./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label09.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem04_label09.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 895c978aa88170755159934c9b011eda21a15eba .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem04_label09.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 895c978aa88170755159934c9b011eda21a15eba ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:44:10,920 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:10,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:10,944 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:10,946 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:10,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:10,959 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:10,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:10,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:10,985 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:10,987 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:10,989 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:10,992 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:10,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:10,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:10,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:11,001 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:11,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:11,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:11,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:11,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:11,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:11,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:11,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:11,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:11,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:11,030 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:11,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:11,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:11,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:11,037 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:11,038 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:11,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:11,041 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:11,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:11,046 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:11,049 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:11,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:11,050 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:11,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:11,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:11,055 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:11,082 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:11,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:11,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:11,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:11,087 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:11,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:11,088 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:11,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:11,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:11,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:11,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:11,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:11,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:11,092 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:11,092 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:11,092 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:11,093 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:11,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:11,095 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:11,095 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:11,095 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:11,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:11,096 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:11,096 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:11,096 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:11,096 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:11,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:11,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:11,098 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 -> 895c978aa88170755159934c9b011eda21a15eba [2019-11-27 15:44:11,598 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:11,615 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:11,618 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:11,621 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:11,625 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:11,626 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label09.c [2019-11-27 15:44:11,732 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed1a2617c/f04883e1044a44bc9712151ae2b0c8e4/FLAG119eb7100 [2019-11-27 15:44:12,821 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:12,823 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label09.c [2019-11-27 15:44:12,882 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed1a2617c/f04883e1044a44bc9712151ae2b0c8e4/FLAG119eb7100 [2019-11-27 15:44:13,253 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed1a2617c/f04883e1044a44bc9712151ae2b0c8e4 [2019-11-27 15:44:13,259 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:13,264 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:13,265 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:13,266 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:13,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:13,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:13" (1/1) ... [2019-11-27 15:44:13,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:13, skipping insertion in model container [2019-11-27 15:44:13,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:13" (1/1) ... [2019-11-27 15:44:13,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:13,503 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:15,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:15,363 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:16,449 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:16,502 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:16,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16 WrapperNode [2019-11-27 15:44:16,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:16,505 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:16,505 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:16,505 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:16,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:16,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:16,863 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:16,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:16,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:16,865 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:16,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:16,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:16,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:16,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:17,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:17,125 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:17,183 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:17,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:17,253 INFO L168 Benchmark]: Toolchain (without parser) took 3987.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.4 MB in the end (delta: 193.1 MB). Peak memory consumption was 193.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:17,254 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:44:17,255 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3238.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:17,260 INFO L168 Benchmark]: Boogie Procedure Inliner took 359.63 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:17,263 INFO L168 Benchmark]: Boogie Preprocessor took 381.29 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.4 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:17,272 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3238.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 359.63 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 381.29 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.4 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 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 0.1.24-509859d [2019-11-27 15:44:20,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:20,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:20,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:20,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:20,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:20,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:20,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:20,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:20,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:20,122 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:20,125 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:20,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:20,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:20,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:20,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:20,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:20,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:20,142 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:20,148 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:20,156 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:20,160 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:20,161 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:20,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:20,170 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:20,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:20,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:20,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:20,176 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:20,177 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:20,177 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:20,178 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:20,180 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:20,183 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:20,185 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:20,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:20,189 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:20,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:20,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:20,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:20,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:20,193 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:20,225 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:20,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:20,226 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:20,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:20,227 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:20,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:20,229 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:20,229 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:20,229 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:20,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:20,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:20,231 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:20,231 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:20,232 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:20,232 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:20,232 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:20,233 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:20,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:20,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:20,234 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:20,234 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:20,235 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:20,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:20,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:20,237 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:20,237 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:20,238 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:20,238 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:20,238 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:20,238 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:20,239 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 -> 895c978aa88170755159934c9b011eda21a15eba [2019-11-27 15:44:20,684 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:20,700 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:20,704 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:20,709 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:20,711 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:20,714 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label09.c [2019-11-27 15:44:20,837 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fee9dfef2/254d548bba644c48b60c431b08c688ca/FLAG6bae5c5f3 [2019-11-27 15:44:22,000 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:22,002 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label09.c [2019-11-27 15:44:22,060 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fee9dfef2/254d548bba644c48b60c431b08c688ca/FLAG6bae5c5f3 [2019-11-27 15:44:22,363 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fee9dfef2/254d548bba644c48b60c431b08c688ca [2019-11-27 15:44:22,374 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:22,376 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:22,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:22,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:22,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:22,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:22" (1/1) ... [2019-11-27 15:44:22,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f182920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:22, skipping insertion in model container [2019-11-27 15:44:22,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:22" (1/1) ... [2019-11-27 15:44:22,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:22,611 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:24,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:24,607 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:25,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:25,565 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:25,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:25 WrapperNode [2019-11-27 15:44:25,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:25,571 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:25,571 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:25,571 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:25,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:25" (1/1) ... [2019-11-27 15:44:25,658 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:25" (1/1) ... [2019-11-27 15:44:25,931 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:25,931 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:25,932 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:25,932 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:25,953 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:25" (1/1) ... [2019-11-27 15:44:25,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:25" (1/1) ... [2019-11-27 15:44:26,019 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:25" (1/1) ... [2019-11-27 15:44:26,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:25" (1/1) ... [2019-11-27 15:44:26,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:25" (1/1) ... [2019-11-27 15:44:26,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:25" (1/1) ... [2019-11-27 15:44:26,263 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:25" (1/1) ... [2019-11-27 15:44:26,303 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:26,311 INFO L168 Benchmark]: Toolchain (without parser) took 3932.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 732.5 MB in the end (delta: 212.0 MB). Peak memory consumption was 212.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:26,312 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:44:26,316 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3189.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 801.8 MB in the end (delta: 142.7 MB). Peak memory consumption was 142.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:26,318 INFO L168 Benchmark]: Boogie Procedure Inliner took 360.59 ms. Allocated memory is still 1.0 GB. Free memory was 801.8 MB in the beginning and 761.4 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:26,321 INFO L168 Benchmark]: Boogie Preprocessor took 374.61 ms. Allocated memory is still 1.0 GB. Free memory was 761.4 MB in the beginning and 732.5 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:26,330 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 3189.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 801.8 MB in the end (delta: 142.7 MB). Peak memory consumption was 142.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 360.59 ms. Allocated memory is still 1.0 GB. Free memory was 801.8 MB in the beginning and 761.4 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 374.61 ms. Allocated memory is still 1.0 GB. Free memory was 761.4 MB in the beginning and 732.5 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...