./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label47.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_label47.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 974e26d64b5918de86cf9f668ecae1f8804e33e3 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label47.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 974e26d64b5918de86cf9f668ecae1f8804e33e3 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:26:24,948 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:24,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:24,972 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:24,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:24,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:24,985 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:24,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:25,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:25,007 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:25,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:25,013 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:25,013 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:25,015 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:25,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:25,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:25,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:25,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:25,028 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:25,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:25,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:25,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:25,046 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:25,048 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:25,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:25,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:25,055 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:25,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:25,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:25,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:25,060 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:25,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:25,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:25,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:25,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:25,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:25,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:25,068 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:25,068 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:25,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:25,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:25,073 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:26:25,100 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:25,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:25,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:25,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:25,105 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:25,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:25,106 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:25,106 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:26:25,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:25,108 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:25,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:25,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:25,109 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:25,109 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:25,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:25,110 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:25,111 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:25,111 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:25,111 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:25,111 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:25,114 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:25,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:25,114 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:25,114 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:25,115 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:25,115 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:26:25,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:26:25,115 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:25,115 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 -> 974e26d64b5918de86cf9f668ecae1f8804e33e3 [2019-11-25 22:26:25,587 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:25,605 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:25,611 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:25,612 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:25,614 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:25,617 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label47.c [2019-11-25 22:26:25,720 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b6fd635c/66091322bc2f4cd19a044c5b029bf16c/FLAGf3a596ac0 [2019-11-25 22:26:26,601 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:26,606 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label47.c [2019-11-25 22:26:26,627 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b6fd635c/66091322bc2f4cd19a044c5b029bf16c/FLAGf3a596ac0 [2019-11-25 22:26:26,759 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b6fd635c/66091322bc2f4cd19a044c5b029bf16c [2019-11-25 22:26:26,765 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:26,768 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:26,771 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:26,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:26,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:26,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:26" (1/1) ... [2019-11-25 22:26:26,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67918653 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:26, skipping insertion in model container [2019-11-25 22:26:26,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:26" (1/1) ... [2019-11-25 22:26:26,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:26,877 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:27,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:27,661 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:27,908 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:27,936 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:27,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:27 WrapperNode [2019-11-25 22:26:27,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:27,943 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:27,944 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:27,944 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:27,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:27" (1/1) ... [2019-11-25 22:26:27,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:27" (1/1) ... [2019-11-25 22:26:28,068 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:28,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:28,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:28,071 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:28,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:27" (1/1) ... [2019-11-25 22:26:28,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:27" (1/1) ... [2019-11-25 22:26:28,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:27" (1/1) ... [2019-11-25 22:26:28,100 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:27" (1/1) ... [2019-11-25 22:26:28,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:27" (1/1) ... [2019-11-25 22:26:28,171 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:27" (1/1) ... [2019-11-25 22:26:28,183 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:27" (1/1) ... [2019-11-25 22:26:28,205 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:28,214 INFO L168 Benchmark]: Toolchain (without parser) took 1444.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 960.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:28,219 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:26:28,220 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1167.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.6 MB in the end (delta: 839.6 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:28,221 INFO L168 Benchmark]: Boogie Procedure Inliner took 126.52 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:28,222 INFO L168 Benchmark]: Boogie Preprocessor took 140.57 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:26:28,231 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1167.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.6 MB in the end (delta: 839.6 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 126.52 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 140.57 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. 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 22:26:31,033 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:31,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:31,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:31,062 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:31,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:31,067 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:31,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:31,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:31,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:31,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:31,098 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:31,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:31,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:31,104 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:31,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:31,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:31,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:31,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:31,120 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:31,126 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:31,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:31,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:31,135 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:31,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:31,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:31,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:31,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:31,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:31,148 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:31,148 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:31,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:31,152 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:31,154 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:31,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:31,157 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:31,158 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:31,158 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:31,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:31,161 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:31,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:31,164 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:26:31,192 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:31,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:31,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:31,201 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:31,201 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:31,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:31,201 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:31,202 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:31,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:31,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:31,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:31,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:31,205 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:26:31,205 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:26:31,206 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:31,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:31,206 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:31,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:31,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:31,208 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:31,208 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:31,208 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:31,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:31,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:31,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:31,210 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:31,210 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:26:31,210 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:26:31,210 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:31,212 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:26:31,213 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 -> 974e26d64b5918de86cf9f668ecae1f8804e33e3 [2019-11-25 22:26:31,671 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:31,690 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:31,693 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:31,700 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:31,700 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:31,704 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label47.c [2019-11-25 22:26:31,804 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c029ba29/151fbe66ebaa4898b496764603d142a1/FLAGf45167ead [2019-11-25 22:26:32,659 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:32,660 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label47.c [2019-11-25 22:26:32,684 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c029ba29/151fbe66ebaa4898b496764603d142a1/FLAGf45167ead [2019-11-25 22:26:32,836 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c029ba29/151fbe66ebaa4898b496764603d142a1 [2019-11-25 22:26:32,843 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:32,845 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:32,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:32,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:32,856 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:32,857 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:32" (1/1) ... [2019-11-25 22:26:32,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:32, skipping insertion in model container [2019-11-25 22:26:32,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:32" (1/1) ... [2019-11-25 22:26:32,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:32,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:33,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:33,731 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:33,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:33,988 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:33,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:33 WrapperNode [2019-11-25 22:26:33,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:33,990 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:33,990 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:33,991 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:33,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:33" (1/1) ... [2019-11-25 22:26:34,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:33" (1/1) ... [2019-11-25 22:26:34,134 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:34,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:34,135 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:34,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:34,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:33" (1/1) ... [2019-11-25 22:26:34,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:33" (1/1) ... [2019-11-25 22:26:34,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:33" (1/1) ... [2019-11-25 22:26:34,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:33" (1/1) ... [2019-11-25 22:26:34,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:33" (1/1) ... [2019-11-25 22:26:34,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:33" (1/1) ... [2019-11-25 22:26:34,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:33" (1/1) ... [2019-11-25 22:26:34,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:34,271 INFO L168 Benchmark]: Toolchain (without parser) took 1425.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 951.1 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:34,281 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:26:34,282 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1140.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 962.5 MB in the end (delta: -2.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:34,285 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.09 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:34,285 INFO L168 Benchmark]: Boogie Preprocessor took 134.16 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 951.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:34,295 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1140.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 962.5 MB in the end (delta: -2.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 144.09 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 134.16 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 951.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...