./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label35.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/Problem16_label35.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 c7f4654ff67788aa54aaf551606d5d8c93a335a5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label35.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 c7f4654ff67788aa54aaf551606d5d8c93a335a5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:58:48,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:48,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:48,568 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:48,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:48,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:48,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:48,601 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:48,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:48,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:48,616 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:48,620 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:48,621 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:48,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:48,632 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:48,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:48,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:48,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:48,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:48,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:48,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:48,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:48,675 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:48,678 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:48,688 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:48,688 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:48,689 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:48,692 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:48,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:48,694 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:48,696 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:48,697 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:48,702 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:48,703 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:48,706 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:48,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:48,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:48,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:48,711 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:48,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:48,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:48,719 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:48,757 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:48,761 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:48,764 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:48,766 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:48,766 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:48,766 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:48,767 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:48,767 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:48,767 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:48,769 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:48,770 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:48,771 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:48,771 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:48,774 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:48,775 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:48,775 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:48,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:48,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:48,776 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:48,776 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:48,776 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:48,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:48,777 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:48,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:48,779 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:48,779 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:48,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:48,780 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:48,782 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 -> c7f4654ff67788aa54aaf551606d5d8c93a335a5 [2019-11-27 15:58:49,424 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:49,456 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:49,464 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:49,470 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:49,470 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:49,474 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label35.c [2019-11-27 15:58:49,632 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ec852b20/45701ed218e3450a8729666ef1052da8/FLAG898933774 [2019-11-27 15:58:51,070 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:51,074 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label35.c [2019-11-27 15:58:51,123 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ec852b20/45701ed218e3450a8729666ef1052da8/FLAG898933774 [2019-11-27 15:58:51,166 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ec852b20/45701ed218e3450a8729666ef1052da8 [2019-11-27 15:58:51,173 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:51,178 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:51,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:51,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:51,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:51,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:51" (1/1) ... [2019-11-27 15:58:51,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:51, skipping insertion in model container [2019-11-27 15:58:51,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:51" (1/1) ... [2019-11-27 15:58:51,242 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:51,389 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:53,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:53,114 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:54,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:54,102 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:54,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:54 WrapperNode [2019-11-27 15:58:54,107 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:54,108 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:54,109 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:54,109 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:54,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:54" (1/1) ... [2019-11-27 15:58:54,196 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:54" (1/1) ... [2019-11-27 15:58:54,442 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:54,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:54,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:54,449 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:54,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:54" (1/1) ... [2019-11-27 15:58:54,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:54" (1/1) ... [2019-11-27 15:58:54,499 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:54" (1/1) ... [2019-11-27 15:58:54,502 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:54" (1/1) ... [2019-11-27 15:58:54,624 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:54" (1/1) ... [2019-11-27 15:58:54,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:54" (1/1) ... [2019-11-27 15:58:54,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:54" (1/1) ... [2019-11-27 15:58:54,786 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:54,796 INFO L168 Benchmark]: Toolchain (without parser) took 3612.99 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 892.4 MB in the end (delta: 69.3 MB). Peak memory consumption was 69.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:54,797 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:58:54,800 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2924.52 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 932.5 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:54,803 INFO L168 Benchmark]: Boogie Procedure Inliner took 339.27 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:54,807 INFO L168 Benchmark]: Boogie Preprocessor took 339.68 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:54,818 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2924.52 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 932.5 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 339.27 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 339.68 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.4 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 0.1.24-509859d [2019-11-27 15:58:58,653 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:58,659 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:58,693 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:58,694 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:58,699 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:58,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:58,716 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:58,724 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:58,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:58,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:58,738 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:58,738 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:58,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:58,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:58,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:58,753 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:58,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:58,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:58,766 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:58,773 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:58,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:58,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:58,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:58,794 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:58,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:58,795 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:58,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:58,799 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:58,804 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:58,804 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:58,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:58,806 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:58,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:58,814 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:58,815 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:58,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:58,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:58,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:58,820 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:58,822 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:58,824 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:58,878 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:58,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:58,885 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:58,887 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:58,887 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:58,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:58,892 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:58,892 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:58,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:58,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:58,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:58,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:58,894 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:58,897 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:58,897 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:58,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:58,898 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:58,898 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:58,899 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:58,899 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:58,899 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:58,899 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:58,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:58,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:58,903 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:58,903 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:58,904 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:58,904 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:58,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:58,907 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:58,908 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 -> c7f4654ff67788aa54aaf551606d5d8c93a335a5 [2019-11-27 15:58:59,429 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:59,460 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:59,467 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:59,471 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:59,475 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:59,477 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label35.c [2019-11-27 15:58:59,629 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cee91923b/f89ffce4f91f44de86be2b4d406fe05e/FLAG5708d315d [2019-11-27 15:59:01,053 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:01,058 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label35.c [2019-11-27 15:59:01,101 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cee91923b/f89ffce4f91f44de86be2b4d406fe05e/FLAG5708d315d [2019-11-27 15:59:01,139 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cee91923b/f89ffce4f91f44de86be2b4d406fe05e [2019-11-27 15:59:01,148 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:01,152 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:01,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:01,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:01,166 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:01,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:01" (1/1) ... [2019-11-27 15:59:01,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:01, skipping insertion in model container [2019-11-27 15:59:01,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:01" (1/1) ... [2019-11-27 15:59:01,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:01,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:03,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:03,364 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:04,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:04,436 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:04,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04 WrapperNode [2019-11-27 15:59:04,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:04,441 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:04,443 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:04,443 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:04,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:04,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:04,740 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:04,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:04,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:04,742 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:04,764 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:04,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:04,796 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:04,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:04,894 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:04,941 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:04,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:05,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:05,014 INFO L168 Benchmark]: Toolchain (without parser) took 3856.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 898.3 MB in the end (delta: 57.7 MB). Peak memory consumption was 57.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:05,015 INFO L168 Benchmark]: CDTParser took 0.42 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 15:59:05,017 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3283.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.3 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:05,020 INFO L168 Benchmark]: Boogie Procedure Inliner took 299.69 ms. Allocated memory is still 1.0 GB. Free memory was 921.3 MB in the beginning and 909.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:05,026 INFO L168 Benchmark]: Boogie Preprocessor took 264.83 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 898.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:05,035 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 3283.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.3 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 299.69 ms. Allocated memory is still 1.0 GB. Free memory was 921.3 MB in the beginning and 909.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 264.83 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 898.3 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...