./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label19.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/Problem05_label19.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 da564eea063c897832d88b4946de92000315cbc7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem05_label19.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 da564eea063c897832d88b4946de92000315cbc7 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:28:18,041 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:28:18,046 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:28:18,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:28:18,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:28:18,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:28:18,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:28:18,100 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:28:18,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:28:18,116 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:28:18,117 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:28:18,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:28:18,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:28:18,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:28:18,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:28:18,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:28:18,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:28:18,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:28:18,143 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:28:18,151 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:28:18,156 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:28:18,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:28:18,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:28:18,171 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:28:18,178 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:28:18,180 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:28:18,180 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:28:18,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:28:18,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:28:18,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:28:18,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:28:18,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:28:18,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:28:18,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:28:18,199 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:28:18,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:28:18,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:28:18,204 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:28:18,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:28:18,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:28:18,210 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:28:18,211 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:28:18,262 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:28:18,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:28:18,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:28:18,274 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:28:18,276 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:28:18,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:28:18,276 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:28:18,279 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:28:18,279 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:28:18,281 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:28:18,281 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:28:18,281 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:28:18,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:28:18,282 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:28:18,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:28:18,284 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:28:18,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:28:18,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:28:18,287 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:28:18,287 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:28:18,287 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:28:18,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:28:18,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:28:18,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:28:18,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:28:18,290 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:28:18,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:28:18,294 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:28:18,295 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 -> da564eea063c897832d88b4946de92000315cbc7 [2019-11-25 22:28:18,838 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:28:18,871 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:28:18,878 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:28:18,882 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:28:18,883 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:28:18,886 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label19.c [2019-11-25 22:28:19,047 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22b013b77/6774c80b70ab4e849f7f1a16be581cc3/FLAG9c158e6be [2019-11-25 22:28:21,132 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:28:21,137 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label19.c [2019-11-25 22:28:21,260 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22b013b77/6774c80b70ab4e849f7f1a16be581cc3/FLAG9c158e6be [2019-11-25 22:28:21,301 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22b013b77/6774c80b70ab4e849f7f1a16be581cc3 [2019-11-25 22:28:21,309 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:28:21,315 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:28:21,321 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:21,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:28:21,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:28:21,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:21" (1/1) ... [2019-11-25 22:28:21,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:21, skipping insertion in model container [2019-11-25 22:28:21,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:21" (1/1) ... [2019-11-25 22:28:21,365 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:28:21,919 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:28:27,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:27,085 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:28:30,722 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:30,923 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:28:30,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:30 WrapperNode [2019-11-25 22:28:30,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:30,926 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:30,929 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:28:30,929 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:28:30,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:30" (1/1) ... [2019-11-25 22:28:31,107 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:30" (1/1) ... [2019-11-25 22:28:31,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:31,778 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:28:31,778 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:28:31,778 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:28:31,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:30" (1/1) ... [2019-11-25 22:28:31,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:30" (1/1) ... [2019-11-25 22:28:31,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:30" (1/1) ... [2019-11-25 22:28:31,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:30" (1/1) ... [2019-11-25 22:28:32,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:30" (1/1) ... [2019-11-25 22:28:32,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:30" (1/1) ... [2019-11-25 22:28:32,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:30" (1/1) ... [2019-11-25 22:28:32,622 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:28:32,631 INFO L168 Benchmark]: Toolchain (without parser) took 11310.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 742.7 MB in the end (delta: 190.2 MB). Peak memory consumption was 190.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:32,634 INFO L168 Benchmark]: CDTParser took 2.88 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 22:28:32,636 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9604.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 878.8 MB in the end (delta: 54.1 MB). Peak memory consumption was 272.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:32,640 INFO L168 Benchmark]: Boogie Procedure Inliner took 851.53 ms. Allocated memory is still 1.0 GB. Free memory was 878.8 MB in the beginning and 799.4 MB in the end (delta: 79.4 MB). Peak memory consumption was 79.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:32,643 INFO L168 Benchmark]: Boogie Preprocessor took 844.11 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 742.7 MB in the end (delta: 56.7 MB). Peak memory consumption was 56.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:32,654 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.88 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 9604.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 878.8 MB in the end (delta: 54.1 MB). Peak memory consumption was 272.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 851.53 ms. Allocated memory is still 1.0 GB. Free memory was 878.8 MB in the beginning and 799.4 MB in the end (delta: 79.4 MB). Peak memory consumption was 79.