./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label51.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label51.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 09fb5cec11a7e6300157aa42df75fc83896eb402 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label51.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 09fb5cec11a7e6300157aa42df75fc83896eb402 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:52:34,602 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:34,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:34,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:34,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:34,648 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:34,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:34,668 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:34,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:34,682 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:34,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:34,687 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:34,688 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:34,692 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:34,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:34,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:34,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:34,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:34,710 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:34,718 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:34,723 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:34,730 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:34,732 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:34,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:34,745 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:34,745 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:34,746 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:34,748 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:34,748 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:34,751 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:34,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:34,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:34,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:34,759 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:34,761 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:34,765 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:34,766 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:34,767 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:34,767 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:34,768 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:34,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:34,772 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:52:34,831 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:34,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:34,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:34,844 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:34,844 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:34,846 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:34,846 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:34,847 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:52:34,847 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:34,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:34,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:34,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:34,854 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:34,854 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:34,855 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:34,855 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:34,856 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:34,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:34,856 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:34,856 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:34,859 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:34,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:34,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:34,860 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:34,860 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:34,861 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:52:34,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:52:34,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:34,864 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 -> 09fb5cec11a7e6300157aa42df75fc83896eb402 [2019-11-26 16:52:35,432 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:35,460 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:35,467 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:35,472 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:35,473 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:35,474 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label51.c [2019-11-26 16:52:35,645 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1ea86c42/19a14cd7ce734624aaf1cffc69e89756/FLAG93a92809f [2019-11-26 16:52:37,512 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:37,513 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label51.c [2019-11-26 16:52:37,660 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1ea86c42/19a14cd7ce734624aaf1cffc69e89756/FLAG93a92809f [2019-11-26 16:52:37,699 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1ea86c42/19a14cd7ce734624aaf1cffc69e89756 [2019-11-26 16:52:37,706 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:37,711 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:37,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:37,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:37,724 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:37,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:37" (1/1) ... [2019-11-26 16:52:37,737 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 26.11 04:52:37, skipping insertion in model container [2019-11-26 16:52:37,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:37" (1/1) ... [2019-11-26 16:52:37,753 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:38,245 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:42,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:42,879 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:45,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:45,504 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:45,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:45 WrapperNode [2019-11-26 16:52:45,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:45,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:45,510 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:45,510 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:45,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:45" (1/1) ... [2019-11-26 16:52:45,700 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:45" (1/1) ... [2019-11-26 16:52:46,946 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:46,950 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:46,951 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:46,951 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:46,974 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:45" (1/1) ... [2019-11-26 16:52:46,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:45" (1/1) ... [2019-11-26 16:52:47,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:45" (1/1) ... [2019-11-26 16:52:47,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:45" (1/1) ... [2019-11-26 16:52:48,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:45" (1/1) ... [2019-11-26 16:52:48,761 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:45" (1/1) ... [2019-11-26 16:52:49,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:45" (1/1) ... [2019-11-26 16:52:49,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:49,428 INFO L168 Benchmark]: Toolchain (without parser) took 11706.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 779.1 MB in the end (delta: 153.9 MB). Peak memory consumption was 394.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:49,429 INFO L168 Benchmark]: CDTParser took 1.74 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:52:49,432 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7787.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 879.3 MB in the end (delta: 53.7 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:49,434 INFO L168 Benchmark]: Boogie Procedure Inliner took 1440.84 ms. Allocated memory is still 1.0 GB. Free memory was 879.3 MB in the beginning and 712.3 MB in the end (delta: 167.0 MB). Peak memory consumption was 167.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:49,438 INFO L168 Benchmark]: Boogie Preprocessor took 2465.06 ms. Allocated memory is still 1.0 GB. Free memory was 712.3 MB in the beginning and 779.1 MB in the end (delta: -66.8 MB). Peak memory consumption was 173.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:49,451 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.74 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 7787.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 879.3 MB in the end (delta: 53.7 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1440.84 ms. Allocated memory is still 1.0 GB. Free memory was 879.3 MB in the beginning and 712.3 MB in the end (delta: 167.0 MB). Peak memory consumption was 167.