./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label50.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 bc07db8d03f57ca384388b39582ee882646d6230 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label50.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 bc07db8d03f57ca384388b39582ee882646d6230 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:58,579 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:58,581 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:58,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:58,613 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:58,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:58,631 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:58,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:58,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:58,657 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:58,662 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:58,665 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:58,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:58,671 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:58,676 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:58,681 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:58,683 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:58,688 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:58,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:58,701 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:58,708 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:58,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:58,717 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:58,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:58,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:58,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:58,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:58,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:58,736 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:58,737 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:58,739 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:58,740 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:58,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:58,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:58,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:58,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:58,752 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:58,755 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:58,755 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:58,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:58,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:58,763 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:58,804 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:58,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:58,810 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:58,811 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:58,811 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:58,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:58,812 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:58,813 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:58,813 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:58,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:58,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:58,818 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:58,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:58,819 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:58,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:58,819 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:58,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:58,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:58,821 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:58,824 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:58,824 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:58,825 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:58,825 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:58,825 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:58,826 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:58,826 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:58,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:58,827 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:58,827 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 -> bc07db8d03f57ca384388b39582ee882646d6230 [2019-11-27 09:22:59,409 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:59,438 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:59,446 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:59,449 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:59,452 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:59,453 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label50.c [2019-11-27 09:22:59,616 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6eabae76e/3e5b9a387062432cb551ab194b78e4a3/FLAGb7fe532f8 [2019-11-27 09:23:01,274 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:01,280 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label50.c [2019-11-27 09:23:01,354 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6eabae76e/3e5b9a387062432cb551ab194b78e4a3/FLAGb7fe532f8 [2019-11-27 09:23:01,389 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6eabae76e/3e5b9a387062432cb551ab194b78e4a3 [2019-11-27 09:23:01,398 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:01,401 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:01,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:01,410 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:01,414 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:01,419 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:01" (1/1) ... [2019-11-27 09:23:01,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:01, skipping insertion in model container [2019-11-27 09:23:01,428 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:01" (1/1) ... [2019-11-27 09:23:01,447 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:01,765 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:04,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:04,987 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:06,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:06,614 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:06,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:06 WrapperNode [2019-11-27 09:23:06,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:06,621 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:06,623 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:06,623 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:06,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:06" (1/1) ... [2019-11-27 09:23:06,766 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:06" (1/1) ... [2019-11-27 09:23:07,164 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:07,166 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:07,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:07,167 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:07,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:06" (1/1) ... [2019-11-27 09:23:07,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:06" (1/1) ... [2019-11-27 09:23:07,254 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:06" (1/1) ... [2019-11-27 09:23:07,257 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:06" (1/1) ... [2019-11-27 09:23:07,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:06" (1/1) ... [2019-11-27 09:23:07,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:06" (1/1) ... [2019-11-27 09:23:07,584 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:06" (1/1) ... [2019-11-27 09:23:07,641 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:07,653 INFO L168 Benchmark]: Toolchain (without parser) took 6246.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.5 MB in the end (delta: 193.0 MB). Peak memory consumption was 193.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:07,656 INFO L168 Benchmark]: CDTParser took 0.38 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 09:23:07,658 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5214.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:07,662 INFO L168 Benchmark]: Boogie Procedure Inliner took 545.28 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:07,666 INFO L168 Benchmark]: Boogie Preprocessor took 478.44 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.5 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:07,678 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 5214.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 545.28 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 478.44 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.5 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 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-da95e15 [2019-11-27 09:23:11,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:11,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:11,620 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:11,621 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:11,624 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:11,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:11,646 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:11,654 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:11,659 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:11,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:11,667 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:11,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:11,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:11,680 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:11,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:11,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:11,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:11,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:11,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:11,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:11,720 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:11,725 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:11,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:11,734 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:11,735 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:11,736 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:11,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:11,741 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:11,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:11,744 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:11,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:11,748 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:11,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:11,753 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:11,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:11,757 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:11,758 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:11,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:11,762 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:11,763 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:11,764 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:23:11,805 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:11,806 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:11,810 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:11,811 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:11,811 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:11,813 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:11,813 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:11,813 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:11,814 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:11,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:11,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:11,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:11,818 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:23:11,819 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:23:11,819 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:11,821 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:11,821 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:11,821 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:11,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:11,822 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:11,822 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:11,824 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:11,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:11,824 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:11,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:11,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:11,827 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:23:11,828 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:23:11,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:11,828 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:23:11,830 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 -> bc07db8d03f57ca384388b39582ee882646d6230 [2019-11-27 09:23:12,393 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:12,425 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:12,433 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:12,437 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:12,439 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:12,441 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label50.c [2019-11-27 09:23:12,598 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2aa48088/208683caf2594357b4215e709fb5c2aa/FLAG0bb30caf2 [2019-11-27 09:23:14,224 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:14,225 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label50.c [2019-11-27 09:23:14,291 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2aa48088/208683caf2594357b4215e709fb5c2aa/FLAG0bb30caf2 [2019-11-27 09:23:14,332 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2aa48088/208683caf2594357b4215e709fb5c2aa [2019-11-27 09:23:14,342 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:14,348 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:14,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:14,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:14,356 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:14,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:14" (1/1) ... [2019-11-27 09:23:14,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:14, skipping insertion in model container [2019-11-27 09:23:14,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:14" (1/1) ... [2019-11-27 09:23:14,406 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:14,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:18,117 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:18,138 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:19,778 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:19,866 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:19,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:19 WrapperNode [2019-11-27 09:23:19,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:19,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:19,875 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:19,875 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:19,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:19" (1/1) ... [2019-11-27 09:23:20,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:19" (1/1) ... [2019-11-27 09:23:20,419 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:20,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:20,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:20,424 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:20,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:19" (1/1) ... [2019-11-27 09:23:20,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:19" (1/1) ... [2019-11-27 09:23:20,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:19" (1/1) ... [2019-11-27 09:23:20,497 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:19" (1/1) ... [2019-11-27 09:23:20,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:19" (1/1) ... [2019-11-27 09:23:20,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:19" (1/1) ... [2019-11-27 09:23:20,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:19" (1/1) ... [2019-11-27 09:23:21,010 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:21,022 INFO L168 Benchmark]: Toolchain (without parser) took 6669.82 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 727.1 MB in the end (delta: 223.1 MB). Peak memory consumption was 223.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:21,023 INFO L168 Benchmark]: CDTParser took 3.77 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 09:23:21,028 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5518.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 797.6 MB in the end (delta: 152.6 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:21,029 INFO L168 Benchmark]: Boogie Procedure Inliner took 548.09 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 757.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:21,031 INFO L168 Benchmark]: Boogie Preprocessor took 594.65 ms. Allocated memory is still 1.0 GB. Free memory was 757.5 MB in the beginning and 727.1 MB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:21,042 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.77 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 5518.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 797.6 MB in the end (delta: 152.6 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 548.09 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 757.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 594.65 ms. Allocated memory is still 1.0 GB. Free memory was 757.5 MB in the beginning and 727.1 MB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...