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 844.11 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 742.7 MB in the end (delta: 56.7 MB). Peak memory consumption was 56.7 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 0.1.24-65d6cd2 [2019-11-25 22:28:36,803 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:28:36,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:28:36,840 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:28:36,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:28:36,844 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:28:36,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:28:36,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:28:36,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:28:36,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:28:36,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:28:36,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:28:36,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:28:36,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:28:36,895 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:28:36,900 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:28:36,902 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:28:36,903 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:28:36,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:28:36,916 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:28:36,926 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:28:36,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:28:36,933 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:28:36,937 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:28:36,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:28:36,946 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:28:36,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:28:36,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:28:36,951 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:28:36,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:28:36,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:28:36,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:28:36,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:28:36,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:28:36,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:28:36,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:28:36,968 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:28:36,969 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:28:36,969 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:28:36,970 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:28:36,974 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:28:36,976 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:28:37,042 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:28:37,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:28:37,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:28:37,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:28:37,050 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:28:37,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:28:37,053 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:28:37,053 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:28:37,053 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:28:37,054 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:28:37,054 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:28:37,054 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:28:37,056 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:28:37,059 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:28:37,059 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:28:37,060 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:28:37,060 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:28:37,061 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:28:37,061 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:28:37,061 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:28:37,062 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:28:37,062 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:28:37,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:28:37,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:28:37,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:28:37,065 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:28:37,065 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:28:37,067 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:28:37,068 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:28:37,068 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:28:37,070 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 -> da564eea063c897832d88b4946de92000315cbc7 [2019-11-25 22:28:37,584 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:28:37,620 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:28:37,627 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:28:37,636 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:28:37,637 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:28:37,638 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label19.c [2019-11-25 22:28:37,796 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7564d4ad5/c47834286c9b4d619d35dd54ec096aaa/FLAG2f923706c [2019-11-25 22:28:39,776 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:28:39,778 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label19.c [2019-11-25 22:28:39,897 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7564d4ad5/c47834286c9b4d619d35dd54ec096aaa/FLAG2f923706c [2019-11-25 22:28:39,934 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7564d4ad5/c47834286c9b4d619d35dd54ec096aaa [2019-11-25 22:28:39,945 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:28:39,947 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:28:39,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:39,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:28:39,962 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:28:39,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:39" (1/1) ... [2019-11-25 22:28:39,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:39, skipping insertion in model container [2019-11-25 22:28:39,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:39" (1/1) ... [2019-11-25 22:28:39,994 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:28:40,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:28:45,953 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:45,971 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:28:49,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:49,433 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:28:49,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:49 WrapperNode [2019-11-25 22:28:49,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:49,438 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:49,438 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:28:49,438 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:28:49,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:49" (1/1) ... [2019-11-25 22:28:49,680 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:49" (1/1) ... [2019-11-25 22:28:50,361 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:50,362 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:28:50,362 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:28:50,362 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:28:50,384 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:49" (1/1) ... [2019-11-25 22:28:50,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:49" (1/1) ... [2019-11-25 22:28:50,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:49" (1/1) ... [2019-11-25 22:28:50,481 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:49" (1/1) ... [2019-11-25 22:28:50,737 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:49" (1/1) ... [2019-11-25 22:28:50,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:49" (1/1) ... [2019-11-25 22:28:50,964 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:49" (1/1) ... [2019-11-25 22:28:51,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:28:51,100 INFO L168 Benchmark]: Toolchain (without parser) took 11145.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 708.1 MB in the end (delta: 224.8 MB). Peak memory consumption was 224.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:51,101 INFO L168 Benchmark]: CDTParser took 0.34 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 22:28:51,106 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9484.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 842.5 MB in the end (delta: 90.5 MB). Peak memory consumption was 266.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:51,108 INFO L168 Benchmark]: Boogie Procedure Inliner took 923.50 ms. Allocated memory is still 1.0 GB. Free memory was 842.5 MB in the beginning and 759.4 MB in the end (delta: 83.1 MB). Peak memory consumption was 83.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:51,110 INFO L168 Benchmark]: Boogie Preprocessor took 728.25 ms. Allocated memory is still 1.0 GB. Free memory was 759.4 MB in the beginning and 708.1 MB in the end (delta: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:51,121 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 9484.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 842.5 MB in the end (delta: 90.5 MB). Peak memory consumption was 266.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 923.50 ms. Allocated memory is still 1.0 GB. Free memory was 842.5 MB in the beginning and 759.4 MB in the end (delta: 83.1 MB). Peak memory consumption was 83.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 728.25 ms. Allocated memory is still 1.0 GB. Free memory was 759.4 MB in the beginning and 708.1 MB in the end (delta: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...