./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label16.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem03_label16.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 4d44dcfdf0e0ddc3cfa58572eaaf1577b27d553d ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem03_label16.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 4d44dcfdf0e0ddc3cfa58572eaaf1577b27d553d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:26:43,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:43,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:43,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:43,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:43,789 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:43,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:43,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:43,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:43,820 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:43,822 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:43,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:43,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:43,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:43,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:43,841 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:43,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:43,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:43,852 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:43,858 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:43,865 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:43,872 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:43,874 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:43,879 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:43,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:43,886 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:43,887 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:43,891 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:43,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:43,893 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:43,895 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:43,896 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:43,898 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:43,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:43,906 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:43,907 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:43,908 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:43,909 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:43,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:43,913 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:43,917 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:43,918 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:26:43,956 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:43,957 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:43,958 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:43,963 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:43,966 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:43,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:43,967 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:43,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:26:43,967 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:43,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:43,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:43,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:43,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:43,971 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:43,971 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:43,972 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:43,972 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:43,972 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:43,974 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:43,974 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:43,974 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:43,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:43,975 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:43,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:43,979 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:43,979 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:26:43,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:26:43,980 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:43,980 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 -> 4d44dcfdf0e0ddc3cfa58572eaaf1577b27d553d [2019-11-25 22:26:44,501 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:44,526 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:44,533 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:44,535 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:44,537 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:44,538 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label16.c [2019-11-25 22:26:44,696 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b9b951d7/46aaaf6b42d840f88d39487c74f7df54/FLAGecd33a888 [2019-11-25 22:26:46,015 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:46,018 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label16.c [2019-11-25 22:26:46,060 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b9b951d7/46aaaf6b42d840f88d39487c74f7df54/FLAGecd33a888 [2019-11-25 22:26:46,353 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b9b951d7/46aaaf6b42d840f88d39487c74f7df54 [2019-11-25 22:26:46,364 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:46,366 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:46,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:46,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:46,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:46,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:46" (1/1) ... [2019-11-25 22:26:46,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:46, skipping insertion in model container [2019-11-25 22:26:46,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:46" (1/1) ... [2019-11-25 22:26:46,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:46,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:48,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:48,166 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:48,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:48,760 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:48,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:48 WrapperNode [2019-11-25 22:26:48,763 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:48,768 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:48,768 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:48,769 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:48,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:48" (1/1) ... [2019-11-25 22:26:48,869 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:48" (1/1) ... [2019-11-25 22:26:49,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:49,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:49,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:49,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:49,085 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:48" (1/1) ... [2019-11-25 22:26:49,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:48" (1/1) ... [2019-11-25 22:26:49,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:48" (1/1) ... [2019-11-25 22:26:49,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:48" (1/1) ... [2019-11-25 22:26:49,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:48" (1/1) ... [2019-11-25 22:26:49,247 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:48" (1/1) ... [2019-11-25 22:26:49,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:48" (1/1) ... [2019-11-25 22:26:49,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:49,317 INFO L168 Benchmark]: Toolchain (without parser) took 2945.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 933.0 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:49,318 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-25 22:26:49,324 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2395.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 955.9 MB in the end (delta: 50.3 kB). Peak memory consumption was 61.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:49,325 INFO L168 Benchmark]: Boogie Procedure Inliner took 292.91 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 944.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:49,330 INFO L168 Benchmark]: Boogie Preprocessor took 247.94 ms. Allocated memory is still 1.0 GB. Free memory was 944.5 MB in the beginning and 933.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:49,340 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 2395.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 955.9 MB in the end (delta: 50.3 kB). Peak memory consumption was 61.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 292.91 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 944.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 247.94 ms. Allocated memory is still 1.0 GB. Free memory was 944.5 MB in the beginning and 933.0 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:26:53,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:53,130 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:53,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:53,158 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:53,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:53,162 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:53,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:53,187 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:53,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:53,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:53,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:53,204 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:53,208 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:53,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:53,217 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:53,218 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:53,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:53,226 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:53,237 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:53,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:53,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:53,251 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:53,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:53,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:53,265 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:53,265 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:53,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:53,268 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:53,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:53,271 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:53,273 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:53,274 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:53,277 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:53,281 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:53,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:53,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:53,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:53,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:53,288 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:53,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:53,290 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:26:53,325 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:53,328 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:53,330 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:53,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:53,333 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:53,334 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:53,334 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:53,334 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:53,335 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:53,335 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:53,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:53,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:53,340 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:26:53,340 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:26:53,340 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:53,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:53,341 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:53,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:53,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:53,343 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:53,343 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:53,343 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:53,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:53,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:53,346 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:53,347 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:53,347 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:26:53,347 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:26:53,347 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:53,348 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:26:53,348 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 -> 4d44dcfdf0e0ddc3cfa58572eaaf1577b27d553d [2019-11-25 22:26:53,955 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:53,982 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:53,990 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:53,995 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:53,995 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:53,998 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label16.c [2019-11-25 22:26:54,152 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb6c5f2d6/9d51351eb41e4ef3981a9e5dcb0c3c8d/FLAGe78ff7926 [2019-11-25 22:26:55,475 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:55,478 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label16.c [2019-11-25 22:26:55,514 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb6c5f2d6/9d51351eb41e4ef3981a9e5dcb0c3c8d/FLAGe78ff7926 [2019-11-25 22:26:55,800 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb6c5f2d6/9d51351eb41e4ef3981a9e5dcb0c3c8d [2019-11-25 22:26:55,811 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:55,816 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:55,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:55,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:55,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:55,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:55" (1/1) ... [2019-11-25 22:26:55,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31604e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:55, skipping insertion in model container [2019-11-25 22:26:55,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:55" (1/1) ... [2019-11-25 22:26:55,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:56,017 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:57,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:57,709 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:58,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:58,342 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:58,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:58 WrapperNode [2019-11-25 22:26:58,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:58,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:58,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:58,350 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:58,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:58" (1/1) ... [2019-11-25 22:26:58,447 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:58" (1/1) ... [2019-11-25 22:26:58,636 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:58,638 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:58,639 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:58,639 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:58,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:58" (1/1) ... [2019-11-25 22:26:58,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:58" (1/1) ... [2019-11-25 22:26:58,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:58" (1/1) ... [2019-11-25 22:26:58,687 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:58" (1/1) ... [2019-11-25 22:26:58,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:58" (1/1) ... [2019-11-25 22:26:58,831 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:58" (1/1) ... [2019-11-25 22:26:58,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:58" (1/1) ... [2019-11-25 22:26:58,885 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:58,895 INFO L168 Benchmark]: Toolchain (without parser) took 3076.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 927.3 MB in the end (delta: 27.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:58,896 INFO L168 Benchmark]: CDTParser took 2.07 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. [2019-11-25 22:26:58,900 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2526.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 955.9 MB in the end (delta: -1.4 MB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:58,901 INFO L168 Benchmark]: Boogie Procedure Inliner took 290.29 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:58,906 INFO L168 Benchmark]: Boogie Preprocessor took 247.29 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:58,915 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.07 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 2526.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 955.9 MB in the end (delta: -1.4 MB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 290.29 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 247.29 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.3 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...