./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label14.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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/eca-rers2012/Problem14_label14.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 a8b7062793a4a956381b28b9ce3638daa166e644 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label14.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 a8b7062793a4a956381b28b9ce3638daa166e644 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:15,080 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:15,084 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:15,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:15,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:15,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:15,117 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:15,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:15,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:15,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:15,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:15,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:15,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:15,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:15,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:15,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:15,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:15,190 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:15,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:15,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:15,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:15,220 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:15,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:15,226 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:15,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:15,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:15,236 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:15,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:15,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:15,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:15,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:15,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:15,249 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:15,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:15,254 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:15,254 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:15,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:15,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:15,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:15,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:15,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:15,268 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:15,308 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:15,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:15,317 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:15,317 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:15,318 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:15,318 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:15,318 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:15,319 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:15,319 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:15,319 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:15,320 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:15,321 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:15,321 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:15,323 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:15,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:15,324 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:15,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:15,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:15,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:15,326 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:15,329 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:15,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:15,329 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:15,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:15,330 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:15,330 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:15,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:15,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:15,331 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 -> a8b7062793a4a956381b28b9ce3638daa166e644 [2019-11-26 16:48:15,893 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:15,924 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:15,930 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:15,934 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:15,936 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:15,940 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label14.c [2019-11-26 16:48:16,098 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53fd99da7/63f34556f0394d56a0a6ca790a2fc43d/FLAGdc700e43e [2019-11-26 16:48:17,377 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:17,386 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label14.c [2019-11-26 16:48:17,420 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53fd99da7/63f34556f0394d56a0a6ca790a2fc43d/FLAGdc700e43e [2019-11-26 16:48:17,461 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53fd99da7/63f34556f0394d56a0a6ca790a2fc43d [2019-11-26 16:48:17,468 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:17,474 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:17,476 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:17,477 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:17,487 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:17,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:17" (1/1) ... [2019-11-26 16:48:17,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:17, skipping insertion in model container [2019-11-26 16:48:17,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:17" (1/1) ... [2019-11-26 16:48:17,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:17,640 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:18,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:18,820 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:19,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:19,178 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:19,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:19 WrapperNode [2019-11-26 16:48:19,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:19,187 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:19,188 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:19,188 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:19,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:19" (1/1) ... [2019-11-26 16:48:19,258 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:19" (1/1) ... [2019-11-26 16:48:19,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:19,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:19,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:19,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:19,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:19" (1/1) ... [2019-11-26 16:48:19,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:19" (1/1) ... [2019-11-26 16:48:19,452 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:19" (1/1) ... [2019-11-26 16:48:19,455 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:19" (1/1) ... [2019-11-26 16:48:19,514 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:19" (1/1) ... [2019-11-26 16:48:19,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:19" (1/1) ... [2019-11-26 16:48:19,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:19" (1/1) ... [2019-11-26 16:48:19,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:19,611 INFO L168 Benchmark]: Toolchain (without parser) took 2130.53 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 950.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:19,612 INFO L168 Benchmark]: CDTParser took 0.43 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 16:48:19,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1711.31 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 967.3 MB in the end (delta: 88.6 kB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:19,618 INFO L168 Benchmark]: Boogie Procedure Inliner took 226.32 ms. Allocated memory is still 1.0 GB. Free memory was 967.3 MB in the beginning and 955.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:19,621 INFO L168 Benchmark]: Boogie Preprocessor took 187.39 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 950.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:19,634 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1711.31 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 967.3 MB in the end (delta: 88.6 kB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 226.32 ms. Allocated memory is still 1.0 GB. Free memory was 967.3 MB in the beginning and 955.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 187.39 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 950.1 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 0.1.24-025d5a2 [2019-11-26 16:48:23,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:23,714 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:23,749 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:23,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:23,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:23,760 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:23,776 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:23,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:23,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:23,788 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:23,793 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:23,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:23,800 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:23,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:23,809 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:23,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:23,814 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:23,822 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:23,828 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:23,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:23,843 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:23,847 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:23,851 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:23,859 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:23,860 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:23,862 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:23,864 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:23,865 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:23,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:23,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:23,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:23,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:23,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:23,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:23,880 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:23,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:23,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:23,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:23,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:23,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:23,892 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:23,932 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:23,933 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:23,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:23,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:23,940 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:23,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:23,941 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:23,943 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:23,943 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:23,943 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:23,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:23,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:23,946 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:23,948 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:23,949 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:23,949 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:23,949 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:23,949 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:23,950 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:23,950 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:23,951 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:23,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:23,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:23,954 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:23,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:23,955 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:23,955 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:23,955 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:23,956 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:23,956 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:23,958 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 -> a8b7062793a4a956381b28b9ce3638daa166e644 [2019-11-26 16:48:24,539 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:24,568 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:24,577 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:24,581 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:24,584 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:24,586 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label14.c [2019-11-26 16:48:24,752 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5caaca8d5/da70d1501ccb447387dab05c65fa86dd/FLAGb5c6d5881 [2019-11-26 16:48:26,108 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:26,109 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label14.c [2019-11-26 16:48:26,145 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5caaca8d5/da70d1501ccb447387dab05c65fa86dd/FLAGb5c6d5881 [2019-11-26 16:48:26,184 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5caaca8d5/da70d1501ccb447387dab05c65fa86dd [2019-11-26 16:48:26,194 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:26,200 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:26,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:26,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:26,211 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:26,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:26" (1/1) ... [2019-11-26 16:48:26,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:26, skipping insertion in model container [2019-11-26 16:48:26,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:26" (1/1) ... [2019-11-26 16:48:26,242 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:26,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:27,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:27,622 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:28,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:28,067 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:28,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:28 WrapperNode [2019-11-26 16:48:28,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:28,073 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:28,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:28,074 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:28,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:28" (1/1) ... [2019-11-26 16:48:28,152 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:28" (1/1) ... [2019-11-26 16:48:28,316 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:28,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:28,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:28,318 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:28,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:28" (1/1) ... [2019-11-26 16:48:28,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:28" (1/1) ... [2019-11-26 16:48:28,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:28" (1/1) ... [2019-11-26 16:48:28,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:28" (1/1) ... [2019-11-26 16:48:28,441 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:28" (1/1) ... [2019-11-26 16:48:28,465 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:28" (1/1) ... [2019-11-26 16:48:28,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:28" (1/1) ... [2019-11-26 16:48:28,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:28,519 INFO L168 Benchmark]: Toolchain (without parser) took 2320.32 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 949.4 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:28,523 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-26 16:48:28,525 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1870.93 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 960.9 MB in the end (delta: 790.7 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:28,526 INFO L168 Benchmark]: Boogie Procedure Inliner took 243.53 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:28,530 INFO L168 Benchmark]: Boogie Preprocessor took 197.15 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 949.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:28,541 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1870.93 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 960.9 MB in the end (delta: 790.7 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 243.53 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 197.15 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 949.4 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...