./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label12.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/Problem14_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 21e636d8dc14d5889feae0d6b5b1b339be6780f9 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_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 21e636d8dc14d5889feae0d6b5b1b339be6780f9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:54:10,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:10,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:10,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:10,571 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:10,573 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:10,590 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:10,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:10,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:10,615 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:10,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:10,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:10,625 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:10,631 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:10,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:10,640 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:10,644 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:10,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:10,651 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:10,660 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:10,670 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:10,675 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:10,677 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:10,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:10,687 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:10,690 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:10,690 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:10,692 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:10,693 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:10,695 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:10,696 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:10,697 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:10,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:10,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:10,706 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:10,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:10,708 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:10,711 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:10,711 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:10,712 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:10,717 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:10,718 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:54:10,753 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:10,755 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:10,758 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:10,762 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:10,762 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:10,763 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:10,763 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:10,763 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:54:10,763 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:10,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:10,765 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:10,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:10,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:10,767 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:10,768 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:10,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:10,770 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:10,770 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:10,771 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:10,771 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:10,771 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:10,773 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:10,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:10,773 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:10,774 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:10,774 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:10,776 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:54:10,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:54:10,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:10,777 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 -> 21e636d8dc14d5889feae0d6b5b1b339be6780f9 [2019-11-24 20:54:11,336 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:11,365 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:11,372 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:11,378 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:11,379 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:11,380 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label12.c [2019-11-24 20:54:11,524 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/443138f44/0f6d1b8b5e4b4302a42be23887347df1/FLAG12826ce12 [2019-11-24 20:54:12,772 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:12,775 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label12.c [2019-11-24 20:54:12,813 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/443138f44/0f6d1b8b5e4b4302a42be23887347df1/FLAG12826ce12 [2019-11-24 20:54:13,248 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/443138f44/0f6d1b8b5e4b4302a42be23887347df1 [2019-11-24 20:54:13,263 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:13,267 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:13,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:13,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:13,280 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:13,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:13" (1/1) ... [2019-11-24 20:54:13,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ccb7bb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:13, skipping insertion in model container [2019-11-24 20:54:13,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:13" (1/1) ... [2019-11-24 20:54:13,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:13,430 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:14,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:14,666 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:15,019 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:15,057 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:15,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:15 WrapperNode [2019-11-24 20:54:15,061 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:15,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:15,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:15,063 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:15,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:15" (1/1) ... [2019-11-24 20:54:15,152 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:15" (1/1) ... [2019-11-24 20:54:15,310 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:15,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:15,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:15,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:15,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:15" (1/1) ... [2019-11-24 20:54:15,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:15" (1/1) ... [2019-11-24 20:54:15,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:15" (1/1) ... [2019-11-24 20:54:15,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:15" (1/1) ... [2019-11-24 20:54:15,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:15" (1/1) ... [2019-11-24 20:54:15,462 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:15" (1/1) ... [2019-11-24 20:54:15,492 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:15" (1/1) ... [2019-11-24 20:54:15,514 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:15,524 INFO L168 Benchmark]: Toolchain (without parser) took 2252.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 960.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:15,526 INFO L168 Benchmark]: CDTParser took 2.28 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. [2019-11-24 20:54:15,529 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1789.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 977.4 MB in the end (delta: -10.0 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:15,534 INFO L168 Benchmark]: Boogie Procedure Inliner took 250.11 ms. Allocated memory is still 1.0 GB. Free memory was 977.4 MB in the beginning and 966.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:15,536 INFO L168 Benchmark]: Boogie Preprocessor took 201.66 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:15,547 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.28 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 1789.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 977.4 MB in the end (delta: -10.0 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 250.11 ms. Allocated memory is still 1.0 GB. Free memory was 977.4 MB in the beginning and 966.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 201.66 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:54:19,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:19,509 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:19,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:19,544 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:19,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:19,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:19,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:19,573 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:19,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:19,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:19,586 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:19,588 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:19,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:19,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:19,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:19,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:19,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:19,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:19,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:19,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:19,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:19,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:19,643 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:19,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:19,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:19,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:19,658 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:19,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:19,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:19,661 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:19,665 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:19,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:19,667 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:19,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:19,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:19,673 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:19,675 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:19,675 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:19,677 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:19,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:19,682 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:54:19,722 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:19,723 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:19,727 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:19,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:19,728 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:19,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:19,731 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:19,731 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:19,731 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:19,732 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:19,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:19,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:19,736 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:19,736 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:54:19,737 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:54:19,737 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:19,737 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:19,737 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:19,738 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:19,738 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:19,738 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:19,739 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:19,741 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:19,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:19,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:19,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:19,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:19,742 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:54:19,743 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:54:19,744 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:19,745 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:54:19,745 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 -> 21e636d8dc14d5889feae0d6b5b1b339be6780f9 [2019-11-24 20:54:20,294 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:20,323 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:20,333 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:20,335 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:20,340 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:20,341 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label12.c [2019-11-24 20:54:20,494 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a8866cc8/a71f48e8c5944fcf854e371a679b8e68/FLAG20de25bbd [2019-11-24 20:54:21,690 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:21,691 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label12.c [2019-11-24 20:54:21,723 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a8866cc8/a71f48e8c5944fcf854e371a679b8e68/FLAG20de25bbd [2019-11-24 20:54:22,141 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a8866cc8/a71f48e8c5944fcf854e371a679b8e68 [2019-11-24 20:54:22,146 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:22,148 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:22,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:22,162 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:22,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:22,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:22" (1/1) ... [2019-11-24 20:54:22,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@164a7f7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:22, skipping insertion in model container [2019-11-24 20:54:22,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:22" (1/1) ... [2019-11-24 20:54:22,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:22,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:23,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:23,613 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:24,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:24,049 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:24,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:24 WrapperNode [2019-11-24 20:54:24,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:24,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:24,054 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:24,056 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:24,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:24" (1/1) ... [2019-11-24 20:54:24,132 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:24" (1/1) ... [2019-11-24 20:54:24,276 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:24,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:24,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:24,282 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:24,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:24" (1/1) ... [2019-11-24 20:54:24,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:24" (1/1) ... [2019-11-24 20:54:24,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:24" (1/1) ... [2019-11-24 20:54:24,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:24" (1/1) ... [2019-11-24 20:54:24,392 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:24" (1/1) ... [2019-11-24 20:54:24,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:24" (1/1) ... [2019-11-24 20:54:24,452 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:24" (1/1) ... [2019-11-24 20:54:24,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:24,494 INFO L168 Benchmark]: Toolchain (without parser) took 2338.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 960.4 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:24,496 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-24 20:54:24,499 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1888.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 977.6 MB in the end (delta: -8.7 MB). Peak memory consumption was 40.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:24,506 INFO L168 Benchmark]: Boogie Procedure Inliner took 229.28 ms. Allocated memory is still 1.0 GB. Free memory was 977.6 MB in the beginning and 966.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:24,509 INFO L168 Benchmark]: Boogie Preprocessor took 202.66 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 960.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:24,524 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1888.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 977.6 MB in the end (delta: -8.7 MB). Peak memory consumption was 40.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 229.28 ms. Allocated memory is still 1.0 GB. Free memory was 977.6 MB in the beginning and 966.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 202.66 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 960.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...