./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label31.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/Problem10_label31.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 1526c68070720602d1aaf18c59ad5d7427388bd5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem10_label31.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 1526c68070720602d1aaf18c59ad5d7427388bd5 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:37:19,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:37:19,194 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:37:19,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:37:19,219 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:37:19,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:37:19,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:37:19,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:37:19,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:37:19,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:37:19,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:37:19,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:37:19,247 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:37:19,249 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:37:19,249 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:37:19,252 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:37:19,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:37:19,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:37:19,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:37:19,261 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:37:19,267 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:37:19,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:37:19,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:37:19,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:37:19,281 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:37:19,282 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:37:19,282 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:37:19,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:37:19,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:37:19,285 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:37:19,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:37:19,288 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:37:19,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:37:19,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:37:19,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:37:19,294 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:37:19,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:37:19,295 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:37:19,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:37:19,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:37:19,298 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:37:19,299 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:37:19,335 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:37:19,341 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:37:19,342 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:37:19,343 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:37:19,344 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:37:19,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:37:19,344 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:37:19,344 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:37:19,346 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:37:19,346 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:37:19,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:37:19,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:37:19,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:37:19,348 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:37:19,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:37:19,349 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:37:19,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:37:19,349 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:37:19,349 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:37:19,352 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:37:19,352 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:37:19,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:37:19,352 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:37:19,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:37:19,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:37:19,353 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:37:19,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:37:19,353 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:37:19,354 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 -> 1526c68070720602d1aaf18c59ad5d7427388bd5 [2019-11-25 22:37:19,712 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:37:19,728 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:37:19,732 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:37:19,738 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:37:19,739 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:37:19,740 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label31.c [2019-11-25 22:37:19,851 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c09f3431f/9577e9a7f6934da492ee2415204b31ba/FLAGdb41eefcf [2019-11-25 22:37:20,724 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:37:20,726 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label31.c [2019-11-25 22:37:20,753 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c09f3431f/9577e9a7f6934da492ee2415204b31ba/FLAGdb41eefcf [2019-11-25 22:37:20,882 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c09f3431f/9577e9a7f6934da492ee2415204b31ba [2019-11-25 22:37:20,886 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:37:20,887 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:37:20,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:37:20,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:37:20,899 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:37:20,900 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:37:20" (1/1) ... [2019-11-25 22:37:20,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59130246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:20, skipping insertion in model container [2019-11-25 22:37:20,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:37:20" (1/1) ... [2019-11-25 22:37:20,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:37:21,000 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:37:21,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:37:21,679 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:37:21,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:37:21,895 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:37:21,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:21 WrapperNode [2019-11-25 22:37:21,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:37:21,897 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:37:21,900 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:37:21,900 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:37:21,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:21" (1/1) ... [2019-11-25 22:37:21,943 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:21" (1/1) ... [2019-11-25 22:37:22,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:37:22,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:37:22,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:37:22,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:37:22,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:21" (1/1) ... [2019-11-25 22:37:22,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:21" (1/1) ... [2019-11-25 22:37:22,083 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:21" (1/1) ... [2019-11-25 22:37:22,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:21" (1/1) ... [2019-11-25 22:37:22,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:21" (1/1) ... [2019-11-25 22:37:22,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:21" (1/1) ... [2019-11-25 22:37:22,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:21" (1/1) ... [2019-11-25 22:37:22,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:37:22,207 INFO L168 Benchmark]: Toolchain (without parser) took 1318.59 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 951.0 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:22,209 INFO L168 Benchmark]: CDTParser took 3.15 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:37:22,212 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1001.80 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 962.4 MB in the end (delta: -2.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:22,213 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.60 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:22,217 INFO L168 Benchmark]: Boogie Preprocessor took 153.78 ms. Allocated memory is still 1.0 GB. Free memory was 956.7 MB in the beginning and 951.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:22,224 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.15 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 1001.80 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 962.4 MB in the end (delta: -2.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 152.60 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 153.78 ms. Allocated memory is still 1.0 GB. Free memory was 956.7 MB in the beginning and 951.0 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:37:24,950 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:37:24,955 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:37:24,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:37:24,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:37:24,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:37:24,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:37:25,005 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:37:25,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:37:25,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:37:25,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:37:25,021 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:37:25,024 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:37:25,026 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:37:25,029 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:37:25,031 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:37:25,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:37:25,034 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:37:25,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:37:25,044 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:37:25,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:37:25,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:37:25,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:37:25,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:37:25,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:37:25,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:37:25,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:37:25,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:37:25,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:37:25,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:37:25,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:37:25,075 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:37:25,078 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:37:25,080 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:37:25,084 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:37:25,084 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:37:25,085 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:37:25,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:37:25,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:37:25,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:37:25,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:37:25,093 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:37:25,125 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:37:25,127 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:37:25,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:37:25,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:37:25,131 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:37:25,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:37:25,133 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:37:25,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:37:25,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:37:25,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:37:25,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:37:25,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:37:25,135 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:37:25,136 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:37:25,136 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:37:25,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:37:25,138 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:37:25,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:37:25,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:37:25,138 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:37:25,139 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:37:25,141 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:37:25,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:37:25,141 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:37:25,141 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:37:25,142 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:37:25,142 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:37:25,142 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:37:25,142 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:37:25,142 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:37:25,144 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 -> 1526c68070720602d1aaf18c59ad5d7427388bd5 [2019-11-25 22:37:25,608 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:37:25,626 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:37:25,629 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:37:25,635 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:37:25,636 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:37:25,637 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label31.c [2019-11-25 22:37:25,744 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9dfb170c/c64eafa8a76548fe94e122e97b9f35ae/FLAG49772e073 [2019-11-25 22:37:26,578 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:37:26,580 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label31.c [2019-11-25 22:37:26,601 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9dfb170c/c64eafa8a76548fe94e122e97b9f35ae/FLAG49772e073 [2019-11-25 22:37:26,739 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9dfb170c/c64eafa8a76548fe94e122e97b9f35ae [2019-11-25 22:37:26,746 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:37:26,747 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:37:26,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:37:26,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:37:26,756 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:37:26,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:37:26" (1/1) ... [2019-11-25 22:37:26,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:26, skipping insertion in model container [2019-11-25 22:37:26,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:37:26" (1/1) ... [2019-11-25 22:37:26,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:37:26,852 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:37:27,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:37:27,654 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:37:27,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:37:27,898 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:37:27,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:27 WrapperNode [2019-11-25 22:37:27,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:37:27,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:37:27,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:37:27,903 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:37:27,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:27" (1/1) ... [2019-11-25 22:37:27,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:27" (1/1) ... [2019-11-25 22:37:28,041 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:37:28,042 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:37:28,042 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:37:28,042 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:37:28,050 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:27" (1/1) ... [2019-11-25 22:37:28,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:27" (1/1) ... [2019-11-25 22:37:28,076 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:27" (1/1) ... [2019-11-25 22:37:28,076 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:27" (1/1) ... [2019-11-25 22:37:28,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:27" (1/1) ... [2019-11-25 22:37:28,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:27" (1/1) ... [2019-11-25 22:37:28,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:27" (1/1) ... [2019-11-25 22:37:28,185 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:37:28,193 INFO L168 Benchmark]: Toolchain (without parser) took 1440.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 955.1 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:28,194 INFO L168 Benchmark]: CDTParser took 0.21 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 22:37:28,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1151.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 966.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:28,201 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.61 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 22:37:28,202 INFO L168 Benchmark]: Boogie Preprocessor took 143.40 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:28,215 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 1151.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 966.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 139.61 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. * Boogie Preprocessor took 143.40 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 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...