./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label16.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem10_label16.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 2f6307005cb5c47af0b5fde9199b934ec7fee093 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem10_label16.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 2f6307005cb5c47af0b5fde9199b934ec7fee093 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:53:53,545 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:53:53,547 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:53:53,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:53:53,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:53:53,580 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:53:53,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:53:53,595 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:53:53,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:53:53,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:53:53,606 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:53:53,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:53:53,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:53:53,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:53:53,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:53:53,621 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:53:53,622 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:53:53,623 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:53:53,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:53:53,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:53:53,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:53:53,645 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:53:53,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:53:53,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:53:53,654 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:53:53,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:53:53,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:53:53,658 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:53:53,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:53:53,660 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:53:53,661 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:53:53,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:53:53,663 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:53:53,666 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:53:53,667 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:53:53,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:53:53,668 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:53:53,670 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:53:53,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:53:53,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:53:53,675 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:53:53,676 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:53:53,708 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:53:53,708 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:53:53,710 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:53:53,711 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:53:53,711 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:53:53,711 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:53:53,711 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:53:53,711 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:53:53,712 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:53:53,712 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:53:53,715 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:53:53,715 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:53:53,715 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:53:53,716 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:53:53,716 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:53:53,716 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:53:53,716 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:53:53,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:53:53,717 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:53:53,719 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:53:53,719 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:53:53,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:53:53,719 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:53:53,720 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:53:53,720 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:53:53,720 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:53:53,720 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:53:53,720 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:53:53,721 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 -> 2f6307005cb5c47af0b5fde9199b934ec7fee093 [2019-11-27 15:53:54,183 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:53:54,200 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:53:54,207 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:53:54,210 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:53:54,212 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:53:54,213 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label16.c [2019-11-27 15:53:54,343 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ff24d6be/760011f5dc3e4188b713b4bd95725e18/FLAG539f835b2 [2019-11-27 15:53:55,214 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:53:55,216 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label16.c [2019-11-27 15:53:55,242 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ff24d6be/760011f5dc3e4188b713b4bd95725e18/FLAG539f835b2 [2019-11-27 15:53:55,395 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ff24d6be/760011f5dc3e4188b713b4bd95725e18 [2019-11-27 15:53:55,404 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:53:55,406 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:53:55,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:53:55,408 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:53:55,416 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:53:55,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:53:55" (1/1) ... [2019-11-27 15:53:55,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59130246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:55, skipping insertion in model container [2019-11-27 15:53:55,424 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:53:55" (1/1) ... [2019-11-27 15:53:55,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:53:55,519 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:53:56,218 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:53:56,227 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:53:56,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:53:56,459 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:53:56,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:56 WrapperNode [2019-11-27 15:53:56,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:53:56,461 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:53:56,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:53:56,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:53:56,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:56" (1/1) ... [2019-11-27 15:53:56,508 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:56" (1/1) ... [2019-11-27 15:53:56,611 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:53:56,614 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:53:56,618 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:53:56,618 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:53:56,635 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:56" (1/1) ... [2019-11-27 15:53:56,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:56" (1/1) ... [2019-11-27 15:53:56,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:56" (1/1) ... [2019-11-27 15:53:56,653 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:56" (1/1) ... [2019-11-27 15:53:56,700 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:56" (1/1) ... [2019-11-27 15:53:56,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:56" (1/1) ... [2019-11-27 15:53:56,733 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:56" (1/1) ... [2019-11-27 15:53:56,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:53:56,766 INFO L168 Benchmark]: Toolchain (without parser) took 1355.94 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 956.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:56,769 INFO L168 Benchmark]: CDTParser took 1.59 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 15:53:56,770 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1052.84 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 967.8 MB in the end (delta: -6.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:56,771 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.93 ms. Allocated memory is still 1.0 GB. Free memory was 967.8 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:56,775 INFO L168 Benchmark]: Boogie Preprocessor took 145.10 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:56,785 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.59 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 1052.84 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 967.8 MB in the end (delta: -6.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 152.93 ms. Allocated memory is still 1.0 GB. Free memory was 967.8 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 145.10 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 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 0.1.24-509859d [2019-11-27 15:53:59,474 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:53:59,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:53:59,500 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:53:59,500 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:53:59,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:53:59,510 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:53:59,523 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:53:59,528 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:53:59,533 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:53:59,534 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:53:59,538 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:53:59,541 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:53:59,543 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:53:59,544 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:53:59,548 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:53:59,549 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:53:59,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:53:59,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:53:59,557 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:53:59,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:53:59,569 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:53:59,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:53:59,571 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:53:59,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:53:59,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:53:59,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:53:59,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:53:59,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:53:59,581 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:53:59,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:53:59,584 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:53:59,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:53:59,586 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:53:59,589 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:53:59,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:53:59,590 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:53:59,591 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:53:59,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:53:59,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:53:59,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:53:59,595 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:53:59,623 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:53:59,623 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:53:59,626 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:53:59,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:53:59,628 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:53:59,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:53:59,629 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:53:59,629 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:53:59,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:53:59,630 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:53:59,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:53:59,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:53:59,633 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:53:59,633 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:53:59,634 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:53:59,634 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:53:59,634 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:53:59,634 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:53:59,634 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:53:59,636 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:53:59,636 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:53:59,636 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:53:59,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:53:59,637 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:53:59,637 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:53:59,638 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:53:59,638 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:53:59,638 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:53:59,638 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:53:59,641 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:53:59,642 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 -> 2f6307005cb5c47af0b5fde9199b934ec7fee093 [2019-11-27 15:54:00,110 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:00,126 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:00,135 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:00,137 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:00,137 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:00,138 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label16.c [2019-11-27 15:54:00,256 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f3235f08/abd131d6a150466fbba9b08f39cdb2c7/FLAG0981a09da [2019-11-27 15:54:01,126 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:01,128 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label16.c [2019-11-27 15:54:01,161 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f3235f08/abd131d6a150466fbba9b08f39cdb2c7/FLAG0981a09da [2019-11-27 15:54:01,283 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f3235f08/abd131d6a150466fbba9b08f39cdb2c7 [2019-11-27 15:54:01,291 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:01,293 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:01,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:01,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:01,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:01,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:01" (1/1) ... [2019-11-27 15:54:01,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23eca3f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:01, skipping insertion in model container [2019-11-27 15:54:01,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:01" (1/1) ... [2019-11-27 15:54:01,320 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:01,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:02,193 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:02,200 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:02,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:02,451 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:02,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:02 WrapperNode [2019-11-27 15:54:02,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:02,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:02,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:02,460 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:02,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:02" (1/1) ... [2019-11-27 15:54:02,506 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:02" (1/1) ... [2019-11-27 15:54:02,576 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:02,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:02,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:02,577 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:02,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:02" (1/1) ... [2019-11-27 15:54:02,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:02" (1/1) ... [2019-11-27 15:54:02,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:02" (1/1) ... [2019-11-27 15:54:02,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:02" (1/1) ... [2019-11-27 15:54:02,659 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:02" (1/1) ... [2019-11-27 15:54:02,681 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:02" (1/1) ... [2019-11-27 15:54:02,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:02" (1/1) ... [2019-11-27 15:54:02,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:02,734 INFO L168 Benchmark]: Toolchain (without parser) took 1436.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 949.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:02,739 INFO L168 Benchmark]: CDTParser took 1.58 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 15:54:02,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1160.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 966.8 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:02,742 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.63 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:02,745 INFO L168 Benchmark]: Boogie Preprocessor took 150.33 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 949.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:02,749 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.58 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 1160.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 966.8 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 116.63 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 150.33 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 949.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...