./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label36.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem14_label36.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 16796b54e5e5e595ebddd1a211fd081adf88fc5e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label36.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 16796b54e5e5e595ebddd1a211fd081adf88fc5e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:40:33,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:40:33,614 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:40:33,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:40:33,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:40:33,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:40:33,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:40:33,678 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:40:33,681 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:40:33,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:40:33,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:40:33,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:40:33,696 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:40:33,700 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:40:33,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:40:33,706 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:40:33,711 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:40:33,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:40:33,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:40:33,732 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:40:33,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:40:33,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:40:33,749 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:40:33,756 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:40:33,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:40:33,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:40:33,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:40:33,769 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:40:33,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:40:33,773 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:40:33,773 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:40:33,777 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:40:33,778 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:40:33,779 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:40:33,784 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:40:33,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:40:33,790 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:40:33,790 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:40:33,791 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:40:33,796 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:40:33,801 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:40:33,802 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:40:33,848 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:40:33,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:40:33,857 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:40:33,858 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:40:33,858 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:40:33,858 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:40:33,859 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:40:33,861 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:40:33,861 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:40:33,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:40:33,863 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:40:33,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:40:33,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:40:33,867 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:40:33,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:40:33,868 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:40:33,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:40:33,868 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:40:33,871 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:40:33,871 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:40:33,871 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:40:33,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:40:33,872 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:40:33,873 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:40:33,873 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:40:33,876 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:40:33,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:40:33,877 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:40:33,877 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 -> 16796b54e5e5e595ebddd1a211fd081adf88fc5e [2019-11-25 22:40:34,461 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:40:34,490 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:40:34,500 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:40:34,502 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:40:34,503 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:40:34,506 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label36.c [2019-11-25 22:40:34,673 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9457e7e81/365cbda85fb44b2c80b216198a4c922a/FLAG44ed73957 [2019-11-25 22:40:35,930 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:40:35,933 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label36.c [2019-11-25 22:40:35,976 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9457e7e81/365cbda85fb44b2c80b216198a4c922a/FLAG44ed73957 [2019-11-25 22:40:36,018 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9457e7e81/365cbda85fb44b2c80b216198a4c922a [2019-11-25 22:40:36,026 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:40:36,031 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:40:36,036 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:36,036 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:40:36,044 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:40:36,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:36" (1/1) ... [2019-11-25 22:40:36,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5893cfee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:36, skipping insertion in model container [2019-11-25 22:40:36,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:36" (1/1) ... [2019-11-25 22:40:36,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:40:36,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:40:37,320 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:37,329 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:40:37,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:37,698 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:40:37,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:37 WrapperNode [2019-11-25 22:40:37,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:37,703 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:37,704 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:40:37,706 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:40:37,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:37" (1/1) ... [2019-11-25 22:40:37,779 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:37" (1/1) ... [2019-11-25 22:40:37,934 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:37,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:40:37,939 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:40:37,940 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:40:37,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:37" (1/1) ... [2019-11-25 22:40:37,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:37" (1/1) ... [2019-11-25 22:40:37,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:37" (1/1) ... [2019-11-25 22:40:37,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:37" (1/1) ... [2019-11-25 22:40:38,043 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:37" (1/1) ... [2019-11-25 22:40:38,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:37" (1/1) ... [2019-11-25 22:40:38,110 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:37" (1/1) ... [2019-11-25 22:40:38,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:40:38,149 INFO L168 Benchmark]: Toolchain (without parser) took 2113.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 944.4 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:38,150 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-25 22:40:38,153 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1667.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 961.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:38,155 INFO L168 Benchmark]: Boogie Procedure Inliner took 232.51 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:38,160 INFO L168 Benchmark]: Boogie Preprocessor took 202.54 ms. Allocated memory is still 1.0 GB. Free memory was 950.2 MB in the beginning and 944.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:38,172 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1667.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 961.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 232.51 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 202.54 ms. Allocated memory is still 1.0 GB. Free memory was 950.2 MB in the beginning and 944.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:40:42,107 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:40:42,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:40:42,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:40:42,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:40:42,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:40:42,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:40:42,177 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:40:42,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:40:42,188 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:40:42,190 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:40:42,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:40:42,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:40:42,203 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:40:42,208 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:40:42,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:40:42,213 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:40:42,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:40:42,226 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:40:42,233 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:40:42,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:40:42,250 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:40:42,251 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:40:42,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:40:42,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:40:42,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:40:42,263 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:40:42,268 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:40:42,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:40:42,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:40:42,272 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:40:42,275 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:40:42,276 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:40:42,278 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:40:42,280 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:40:42,283 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:40:42,284 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:40:42,284 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:40:42,285 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:40:42,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:40:42,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:40:42,291 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:40:42,331 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:40:42,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:40:42,337 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:40:42,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:40:42,339 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:40:42,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:40:42,339 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:40:42,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:40:42,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:40:42,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:40:42,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:40:42,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:40:42,346 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:40:42,346 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:40:42,347 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:40:42,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:40:42,347 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:40:42,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:40:42,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:40:42,349 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:40:42,349 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:40:42,351 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:40:42,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:40:42,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:40:42,352 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:40:42,352 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:40:42,354 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:40:42,354 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:40:42,354 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:40:42,355 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:40:42,357 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 -> 16796b54e5e5e595ebddd1a211fd081adf88fc5e [2019-11-25 22:40:42,922 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:40:42,951 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:40:42,955 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:40:42,962 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:40:42,962 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:40:42,966 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label36.c [2019-11-25 22:40:43,130 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad1aa7188/c4ec044ad7d148438f3774d980d1ff72/FLAG3927213a9 [2019-11-25 22:40:44,403 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:40:44,404 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label36.c [2019-11-25 22:40:44,435 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad1aa7188/c4ec044ad7d148438f3774d980d1ff72/FLAG3927213a9 [2019-11-25 22:40:44,477 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad1aa7188/c4ec044ad7d148438f3774d980d1ff72 [2019-11-25 22:40:44,485 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:40:44,493 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:40:44,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:44,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:40:44,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:40:44,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:44" (1/1) ... [2019-11-25 22:40:44,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b770e64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:44, skipping insertion in model container [2019-11-25 22:40:44,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:44" (1/1) ... [2019-11-25 22:40:44,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:40:44,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:40:45,924 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:45,941 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:40:46,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:46,368 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:40:46,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:46 WrapperNode [2019-11-25 22:40:46,370 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:46,371 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:46,371 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:40:46,371 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:40:46,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:46" (1/1) ... [2019-11-25 22:40:46,449 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:46" (1/1) ... [2019-11-25 22:40:46,593 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:46,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:40:46,594 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:40:46,595 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:40:46,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:46" (1/1) ... [2019-11-25 22:40:46,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:46" (1/1) ... [2019-11-25 22:40:46,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:46" (1/1) ... [2019-11-25 22:40:46,635 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:46" (1/1) ... [2019-11-25 22:40:46,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:46" (1/1) ... [2019-11-25 22:40:46,726 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:46" (1/1) ... [2019-11-25 22:40:46,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:46" (1/1) ... [2019-11-25 22:40:46,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:40:46,788 INFO L168 Benchmark]: Toolchain (without parser) took 2289.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 949.3 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:46,790 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-25 22:40:46,795 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1875.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.8 MB in the end (delta: 894.1 kB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:46,798 INFO L168 Benchmark]: Boogie Procedure Inliner took 223.21 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:46,799 INFO L168 Benchmark]: Boogie Preprocessor took 183.99 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:46,810 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1875.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.8 MB in the end (delta: 894.1 kB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 223.21 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 183.99 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.3 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...