./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label01.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/Problem02_label01.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 4facd755ec6bf0af5c404932d2a8a73ce9edcfbd ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label01.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 4facd755ec6bf0af5c404932d2a8a73ce9edcfbd ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:25:55,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:55,029 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:55,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:55,062 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:55,069 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:55,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:55,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:55,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:55,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:55,107 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:55,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:55,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:55,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:55,123 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:55,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:55,128 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:55,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:55,142 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:55,151 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:55,160 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:55,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:55,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:55,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:55,183 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:55,183 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:55,184 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:55,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:55,188 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:55,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:55,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:55,193 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:55,197 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:55,198 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:55,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:55,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:55,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:55,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:55,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:55,211 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:55,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:55,215 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:25:55,258 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:55,258 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:55,264 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:55,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:55,265 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:55,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:55,266 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:55,268 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:25:55,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:55,268 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:55,270 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:55,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:55,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:55,273 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:55,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:55,274 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:55,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:55,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:55,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:55,275 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:55,278 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:55,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:55,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:55,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:55,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:55,279 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:25:55,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:25:55,281 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:55,284 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 -> 4facd755ec6bf0af5c404932d2a8a73ce9edcfbd [2019-11-25 22:25:55,876 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:55,912 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:55,921 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:55,923 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:55,923 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:55,924 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label01.c [2019-11-25 22:25:56,079 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5adf5e07/87bd6482fb1a41bb90007dcf38b7c2a4/FLAG68fffce69 [2019-11-25 22:25:57,335 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:57,340 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label01.c [2019-11-25 22:25:57,376 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5adf5e07/87bd6482fb1a41bb90007dcf38b7c2a4/FLAG68fffce69 [2019-11-25 22:25:57,819 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5adf5e07/87bd6482fb1a41bb90007dcf38b7c2a4 [2019-11-25 22:25:57,829 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:57,831 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:57,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:57,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:57,843 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:57,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:57" (1/1) ... [2019-11-25 22:25:57,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b12957a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:57, skipping insertion in model container [2019-11-25 22:25:57,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:57" (1/1) ... [2019-11-25 22:25:57,876 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:57,990 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:58,964 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:58,991 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:59,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:59,411 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:59,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59 WrapperNode [2019-11-25 22:25:59,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:59,417 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:59,421 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:59,421 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:59,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,490 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,640 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:59,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:59,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:59,642 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:59,653 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,739 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,797 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:59,837 INFO L168 Benchmark]: Toolchain (without parser) took 2001.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.6 MB in the end (delta: -4.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:25:59,842 INFO L168 Benchmark]: CDTParser took 1.41 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 22:25:59,845 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1581.85 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 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:59,853 INFO L168 Benchmark]: Boogie Procedure Inliner took 223.70 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:59,854 INFO L168 Benchmark]: Boogie Preprocessor took 188.28 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 966.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:59,871 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 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 1581.85 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 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 223.70 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 188.28 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 966.6 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 22:26:03,733 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:03,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:03,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:03,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:03,782 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:03,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:03,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:03,810 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:03,812 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:03,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:03,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:03,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:03,827 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:03,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:03,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:03,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:03,845 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:03,850 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:03,860 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:03,865 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:03,872 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:03,875 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:03,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:03,887 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:03,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:03,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:03,890 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:03,892 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:03,893 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:03,897 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:03,898 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:03,899 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:03,903 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:03,905 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:03,907 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:03,908 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:03,910 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:03,910 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:03,915 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:03,917 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:03,919 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:26:03,959 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:03,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:03,965 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:03,967 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:03,967 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:03,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:03,970 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:03,970 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:03,971 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:03,971 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:03,972 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:03,973 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:03,975 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:26:03,976 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:26:03,976 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:03,976 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:03,976 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:03,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:03,978 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:03,978 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:03,981 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:03,981 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:03,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:03,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:03,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:03,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:03,983 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:26:03,983 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:26:03,986 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:03,986 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:26:03,988 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 -> 4facd755ec6bf0af5c404932d2a8a73ce9edcfbd [2019-11-25 22:26:04,532 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:04,564 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:04,571 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:04,576 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:04,577 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:04,578 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label01.c [2019-11-25 22:26:04,738 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f5c4be3e/c03a1b6a2e754d908991c532a751a051/FLAGfcfb86d10 [2019-11-25 22:26:05,980 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:05,988 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label01.c [2019-11-25 22:26:06,022 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f5c4be3e/c03a1b6a2e754d908991c532a751a051/FLAGfcfb86d10 [2019-11-25 22:26:06,063 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f5c4be3e/c03a1b6a2e754d908991c532a751a051 [2019-11-25 22:26:06,075 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:06,077 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:06,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:06,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:06,093 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:06,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:06" (1/1) ... [2019-11-25 22:26:06,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f04805a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:06, skipping insertion in model container [2019-11-25 22:26:06,103 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:06" (1/1) ... [2019-11-25 22:26:06,119 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:06,234 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:07,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:07,344 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:07,624 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:07,663 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:07,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07 WrapperNode [2019-11-25 22:26:07,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:07,672 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:07,672 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:07,673 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:07,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:07,748 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:07,900 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:07,901 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:07,901 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:07,903 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:07,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:07,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:07,935 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:07,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:07,995 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:08,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:08,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:08,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:08,081 INFO L168 Benchmark]: Toolchain (without parser) took 1996.32 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 960.9 MB in the end (delta: 796.0 kB). Peak memory consumption was 861.5 kB. Max. memory is 12.5 GB. [2019-11-25 22:26:08,081 INFO L168 Benchmark]: CDTParser took 2.52 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 22:26:08,085 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1587.28 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 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:08,087 INFO L168 Benchmark]: Boogie Procedure Inliner took 228.74 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:08,091 INFO L168 Benchmark]: Boogie Preprocessor took 169.71 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:08,101 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.52 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 1587.28 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 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 228.74 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 169.71 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 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...