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2465.06 ms. Allocated memory is still 1.0 GB. Free memory was 712.3 MB in the beginning and 779.1 MB in the end (delta: -66.8 MB). Peak memory consumption was 173.4 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 0.1.24-025d5a2 [2019-11-26 16:52:53,551 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:53,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:53,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:53,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:53,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:53,593 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:53,607 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:53,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:53,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:53,619 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:53,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:53,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:53,626 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:53,630 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:53,632 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:53,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:53,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:53,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:53,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:53,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:53,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:53,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:53,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:53,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:53,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:53,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:53,670 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:53,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:53,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:53,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:53,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:53,675 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:53,678 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:53,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:53,681 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:53,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:53,685 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:53,685 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:53,686 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:53,687 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:53,688 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:52:53,726 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:53,728 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:53,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:53,734 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:53,734 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:53,735 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:53,735 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:53,737 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:53,737 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:53,737 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:53,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:53,742 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:53,742 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:52:53,743 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:52:53,743 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:53,744 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:53,744 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:53,744 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:53,744 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:53,745 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:53,747 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:53,747 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:53,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:53,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:53,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:53,748 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:53,750 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:52:53,750 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:52:53,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:53,752 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:52:53,753 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 -> 09fb5cec11a7e6300157aa42df75fc83896eb402 [2019-11-26 16:52:54,321 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:54,348 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:54,355 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:54,358 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:54,361 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:54,363 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label51.c [2019-11-26 16:52:54,522 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/604192efa/90201238a86645958c893dafee82c09f/FLAG3a567d20b [2019-11-26 16:52:56,478 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:56,483 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label51.c [2019-11-26 16:52:56,581 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/604192efa/90201238a86645958c893dafee82c09f/FLAG3a567d20b [2019-11-26 16:52:56,621 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/604192efa/90201238a86645958c893dafee82c09f [2019-11-26 16:52:56,632 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:56,637 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:56,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:56,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:56,649 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:56,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:56" (1/1) ... [2019-11-26 16:52:56,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:56, skipping insertion in model container [2019-11-26 16:52:56,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:56" (1/1) ... [2019-11-26 16:52:56,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:57,179 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:53:02,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:53:02,605 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:53:05,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:53:05,688 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:53:05,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:05 WrapperNode [2019-11-26 16:53:05,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:53:05,692 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:53:05,692 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:53:05,693 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:53:05,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:05" (1/1) ... [2019-11-26 16:53:05,906 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:05" (1/1) ... [2019-11-26 16:53:06,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:53:06,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:53:06,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:53:06,456 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:53:06,480 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:05" (1/1) ... [2019-11-26 16:53:06,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:05" (1/1) ... [2019-11-26 16:53:07,081 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:05" (1/1) ... [2019-11-26 16:53:07,086 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:05" (1/1) ... [2019-11-26 16:53:07,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:05" (1/1) ... [2019-11-26 16:53:07,644 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:05" (1/1) ... [2019-11-26 16:53:07,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:05" (1/1) ... [2019-11-26 16:53:07,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:53:07,874 INFO L168 Benchmark]: Toolchain (without parser) took 11231.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 858.2 MB in the end (delta: 74.8 MB). Peak memory consumption was 307.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:07,875 INFO L168 Benchmark]: CDTParser took 4.99 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:53:07,877 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9049.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 747.6 MB in the end (delta: 185.4 MB). Peak memory consumption was 252.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:07,878 INFO L168 Benchmark]: Boogie Procedure Inliner took 761.50 ms. Allocated memory is still 1.0 GB. Free memory was 747.6 MB in the beginning and 683.7 MB in the end (delta: 63.9 MB). Peak memory consumption was 63.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:07,885 INFO L168 Benchmark]: Boogie Preprocessor took 1411.93 ms. Allocated memory is still 1.0 GB. Free memory was 683.7 MB in the beginning and 858.2 MB in the end (delta: -174.5 MB). Peak memory consumption was 57.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:07,894 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.99 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 9049.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 747.6 MB in the end (delta: 185.4 MB). Peak memory consumption was 252.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 761.50 ms. Allocated memory is still 1.0 GB. Free memory was 747.6 MB in the beginning and 683.7 MB in the end (delta: 63.9 MB). Peak memory consumption was 63.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1411.93 ms. Allocated memory is still 1.0 GB. Free memory was 683.7 MB in the beginning and 858.2 MB in the end (delta: -174.5 MB). Peak memory consumption was 57.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...