./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label38.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem15_label38.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 f3b98bb76f9d2d6bb5994a8d21d7e04f04591e42 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label38.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 f3b98bb76f9d2d6bb5994a8d21d7e04f04591e42 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:36:21,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:21,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:21,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:21,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:21,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:21,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:21,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:21,992 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:21,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:22,002 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:22,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:22,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:22,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:22,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:22,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:22,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:22,027 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:22,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:22,040 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:22,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:22,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:22,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:22,063 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:22,071 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:22,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:22,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:22,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:22,079 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:22,080 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:22,084 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:22,085 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:22,086 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:22,089 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:22,093 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:22,094 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:22,096 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:22,097 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:22,099 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:22,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:22,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:22,104 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:22,143 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:22,146 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:22,149 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:22,150 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:22,150 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:22,153 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:22,153 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:22,154 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:22,154 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:22,154 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:22,156 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:22,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:22,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:22,160 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:22,161 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:22,161 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:22,161 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:22,162 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:22,162 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:22,162 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:22,162 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:22,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:22,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:22,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:22,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:22,165 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:22,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:22,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:22,168 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 -> f3b98bb76f9d2d6bb5994a8d21d7e04f04591e42 [2019-11-27 09:36:22,815 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:22,852 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:22,868 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:22,870 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:22,875 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:22,877 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label38.c [2019-11-27 09:36:23,044 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2072bec64/c829d49601784749a786723f2aa5204a/FLAG73504d872 [2019-11-27 09:36:24,473 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:24,477 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label38.c [2019-11-27 09:36:24,520 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2072bec64/c829d49601784749a786723f2aa5204a/FLAG73504d872 [2019-11-27 09:36:24,559 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2072bec64/c829d49601784749a786723f2aa5204a [2019-11-27 09:36:24,567 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:24,571 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:24,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:24,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:24,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:24,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:24" (1/1) ... [2019-11-27 09:36:24,597 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:24, skipping insertion in model container [2019-11-27 09:36:24,598 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:24" (1/1) ... [2019-11-27 09:36:24,616 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:24,774 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:26,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:26,543 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:27,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:27,185 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:27,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:27 WrapperNode [2019-11-27 09:36:27,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:27,188 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:27,190 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:27,190 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:27,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:27" (1/1) ... [2019-11-27 09:36:27,286 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:27" (1/1) ... [2019-11-27 09:36:27,647 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:27,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:27,650 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:27,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:27,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:27" (1/1) ... [2019-11-27 09:36:27,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:27" (1/1) ... [2019-11-27 09:36:27,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:27" (1/1) ... [2019-11-27 09:36:27,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:27" (1/1) ... [2019-11-27 09:36:27,908 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:27" (1/1) ... [2019-11-27 09:36:27,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:27" (1/1) ... [2019-11-27 09:36:28,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:27" (1/1) ... [2019-11-27 09:36:28,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:28,197 INFO L168 Benchmark]: Toolchain (without parser) took 3621.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 857.6 MB in the end (delta: 103.9 MB). Peak memory consumption was 104.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:28,198 INFO L168 Benchmark]: CDTParser took 0.54 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. [2019-11-27 09:36:28,202 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2609.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.1 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:28,204 INFO L168 Benchmark]: Boogie Procedure Inliner took 461.09 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:28,205 INFO L168 Benchmark]: Boogie Preprocessor took 540.48 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.6 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:28,215 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 2609.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.1 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 461.09 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 540.48 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.6 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 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-da95e15 [2019-11-27 09:36:32,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:32,017 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:32,053 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:32,055 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:32,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:32,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:32,075 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:32,085 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:32,090 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:32,091 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:32,098 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:32,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:32,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:32,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:32,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:32,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:32,115 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:32,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:32,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:32,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:32,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:32,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:32,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:32,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:32,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:32,157 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:32,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:32,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:32,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:32,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:32,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:32,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:32,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:32,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:32,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:32,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:32,179 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:32,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:32,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:32,185 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:32,186 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:32,244 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:32,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:32,248 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:32,250 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:32,250 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:32,252 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:32,255 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:32,255 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:32,255 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:32,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:32,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:32,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:32,259 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:32,260 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:32,262 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:32,262 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:32,262 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:32,263 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:32,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:32,264 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:32,264 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:32,267 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:32,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:32,268 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:32,268 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:32,268 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:32,269 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:32,269 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:32,270 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:32,270 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:32,271 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 -> f3b98bb76f9d2d6bb5994a8d21d7e04f04591e42 [2019-11-27 09:36:32,913 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:32,943 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:32,952 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:32,955 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:32,958 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:32,960 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label38.c [2019-11-27 09:36:33,132 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a6dda103/40c0b0743cec4c26b34a545f47d897ac/FLAGbb0ed2ce9 [2019-11-27 09:36:34,618 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:34,620 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label38.c [2019-11-27 09:36:34,673 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a6dda103/40c0b0743cec4c26b34a545f47d897ac/FLAGbb0ed2ce9 [2019-11-27 09:36:34,711 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a6dda103/40c0b0743cec4c26b34a545f47d897ac [2019-11-27 09:36:34,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:34,720 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:34,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:34,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:34,739 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:34,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:34" (1/1) ... [2019-11-27 09:36:34,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:34, skipping insertion in model container [2019-11-27 09:36:34,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:34" (1/1) ... [2019-11-27 09:36:34,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:34,941 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:37,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:37,031 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:37,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:37,886 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:37,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37 WrapperNode [2019-11-27 09:36:37,890 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:37,891 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:37,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:37,894 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:37,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:37,992 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:38,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:38,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:38,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:38,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:38,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:38,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:38,268 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:38,269 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:38,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:38,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:38,449 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:37" (1/1) ... [2019-11-27 09:36:38,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:38,482 INFO L168 Benchmark]: Toolchain (without parser) took 3756.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 852.0 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:38,485 INFO L168 Benchmark]: CDTParser took 0.42 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 09:36:38,486 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3162.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:38,491 INFO L168 Benchmark]: Boogie Procedure Inliner took 301.72 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:38,493 INFO L168 Benchmark]: Boogie Preprocessor took 281.14 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:38,504 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 3162.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 301.72 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 281.14 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...