./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label12.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem17_label12.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 d5d9bde7668d2ba9d949c9a99f426f8fdd5cdf95 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem17_label12.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 d5d9bde7668d2ba9d949c9a99f426f8fdd5cdf95 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:59:15,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:15,112 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:15,134 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:15,135 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:15,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:15,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:15,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:15,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:15,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:15,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:15,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:15,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:15,182 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:15,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:15,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:15,188 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:15,189 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:15,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:15,198 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:15,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:15,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:15,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:15,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:15,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:15,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:15,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:15,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:15,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:15,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:15,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:15,226 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:15,227 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:15,229 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:15,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:15,234 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:15,235 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:15,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:15,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:15,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:15,240 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:15,241 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:15,267 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:15,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:15,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:15,272 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:15,272 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:15,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:15,275 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:15,275 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:15,275 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:15,275 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:15,276 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:15,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:15,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:15,277 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:15,277 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:15,278 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:15,280 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:15,280 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:15,280 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:15,280 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:15,281 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:15,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:15,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:15,281 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:15,282 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:15,282 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:15,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:15,285 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:15,285 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 -> d5d9bde7668d2ba9d949c9a99f426f8fdd5cdf95 [2019-11-27 15:59:15,759 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:15,778 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:15,780 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:15,784 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:15,786 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:15,787 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label12.c [2019-11-27 15:59:15,895 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56975fa4e/b1d54d1b632a4075806315d86c3ebc7f/FLAG37e2830c7 [2019-11-27 15:59:16,953 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:16,955 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label12.c [2019-11-27 15:59:16,992 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56975fa4e/b1d54d1b632a4075806315d86c3ebc7f/FLAG37e2830c7 [2019-11-27 15:59:17,425 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56975fa4e/b1d54d1b632a4075806315d86c3ebc7f [2019-11-27 15:59:17,428 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:17,435 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:17,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:17,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:17,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:17,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:17,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17, skipping insertion in model container [2019-11-27 15:59:17,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:17,463 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:17,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:19,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:19,028 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:19,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:19,632 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:19,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:19 WrapperNode [2019-11-27 15:59:19,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:19,640 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:19,640 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:19,640 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:19,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:19" (1/1) ... [2019-11-27 15:59:19,731 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:19" (1/1) ... [2019-11-27 15:59:20,087 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:20,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:20,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:20,093 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:20,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:19" (1/1) ... [2019-11-27 15:59:20,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:19" (1/1) ... [2019-11-27 15:59:20,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:19" (1/1) ... [2019-11-27 15:59:20,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:19" (1/1) ... [2019-11-27 15:59:20,390 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:19" (1/1) ... [2019-11-27 15:59:20,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:19" (1/1) ... [2019-11-27 15:59:20,489 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:19" (1/1) ... [2019-11-27 15:59:20,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:20,586 INFO L168 Benchmark]: Toolchain (without parser) took 3150.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 770.9 MB in the end (delta: 185.1 MB). Peak memory consumption was 185.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:20,586 INFO L168 Benchmark]: CDTParser took 0.82 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:59:20,590 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2202.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 868.3 MB in the end (delta: 82.0 MB). Peak memory consumption was 82.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:20,591 INFO L168 Benchmark]: Boogie Procedure Inliner took 452.30 ms. Allocated memory is still 1.0 GB. Free memory was 868.3 MB in the beginning and 805.2 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:20,595 INFO L168 Benchmark]: Boogie Preprocessor took 487.64 ms. Allocated memory is still 1.0 GB. Free memory was 805.2 MB in the beginning and 770.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:20,603 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.82 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 2202.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 868.3 MB in the end (delta: 82.0 MB). Peak memory consumption was 82.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 452.30 ms. Allocated memory is still 1.0 GB. Free memory was 868.3 MB in the beginning and 805.2 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 487.64 ms. Allocated memory is still 1.0 GB. Free memory was 805.2 MB in the beginning and 770.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 0.1.24-509859d [2019-11-27 15:59:23,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:23,362 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:23,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:23,387 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:23,389 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:23,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:23,406 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:23,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:23,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:23,416 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:23,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:23,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:23,425 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:23,426 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:23,427 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:23,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:23,432 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:23,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:23,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:23,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:23,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:23,454 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:23,456 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:23,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:23,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:23,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:23,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:23,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:23,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:23,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:23,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:23,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:23,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:23,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:23,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:23,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:23,480 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:23,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:23,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:23,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:23,483 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:23,513 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:23,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:23,517 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:23,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:23,519 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:23,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:23,519 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:23,519 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:23,520 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:23,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:23,521 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:23,521 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:23,522 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:23,522 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:23,525 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:23,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:23,525 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:23,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:23,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:23,526 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:23,526 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:23,526 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:23,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:23,527 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:23,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:23,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:23,527 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:23,527 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:23,530 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:23,530 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:23,531 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 -> d5d9bde7668d2ba9d949c9a99f426f8fdd5cdf95 [2019-11-27 15:59:24,010 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:24,030 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:24,037 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:24,038 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:24,040 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:24,041 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label12.c [2019-11-27 15:59:24,146 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94d7282af/08ee06a136c04fb195381894ef6ba213/FLAG5c7572087 [2019-11-27 15:59:25,205 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:25,206 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label12.c [2019-11-27 15:59:25,243 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94d7282af/08ee06a136c04fb195381894ef6ba213/FLAG5c7572087 [2019-11-27 15:59:25,672 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94d7282af/08ee06a136c04fb195381894ef6ba213 [2019-11-27 15:59:25,684 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:25,689 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:25,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:25,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:25,693 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:25,698 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:25,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25, skipping insertion in model container [2019-11-27 15:59:25,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:25,717 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:25,871 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:27,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:27,580 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:28,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:28,391 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:28,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28 WrapperNode [2019-11-27 15:59:28,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:28,395 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:28,397 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:28,397 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:28,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:28,481 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:28,682 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:28,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:28,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:28,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:28,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:28,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:28,726 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:28,729 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:28,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:28,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:28,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:28,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:28,935 INFO L168 Benchmark]: Toolchain (without parser) took 3244.86 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 782.4 MB in the end (delta: 179.3 MB). Peak memory consumption was 179.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:28,938 INFO L168 Benchmark]: CDTParser took 1.41 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. [2019-11-27 15:59:28,939 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2704.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.5 MB in the end (delta: 133.5 MB). Peak memory consumption was 133.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:28,940 INFO L168 Benchmark]: Boogie Procedure Inliner took 287.26 ms. Allocated memory is still 1.0 GB. Free memory was 822.5 MB in the beginning and 799.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:28,945 INFO L168 Benchmark]: Boogie Preprocessor took 246.12 ms. Allocated memory is still 1.0 GB. Free memory was 799.6 MB in the beginning and 782.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:28,951 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 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 2704.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.5 MB in the end (delta: 133.5 MB). Peak memory consumption was 133.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 287.26 ms. Allocated memory is still 1.0 GB. Free memory was 822.5 MB in the beginning and 799.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 246.12 ms. Allocated memory is still 1.0 GB. Free memory was 799.6 MB in the beginning and 782.4 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...