./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label36.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/Problem12_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 f4693b03308f270b06fdc5e9e69e7dad49aacfbe ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_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 f4693b03308f270b06fdc5e9e69e7dad49aacfbe .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:55:41,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:41,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:41,178 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:41,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:41,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:41,191 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:41,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:41,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:41,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:41,209 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:41,218 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:41,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:41,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:41,227 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:41,229 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:41,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:41,234 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:41,236 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:41,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:41,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:41,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:41,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:41,264 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:41,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:41,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:41,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:41,273 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:41,273 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:41,274 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:41,276 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:41,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:41,277 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:41,280 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:41,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:41,284 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:41,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:41,285 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:41,285 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:41,286 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:41,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:41,292 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:41,317 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:41,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:41,323 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:41,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:41,324 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:41,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:41,324 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:41,325 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:41,326 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:41,326 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:41,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:41,327 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:41,327 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:41,329 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:41,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:41,329 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:41,330 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:41,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:41,330 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:41,330 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:41,330 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:41,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:41,332 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:41,332 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:41,332 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:41,333 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:41,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:41,334 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:41,334 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 -> f4693b03308f270b06fdc5e9e69e7dad49aacfbe [2019-11-27 15:55:41,774 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:41,800 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:41,806 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:41,809 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:41,813 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:41,814 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label36.c [2019-11-27 15:55:41,936 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45a19ce38/39dc7114d83c431aa3d37fd83a71448b/FLAG54d13b999 [2019-11-27 15:55:43,063 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:43,067 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label36.c [2019-11-27 15:55:43,129 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45a19ce38/39dc7114d83c431aa3d37fd83a71448b/FLAG54d13b999 [2019-11-27 15:55:43,460 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45a19ce38/39dc7114d83c431aa3d37fd83a71448b [2019-11-27 15:55:43,465 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:43,471 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:43,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:43,476 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:43,479 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:43,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:43" (1/1) ... [2019-11-27 15:55:43,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f652c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:43, skipping insertion in model container [2019-11-27 15:55:43,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:43" (1/1) ... [2019-11-27 15:55:43,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:43,715 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:45,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:45,608 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:46,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:46,550 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:46,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46 WrapperNode [2019-11-27 15:55:46,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:46,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:46,557 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:46,557 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:46,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:46,642 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:47,171 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:47,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:47,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:47,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:47,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:47,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:47,254 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:47,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:47,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:48,113 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:48,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:48,417 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:48,425 INFO L168 Benchmark]: Toolchain (without parser) took 4949.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 913.7 MB in the end (delta: 35.1 MB). Peak memory consumption was 310.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:48,427 INFO L168 Benchmark]: CDTParser took 0.48 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 15:55:48,429 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3082.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 815.0 MB in the end (delta: 133.8 MB). Peak memory consumption was 133.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:48,433 INFO L168 Benchmark]: Boogie Procedure Inliner took 617.21 ms. Allocated memory is still 1.0 GB. Free memory was 815.0 MB in the beginning and 746.3 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:48,436 INFO L168 Benchmark]: Boogie Preprocessor took 1244.80 ms. Allocated memory is still 1.0 GB. Free memory was 746.3 MB in the beginning and 913.7 MB in the end (delta: -167.4 MB). Peak memory consumption was 107.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:48,447 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 3082.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 815.0 MB in the end (delta: 133.8 MB). Peak memory consumption was 133.