./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label12.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/Problem02_label12.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e52247c97e0196dba144205e35fb286f9d95e245 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem02_label12.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e52247c97e0196dba144205e35fb286f9d95e245 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:21:10,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:10,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:10,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:10,118 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:10,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:10,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:10,137 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:10,145 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:10,151 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:10,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:10,163 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:10,164 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:10,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:10,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:10,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:10,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:10,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:10,180 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:10,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:10,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:10,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:10,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:10,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:10,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:10,207 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:10,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:10,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:10,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:10,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:10,213 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:10,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:10,215 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:10,218 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:10,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:10,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:10,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:10,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:10,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:10,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:10,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:10,227 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:10,254 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:10,258 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:10,261 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:10,261 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:10,262 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:10,262 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:10,262 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:10,262 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:10,263 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:10,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:10,264 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:10,266 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:10,266 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:10,266 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:10,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:10,267 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:10,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:10,267 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:10,267 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:10,268 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:10,268 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:10,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:10,271 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:10,271 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:10,271 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:10,272 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:10,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:10,272 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:10,272 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 -> e52247c97e0196dba144205e35fb286f9d95e245 [2019-11-27 09:21:10,689 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:10,711 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:10,716 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:10,720 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:10,722 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:10,723 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label12.c [2019-11-27 09:21:10,830 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21d84989d/d9a023d7f8fa40fa9a6d6567326b9270/FLAG786c228bd [2019-11-27 09:21:11,683 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:11,691 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label12.c [2019-11-27 09:21:11,712 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21d84989d/d9a023d7f8fa40fa9a6d6567326b9270/FLAG786c228bd [2019-11-27 09:21:11,848 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21d84989d/d9a023d7f8fa40fa9a6d6567326b9270 [2019-11-27 09:21:11,854 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:11,859 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:11,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:11,861 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:11,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:11,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:11" (1/1) ... [2019-11-27 09:21:11,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:11, skipping insertion in model container [2019-11-27 09:21:11,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:11" (1/1) ... [2019-11-27 09:21:11,889 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:11,960 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:12,670 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:12,687 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:12,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:12,901 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:12,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:12 WrapperNode [2019-11-27 09:21:12,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:12,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:12,907 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:12,907 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:12,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:12" (1/1) ... [2019-11-27 09:21:12,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:12" (1/1) ... [2019-11-27 09:21:13,061 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:13,066 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:13,066 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:13,067 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:13,083 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:12" (1/1) ... [2019-11-27 09:21:13,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:12" (1/1) ... [2019-11-27 09:21:13,093 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:12" (1/1) ... [2019-11-27 09:21:13,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:12" (1/1) ... [2019-11-27 09:21:13,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:12" (1/1) ... [2019-11-27 09:21:13,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:12" (1/1) ... [2019-11-27 09:21:13,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:12" (1/1) ... [2019-11-27 09:21:13,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:13,185 INFO L168 Benchmark]: Toolchain (without parser) took 1322.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.7 MB in the end (delta: 938.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:13,186 INFO L168 Benchmark]: CDTParser took 1.94 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 09:21:13,187 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1043.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:13,190 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.98 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:13,192 INFO L168 Benchmark]: Boogie Preprocessor took 112.46 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:13,201 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.94 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 1043.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.98 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 112.46 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:21:15,910 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:15,915 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:15,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:15,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:15,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:15,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:15,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:15,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:15,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:15,970 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:15,973 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:15,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:15,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:15,981 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:15,983 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:15,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:15,985 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:15,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:15,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:16,000 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:16,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:16,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:16,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:16,014 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:16,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:16,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:16,019 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:16,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:16,020 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:16,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:16,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:16,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:16,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:16,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:16,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:16,032 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:16,033 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:16,033 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:16,034 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:16,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:16,037 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:21:16,064 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:16,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:16,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:16,069 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:16,069 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:16,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:16,070 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:16,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:16,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:16,073 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:16,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:16,075 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:16,075 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:21:16,075 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:21:16,075 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:16,076 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:16,076 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:16,076 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:16,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:16,076 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:16,077 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:16,077 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:16,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:16,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:16,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:16,080 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:16,080 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:21:16,080 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:21:16,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:16,081 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:21:16,082 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 -> e52247c97e0196dba144205e35fb286f9d95e245 [2019-11-27 09:21:16,516 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:16,531 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:16,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:16,542 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:16,542 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:16,543 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label12.c [2019-11-27 09:21:16,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/716300f15/135b57fd22e144daa9cc211a628e2fc6/FLAG1cbae7196 [2019-11-27 09:21:17,534 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:17,536 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label12.c [2019-11-27 09:21:17,561 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/716300f15/135b57fd22e144daa9cc211a628e2fc6/FLAG1cbae7196 [2019-11-27 09:21:17,691 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/716300f15/135b57fd22e144daa9cc211a628e2fc6 [2019-11-27 09:21:17,699 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:17,701 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:17,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:17,703 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:17,709 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:17,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:17" (1/1) ... [2019-11-27 09:21:17,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58038550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:17, skipping insertion in model container [2019-11-27 09:21:17,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:17" (1/1) ... [2019-11-27 09:21:17,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:17,818 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:18,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:18,565 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:18,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:18,795 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:18,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:18 WrapperNode [2019-11-27 09:21:18,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:18,800 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:18,800 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:18,800 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:18,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:18" (1/1) ... [2019-11-27 09:21:18,853 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:18" (1/1) ... [2019-11-27 09:21:18,953 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:18,957 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:18,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:18,957 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:18,971 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:18" (1/1) ... [2019-11-27 09:21:18,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:18" (1/1) ... [2019-11-27 09:21:18,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:18" (1/1) ... [2019-11-27 09:21:18,982 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:18" (1/1) ... [2019-11-27 09:21:19,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:18" (1/1) ... [2019-11-27 09:21:19,051 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:18" (1/1) ... [2019-11-27 09:21:19,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:18" (1/1) ... [2019-11-27 09:21:19,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:19,081 INFO L168 Benchmark]: Toolchain (without parser) took 1376.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 961.1 MB in the end (delta: -809.3 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:19,081 INFO L168 Benchmark]: CDTParser took 0.22 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 09:21:19,085 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1096.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.5 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:19,086 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.63 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:19,087 INFO L168 Benchmark]: Boogie Preprocessor took 118.31 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:19,094 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 1096.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.5 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 156.63 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 118.31 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...