./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label24.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/Problem15_label24.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 3ce72b7e5333914b2e09c2dde7071fc003367434 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label24.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 3ce72b7e5333914b2e09c2dde7071fc003367434 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:41:06,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:06,966 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:07,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:07,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:07,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:07,016 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:07,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:07,046 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:07,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:07,055 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:07,059 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:07,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:07,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:07,071 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:07,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:07,080 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:07,085 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:07,094 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:07,099 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:07,112 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:07,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:07,120 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:07,121 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:07,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:07,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:07,136 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:07,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:07,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:07,147 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:07,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:07,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:07,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:07,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:07,159 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:07,162 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:07,163 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:07,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:07,164 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:07,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:07,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:07,175 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:07,222 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:07,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:07,229 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:07,231 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:07,231 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:07,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:07,233 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:07,236 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:07,236 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:07,236 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:07,238 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:07,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:07,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:07,240 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:07,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:07,243 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:07,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:07,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:07,247 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:07,247 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:07,248 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:07,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:07,248 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:07,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:07,252 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:07,252 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:07,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:07,253 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:07,253 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 -> 3ce72b7e5333914b2e09c2dde7071fc003367434 [2019-11-25 22:41:07,871 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:07,900 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:07,911 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:07,913 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:07,914 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:07,915 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label24.c [2019-11-25 22:41:08,046 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d42e86c35/f1ddb83623b64a098ce0314d689830ba/FLAG7c80cd37c [2019-11-25 22:41:09,387 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:09,388 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label24.c [2019-11-25 22:41:09,422 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d42e86c35/f1ddb83623b64a098ce0314d689830ba/FLAG7c80cd37c [2019-11-25 22:41:09,778 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d42e86c35/f1ddb83623b64a098ce0314d689830ba [2019-11-25 22:41:09,783 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:09,788 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:09,794 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:09,794 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:09,800 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:09,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:09" (1/1) ... [2019-11-25 22:41:09,812 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@717ede78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:09, skipping insertion in model container [2019-11-25 22:41:09,813 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:09" (1/1) ... [2019-11-25 22:41:09,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:09,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:11,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:11,822 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:12,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:12,939 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:12,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:12 WrapperNode [2019-11-25 22:41:12,942 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:12,945 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:12,947 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:12,947 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:12,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:12" (1/1) ... [2019-11-25 22:41:13,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:12" (1/1) ... [2019-11-25 22:41:13,476 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:13,480 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:13,483 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:13,483 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:13,508 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:12" (1/1) ... [2019-11-25 22:41:13,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:12" (1/1) ... [2019-11-25 22:41:13,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:12" (1/1) ... [2019-11-25 22:41:13,553 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:12" (1/1) ... [2019-11-25 22:41:13,738 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:12" (1/1) ... [2019-11-25 22:41:13,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:12" (1/1) ... [2019-11-25 22:41:13,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:12" (1/1) ... [2019-11-25 22:41:13,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:14,004 INFO L168 Benchmark]: Toolchain (without parser) took 4211.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.1 MB in the beginning and 856.2 MB in the end (delta: 103.9 MB). Peak memory consumption was 104.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:14,005 INFO L168 Benchmark]: CDTParser took 2.84 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 22:41:14,010 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3150.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.1 MB in the beginning and 913.7 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:14,013 INFO L168 Benchmark]: Boogie Procedure Inliner took 534.67 ms. Allocated memory is still 1.0 GB. Free memory was 913.7 MB in the beginning and 873.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:14,018 INFO L168 Benchmark]: Boogie Preprocessor took 514.75 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 856.2 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:14,030 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.84 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 3150.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.1 MB in the beginning and 913.7 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 534.67 ms. Allocated memory is still 1.0 GB. Free memory was 913.7 MB in the beginning and 873.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 514.75 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 856.2 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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 22:41:18,055 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:18,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:18,098 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:18,099 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:18,105 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:18,107 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:18,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:18,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:18,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:18,139 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:18,142 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:18,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:18,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:18,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:18,160 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:18,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:18,167 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:18,172 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:18,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:18,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:18,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:18,203 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:18,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:18,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:18,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:18,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:18,219 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:18,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:18,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:18,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:18,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:18,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:18,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:18,236 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:18,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:18,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:18,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:18,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:18,246 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:18,248 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:18,252 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:18,295 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:18,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:18,301 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:18,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:18,304 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:18,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:18,305 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:18,307 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:18,307 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:18,309 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:18,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:18,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:18,311 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:18,311 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:18,316 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:18,316 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:18,317 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:18,317 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:18,317 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:18,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:18,318 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:18,319 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:18,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:18,320 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:18,320 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:18,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:18,323 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:18,323 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:18,324 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:18,324 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:18,326 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 -> 3ce72b7e5333914b2e09c2dde7071fc003367434 [2019-11-25 22:41:18,986 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:19,020 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:19,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:19,032 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:19,035 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:19,037 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label24.c [2019-11-25 22:41:19,229 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b373ba05/0d35887609ce4dc28f15917df5ec0429/FLAG8392b0314 [2019-11-25 22:41:20,645 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:20,649 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label24.c [2019-11-25 22:41:20,701 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b373ba05/0d35887609ce4dc28f15917df5ec0429/FLAG8392b0314 [2019-11-25 22:41:20,739 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b373ba05/0d35887609ce4dc28f15917df5ec0429 [2019-11-25 22:41:20,750 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:20,755 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:20,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:20,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:20,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:20,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:20" (1/1) ... [2019-11-25 22:41:20,779 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 25.11 10:41:20, skipping insertion in model container [2019-11-25 22:41:20,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:20" (1/1) ... [2019-11-25 22:41:20,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:20,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:22,953 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:22,965 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:23,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:23,797 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:23,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:23 WrapperNode [2019-11-25 22:41:23,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:23,800 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:23,802 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:23,802 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:23,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:23" (1/1) ... [2019-11-25 22:41:23,902 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:23" (1/1) ... [2019-11-25 22:41:24,107 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:24,108 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:24,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:24,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:24,131 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:23" (1/1) ... [2019-11-25 22:41:24,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:23" (1/1) ... [2019-11-25 22:41:24,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:23" (1/1) ... [2019-11-25 22:41:24,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:23" (1/1) ... [2019-11-25 22:41:24,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:23" (1/1) ... [2019-11-25 22:41:24,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:23" (1/1) ... [2019-11-25 22:41:24,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:23" (1/1) ... [2019-11-25 22:41:24,415 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:24,427 INFO L168 Benchmark]: Toolchain (without parser) took 3664.06 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 851.8 MB in the end (delta: 109.7 MB). Peak memory consumption was 109.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:24,428 INFO L168 Benchmark]: CDTParser took 2.85 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 22:41:24,429 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3040.01 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 880.6 MB in the end (delta: 80.9 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:24,432 INFO L168 Benchmark]: Boogie Procedure Inliner took 307.53 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:24,435 INFO L168 Benchmark]: Boogie Preprocessor took 308.05 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 851.8 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:24,447 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.85 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 3040.01 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 880.6 MB in the end (delta: 80.9 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 307.53 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 308.05 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 851.8 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...