./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label25.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/Problem13_label25.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 33cb7a4a80adff231ed028cd23eae59fa96421bf .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem13_label25.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 33cb7a4a80adff231ed028cd23eae59fa96421bf ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:34:33,765 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:33,771 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:33,801 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:33,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:33,804 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:33,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:33,838 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:33,842 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:33,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:33,850 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:33,855 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:33,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:33,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:33,868 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:33,871 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:33,876 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:33,883 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:33,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:33,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:33,902 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:33,910 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:33,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:33,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:33,923 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:33,925 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:33,925 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:33,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:33,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:33,934 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:33,935 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:33,939 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:33,940 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:33,941 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:33,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:33,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:33,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:33,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:33,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:33,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:33,956 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:33,957 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:34:33,999 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:34,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:34,009 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:34,010 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:34,010 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:34,014 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:34,014 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:34,015 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:34:34,015 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:34,015 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:34,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:34,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:34,017 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:34,018 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:34,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:34,020 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:34,020 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:34,020 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:34,022 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:34,022 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:34,022 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:34,023 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:34,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:34,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:34,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:34,026 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:34:34,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:34:34,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:34,028 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 -> 33cb7a4a80adff231ed028cd23eae59fa96421bf [2019-11-27 09:34:34,644 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:34,674 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:34,683 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:34,687 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:34,688 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:34,692 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label25.c [2019-11-27 09:34:34,866 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee672bbf9/ffd8897dd6ac459c8753e732a64c632b/FLAG9ba124611 [2019-11-27 09:34:36,717 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:36,720 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label25.c [2019-11-27 09:34:36,830 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee672bbf9/ffd8897dd6ac459c8753e732a64c632b/FLAG9ba124611 [2019-11-27 09:34:36,870 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee672bbf9/ffd8897dd6ac459c8753e732a64c632b [2019-11-27 09:34:36,881 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:36,883 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:36,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:36,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:36,895 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:36,898 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:36" (1/1) ... [2019-11-27 09:34:36,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cc5bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:36, skipping insertion in model container [2019-11-27 09:34:36,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:36" (1/1) ... [2019-11-27 09:34:36,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:37,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:40,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:40,692 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:42,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:42,426 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:42,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:42 WrapperNode [2019-11-27 09:34:42,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:42,431 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:42,434 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:42,434 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:42,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:42" (1/1) ... [2019-11-27 09:34:42,576 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:42" (1/1) ... [2019-11-27 09:34:44,027 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:44,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:44,032 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:44,032 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:44,066 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:42" (1/1) ... [2019-11-27 09:34:44,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:42" (1/1) ... [2019-11-27 09:34:44,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:42" (1/1) ... [2019-11-27 09:34:44,255 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:42" (1/1) ... [2019-11-27 09:34:44,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:42" (1/1) ... [2019-11-27 09:34:44,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:42" (1/1) ... [2019-11-27 09:34:45,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:42" (1/1) ... [2019-11-27 09:34:45,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:45,248 INFO L168 Benchmark]: Toolchain (without parser) took 8356.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 804.0 MB in the end (delta: 140.5 MB). Peak memory consumption was 140.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:45,252 INFO L168 Benchmark]: CDTParser took 0.45 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 09:34:45,254 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5543.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.5 MB in the end (delta: 165.0 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:45,255 INFO L168 Benchmark]: Boogie Procedure Inliner took 1599.63 ms. Allocated memory is still 1.0 GB. Free memory was 779.5 MB in the beginning and 876.4 MB in the end (delta: -96.9 MB). Peak memory consumption was 134.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:45,267 INFO L168 Benchmark]: Boogie Preprocessor took 1205.93 ms. Allocated memory is still 1.0 GB. Free memory was 876.4 MB in the beginning and 804.0 MB in the end (delta: 72.4 MB). Peak memory consumption was 72.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:45,279 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 5543.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.5 MB in the end (delta: 165.0 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1599.63 ms. Allocated memory is still 1.0 GB. Free memory was 779.5 MB in the beginning and 876.4 MB in the end (delta: -96.9 MB). Peak memory consumption was 134.