./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label25.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/Problem04_label25.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 b6ff3aab516f4bfd0730d94edbc2d9e18c43b3c5 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label25.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 b6ff3aab516f4bfd0730d94edbc2d9e18c43b3c5 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:35:21,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:21,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:21,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:21,566 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:21,569 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:21,572 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:21,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:21,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:21,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:21,593 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:21,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:21,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:21,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:21,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:21,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:21,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:21,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:21,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:21,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:21,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:21,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:21,628 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:21,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:21,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:21,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:21,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:21,640 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:21,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:21,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:21,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:21,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:21,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:21,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:21,647 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:21,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:21,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:21,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:21,652 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:21,653 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:21,654 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:21,655 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:21,694 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:21,695 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:21,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:21,698 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:21,700 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:21,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:21,700 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:21,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:21,701 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:21,701 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:21,703 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:21,703 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:21,703 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:21,704 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:21,704 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:21,704 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:21,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:21,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:21,706 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:21,706 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:21,707 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:21,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:21,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:21,707 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:21,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:21,710 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:21,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:21,710 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:21,710 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 -> b6ff3aab516f4bfd0730d94edbc2d9e18c43b3c5 [2019-11-26 16:35:22,139 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:22,155 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:22,165 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:22,166 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:22,166 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:22,167 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label25.c [2019-11-26 16:35:22,274 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f8ea61c1/c4110560c1eb47738a70af7dbc815d7b/FLAG9076e3bba [2019-11-26 16:35:23,409 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:23,410 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label25.c [2019-11-26 16:35:23,470 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f8ea61c1/c4110560c1eb47738a70af7dbc815d7b/FLAG9076e3bba [2019-11-26 16:35:23,796 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f8ea61c1/c4110560c1eb47738a70af7dbc815d7b [2019-11-26 16:35:23,804 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:23,806 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:23,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:23,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:23,816 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:23,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:23" (1/1) ... [2019-11-26 16:35:23,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:23, skipping insertion in model container [2019-11-26 16:35:23,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:23" (1/1) ... [2019-11-26 16:35:23,839 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:24,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:26,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:26,049 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:27,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:27,146 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:27,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:27 WrapperNode [2019-11-26 16:35:27,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:27,151 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:27,152 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:27,152 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:27,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:27" (1/1) ... [2019-11-26 16:35:27,245 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:27" (1/1) ... [2019-11-26 16:35:27,500 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:27,504 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:27,504 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:27,504 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:27,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:27" (1/1) ... [2019-11-26 16:35:27,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:27" (1/1) ... [2019-11-26 16:35:27,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:27" (1/1) ... [2019-11-26 16:35:27,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:27" (1/1) ... [2019-11-26 16:35:27,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:27" (1/1) ... [2019-11-26 16:35:27,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:27" (1/1) ... [2019-11-26 16:35:27,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:27" (1/1) ... [2019-11-26 16:35:27,854 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:27,862 INFO L168 Benchmark]: Toolchain (without parser) took 4050.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 740.2 MB in the end (delta: 202.9 MB). Peak memory consumption was 203.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:27,863 INFO L168 Benchmark]: CDTParser took 0.21 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 16:35:27,864 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3337.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 808.9 MB in the end (delta: 134.1 MB). Peak memory consumption was 134.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:27,868 INFO L168 Benchmark]: Boogie Procedure Inliner took 352.31 ms. Allocated memory is still 1.0 GB. Free memory was 808.9 MB in the beginning and 768.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:27,870 INFO L168 Benchmark]: Boogie Preprocessor took 350.62 ms. Allocated memory is still 1.0 GB. Free memory was 768.8 MB in the beginning and 740.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:27,880 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 3337.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 808.9 MB in the end (delta: 134.1 MB). Peak memory consumption was 134.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 352.31 ms. Allocated memory is still 1.0 GB. Free memory was 808.9 MB in the beginning and 768.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 350.62 ms. Allocated memory is still 1.0 GB. Free memory was 768.8 MB in the beginning and 740.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 16:35:30,689 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:30,691 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:30,718 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:30,718 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:30,720 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:30,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:30,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:30,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:30,747 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:30,748 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:30,750 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:30,752 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:30,755 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:30,757 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:30,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:30,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:30,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:30,765 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:30,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:30,777 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:30,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:30,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:30,786 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:30,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:30,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:30,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:30,795 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:30,796 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:30,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:30,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:30,800 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:30,801 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:30,802 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:30,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:30,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:30,806 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:30,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:30,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:30,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:30,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:30,813 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:35:30,840 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:30,842 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:30,845 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:30,846 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:30,846 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:30,846 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:30,846 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:30,847 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:30,847 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:30,848 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:30,849 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:30,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:30,851 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:35:30,851 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:35:30,851 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:30,851 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:30,852 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:30,852 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:30,852 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:30,852 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:30,854 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:30,854 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:30,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:30,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:30,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:30,855 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:30,855 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:35:30,856 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:35:30,856 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:30,856 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:35:30,859 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 -> b6ff3aab516f4bfd0730d94edbc2d9e18c43b3c5 [2019-11-26 16:35:31,310 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:31,327 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:31,332 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:31,335 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:31,339 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:31,340 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label25.c [2019-11-26 16:35:31,440 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1675bebd/ba40659218b9496181a73c9e6ecba398/FLAG5c582dba3 [2019-11-26 16:35:32,586 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:32,587 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label25.c [2019-11-26 16:35:32,650 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1675bebd/ba40659218b9496181a73c9e6ecba398/FLAG5c582dba3 [2019-11-26 16:35:32,964 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1675bebd/ba40659218b9496181a73c9e6ecba398 [2019-11-26 16:35:32,970 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:32,972 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:32,977 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:32,977 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:32,982 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:32,985 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:32" (1/1) ... [2019-11-26 16:35:32,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13ceac6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:32, skipping insertion in model container [2019-11-26 16:35:32,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:32" (1/1) ... [2019-11-26 16:35:33,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:33,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:35,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:35,282 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:36,308 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:36,365 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:36,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:36 WrapperNode [2019-11-26 16:35:36,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:36,370 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:36,370 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:36,370 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:36,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:36" (1/1) ... [2019-11-26 16:35:36,456 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:36" (1/1) ... [2019-11-26 16:35:36,720 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:36,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:36,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:36,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:36,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:36" (1/1) ... [2019-11-26 16:35:36,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:36" (1/1) ... [2019-11-26 16:35:36,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:36" (1/1) ... [2019-11-26 16:35:36,789 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:36" (1/1) ... [2019-11-26 16:35:36,924 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:36" (1/1) ... [2019-11-26 16:35:36,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:36" (1/1) ... [2019-11-26 16:35:37,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:36" (1/1) ... [2019-11-26 16:35:37,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:37,057 INFO L168 Benchmark]: Toolchain (without parser) took 4079.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 734.6 MB in the end (delta: 215.7 MB). Peak memory consumption was 215.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:37,057 INFO L168 Benchmark]: CDTParser took 0.24 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. [2019-11-26 16:35:37,061 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3390.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-26 16:35:37,062 INFO L168 Benchmark]: Boogie Procedure Inliner took 352.94 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:37,066 INFO L168 Benchmark]: Boogie Preprocessor took 326.63 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 734.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:37,073 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 3390.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 352.94 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 326.63 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 734.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...