./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem05_label28.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 4fe55f4c0da5768cfeace427228c777f4afd679c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem05_label28.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 4fe55f4c0da5768cfeace427228c777f4afd679c ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:36:38,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:38,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:38,123 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:38,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:38,129 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:38,133 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:38,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:38,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:38,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:38,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:38,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:38,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:38,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:38,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:38,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:38,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:38,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:38,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:38,198 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:38,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:38,215 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:38,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:38,222 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:38,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:38,230 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:38,230 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:38,233 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:38,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:38,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:38,238 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:38,239 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:38,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:38,244 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:38,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:38,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:38,251 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:38,251 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:38,252 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:38,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:38,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:38,259 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:36:38,313 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:38,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:38,321 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:38,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:38,322 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:38,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:38,325 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:38,327 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:36:38,327 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:38,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:38,328 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:38,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:38,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:38,328 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:38,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:38,332 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:38,333 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:38,333 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:38,333 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:38,333 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:38,334 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:38,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:38,334 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:38,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:38,338 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:38,338 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:36:38,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:36:38,339 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:38,340 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 -> 4fe55f4c0da5768cfeace427228c777f4afd679c [2019-11-26 16:36:38,867 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:38,895 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:38,898 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:38,905 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:38,906 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:38,908 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label28.c [2019-11-26 16:36:39,069 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/015c44c15/26d792a4e9e2467f9ca043fa6bb0bd8b/FLAG6ede243f3 [2019-11-26 16:36:41,294 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:41,298 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label28.c [2019-11-26 16:36:41,450 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/015c44c15/26d792a4e9e2467f9ca043fa6bb0bd8b/FLAG6ede243f3 [2019-11-26 16:36:41,494 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/015c44c15/26d792a4e9e2467f9ca043fa6bb0bd8b [2019-11-26 16:36:41,504 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:41,513 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:41,515 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:41,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:41,524 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:41,526 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:41" (1/1) ... [2019-11-26 16:36:41,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:41, skipping insertion in model container [2019-11-26 16:36:41,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:41" (1/1) ... [2019-11-26 16:36:41,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:42,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:47,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:47,542 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:50,242 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:50,399 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:50,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:50 WrapperNode [2019-11-26 16:36:50,402 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:50,403 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:50,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:50,405 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:50,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:50" (1/1) ... [2019-11-26 16:36:50,569 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:50" (1/1) ... [2019-11-26 16:36:51,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:51,125 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:51,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:51,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:51,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:50" (1/1) ... [2019-11-26 16:36:51,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:50" (1/1) ... [2019-11-26 16:36:51,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:50" (1/1) ... [2019-11-26 16:36:51,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:50" (1/1) ... [2019-11-26 16:36:51,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:50" (1/1) ... [2019-11-26 16:36:51,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:50" (1/1) ... [2019-11-26 16:36:51,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:50" (1/1) ... [2019-11-26 16:36:52,010 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:52,023 INFO L168 Benchmark]: Toolchain (without parser) took 10512.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 734.9 MB in the end (delta: 198.0 MB). Peak memory consumption was 198.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:52,024 INFO L168 Benchmark]: CDTParser took 1.67 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. [2019-11-26 16:36:52,027 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8887.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 871.5 MB in the end (delta: 61.4 MB). Peak memory consumption was 272.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:52,032 INFO L168 Benchmark]: Boogie Procedure Inliner took 722.34 ms. Allocated memory is still 1.0 GB. Free memory was 871.5 MB in the beginning and 796.2 MB in the end (delta: 75.3 MB). Peak memory consumption was 75.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:52,036 INFO L168 Benchmark]: Boogie Preprocessor took 890.84 ms. Allocated memory is still 1.0 GB. Free memory was 796.2 MB in the beginning and 734.9 MB in the end (delta: 61.3 MB). Peak memory consumption was 61.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:52,047 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.67 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 8887.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 871.5 MB in the end (delta: 61.4 MB). Peak memory consumption was 272.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 722.34 ms. Allocated memory is still 1.0 GB. Free memory was 871.5 MB in the beginning and 796.2 MB in the end (delta: 75.3 MB). Peak memory consumption was 75.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 890.84 ms. Allocated memory is still 1.0 GB. Free memory was 796.2 MB in the beginning and 734.9 MB in the end (delta: 61.3 MB). Peak memory consumption was 61.