./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/termination-numeric/rec_counter3.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 025d5a27 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/termination-numeric/rec_counter3.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 639f18bc5de28da6eb107c1e55f1eb45909efdef ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Overflow*64bit*_Bitvector*.epf No suitable settings file found using Overflow*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 18:01:16,970 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 18:01:16,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 18:01:16,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 18:01:17,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 18:01:17,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 18:01:17,019 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 18:01:17,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 18:01:17,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 18:01:17,046 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 18:01:17,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 18:01:17,053 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 18:01:17,055 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 18:01:17,061 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 18:01:17,064 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 18:01:17,070 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 18:01:17,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 18:01:17,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 18:01:17,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 18:01:17,094 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 18:01:17,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 18:01:17,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 18:01:17,112 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 18:01:17,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 18:01:17,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 18:01:17,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 18:01:17,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 18:01:17,129 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 18:01:17,132 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 18:01:17,134 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 18:01:17,134 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 18:01:17,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 18:01:17,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 18:01:17,143 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 18:01:17,145 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 18:01:17,148 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 18:01:17,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 18:01:17,152 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 18:01:17,152 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 18:01:17,153 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 18:01:17,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 18:01:17,158 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2019-11-26 18:01:17,199 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 18:01:17,201 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 18:01:17,207 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 18:01:17,207 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 18:01:17,210 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 18:01:17,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 18:01:17,211 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 18:01:17,211 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 18:01:17,211 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 18:01:17,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 18:01:17,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 18:01:17,217 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 18:01:17,217 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-26 18:01:17,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 18:01:17,218 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 18:01:17,219 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 18:01:17,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 18:01:17,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 18:01:17,219 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 18:01:17,220 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 18:01:17,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 18:01:17,222 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 18:01:17,222 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 18:01:17,223 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 18:01:17,223 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 18:01:17,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 18:01:17,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 18:01:17,225 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 ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 639f18bc5de28da6eb107c1e55f1eb45909efdef [2019-11-26 18:01:17,849 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 18:01:17,882 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 18:01:17,891 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 18:01:17,895 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 18:01:17,897 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 18:01:17,898 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-numeric/rec_counter3.c [2019-11-26 18:01:18,074 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1df19e3c/4d27921f3ce648bd976a9cb64d082ee6/FLAG5c279cc27 [2019-11-26 18:01:19,125 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 18:01:19,130 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-numeric/rec_counter3.c [2019-11-26 18:01:19,143 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1df19e3c/4d27921f3ce648bd976a9cb64d082ee6/FLAG5c279cc27 [2019-11-26 18:01:19,186 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1df19e3c/4d27921f3ce648bd976a9cb64d082ee6 [2019-11-26 18:01:19,195 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 18:01:19,197 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 18:01:19,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 18:01:19,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 18:01:19,213 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 18:01:19,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 06:01:19" (1/1) ... [2019-11-26 18:01:19,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fcfb979 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:19, skipping insertion in model container [2019-11-26 18:01:19,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 06:01:19" (1/1) ... [2019-11-26 18:01:19,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 18:01:19,276 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 18:01:19,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 18:01:19,693 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 18:01:19,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 18:01:19,744 INFO L208 MainTranslator]: Completed translation [2019-11-26 18:01:19,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:19 WrapperNode [2019-11-26 18:01:19,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 18:01:19,747 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 18:01:19,748 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 18:01:19,748 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 18:01:19,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:19" (1/1) ... [2019-11-26 18:01:19,781 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:19" (1/1) ... [2019-11-26 18:01:19,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 18:01:19,875 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 18:01:19,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 18:01:19,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 18:01:19,884 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:19" (1/1) ... [2019-11-26 18:01:19,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:19" (1/1) ... [2019-11-26 18:01:19,885 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:19" (1/1) ... [2019-11-26 18:01:19,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:19" (1/1) ... [2019-11-26 18:01:19,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:19" (1/1) ... [2019-11-26 18:01:19,895 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:19" (1/1) ... [2019-11-26 18:01:19,901 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:19" (1/1) ... [2019-11-26 18:01:19,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 18:01:19,930 INFO L168 Benchmark]: Toolchain (without parser) took 715.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 18:01:19,934 INFO L168 Benchmark]: CDTParser took 1.17 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. [2019-11-26 18:01:19,938 INFO L168 Benchmark]: CACSL2BoogieTranslator took 544.55 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 18:01:19,940 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 997.0 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 18:01:19,944 INFO L168 Benchmark]: Boogie Preprocessor took 34.18 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 18:01:19,958 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.17 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 544.55 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 127.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 997.0 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 34.18 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 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...