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1205.93 ms. Allocated memory is still 1.0 GB. Free memory was 876.4 MB in the beginning and 804.0 MB in the end (delta: 72.4 MB). Peak memory consumption was 72.4 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 09:34:49,183 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:49,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:49,210 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:49,212 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:49,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:49,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:49,246 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:49,249 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:49,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:49,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:49,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:49,269 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:49,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:49,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:49,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:49,288 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:49,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:49,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:49,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:49,315 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:49,323 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:49,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:49,332 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:49,337 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:49,337 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:49,338 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:49,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:49,345 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:49,346 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:49,349 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:49,350 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:49,351 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:49,355 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:49,359 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:49,360 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:49,363 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:49,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:49,364 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:49,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:49,371 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:49,372 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:34:49,413 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:49,414 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:49,418 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:49,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:49,421 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:49,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:49,422 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:49,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:49,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:49,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:49,427 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:49,427 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:49,428 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:34:49,428 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:34:49,429 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:49,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:49,429 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:49,431 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:49,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:49,432 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:49,432 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:49,434 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:49,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:49,435 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:49,435 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:49,435 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:49,437 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:34:49,437 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:34:49,438 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:49,438 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:34:49,439 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 -> 33cb7a4a80adff231ed028cd23eae59fa96421bf [2019-11-27 09:34:50,030 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:50,060 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:50,069 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:50,073 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:50,076 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:50,078 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label25.c [2019-11-27 09:34:50,248 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49e6606cb/e4fd62cf3a9a45d4bef5d409c4d4ea15/FLAG476e3e70e [2019-11-27 09:34:52,091 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:52,093 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label25.c [2019-11-27 09:34:52,193 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49e6606cb/e4fd62cf3a9a45d4bef5d409c4d4ea15/FLAG476e3e70e [2019-11-27 09:34:52,236 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49e6606cb/e4fd62cf3a9a45d4bef5d409c4d4ea15 [2019-11-27 09:34:52,249 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:52,253 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:52,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:52,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:52,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:52,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:52" (1/1) ... [2019-11-27 09:34:52,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:52, skipping insertion in model container [2019-11-27 09:34:52,275 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:52" (1/1) ... [2019-11-27 09:34:52,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:52,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:56,729 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:56,744 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:58,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:58,502 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:58,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:58 WrapperNode [2019-11-27 09:34:58,504 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:58,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:58,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:58,509 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:58,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:58" (1/1) ... [2019-11-27 09:34:58,879 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:58" (1/1) ... [2019-11-27 09:34:59,366 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:59,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:59,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:59,372 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:59,392 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:58" (1/1) ... [2019-11-27 09:34:59,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:58" (1/1) ... [2019-11-27 09:34:59,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:58" (1/1) ... [2019-11-27 09:34:59,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:58" (1/1) ... [2019-11-27 09:34:59,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:58" (1/1) ... [2019-11-27 09:34:59,766 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:58" (1/1) ... [2019-11-27 09:34:59,826 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:58" (1/1) ... [2019-11-27 09:34:59,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:59,905 INFO L168 Benchmark]: Toolchain (without parser) took 7647.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 889.3 MB in the end (delta: 55.2 MB). Peak memory consumption was 55.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:59,907 INFO L168 Benchmark]: CDTParser took 0.37 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 09:34:59,912 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6249.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 720.9 MB in the end (delta: 223.6 MB). Peak memory consumption was 223.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:59,914 INFO L168 Benchmark]: Boogie Procedure Inliner took 860.73 ms. Allocated memory is still 1.0 GB. Free memory was 720.9 MB in the beginning and 922.9 MB in the end (delta: -202.0 MB). Peak memory consumption was 42.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:59,916 INFO L168 Benchmark]: Boogie Preprocessor took 527.40 ms. Allocated memory is still 1.0 GB. Free memory was 922.9 MB in the beginning and 889.3 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:59,929 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 6249.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 720.9 MB in the end (delta: 223.6 MB). Peak memory consumption was 223.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 860.73 ms. Allocated memory is still 1.0 GB. Free memory was 720.9 MB in the beginning and 922.9 MB in the end (delta: -202.0 MB). Peak memory consumption was 42.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 527.40 ms. Allocated memory is still 1.0 GB. Free memory was 922.9 MB in the beginning and 889.3 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...