./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem04_label01.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 fcf4dd6c882c93262f1c24efbe073aa4943f11d0 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label01.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 fcf4dd6c882c93262f1c24efbe073aa4943f11d0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:41:04,366 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:04,372 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:04,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:04,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:04,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:04,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:04,432 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:04,436 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:04,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:04,449 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:04,451 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:04,452 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:04,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:04,462 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:04,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:04,470 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:04,474 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:04,478 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:04,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:04,496 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:04,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:04,505 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:04,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:04,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:04,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:04,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:04,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:04,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:04,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:04,526 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:04,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:04,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:04,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:04,536 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:04,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:04,541 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:04,542 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:04,542 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:04,544 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:04,547 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:04,549 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:41:04,588 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:04,590 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:04,596 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:04,596 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:04,597 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:04,597 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:04,597 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:04,599 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:41:04,599 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:04,599 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:04,601 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:04,604 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:04,604 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:04,605 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:04,605 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:04,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:04,606 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:04,606 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:04,606 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:04,607 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:04,609 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:04,609 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:04,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:04,610 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:04,610 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:04,610 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:04,612 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:41:04,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:41:04,612 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:04,613 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 -> fcf4dd6c882c93262f1c24efbe073aa4943f11d0 [2019-11-24 20:41:05,174 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:05,207 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:05,211 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:05,215 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:05,218 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:05,220 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label01.c [2019-11-24 20:41:05,382 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/009a53ad2/d118db4867f54f1d9b917da287d20597/FLAGa35e62c8b [2019-11-24 20:41:07,039 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:07,040 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label01.c [2019-11-24 20:41:07,114 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/009a53ad2/d118db4867f54f1d9b917da287d20597/FLAGa35e62c8b [2019-11-24 20:41:07,152 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/009a53ad2/d118db4867f54f1d9b917da287d20597 [2019-11-24 20:41:07,163 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:07,165 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:07,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:07,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:07,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:07,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:07" (1/1) ... [2019-11-24 20:41:07,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:07, skipping insertion in model container [2019-11-24 20:41:07,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:07" (1/1) ... [2019-11-24 20:41:07,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:07,522 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:10,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:10,490 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:12,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:12,157 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:12,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:12 WrapperNode [2019-11-24 20:41:12,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:12,165 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:12,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:12,165 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:12,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:12" (1/1) ... [2019-11-24 20:41:12,302 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:12" (1/1) ... [2019-11-24 20:41:12,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:12,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:12,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:12,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:12,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:12" (1/1) ... [2019-11-24 20:41:12,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:12" (1/1) ... [2019-11-24 20:41:12,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:12" (1/1) ... [2019-11-24 20:41:12,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:12" (1/1) ... [2019-11-24 20:41:12,975 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:12" (1/1) ... [2019-11-24 20:41:13,044 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:12" (1/1) ... [2019-11-24 20:41:13,096 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:12" (1/1) ... [2019-11-24 20:41:13,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:13,167 INFO L168 Benchmark]: Toolchain (without parser) took 5997.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 750.7 MB in the end (delta: 193.8 MB). Peak memory consumption was 193.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:13,170 INFO L168 Benchmark]: CDTParser took 1.78 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. [2019-11-24 20:41:13,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4994.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.6 MB in the end (delta: 130.0 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:13,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 514.92 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 774.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:13,180 INFO L168 Benchmark]: Boogie Preprocessor took 477.49 ms. Allocated memory is still 1.0 GB. Free memory was 774.4 MB in the beginning and 750.7 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:13,191 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.78 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 4994.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.6 MB in the end (delta: 130.0 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 514.92 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 774.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 477.49 ms. Allocated memory is still 1.0 GB. Free memory was 774.4 MB in the beginning and 750.7 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 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 0.1.24-32f2683 [2019-11-24 20:41:17,229 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:17,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:17,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:17,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:17,275 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:17,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:17,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:17,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:17,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:17,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:17,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:17,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:17,321 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:17,325 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:17,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:17,332 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:17,337 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:17,343 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:17,351 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:17,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:17,366 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:17,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:17,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:17,381 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:17,382 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:17,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:17,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:17,386 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:17,390 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:17,390 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:17,391 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:17,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:17,397 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:17,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:17,403 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:17,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:17,405 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:17,405 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:17,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:17,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:17,412 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:41:17,450 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:17,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:17,456 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:17,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:17,458 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:17,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:17,459 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:17,459 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:17,461 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:17,461 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:17,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:17,462 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:17,463 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:17,465 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:41:17,466 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:41:17,466 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:17,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:17,466 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:17,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:17,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:17,470 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:17,471 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:17,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:17,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:17,471 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:17,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:17,472 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:17,472 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:41:17,473 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:41:17,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:17,476 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:41:17,476 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 -> fcf4dd6c882c93262f1c24efbe073aa4943f11d0 [2019-11-24 20:41:18,025 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:18,056 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:18,064 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:18,069 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:18,071 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:18,073 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label01.c [2019-11-24 20:41:18,233 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8578983a2/eef91faff8fa4610a7e26173d8d314df/FLAG6f8f75bba [2019-11-24 20:41:19,900 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:19,901 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label01.c [2019-11-24 20:41:19,967 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8578983a2/eef91faff8fa4610a7e26173d8d314df/FLAG6f8f75bba [2019-11-24 20:41:20,006 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8578983a2/eef91faff8fa4610a7e26173d8d314df [2019-11-24 20:41:20,014 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:20,019 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:20,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:20,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:20,033 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:20,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:20" (1/1) ... [2019-11-24 20:41:20,045 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 24.11 08:41:20, skipping insertion in model container [2019-11-24 20:41:20,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:20" (1/1) ... [2019-11-24 20:41:20,065 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:20,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:23,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:23,740 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:25,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:25,410 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:25,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:25 WrapperNode [2019-11-24 20:41:25,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:25,417 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:25,420 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:25,422 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:25,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:25" (1/1) ... [2019-11-24 20:41:25,561 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:25" (1/1) ... [2019-11-24 20:41:25,981 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:25,984 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:25,984 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:25,985 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:26,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:25" (1/1) ... [2019-11-24 20:41:26,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:25" (1/1) ... [2019-11-24 20:41:26,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:25" (1/1) ... [2019-11-24 20:41:26,110 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:25" (1/1) ... [2019-11-24 20:41:26,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:25" (1/1) ... [2019-11-24 20:41:26,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:25" (1/1) ... [2019-11-24 20:41:26,546 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:25" (1/1) ... [2019-11-24 20:41:26,600 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:26,608 INFO L168 Benchmark]: Toolchain (without parser) took 6583.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 727.4 MB in the end (delta: 217.1 MB). Peak memory consumption was 217.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:26,613 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. [2019-11-24 20:41:26,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5390.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.6 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:26,616 INFO L168 Benchmark]: Boogie Procedure Inliner took 566.70 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 757.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:26,620 INFO L168 Benchmark]: Boogie Preprocessor took 616.04 ms. Allocated memory is still 1.0 GB. Free memory was 757.5 MB in the beginning and 727.4 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:26,631 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 5390.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.6 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 566.70 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 757.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 616.04 ms. Allocated memory is still 1.0 GB. Free memory was 757.5 MB in the beginning and 727.4 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...