./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label33.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label33.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 69ee07ab4a00e61e6e080b644034552cd98c357f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem15_label33.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 69ee07ab4a00e61e6e080b644034552cd98c357f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:41:12,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:12,066 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:12,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:12,102 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:12,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:12,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:12,137 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:12,141 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:12,146 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:12,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:12,155 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:12,158 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:12,162 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:12,167 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:12,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:12,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:12,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:12,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:12,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:12,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:12,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:12,206 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:12,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:12,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:12,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:12,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:12,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:12,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:12,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:12,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:12,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:12,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:12,234 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:12,235 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:12,236 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:12,239 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:12,239 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:12,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:12,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:12,246 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:12,249 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:12,288 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:12,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:12,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:12,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:12,295 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:12,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:12,296 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:12,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:12,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:12,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:12,299 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:12,300 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:12,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:12,301 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:12,302 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:12,303 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:12,303 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:12,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:12,306 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:12,307 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:12,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:12,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:12,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:12,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:12,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:12,308 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:12,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:12,311 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:12,312 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 -> 69ee07ab4a00e61e6e080b644034552cd98c357f [2019-11-25 22:41:12,918 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:12,946 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:12,956 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:12,957 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:12,960 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:12,961 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label33.c [2019-11-25 22:41:13,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebe100683/cfeb7e46af154f92acf674b4127268e1/FLAG386c7981c [2019-11-25 22:41:14,567 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:14,570 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label33.c [2019-11-25 22:41:14,616 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebe100683/cfeb7e46af154f92acf674b4127268e1/FLAG386c7981c [2019-11-25 22:41:14,657 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebe100683/cfeb7e46af154f92acf674b4127268e1 [2019-11-25 22:41:14,666 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:14,668 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:14,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:14,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:14,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:14,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:14" (1/1) ... [2019-11-25 22:41:14,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:14, skipping insertion in model container [2019-11-25 22:41:14,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:14" (1/1) ... [2019-11-25 22:41:14,709 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:14,871 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:16,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:16,671 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:17,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:17,369 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:17,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17 WrapperNode [2019-11-25 22:41:17,376 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:17,377 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:17,377 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:17,377 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:17,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:17,468 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:17,815 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:17,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:17,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:17,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:17,845 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:17,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:17,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:17,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:18,060 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:18,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:18,215 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:18,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:18,275 INFO L168 Benchmark]: Toolchain (without parser) took 3599.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 857.5 MB in the end (delta: 96.9 MB). Peak memory consumption was 97.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:18,276 INFO L168 Benchmark]: CDTParser took 1.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:41:18,279 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2703.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 915.0 MB in the end (delta: 39.4 MB). Peak memory consumption was 39.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:18,281 INFO L168 Benchmark]: Boogie Procedure Inliner took 443.64 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:18,287 INFO L168 Benchmark]: Boogie Preprocessor took 443.93 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.5 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:18,296 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33 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 2703.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 915.0 MB in the end (delta: 39.4 MB). Peak memory consumption was 39.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 443.64 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 443.93 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.5 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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 0.1.24-65d6cd2 [2019-11-25 22:41:22,055 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:22,061 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:22,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:22,096 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:22,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:22,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:22,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:22,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:22,127 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:22,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:22,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:22,136 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:22,140 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:22,142 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:22,146 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:22,148 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:22,150 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:22,154 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:22,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:22,167 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:22,174 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:22,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:22,180 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:22,189 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:22,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:22,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:22,193 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:22,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:22,198 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:22,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:22,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:22,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:22,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:22,210 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:22,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:22,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:22,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:22,214 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:22,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:22,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:22,221 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:22,275 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:22,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:22,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:22,289 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:22,290 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:22,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:22,290 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:22,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:22,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:22,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:22,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:22,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:22,296 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:22,296 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:22,297 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:22,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:22,297 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:22,298 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:22,299 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:22,299 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:22,299 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:22,302 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:22,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:22,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:22,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:22,303 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:22,304 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:22,304 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:22,304 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:22,304 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:22,308 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 -> 69ee07ab4a00e61e6e080b644034552cd98c357f [2019-11-25 22:41:22,810 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:22,844 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:22,853 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:22,858 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:22,858 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:22,861 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label33.c [2019-11-25 22:41:23,018 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1499a359b/5ef6c1f3195a4018ae696f126c9033b0/FLAG354f25c13 [2019-11-25 22:41:24,461 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:24,463 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label33.c [2019-11-25 22:41:24,509 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1499a359b/5ef6c1f3195a4018ae696f126c9033b0/FLAG354f25c13 [2019-11-25 22:41:24,551 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1499a359b/5ef6c1f3195a4018ae696f126c9033b0 [2019-11-25 22:41:24,558 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:24,563 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:24,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:24,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:24,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:24,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:24" (1/1) ... [2019-11-25 22:41:24,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:24, skipping insertion in model container [2019-11-25 22:41:24,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:24" (1/1) ... [2019-11-25 22:41:24,613 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:24,785 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:26,751 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:26,767 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:27,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:27,528 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:27,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:27 WrapperNode [2019-11-25 22:41:27,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:27,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:27,535 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:27,535 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:27,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:27" (1/1) ... [2019-11-25 22:41:27,637 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:27" (1/1) ... [2019-11-25 22:41:27,840 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:27,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:27,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:27,845 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:27,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:27" (1/1) ... [2019-11-25 22:41:27,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:27" (1/1) ... [2019-11-25 22:41:27,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:27" (1/1) ... [2019-11-25 22:41:27,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:27" (1/1) ... [2019-11-25 22:41:28,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:27" (1/1) ... [2019-11-25 22:41:28,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:27" (1/1) ... [2019-11-25 22:41:28,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:27" (1/1) ... [2019-11-25 22:41:28,117 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:28,126 INFO L168 Benchmark]: Toolchain (without parser) took 3558.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 852.0 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:28,127 INFO L168 Benchmark]: CDTParser took 2.03 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:41:28,130 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2963.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:28,131 INFO L168 Benchmark]: Boogie Procedure Inliner took 307.29 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:28,138 INFO L168 Benchmark]: Boogie Preprocessor took 275.64 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 852.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:28,146 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.03 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 2963.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 307.29 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 275.64 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 852.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...