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:36:55,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:55,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:55,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:55,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:55,904 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:55,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:55,926 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:55,929 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:55,936 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:55,938 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:55,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:55,944 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:55,948 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:55,955 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:55,958 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:55,961 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:55,966 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:55,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:55,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:55,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:55,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:55,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:55,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:56,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:56,010 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:56,010 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:56,013 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:56,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:56,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:56,021 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:56,022 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:56,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:56,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:56,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:56,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:56,030 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:56,031 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:56,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:56,035 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:56,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:56,040 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:36:56,082 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:56,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:56,085 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:56,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:56,089 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:56,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:56,090 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:56,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:56,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:56,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:56,092 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:56,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:56,093 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:36:56,094 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:36:56,094 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:56,095 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:56,096 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:56,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:56,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:56,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:56,099 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:56,100 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:56,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:56,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:56,101 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:56,101 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:56,101 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:36:56,101 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:36:56,104 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:56,104 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:36:56,105 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 -> 4fe55f4c0da5768cfeace427228c777f4afd679c [2019-11-26 16:36:56,622 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:56,649 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:56,655 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:56,660 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:56,662 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:56,664 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label28.c [2019-11-26 16:36:56,817 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c0d2a8f3/6e3740243f3044388a9d45e4ccf6e3ea/FLAG1810bf137 [2019-11-26 16:36:58,942 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:58,943 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label28.c [2019-11-26 16:36:59,041 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c0d2a8f3/6e3740243f3044388a9d45e4ccf6e3ea/FLAG1810bf137 [2019-11-26 16:36:59,079 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c0d2a8f3/6e3740243f3044388a9d45e4ccf6e3ea [2019-11-26 16:36:59,089 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:59,096 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:59,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:59,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:59,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:59,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:59" (1/1) ... [2019-11-26 16:36:59,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:59, skipping insertion in model container [2019-11-26 16:36:59,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:59" (1/1) ... [2019-11-26 16:36:59,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:59,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:04,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:04,929 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:07,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:08,060 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:08,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:08 WrapperNode [2019-11-26 16:37:08,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:08,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:08,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:08,063 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:08,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:08" (1/1) ... [2019-11-26 16:37:08,237 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:08" (1/1) ... [2019-11-26 16:37:08,840 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:08,841 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:08,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:08,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:08,864 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:08" (1/1) ... [2019-11-26 16:37:08,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:08" (1/1) ... [2019-11-26 16:37:09,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:08" (1/1) ... [2019-11-26 16:37:09,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:08" (1/1) ... [2019-11-26 16:37:09,338 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:08" (1/1) ... [2019-11-26 16:37:09,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:08" (1/1) ... [2019-11-26 16:37:09,581 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:08" (1/1) ... [2019-11-26 16:37:09,693 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:09,704 INFO L168 Benchmark]: Toolchain (without parser) took 10601.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 710.7 MB in the end (delta: 222.2 MB). Peak memory consumption was 222.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:09,705 INFO L168 Benchmark]: CDTParser took 3.45 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. [2019-11-26 16:37:09,709 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8964.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 851.6 MB in the end (delta: 81.3 MB). Peak memory consumption was 267.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:09,711 INFO L168 Benchmark]: Boogie Procedure Inliner took 777.75 ms. Allocated memory is still 1.0 GB. Free memory was 851.6 MB in the beginning and 767.9 MB in the end (delta: 83.7 MB). Peak memory consumption was 83.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:09,718 INFO L168 Benchmark]: Boogie Preprocessor took 852.96 ms. Allocated memory is still 1.0 GB. Free memory was 767.9 MB in the beginning and 710.7 MB in the end (delta: 57.2 MB). Peak memory consumption was 57.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:09,728 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.45 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 8964.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 851.6 MB in the end (delta: 81.3 MB). Peak memory consumption was 267.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 777.75 ms. Allocated memory is still 1.0 GB. Free memory was 851.6 MB in the beginning and 767.9 MB in the end (delta: 83.7 MB). Peak memory consumption was 83.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 852.96 ms. Allocated memory is still 1.0 GB. Free memory was 767.9 MB in the beginning and 710.7 MB in the end (delta: 57.2 MB). Peak memory consumption was 57.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...