:39,678 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:39,681 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label15.c [2019-11-27 09:35:39,717 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dec5e268f/d9276be439f34b37a33221b36fbb0452/FLAG96174f441 [2019-11-27 09:35:39,754 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dec5e268f/d9276be439f34b37a33221b36fbb0452 [2019-11-27 09:35:39,763 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:39,769 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:39,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:39,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:39,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:39,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:39" (1/1) ... [2019-11-27 09:35:39,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:39, skipping insertion in model container [2019-11-27 09:35:39,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:39" (1/1) ... [2019-11-27 09:35:39,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:39,932 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:41,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:41,307 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:41,693 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:41,729 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:41,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:41 WrapperNode [2019-11-27 09:35:41,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:41,736 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:41,736 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:41,736 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:41,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:41" (1/1) ... [2019-11-27 09:35:41,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:41" (1/1) ... [2019-11-27 09:35:41,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:41,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:41,964 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:41,964 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:41,986 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:41" (1/1) ... [2019-11-27 09:35:41,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:41" (1/1) ... [2019-11-27 09:35:41,997 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:41" (1/1) ... [2019-11-27 09:35:41,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:41" (1/1) ... [2019-11-27 09:35:42,056 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:41" (1/1) ... [2019-11-27 09:35:42,091 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:41" (1/1) ... [2019-11-27 09:35:42,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:41" (1/1) ... [2019-11-27 09:35:42,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:42,147 INFO L168 Benchmark]: Toolchain (without parser) took 2373.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 944.7 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:42,149 INFO L168 Benchmark]: CDTParser took 1.96 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:35:42,150 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1961.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.2 MB in the end (delta: 5.5 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:42,152 INFO L168 Benchmark]: Boogie Procedure Inliner took 225.29 ms. Allocated memory is still 1.0 GB. Free memory was 956.2 MB in the beginning and 950.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:42,154 INFO L168 Benchmark]: Boogie Preprocessor took 178.55 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:42,167 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.96 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 1961.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.2 MB in the end (delta: 5.5 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 225.29 ms. Allocated memory is still 1.0 GB. Free memory was 956.2 MB in the beginning and 950.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 178.55 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...