./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label58.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem01_label58.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 d8d538e1ac6fe0032b06b927dcecfa9322a9ca23 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem01_label58.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 d8d538e1ac6fe0032b06b927dcecfa9322a9ca23 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:42:51,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:51,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:52,031 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:52,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:52,035 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:52,043 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:52,059 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:52,061 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:52,069 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:52,070 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:52,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:52,080 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:52,085 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:52,089 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:52,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:52,096 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:52,101 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:52,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:52,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:52,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:52,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:52,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:52,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:52,145 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:52,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:52,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:52,148 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:52,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:52,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:52,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:52,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:52,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:52,158 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:52,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:52,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:52,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:52,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:52,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:52,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:52,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:52,174 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:42:52,214 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:52,215 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:52,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:52,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:52,221 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:52,221 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:52,221 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:52,224 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:42:52,224 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:52,224 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:52,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:52,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:52,227 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:52,227 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:52,229 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:52,229 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:52,229 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:52,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:52,230 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:52,232 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:52,232 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:52,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:52,233 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:52,233 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:52,233 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:52,236 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:42:52,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:42:52,236 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:52,237 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 -> d8d538e1ac6fe0032b06b927dcecfa9322a9ca23 [2019-11-27 15:42:52,788 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:52,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:52,825 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:52,830 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:52,832 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:52,833 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label58.c [2019-11-27 15:42:52,995 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c50cd207/cade58992e234201895d43c61445e679/FLAGa8b43d910 [2019-11-27 15:42:54,275 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:54,282 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label58.c [2019-11-27 15:42:54,315 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c50cd207/cade58992e234201895d43c61445e679/FLAGa8b43d910 [2019-11-27 15:42:54,354 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c50cd207/cade58992e234201895d43c61445e679 [2019-11-27 15:42:54,366 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:54,368 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:54,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:54,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:54,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:54,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54, skipping insertion in model container [2019-11-27 15:42:54,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,415 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:54,518 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:55,586 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:55,601 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:55,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:55,903 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:55,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:55 WrapperNode [2019-11-27 15:42:55,908 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:55,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:55,912 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:55,912 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:55,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:55" (1/1) ... [2019-11-27 15:42:55,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:55" (1/1) ... [2019-11-27 15:42:56,133 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:56,135 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:56,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:56,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:56,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:55" (1/1) ... [2019-11-27 15:42:56,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:55" (1/1) ... [2019-11-27 15:42:56,179 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:55" (1/1) ... [2019-11-27 15:42:56,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:55" (1/1) ... [2019-11-27 15:42:56,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:55" (1/1) ... [2019-11-27 15:42:56,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:55" (1/1) ... [2019-11-27 15:42:56,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:55" (1/1) ... [2019-11-27 15:42:56,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:56,324 INFO L168 Benchmark]: Toolchain (without parser) took 1949.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.6 MB in the end (delta: 53.9 kB). Peak memory consumption was 119.4 kB. Max. memory is 12.5 GB. [2019-11-27 15:42:56,328 INFO L168 Benchmark]: CDTParser took 1.32 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 15:42:56,330 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1536.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:56,334 INFO L168 Benchmark]: Boogie Procedure Inliner took 225.14 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:56,340 INFO L168 Benchmark]: Boogie Preprocessor took 179.77 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:56,350 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.32 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 1536.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 225.14 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 179.77 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:43:00,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:00,234 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:00,263 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:00,264 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:00,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:00,274 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:00,294 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:00,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:00,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:00,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:00,310 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:00,313 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:00,317 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:00,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:00,325 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:00,330 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:00,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:00,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:00,348 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:00,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:00,365 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:00,369 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:00,371 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:00,380 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:00,380 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:00,381 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:00,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:00,385 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:00,386 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:00,388 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:00,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:00,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:00,397 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:00,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:00,400 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:00,401 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:00,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:00,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:00,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:00,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:00,410 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:00,451 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:00,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:00,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:00,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:00,458 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:00,460 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:00,460 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:00,463 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:00,463 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:00,464 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:00,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:00,465 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:00,466 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:00,466 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:00,467 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:00,467 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:00,467 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:00,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:00,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:00,470 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:00,471 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:00,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:00,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:00,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:00,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:00,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:00,475 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:00,475 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:00,476 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:00,476 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:00,477 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 -> d8d538e1ac6fe0032b06b927dcecfa9322a9ca23 [2019-11-27 15:43:01,078 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:01,108 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:01,118 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:01,120 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:01,121 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:01,122 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label58.c [2019-11-27 15:43:01,280 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49c224db6/abe8a482c6d44edabffe8f5d4c66e2f5/FLAG13856cc2e [2019-11-27 15:43:02,555 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:02,558 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label58.c [2019-11-27 15:43:02,589 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49c224db6/abe8a482c6d44edabffe8f5d4c66e2f5/FLAG13856cc2e [2019-11-27 15:43:02,627 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49c224db6/abe8a482c6d44edabffe8f5d4c66e2f5 [2019-11-27 15:43:02,639 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:02,644 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:02,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:02,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:02,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:02,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02, skipping insertion in model container [2019-11-27 15:43:02,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:02,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:03,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:03,732 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:04,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:04,065 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:04,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04 WrapperNode [2019-11-27 15:43:04,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:04,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:04,074 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:04,074 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:04,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:04,144 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:04,288 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:04,295 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:04,295 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:04,296 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:04,331 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:04,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:04,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:04,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:04,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:04,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:04,460 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:04,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:04,505 INFO L168 Benchmark]: Toolchain (without parser) took 1857.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.6 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:04,509 INFO L168 Benchmark]: CDTParser took 2.65 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:04,511 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1424.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 968.1 MB in the end (delta: -637.5 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:04,520 INFO L168 Benchmark]: Boogie Procedure Inliner took 223.88 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:04,521 INFO L168 Benchmark]: Boogie Preprocessor took 201.31 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:04,531 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.65 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 1424.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 968.1 MB in the end (delta: -637.5 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 223.88 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 201.31 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...