./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label32.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/Problem02_label32.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 3c0664b7713eb65e7600fbc10e17bb0e628a6c66 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_label32.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 3c0664b7713eb65e7600fbc10e17bb0e628a6c66 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:40:08,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:08,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:08,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:08,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:08,500 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:08,505 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:08,523 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:08,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:08,535 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:08,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:08,541 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:08,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:08,548 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:08,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:08,559 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:08,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:08,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:08,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:08,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:08,586 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:08,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:08,595 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:08,600 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:08,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:08,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:08,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:08,614 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:08,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:08,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:08,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:08,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:08,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:08,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:08,630 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:08,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:08,632 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:08,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:08,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:08,637 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:08,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:08,642 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:08,680 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:08,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:08,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:08,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:08,689 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:08,690 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:08,690 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:08,690 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:08,690 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:08,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:08,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:08,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:08,695 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:08,696 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:08,696 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:08,696 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:08,697 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:08,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:08,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:08,698 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:08,699 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:08,699 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:08,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:08,700 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:08,700 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:08,700 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:08,700 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:08,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:08,701 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:08,701 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 -> 3c0664b7713eb65e7600fbc10e17bb0e628a6c66 [2019-11-24 20:40:09,217 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:09,249 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:09,254 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:09,261 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:09,262 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:09,265 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label32.c [2019-11-24 20:40:09,429 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0004bc3a/84afefb88752446e9600b4911f2aaf11/FLAGd7354ff96 [2019-11-24 20:40:10,700 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:10,703 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label32.c [2019-11-24 20:40:10,741 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0004bc3a/84afefb88752446e9600b4911f2aaf11/FLAGd7354ff96 [2019-11-24 20:40:10,780 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0004bc3a/84afefb88752446e9600b4911f2aaf11 [2019-11-24 20:40:10,789 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:10,794 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:10,799 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:10,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:10,809 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:10,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:10" (1/1) ... [2019-11-24 20:40:10,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:10, skipping insertion in model container [2019-11-24 20:40:10,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:10" (1/1) ... [2019-11-24 20:40:10,839 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:10,945 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:12,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:12,022 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:12,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:12,342 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:12,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:12 WrapperNode [2019-11-24 20:40:12,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:12,346 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:12,347 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:12,347 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:12,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:12" (1/1) ... [2019-11-24 20:40:12,417 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:12" (1/1) ... [2019-11-24 20:40:12,569 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:12,572 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:12,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:12,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:12,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:12" (1/1) ... [2019-11-24 20:40:12,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:12" (1/1) ... [2019-11-24 20:40:12,613 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:12" (1/1) ... [2019-11-24 20:40:12,613 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:12" (1/1) ... [2019-11-24 20:40:12,674 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:12" (1/1) ... [2019-11-24 20:40:12,711 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:12" (1/1) ... [2019-11-24 20:40:12,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:12" (1/1) ... [2019-11-24 20:40:12,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:12,770 INFO L168 Benchmark]: Toolchain (without parser) took 1969.19 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 961.7 MB in the end (delta: -1.6 kB). Peak memory consumption was 63.9 kB. Max. memory is 12.5 GB. [2019-11-24 20:40:12,776 INFO L168 Benchmark]: CDTParser took 1.02 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. [2019-11-24 20:40:12,778 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1546.35 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 973.2 MB in the end (delta: -11.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:12,782 INFO L168 Benchmark]: Boogie Procedure Inliner took 225.21 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:12,785 INFO L168 Benchmark]: Boogie Preprocessor took 187.78 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:12,795 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.02 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 1546.35 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 973.2 MB in the end (delta: -11.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 225.21 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 187.78 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:40:16,602 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:16,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:16,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:16,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:16,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:16,642 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:16,669 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:16,676 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:16,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:16,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:16,687 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:16,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:16,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:16,702 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:16,705 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:16,707 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:16,712 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:16,717 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:16,726 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:16,735 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:16,742 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:16,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:16,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:16,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:16,757 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:16,758 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:16,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:16,762 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:16,766 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:16,766 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:16,767 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:16,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:16,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:16,775 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:16,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:16,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:16,781 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:16,781 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:16,784 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:16,789 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:16,791 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:40:16,828 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:16,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:16,834 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:16,835 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:16,838 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:16,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:16,839 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:16,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:16,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:16,840 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:16,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:16,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:16,842 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:16,843 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:40:16,843 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:40:16,846 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:16,846 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:16,846 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:16,847 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:16,847 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:16,848 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:16,848 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:16,849 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:16,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:16,853 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:16,854 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:16,854 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:16,854 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:40:16,855 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:40:16,855 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:16,856 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:40:16,857 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 -> 3c0664b7713eb65e7600fbc10e17bb0e628a6c66 [2019-11-24 20:40:17,410 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:17,445 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:17,453 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:17,455 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:17,460 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:17,461 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label32.c [2019-11-24 20:40:17,614 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3448e665/cf3d04196f344f639929179d25ca8552/FLAG0ae121e08 [2019-11-24 20:40:18,878 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:18,881 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label32.c [2019-11-24 20:40:18,921 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3448e665/cf3d04196f344f639929179d25ca8552/FLAG0ae121e08 [2019-11-24 20:40:18,962 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3448e665/cf3d04196f344f639929179d25ca8552 [2019-11-24 20:40:18,967 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:18,976 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:18,978 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:18,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:18,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:18,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:18,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18, skipping insertion in model container [2019-11-24 20:40:18,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:19,018 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:19,133 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:20,196 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:20,221 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:20,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:20,538 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:20,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20 WrapperNode [2019-11-24 20:40:20,540 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:20,541 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:20,541 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:20,543 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:20,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,598 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:20,733 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:20,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:20,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:20,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,923 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:20,936 INFO L168 Benchmark]: Toolchain (without parser) took 1956.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.2 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:20,938 INFO L168 Benchmark]: CDTParser took 0.36 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 20:40:20,944 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1562.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.4 MB in the end (delta: -4.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:20,947 INFO L168 Benchmark]: Boogie Procedure Inliner took 192.04 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:20,948 INFO L168 Benchmark]: Boogie Preprocessor took 192.19 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 955.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:20,962 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1562.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.4 MB in the end (delta: -4.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 192.04 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.19 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 955.2 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...