./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem14_label50.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 84719fa7c370f946c431f46475b54ba30487ebc7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label50.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 84719fa7c370f946c431f46475b54ba30487ebc7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:54:36,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:36,090 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:36,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:36,127 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:36,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:36,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:36,154 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:36,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:36,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:36,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:36,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:36,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:36,178 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:36,184 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:36,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:36,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:36,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:36,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:36,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:36,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:36,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:36,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:36,233 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:36,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:36,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:36,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:36,245 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:36,246 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:36,250 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:36,250 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:36,251 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:36,253 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:36,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:36,260 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:36,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:36,264 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:36,266 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:36,266 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:36,267 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:36,271 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:36,273 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:54:36,317 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:36,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:36,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:36,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:36,327 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:36,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:36,329 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:36,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:54:36,332 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:36,332 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:36,334 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:36,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:36,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:36,337 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:36,338 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:36,338 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:36,338 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:36,339 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:36,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:36,340 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:36,342 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:36,342 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:36,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:36,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:36,345 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:36,345 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:36,345 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:54:36,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:54:36,346 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:36,348 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 -> 84719fa7c370f946c431f46475b54ba30487ebc7 [2019-11-24 20:54:37,032 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:37,065 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:37,074 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:37,078 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:37,079 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:37,080 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label50.c [2019-11-24 20:54:37,208 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/273da6171/3f2e859c085c4e05bcccfe909ade9480/FLAG9ac2fb4db [2019-11-24 20:54:38,523 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:38,524 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label50.c [2019-11-24 20:54:38,563 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/273da6171/3f2e859c085c4e05bcccfe909ade9480/FLAG9ac2fb4db [2019-11-24 20:54:39,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/273da6171/3f2e859c085c4e05bcccfe909ade9480 [2019-11-24 20:54:39,074 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:39,082 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:39,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:39,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:39,098 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:39,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:39" (1/1) ... [2019-11-24 20:54:39,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f2c5097 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:39, skipping insertion in model container [2019-11-24 20:54:39,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:39" (1/1) ... [2019-11-24 20:54:39,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:39,255 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:40,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:40,413 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:40,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:40,822 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:40,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:40 WrapperNode [2019-11-24 20:54:40,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:40,830 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:40,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:40,833 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:40,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:40" (1/1) ... [2019-11-24 20:54:40,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:40" (1/1) ... [2019-11-24 20:54:41,090 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:41,093 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:41,094 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:41,094 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:41,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:40" (1/1) ... [2019-11-24 20:54:41,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:40" (1/1) ... [2019-11-24 20:54:41,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:40" (1/1) ... [2019-11-24 20:54:41,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:40" (1/1) ... [2019-11-24 20:54:41,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:40" (1/1) ... [2019-11-24 20:54:41,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:40" (1/1) ... [2019-11-24 20:54:41,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:40" (1/1) ... [2019-11-24 20:54:41,291 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:41,303 INFO L168 Benchmark]: Toolchain (without parser) took 2220.29 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 949.9 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:41,305 INFO L168 Benchmark]: CDTParser took 3.14 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. [2019-11-24 20:54:41,308 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1741.77 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 967.1 MB in the end (delta: 335.8 kB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:41,311 INFO L168 Benchmark]: Boogie Procedure Inliner took 262.44 ms. Allocated memory is still 1.0 GB. Free memory was 967.1 MB in the beginning and 955.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:41,315 INFO L168 Benchmark]: Boogie Preprocessor took 201.49 ms. Allocated memory is still 1.0 GB. Free memory was 955.6 MB in the beginning and 949.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:41,326 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.14 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 1741.77 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 967.1 MB in the end (delta: 335.8 kB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 262.44 ms. Allocated memory is still 1.0 GB. Free memory was 967.1 MB in the beginning and 955.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 201.49 ms. Allocated memory is still 1.0 GB. Free memory was 955.6 MB in the beginning and 949.9 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 0.1.24-32f2683 [2019-11-24 20:54:45,375 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:45,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:45,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:45,419 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:45,424 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:45,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:45,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:45,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:45,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:45,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:45,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:45,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:45,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:45,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:45,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:45,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:45,489 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:45,492 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:45,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:45,509 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:45,517 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:45,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:45,524 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:45,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:45,533 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:45,536 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:45,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:45,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:45,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:45,543 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:45,544 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:45,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:45,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:45,553 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:45,555 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:45,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:45,558 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:45,558 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:45,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:45,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:45,565 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:54:45,607 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:45,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:45,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:45,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:45,616 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:45,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:45,618 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:45,618 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:45,618 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:45,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:45,622 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:45,622 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:45,623 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:45,623 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:54:45,623 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:54:45,624 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:45,626 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:45,626 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:45,626 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:45,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:45,627 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:45,627 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:45,629 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:45,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:45,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:45,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:45,632 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:45,633 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:54:45,633 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:54:45,633 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:45,635 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:54:45,635 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 -> 84719fa7c370f946c431f46475b54ba30487ebc7 [2019-11-24 20:54:46,271 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:46,308 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:46,312 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:46,317 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:46,322 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:46,323 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label50.c [2019-11-24 20:54:46,484 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2e662757/81f510a6c90040009fa3d05848f61497/FLAGa9e5511a4 [2019-11-24 20:54:47,858 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:47,860 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label50.c [2019-11-24 20:54:47,892 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2e662757/81f510a6c90040009fa3d05848f61497/FLAGa9e5511a4 [2019-11-24 20:54:47,930 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2e662757/81f510a6c90040009fa3d05848f61497 [2019-11-24 20:54:47,938 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:47,941 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:47,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:47,947 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:47,954 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:47,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:47" (1/1) ... [2019-11-24 20:54:47,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:47, skipping insertion in model container [2019-11-24 20:54:47,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:47" (1/1) ... [2019-11-24 20:54:47,988 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:48,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:49,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:49,415 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:49,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:49,837 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:49,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:49 WrapperNode [2019-11-24 20:54:49,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:49,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:49,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:49,847 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:49,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:49" (1/1) ... [2019-11-24 20:54:49,924 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:49" (1/1) ... [2019-11-24 20:54:50,052 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:50,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:50,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:50,057 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:50,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:49" (1/1) ... [2019-11-24 20:54:50,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:49" (1/1) ... [2019-11-24 20:54:50,100 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:49" (1/1) ... [2019-11-24 20:54:50,100 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:49" (1/1) ... [2019-11-24 20:54:50,159 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:49" (1/1) ... [2019-11-24 20:54:50,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:49" (1/1) ... [2019-11-24 20:54:50,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:49" (1/1) ... [2019-11-24 20:54:50,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:50,252 INFO L168 Benchmark]: Toolchain (without parser) took 2304.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 944.8 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:50,257 INFO L168 Benchmark]: CDTParser took 2.48 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. [2019-11-24 20:54:50,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1898.17 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 956.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:50,261 INFO L168 Benchmark]: Boogie Procedure Inliner took 209.73 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:50,263 INFO L168 Benchmark]: Boogie Preprocessor took 187.72 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 944.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:50,276 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.48 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 1898.17 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 956.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 209.73 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 187.72 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 944.8 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...