./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label20.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/Problem17_label20.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 d60795b4ca5403bd40f89f595ae6747320db4210 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label20.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 d60795b4ca5403bd40f89f595ae6747320db4210 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:37:31,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:31,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:31,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:31,569 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:31,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:31,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:31,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:31,596 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:31,603 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:31,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:31,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:31,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:31,618 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:31,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:31,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:31,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:31,633 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:31,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:31,649 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:31,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:31,664 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:31,668 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:31,670 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:31,680 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:31,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:31,681 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:31,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:31,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:31,687 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:31,689 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:31,690 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:31,692 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:31,695 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:31,698 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:31,699 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:31,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:31,704 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:31,704 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:31,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:31,710 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:31,711 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:31,753 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:31,754 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:31,757 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:31,757 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:31,759 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:31,759 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:31,759 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:31,760 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:31,760 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:31,762 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:31,763 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:31,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:31,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:31,764 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:31,767 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:31,767 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:31,767 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:31,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:31,768 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:31,768 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:31,769 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:31,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:31,772 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:31,773 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:31,773 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:31,773 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:31,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:31,774 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:31,774 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 -> d60795b4ca5403bd40f89f595ae6747320db4210 [2019-11-27 09:37:32,376 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:32,413 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:32,423 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:32,427 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:32,430 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:32,434 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label20.c [2019-11-27 09:37:32,621 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99b23b476/9ab0d54b2c3f45faa3d19a64e6898ae1/FLAGf87a9cdbb [2019-11-27 09:37:34,263 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:34,266 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label20.c [2019-11-27 09:37:34,329 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99b23b476/9ab0d54b2c3f45faa3d19a64e6898ae1/FLAGf87a9cdbb [2019-11-27 09:37:34,372 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99b23b476/9ab0d54b2c3f45faa3d19a64e6898ae1 [2019-11-27 09:37:34,382 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:34,386 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:34,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:34,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:34,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:34,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:34" (1/1) ... [2019-11-27 09:37:34,411 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 09:37:34, skipping insertion in model container [2019-11-27 09:37:34,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:34" (1/1) ... [2019-11-27 09:37:34,434 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:34,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:36,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:36,930 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:37,819 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:37,870 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:37,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:37 WrapperNode [2019-11-27 09:37:37,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:37,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:37,877 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:37,879 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:37,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:37" (1/1) ... [2019-11-27 09:37:38,007 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:37" (1/1) ... [2019-11-27 09:37:38,601 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:38,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:38,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:38,607 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:38,632 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:37" (1/1) ... [2019-11-27 09:37:38,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:37" (1/1) ... [2019-11-27 09:37:38,740 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:37" (1/1) ... [2019-11-27 09:37:38,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:37" (1/1) ... [2019-11-27 09:37:39,049 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:37" (1/1) ... [2019-11-27 09:37:39,129 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:37" (1/1) ... [2019-11-27 09:37:39,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:37" (1/1) ... [2019-11-27 09:37:39,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:39,417 INFO L168 Benchmark]: Toolchain (without parser) took 5026.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 770.7 MB in the end (delta: 183.8 MB). Peak memory consumption was 183.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:39,419 INFO L168 Benchmark]: CDTParser took 0.43 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 09:37:39,423 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3487.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 868.1 MB in the end (delta: 80.7 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:39,425 INFO L168 Benchmark]: Boogie Procedure Inliner took 727.58 ms. Allocated memory is still 1.0 GB. Free memory was 868.1 MB in the beginning and 805.1 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:39,431 INFO L168 Benchmark]: Boogie Preprocessor took 803.57 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 770.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:39,441 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 3487.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 868.1 MB in the end (delta: 80.7 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 727.58 ms. Allocated memory is still 1.0 GB. Free memory was 868.1 MB in the beginning and 805.1 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 803.57 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 770.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 09:37:43,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:43,549 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:43,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:43,578 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:43,581 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:43,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:43,613 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:43,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:43,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:43,626 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:43,630 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:43,633 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:43,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:43,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:43,647 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:43,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:43,655 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:43,658 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:43,670 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:43,675 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:43,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:43,686 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:43,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:43,698 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:43,700 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:43,700 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:43,706 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:43,707 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:43,708 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:43,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:43,710 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:43,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:43,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:43,719 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:43,720 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:43,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:43,724 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:43,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:43,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:43,730 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:43,731 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:43,774 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:43,778 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:43,781 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:43,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:43,784 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:43,784 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:43,784 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:43,785 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:43,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:43,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:43,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:43,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:43,789 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:43,790 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:43,790 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:43,792 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:43,792 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:43,792 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:43,795 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:43,795 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:43,796 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:43,796 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:43,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:43,797 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:43,797 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:43,800 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:43,800 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:43,801 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:43,801 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:43,801 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:43,803 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 -> d60795b4ca5403bd40f89f595ae6747320db4210 [2019-11-27 09:37:44,442 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:44,472 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:44,480 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:44,485 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:44,486 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:44,490 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label20.c [2019-11-27 09:37:44,651 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cf1670d4/c5eb9c5566e94e4c8439325ec376a768/FLAG4732d46cf [2019-11-27 09:37:46,249 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:46,250 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label20.c [2019-11-27 09:37:46,318 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cf1670d4/c5eb9c5566e94e4c8439325ec376a768/FLAG4732d46cf [2019-11-27 09:37:46,357 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cf1670d4/c5eb9c5566e94e4c8439325ec376a768 [2019-11-27 09:37:46,369 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:46,372 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:46,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:46,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:46,386 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:46,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:46" (1/1) ... [2019-11-27 09:37:46,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:46, skipping insertion in model container [2019-11-27 09:37:46,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:46" (1/1) ... [2019-11-27 09:37:46,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:46,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:49,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:49,087 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:50,327 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:50,385 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:50,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:50 WrapperNode [2019-11-27 09:37:50,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:50,391 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:50,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:50,392 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:50,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:50" (1/1) ... [2019-11-27 09:37:50,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:50" (1/1) ... [2019-11-27 09:37:50,799 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:50,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:50,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:50,800 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:50,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:50" (1/1) ... [2019-11-27 09:37:50,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:50" (1/1) ... [2019-11-27 09:37:50,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:50" (1/1) ... [2019-11-27 09:37:50,875 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:50" (1/1) ... [2019-11-27 09:37:51,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:50" (1/1) ... [2019-11-27 09:37:51,102 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:50" (1/1) ... [2019-11-27 09:37:51,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:50" (1/1) ... [2019-11-27 09:37:51,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:51,235 INFO L168 Benchmark]: Toolchain (without parser) took 4857.88 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 782.2 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:51,236 INFO L168 Benchmark]: CDTParser took 0.40 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 09:37:51,239 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4012.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.3 MB in the end (delta: 133.6 MB). Peak memory consumption was 133.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:51,241 INFO L168 Benchmark]: Boogie Procedure Inliner took 408.53 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:51,247 INFO L168 Benchmark]: Boogie Preprocessor took 426.80 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:51,257 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4012.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.3 MB in the end (delta: 133.6 MB). Peak memory consumption was 133.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 408.53 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 426.80 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...