./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label28.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 135f975c9db1c9341bb4a70ce00cbfa1e1ef94a6 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem15_label28.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 135f975c9db1c9341bb4a70ce00cbfa1e1ef94a6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:54:57,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:57,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:57,627 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:57,627 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:57,629 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:57,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:57,643 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:57,649 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:57,652 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:57,654 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:57,657 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:57,657 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:57,662 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:57,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:57,664 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:57,668 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:57,669 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:57,673 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:57,676 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:57,682 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:57,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:57,689 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:57,692 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:57,698 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:57,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:57,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:57,700 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:57,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:57,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:57,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:57,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:57,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:57,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:57,710 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:57,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:57,713 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:57,713 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:57,714 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:57,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:57,719 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:57,720 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:54:57,760 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:57,760 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:57,763 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:57,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:57,765 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:57,765 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:57,765 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:57,767 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:54:57,767 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:57,767 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:57,768 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:57,768 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:57,768 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:57,769 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:57,769 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:57,772 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:57,772 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:57,772 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:57,772 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:57,773 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:57,773 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:57,773 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:57,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:57,774 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:57,774 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:57,774 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:57,774 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:54:57,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:54:57,774 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:57,775 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 -> 135f975c9db1c9341bb4a70ce00cbfa1e1ef94a6 [2019-11-24 20:54:58,217 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:58,233 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:58,238 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:58,242 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:58,245 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:58,246 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label28.c [2019-11-24 20:54:58,349 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f2723977/e55b3f7eccec44929886da43dfb8ffff/FLAG1df7a2ef0 [2019-11-24 20:54:59,301 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:59,303 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label28.c [2019-11-24 20:54:59,341 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f2723977/e55b3f7eccec44929886da43dfb8ffff/FLAG1df7a2ef0 [2019-11-24 20:54:59,369 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f2723977/e55b3f7eccec44929886da43dfb8ffff [2019-11-24 20:54:59,375 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:59,377 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:59,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:59,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:59,386 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:59,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:59" (1/1) ... [2019-11-24 20:54:59,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:59, skipping insertion in model container [2019-11-24 20:54:59,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:59" (1/1) ... [2019-11-24 20:54:59,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:59,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:00,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:00,846 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:01,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:01,344 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:01,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01 WrapperNode [2019-11-24 20:55:01,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:01,350 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:01,351 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:01,352 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:01,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:01,454 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:01,777 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:01,780 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:01,780 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:01,780 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:01,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:01,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:01,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:01,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:01,954 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:01,991 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:02,063 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:01" (1/1) ... [2019-11-24 20:55:02,149 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:02,156 INFO L168 Benchmark]: Toolchain (without parser) took 2775.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 851.4 MB in the end (delta: 104.5 MB). Peak memory consumption was 104.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:02,158 INFO L168 Benchmark]: CDTParser took 0.57 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. [2019-11-24 20:55:02,161 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1968.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 915.2 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:02,163 INFO L168 Benchmark]: Boogie Procedure Inliner took 429.44 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 874.6 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:02,167 INFO L168 Benchmark]: Boogie Preprocessor took 369.93 ms. Allocated memory is still 1.0 GB. Free memory was 874.6 MB in the beginning and 851.4 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:02,174 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 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 1968.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 915.2 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 429.44 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 874.6 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 369.93 ms. Allocated memory is still 1.0 GB. Free memory was 874.6 MB in the beginning and 851.4 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:04,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:04,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:04,924 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:04,925 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:04,934 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:04,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:04,949 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:04,954 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:04,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:04,961 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:04,963 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:04,965 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:04,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:04,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:04,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:04,974 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:04,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:04,980 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:04,982 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:04,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:04,994 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:04,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:05,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:05,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:05,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:05,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:05,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:05,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:05,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:05,012 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:05,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:05,015 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:05,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:05,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:05,020 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:05,021 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:05,021 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:05,021 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:05,022 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:05,024 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:05,026 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:55:05,056 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:05,056 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:05,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:05,061 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:05,061 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:05,061 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:05,062 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:05,062 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:05,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:05,062 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:05,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:05,066 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:05,066 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:05,067 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:55:05,067 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:55:05,067 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:05,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:05,067 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:05,068 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:05,068 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:05,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:05,068 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:05,068 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:05,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:05,071 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:05,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:05,071 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:05,071 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:55:05,072 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:55:05,072 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:05,073 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:55:05,073 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 -> 135f975c9db1c9341bb4a70ce00cbfa1e1ef94a6 [2019-11-24 20:55:05,538 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:05,553 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:05,559 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:05,563 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:05,566 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:05,566 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label28.c [2019-11-24 20:55:05,672 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f0f1ec10/0b216dddb7ef45409fc7cf136712a376/FLAG16d1572c5 [2019-11-24 20:55:06,653 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:06,657 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label28.c [2019-11-24 20:55:06,694 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f0f1ec10/0b216dddb7ef45409fc7cf136712a376/FLAG16d1572c5 [2019-11-24 20:55:07,196 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f0f1ec10/0b216dddb7ef45409fc7cf136712a376 [2019-11-24 20:55:07,199 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:07,200 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:07,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:07,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:07,215 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:07,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:07" (1/1) ... [2019-11-24 20:55:07,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:07, skipping insertion in model container [2019-11-24 20:55:07,219 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:07" (1/1) ... [2019-11-24 20:55:07,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:07,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:08,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:08,650 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:09,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:09,175 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:09,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:09 WrapperNode [2019-11-24 20:55:09,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:09,177 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:09,177 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:09,179 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:09,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:09" (1/1) ... [2019-11-24 20:55:09,249 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:09" (1/1) ... [2019-11-24 20:55:09,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:09,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:09,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:09,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:09,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:09" (1/1) ... [2019-11-24 20:55:09,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:09" (1/1) ... [2019-11-24 20:55:09,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:09" (1/1) ... [2019-11-24 20:55:09,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:09" (1/1) ... [2019-11-24 20:55:09,508 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:09" (1/1) ... [2019-11-24 20:55:09,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:09" (1/1) ... [2019-11-24 20:55:09,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:09" (1/1) ... [2019-11-24 20:55:09,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:09,586 INFO L168 Benchmark]: Toolchain (without parser) took 2382.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.3 MB in the beginning and 852.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:09,587 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. [2019-11-24 20:55:09,588 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1970.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.3 MB in the beginning and 880.7 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:09,592 INFO L168 Benchmark]: Boogie Procedure Inliner took 212.20 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:09,593 INFO L168 Benchmark]: Boogie Preprocessor took 190.97 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:09,601 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 1970.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.3 MB in the beginning and 880.7 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 212.20 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 190.97 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...