./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label28.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 8ac32c376f816320ca3aac8b16cdfd984f37d577 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label28.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 8ac32c376f816320ca3aac8b16cdfd984f37d577 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:36:55,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:55,565 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:55,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:55,590 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:55,597 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:55,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:55,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:55,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:55,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:55,623 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:55,627 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:55,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:55,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:55,632 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:55,634 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:55,637 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:55,638 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:55,643 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:55,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:55,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:55,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:55,661 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:55,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:55,669 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:55,669 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:55,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:55,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:55,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:55,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:55,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:55,678 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:55,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:55,681 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:55,682 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:55,683 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:55,686 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:55,687 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:55,687 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:55,688 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:55,689 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:55,690 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:55,717 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:55,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:55,721 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:55,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:55,723 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:55,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:55,723 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:55,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:55,724 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:55,726 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:55,727 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:55,727 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:55,727 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:55,728 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:55,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:55,728 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:55,728 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:55,728 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:55,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:55,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:55,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:55,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:55,731 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:55,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:55,732 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:55,732 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:55,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:55,732 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:55,733 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 -> 8ac32c376f816320ca3aac8b16cdfd984f37d577 [2019-11-27 09:36:56,205 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:56,223 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:56,229 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:56,233 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:56,233 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:56,234 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label28.c [2019-11-27 09:36:56,341 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27cd319a8/1c30c3507bb54d83af06cb8e8f4ba823/FLAG374cf89bc [2019-11-27 09:36:57,328 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:57,332 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label28.c [2019-11-27 09:36:57,362 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27cd319a8/1c30c3507bb54d83af06cb8e8f4ba823/FLAG374cf89bc [2019-11-27 09:36:57,861 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27cd319a8/1c30c3507bb54d83af06cb8e8f4ba823 [2019-11-27 09:36:57,865 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:57,866 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:57,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:57,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:57,880 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:57,881 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:57" (1/1) ... [2019-11-27 09:36:57,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de9f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:57, skipping insertion in model container [2019-11-27 09:36:57,885 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:57" (1/1) ... [2019-11-27 09:36:57,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:58,019 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:59,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:59,176 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:59,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:59,839 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:59,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:59 WrapperNode [2019-11-27 09:36:59,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:59,841 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:59,843 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:59,843 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:59,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:59" (1/1) ... [2019-11-27 09:36:59,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:59" (1/1) ... [2019-11-27 09:37:00,072 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:00,074 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:00,075 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:00,075 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:00,092 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:59" (1/1) ... [2019-11-27 09:37:00,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:59" (1/1) ... [2019-11-27 09:37:00,111 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:59" (1/1) ... [2019-11-27 09:37:00,114 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:59" (1/1) ... [2019-11-27 09:37:00,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:59" (1/1) ... [2019-11-27 09:37:00,234 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:59" (1/1) ... [2019-11-27 09:37:00,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:59" (1/1) ... [2019-11-27 09:37:00,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:00,326 INFO L168 Benchmark]: Toolchain (without parser) took 2453.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 892.6 MB in the end (delta: 62.0 MB). Peak memory consumption was 62.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:00,327 INFO L168 Benchmark]: CDTParser took 2.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:37:00,330 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1968.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 932.7 MB in the end (delta: 21.8 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:00,332 INFO L168 Benchmark]: Boogie Procedure Inliner took 232.17 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 909.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:00,335 INFO L168 Benchmark]: Boogie Preprocessor took 244.33 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 892.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:00,345 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.47 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 1968.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 932.7 MB in the end (delta: 21.8 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 232.17 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 909.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 244.33 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 892.6 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-da95e15 [2019-11-27 09:37:03,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:03,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:03,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:03,088 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:03,090 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:03,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:03,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:03,111 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:03,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:03,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:03,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:03,120 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:03,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:03,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:03,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:03,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:03,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:03,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:03,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:03,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:03,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:03,152 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:03,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:03,162 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:03,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:03,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:03,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:03,165 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:03,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:03,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:03,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:03,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:03,172 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:03,175 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:03,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:03,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:03,177 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:03,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:03,178 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:03,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:03,181 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:03,210 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:03,210 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:03,216 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:03,216 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:03,216 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:03,217 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:03,217 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:03,217 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:03,217 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:03,217 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:03,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:03,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:03,219 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:03,219 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:03,219 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:03,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:03,222 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:03,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:03,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:03,223 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:03,223 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:03,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:03,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:03,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:03,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:03,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:03,224 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:03,224 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:03,227 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:03,227 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:03,228 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 -> 8ac32c376f816320ca3aac8b16cdfd984f37d577 [2019-11-27 09:37:03,625 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:03,641 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:03,648 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:03,650 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:03,650 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:03,653 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label28.c [2019-11-27 09:37:03,751 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68b20c9bd/28484fb6819247d0a85b2dfbbb85185a/FLAGb7fb2fa39 [2019-11-27 09:37:04,717 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:04,717 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label28.c [2019-11-27 09:37:04,751 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68b20c9bd/28484fb6819247d0a85b2dfbbb85185a/FLAGb7fb2fa39 [2019-11-27 09:37:04,807 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68b20c9bd/28484fb6819247d0a85b2dfbbb85185a [2019-11-27 09:37:04,814 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:04,819 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:04,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:04,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:04,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:04,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:04,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04, skipping insertion in model container [2019-11-27 09:37:04,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:04,847 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:04,945 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:06,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:06,161 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:06,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:06,515 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:06,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06 WrapperNode [2019-11-27 09:37:06,519 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:06,520 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:06,520 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:06,520 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:06,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:06,590 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:06,711 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:06,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:06,714 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:06,715 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:06,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:06,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:06,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:06,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:06,810 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:06,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:06,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:06,890 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:06,897 INFO L168 Benchmark]: Toolchain (without parser) took 2076.37 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. [2019-11-27 09:37:06,897 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:37:06,900 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1699.23 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: 46.2 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:06,901 INFO L168 Benchmark]: Boogie Procedure Inliner took 193.71 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. [2019-11-27 09:37:06,904 INFO L168 Benchmark]: Boogie Preprocessor took 176.28 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. [2019-11-27 09:37:06,913 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 1699.23 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: 46.2 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 193.71 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 176.28 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...