./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label27.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem16_label27.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 928b672bb5c46f205145ce47fd82c8bf04e7a153 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem16_label27.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 928b672bb5c46f205145ce47fd82c8bf04e7a153 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:38,542 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:38,549 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:38,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:38,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:38,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:38,584 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:38,611 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:38,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:38,619 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:38,623 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:38,628 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:38,630 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:38,636 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:38,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:38,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:38,648 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:38,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:38,657 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:38,665 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:38,673 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:38,681 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:38,683 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:38,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:38,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:38,697 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:38,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:38,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:38,702 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:38,703 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:38,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:38,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:38,709 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:38,712 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:38,714 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:38,717 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:38,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:38,719 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:38,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:38,722 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:38,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:38,727 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:38,766 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:38,769 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:38,772 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:38,776 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:38,776 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:38,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:38,777 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:38,777 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:38,778 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:38,778 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:38,779 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:38,780 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:38,781 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:38,784 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:38,785 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:38,785 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:38,785 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:38,786 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:38,786 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:38,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:38,787 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:38,787 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:38,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:38,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:38,789 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:38,789 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:38,791 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:38,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:38,791 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:38,793 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 -> 928b672bb5c46f205145ce47fd82c8bf04e7a153 [2019-11-24 20:55:39,414 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:39,442 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:39,446 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:39,452 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:39,454 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:39,455 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label27.c [2019-11-24 20:55:39,623 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93c692c85/12600f68532c4e5190ba501e6c1fb812/FLAG5ffd44c85 [2019-11-24 20:55:41,119 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:41,121 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label27.c [2019-11-24 20:55:41,178 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93c692c85/12600f68532c4e5190ba501e6c1fb812/FLAG5ffd44c85 [2019-11-24 20:55:41,217 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93c692c85/12600f68532c4e5190ba501e6c1fb812 [2019-11-24 20:55:41,225 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:41,230 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:41,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:41,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:41,245 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:41,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:41" (1/1) ... [2019-11-24 20:55:41,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:41, skipping insertion in model container [2019-11-24 20:55:41,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:41" (1/1) ... [2019-11-24 20:55:41,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:41,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:43,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:43,171 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:44,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:44,150 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:44,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:44 WrapperNode [2019-11-24 20:55:44,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:44,157 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:44,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:44,157 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:44,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:44" (1/1) ... [2019-11-24 20:55:44,250 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:44" (1/1) ... [2019-11-24 20:55:44,498 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:44,499 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:44,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:44,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:44,520 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:44" (1/1) ... [2019-11-24 20:55:44,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:44" (1/1) ... [2019-11-24 20:55:44,553 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:44" (1/1) ... [2019-11-24 20:55:44,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:44" (1/1) ... [2019-11-24 20:55:44,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:44" (1/1) ... [2019-11-24 20:55:44,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:44" (1/1) ... [2019-11-24 20:55:44,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:44" (1/1) ... [2019-11-24 20:55:44,825 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:44,837 INFO L168 Benchmark]: Toolchain (without parser) took 3602.00 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 892.5 MB in the end (delta: 69.2 MB). Peak memory consumption was 69.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:44,838 INFO L168 Benchmark]: CDTParser took 1.92 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. [2019-11-24 20:55:44,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2923.35 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 932.6 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:44,847 INFO L168 Benchmark]: Boogie Procedure Inliner took 342.05 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:44,850 INFO L168 Benchmark]: Boogie Preprocessor took 329.66 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:44,860 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.92 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 2923.35 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 932.6 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 342.05 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 329.66 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.5 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:48,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:48,908 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:48,942 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:48,944 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:48,947 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:48,953 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:48,969 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:48,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:48,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:48,981 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:48,986 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:48,988 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:48,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:48,996 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:48,997 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:49,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:49,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:49,013 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:49,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:49,030 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:49,035 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:49,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:49,043 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:49,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:49,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:49,053 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:49,055 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:49,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:49,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:49,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:49,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:49,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:49,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:49,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:49,071 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:49,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:49,075 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:49,075 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:49,076 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:49,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:49,083 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:55:49,121 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:49,125 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:49,128 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:49,128 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:49,129 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:49,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:49,132 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:49,132 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:49,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:49,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:49,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:49,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:49,135 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:49,135 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:55:49,135 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:55:49,137 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:49,137 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:49,137 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:49,139 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:49,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:49,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:49,140 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:49,140 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:49,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:49,142 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:49,142 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:49,143 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:49,143 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:55:49,143 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:55:49,145 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:49,146 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:55:49,147 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 -> 928b672bb5c46f205145ce47fd82c8bf04e7a153 [2019-11-24 20:55:49,794 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:49,826 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:49,837 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:49,839 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:49,842 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:49,843 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label27.c [2019-11-24 20:55:49,999 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75235b183/3a93b166b1694c2d99cd8ff2164cce0f/FLAG3f0014e0d [2019-11-24 20:55:51,411 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:51,418 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label27.c [2019-11-24 20:55:51,462 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75235b183/3a93b166b1694c2d99cd8ff2164cce0f/FLAG3f0014e0d [2019-11-24 20:55:51,503 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75235b183/3a93b166b1694c2d99cd8ff2164cce0f [2019-11-24 20:55:51,511 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:51,513 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:51,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:51,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:51,525 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:51,529 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:51" (1/1) ... [2019-11-24 20:55:51,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ae0ad6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:51, skipping insertion in model container [2019-11-24 20:55:51,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:51" (1/1) ... [2019-11-24 20:55:51,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:51,705 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:53,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:53,553 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:54,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:54,208 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:54,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:54 WrapperNode [2019-11-24 20:55:54,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:54,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:54,213 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:54,214 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:54,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:54" (1/1) ... [2019-11-24 20:55:54,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:54" (1/1) ... [2019-11-24 20:55:54,483 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:54,485 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:54,485 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:54,486 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:54,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:54" (1/1) ... [2019-11-24 20:55:54,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:54" (1/1) ... [2019-11-24 20:55:54,528 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:54" (1/1) ... [2019-11-24 20:55:54,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:54" (1/1) ... [2019-11-24 20:55:54,624 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:54" (1/1) ... [2019-11-24 20:55:54,677 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:54" (1/1) ... [2019-11-24 20:55:54,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:54" (1/1) ... [2019-11-24 20:55:54,716 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:54,726 INFO L168 Benchmark]: Toolchain (without parser) took 3207.57 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 892.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:54,729 INFO L168 Benchmark]: CDTParser took 2.60 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. [2019-11-24 20:55:54,731 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2689.70 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 915.5 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:54,737 INFO L168 Benchmark]: Boogie Procedure Inliner took 274.60 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:54,739 INFO L168 Benchmark]: Boogie Preprocessor took 232.73 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:54,749 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.60 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 2689.70 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 915.5 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 274.60 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 232.73 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 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...