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 617.21 ms. Allocated memory is still 1.0 GB. Free memory was 815.0 MB in the beginning and 746.3 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1244.80 ms. Allocated memory is still 1.0 GB. Free memory was 746.3 MB in the beginning and 913.7 MB in the end (delta: -167.4 MB). Peak memory consumption was 107.8 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 15:55:51,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:51,203 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:51,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:51,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:51,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:51,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:51,256 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:51,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:51,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:51,269 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:51,274 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:51,274 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:51,276 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:51,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:51,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:51,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:51,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:51,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:51,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:51,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:51,306 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:51,311 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:51,313 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:51,317 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:51,320 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:51,320 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:51,322 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:51,322 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:51,325 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:51,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:51,326 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:51,327 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:51,331 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:51,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:51,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:51,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:51,335 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:51,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:51,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:51,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:51,340 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:51,369 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:51,371 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:51,376 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:51,376 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:51,376 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:51,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:51,377 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:51,377 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:51,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:51,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:51,378 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:51,379 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:51,379 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:51,382 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:51,382 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:51,383 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:51,383 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:51,383 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:51,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:51,383 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:51,384 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:51,384 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:51,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:51,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:51,384 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:51,385 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:51,385 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:51,385 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:51,385 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:51,387 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:51,388 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 -> f4693b03308f270b06fdc5e9e69e7dad49aacfbe [2019-11-27 15:55:51,888 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:51,903 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:51,908 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:51,913 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:51,914 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:51,918 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label36.c [2019-11-27 15:55:52,036 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/549846a7d/3f15c2f0b4184d1f9c9d199ba99fb5c9/FLAG6bf3b7cee [2019-11-27 15:55:53,156 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:53,162 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label36.c [2019-11-27 15:55:53,219 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/549846a7d/3f15c2f0b4184d1f9c9d199ba99fb5c9/FLAG6bf3b7cee [2019-11-27 15:55:53,572 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/549846a7d/3f15c2f0b4184d1f9c9d199ba99fb5c9 [2019-11-27 15:55:53,579 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:53,581 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:53,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:53,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:53,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:53,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:53" (1/1) ... [2019-11-27 15:55:53,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:53, skipping insertion in model container [2019-11-27 15:55:53,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:53" (1/1) ... [2019-11-27 15:55:53,606 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:53,801 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:55,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:56,002 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:57,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:57,213 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:57,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:57 WrapperNode [2019-11-27 15:55:57,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:57,215 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:57,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:57,215 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:57,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:57" (1/1) ... [2019-11-27 15:55:57,321 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:57" (1/1) ... [2019-11-27 15:55:57,564 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:57,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:57,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:57,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:57,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:57" (1/1) ... [2019-11-27 15:55:57,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:57" (1/1) ... [2019-11-27 15:55:57,629 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:57" (1/1) ... [2019-11-27 15:55:57,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:57" (1/1) ... [2019-11-27 15:55:57,784 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:57" (1/1) ... [2019-11-27 15:55:58,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:57" (1/1) ... [2019-11-27 15:55:58,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:57" (1/1) ... [2019-11-27 15:55:58,181 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:58,188 INFO L168 Benchmark]: Toolchain (without parser) took 4602.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 942.9 MB in the end (delta: 7.4 MB). Peak memory consumption was 285.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:58,189 INFO L168 Benchmark]: CDTParser took 0.33 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 15:55:58,191 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3627.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 767.8 MB in the end (delta: 182.4 MB). Peak memory consumption was 182.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:58,192 INFO L168 Benchmark]: Boogie Procedure Inliner took 352.61 ms. Allocated memory is still 1.0 GB. Free memory was 767.8 MB in the beginning and 733.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:58,197 INFO L168 Benchmark]: Boogie Preprocessor took 613.36 ms. Allocated memory is still 1.0 GB. Free memory was 733.5 MB in the beginning and 942.9 MB in the end (delta: -209.4 MB). Peak memory consumption was 68.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:58,203 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 3627.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 767.8 MB in the end (delta: 182.4 MB). Peak memory consumption was 182.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 352.61 ms. Allocated memory is still 1.0 GB. Free memory was 767.8 MB in the beginning and 733.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 613.36 ms. Allocated memory is still 1.0 GB. Free memory was 733.5 MB in the beginning and 942.9 MB in the end (delta: -209.4 MB). Peak memory consumption was 68.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...