./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label36.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_label36.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 1d96b5cec4d76d1edc3f261f7d8386bd0d5f58f5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label36.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 1d96b5cec4d76d1edc3f261f7d8386bd0d5f58f5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:36:18,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:18,139 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:18,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:18,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:18,167 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:18,169 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:18,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:18,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:18,195 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:18,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:18,198 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:18,199 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:18,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:18,205 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:18,206 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:18,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:18,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:18,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:18,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:18,223 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:18,231 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:18,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:18,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:18,239 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:18,239 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:18,239 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:18,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:18,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:18,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:18,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:18,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:18,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:18,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:18,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:18,253 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:18,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:18,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:18,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:18,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:18,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:18,260 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:18,288 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:18,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:18,292 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:18,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:18,294 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:18,294 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:18,294 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:18,295 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:18,295 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:18,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:18,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:18,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:18,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:18,299 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:18,300 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:18,300 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:18,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:18,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:18,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:18,301 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:18,301 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:18,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:18,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:18,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:18,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:18,302 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:18,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:18,304 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:18,304 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 -> 1d96b5cec4d76d1edc3f261f7d8386bd0d5f58f5 [2019-11-27 09:36:18,736 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:18,752 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:18,758 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:18,759 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:18,760 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:18,764 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label36.c [2019-11-27 09:36:18,869 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59906138a/6ec5e04ce7674d83beb0a91f197ac81b/FLAG849d4733c [2019-11-27 09:36:19,830 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:19,837 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label36.c [2019-11-27 09:36:19,871 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59906138a/6ec5e04ce7674d83beb0a91f197ac81b/FLAG849d4733c [2019-11-27 09:36:19,896 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59906138a/6ec5e04ce7674d83beb0a91f197ac81b [2019-11-27 09:36:19,905 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:19,910 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:19,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:19,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:19,915 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:19,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:19" (1/1) ... [2019-11-27 09:36:19,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:19, skipping insertion in model container [2019-11-27 09:36:19,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:19" (1/1) ... [2019-11-27 09:36:19,939 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:20,051 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:21,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:21,327 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:21,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:21,773 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:21,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21 WrapperNode [2019-11-27 09:36:21,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:21,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:21,780 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:21,780 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:21,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:21,853 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:22,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:22,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:22,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:22,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:22,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:22,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:22,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:22,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:22,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:22,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:22,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:22,407 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:22,413 INFO L168 Benchmark]: Toolchain (without parser) took 2502.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 856.3 MB in the end (delta: 99.6 MB). Peak memory consumption was 99.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:22,413 INFO L168 Benchmark]: CDTParser took 0.29 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 09:36:22,417 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1868.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 913.6 MB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:22,419 INFO L168 Benchmark]: Boogie Procedure Inliner took 341.37 ms. Allocated memory is still 1.0 GB. Free memory was 913.6 MB in the beginning and 873.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:22,420 INFO L168 Benchmark]: Boogie Preprocessor took 285.44 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 856.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:22,428 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1868.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 913.6 MB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 341.37 ms. Allocated memory is still 1.0 GB. Free memory was 913.6 MB in the beginning and 873.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 285.44 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 856.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 09:36:25,156 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:25,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:25,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:25,187 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:25,189 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:25,192 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:25,205 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:25,209 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:25,214 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:25,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:25,220 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:25,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:25,225 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:25,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:25,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:25,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:25,232 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:25,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:25,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:25,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:25,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:25,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:25,257 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:25,264 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:25,264 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:25,264 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:25,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:25,266 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:25,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:25,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:25,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:25,271 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:25,272 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:25,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:25,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:25,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:25,277 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:25,277 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:25,278 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:25,281 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:25,282 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:25,309 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:25,311 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:25,313 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:25,314 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:25,314 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:25,314 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:25,315 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:25,317 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:25,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:25,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:25,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:25,318 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:25,318 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:25,319 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:25,319 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:25,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:25,320 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:25,320 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:25,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:25,322 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:25,322 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:25,322 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:25,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:25,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:25,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:25,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:25,324 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:25,325 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:25,325 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:25,325 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:25,326 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 -> 1d96b5cec4d76d1edc3f261f7d8386bd0d5f58f5 [2019-11-27 09:36:25,763 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:25,778 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:25,784 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:25,785 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:25,788 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:25,789 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label36.c [2019-11-27 09:36:25,892 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68aec370c/f4e3229f78324e1f874bfa9e14da4993/FLAGf1bca86cc [2019-11-27 09:36:26,844 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:26,846 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label36.c [2019-11-27 09:36:26,879 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68aec370c/f4e3229f78324e1f874bfa9e14da4993/FLAGf1bca86cc [2019-11-27 09:36:26,919 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68aec370c/f4e3229f78324e1f874bfa9e14da4993 [2019-11-27 09:36:26,925 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:26,928 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:26,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:26,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:26,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:26,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:26" (1/1) ... [2019-11-27 09:36:26,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:26, skipping insertion in model container [2019-11-27 09:36:26,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:26" (1/1) ... [2019-11-27 09:36:26,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:27,078 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:28,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:28,458 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:28,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:29,019 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:29,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:29 WrapperNode [2019-11-27 09:36:29,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:29,025 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:29,025 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:29,025 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:29,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:29" (1/1) ... [2019-11-27 09:36:29,098 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:29" (1/1) ... [2019-11-27 09:36:29,234 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:29,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:29,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:29,236 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:29,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:29" (1/1) ... [2019-11-27 09:36:29,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:29" (1/1) ... [2019-11-27 09:36:29,280 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:29" (1/1) ... [2019-11-27 09:36:29,286 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:29" (1/1) ... [2019-11-27 09:36:29,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:29" (1/1) ... [2019-11-27 09:36:29,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:29" (1/1) ... [2019-11-27 09:36:29,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:29" (1/1) ... [2019-11-27 09:36:29,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:29,459 INFO L168 Benchmark]: Toolchain (without parser) took 2526.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 858.0 MB in the end (delta: 96.5 MB). Peak memory consumption was 96.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:29,460 INFO L168 Benchmark]: CDTParser took 0.25 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 09:36:29,464 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2090.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 886.6 MB in the end (delta: 67.9 MB). Peak memory consumption was 67.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:29,465 INFO L168 Benchmark]: Boogie Procedure Inliner took 210.71 ms. Allocated memory is still 1.0 GB. Free memory was 886.6 MB in the beginning and 869.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:29,467 INFO L168 Benchmark]: Boogie Preprocessor took 216.85 ms. Allocated memory is still 1.0 GB. Free memory was 869.4 MB in the beginning and 858.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:29,476 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 2090.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 886.6 MB in the end (delta: 67.9 MB). Peak memory consumption was 67.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 210.71 ms. Allocated memory is still 1.0 GB. Free memory was 886.6 MB in the beginning and 869.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 216.85 ms. Allocated memory is still 1.0 GB. Free memory was 869.4 MB in the beginning and 858.0 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...