./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label12.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem05_label12.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 ccb6e72d10b528d34da29870167f79486aa46afd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem05_label12.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 ccb6e72d10b528d34da29870167f79486aa46afd ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:23:21,266 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:21,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:21,307 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:21,307 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:21,310 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:21,315 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:21,327 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:21,336 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:21,342 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:21,344 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:21,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:21,350 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:21,354 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:21,356 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:21,360 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:21,362 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:21,365 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:21,369 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:21,375 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:21,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:21,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:21,392 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:21,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:21,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:21,407 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:21,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:21,412 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:21,413 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:21,414 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:21,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:21,417 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:21,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:21,421 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:21,425 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:21,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:21,430 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:21,430 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:21,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:21,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:21,436 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:21,438 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:23:21,497 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:21,497 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:21,499 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:21,499 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:21,499 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:21,500 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:21,504 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:21,504 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:23:21,504 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:21,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:21,505 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:21,505 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:21,505 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:21,506 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:21,506 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:21,510 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:21,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:21,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:21,513 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:21,513 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:21,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:21,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:21,514 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:21,518 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:21,518 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:21,518 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:23:21,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:23:21,519 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:21,520 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 -> ccb6e72d10b528d34da29870167f79486aa46afd [2019-11-27 09:23:22,044 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:22,071 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:22,080 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:22,082 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:22,084 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:22,089 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label12.c [2019-11-27 09:23:22,241 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1579bf8a3/2e1f4ec746164536b5b7124274019154/FLAGd548e9b30 [2019-11-27 09:23:24,481 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:24,484 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label12.c [2019-11-27 09:23:24,630 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1579bf8a3/2e1f4ec746164536b5b7124274019154/FLAGd548e9b30 [2019-11-27 09:23:24,679 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1579bf8a3/2e1f4ec746164536b5b7124274019154 [2019-11-27 09:23:24,688 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:24,691 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:24,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:24,700 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:24,706 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:24,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:24" (1/1) ... [2019-11-27 09:23:24,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:24, skipping insertion in model container [2019-11-27 09:23:24,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:24" (1/1) ... [2019-11-27 09:23:24,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:25,291 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:30,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:30,270 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:33,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:33,536 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:33,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:33 WrapperNode [2019-11-27 09:23:33,540 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:33,541 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:33,541 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:33,541 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:33,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:33" (1/1) ... [2019-11-27 09:23:33,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:33" (1/1) ... [2019-11-27 09:23:34,416 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:34,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:34,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:34,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:34,445 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:33" (1/1) ... [2019-11-27 09:23:34,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:33" (1/1) ... [2019-11-27 09:23:34,570 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:33" (1/1) ... [2019-11-27 09:23:34,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:33" (1/1) ... [2019-11-27 09:23:34,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:33" (1/1) ... [2019-11-27 09:23:35,116 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:33" (1/1) ... [2019-11-27 09:23:35,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:33" (1/1) ... [2019-11-27 09:23:35,398 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:35,407 INFO L168 Benchmark]: Toolchain (without parser) took 10709.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 733.3 MB in the end (delta: 199.6 MB). Peak memory consumption was 199.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:35,409 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:23:35,414 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8840.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 870.5 MB in the end (delta: 62.4 MB). Peak memory consumption was 270.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:35,416 INFO L168 Benchmark]: Boogie Procedure Inliner took 879.45 ms. Allocated memory is still 1.0 GB. Free memory was 870.5 MB in the beginning and 789.4 MB in the end (delta: 81.1 MB). Peak memory consumption was 81.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:35,421 INFO L168 Benchmark]: Boogie Preprocessor took 977.34 ms. Allocated memory is still 1.0 GB. Free memory was 789.4 MB in the beginning and 733.3 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:35,430 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 8840.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 870.5 MB in the end (delta: 62.4 MB). Peak memory consumption was 270.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 879.45 ms. Allocated memory is still 1.0 GB. Free memory was 870.5 MB in the beginning and 789.4 MB in the end (delta: 81.1 MB). Peak memory consumption was 81.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 977.34 ms. Allocated memory is still 1.0 GB. Free memory was 789.4 MB in the beginning and 733.3 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:23:39,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:39,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:39,344 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:39,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:39,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:39,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:39,369 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:39,373 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:39,379 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:39,381 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:39,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:39,388 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:39,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:39,396 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:39,401 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:39,404 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:39,409 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:39,414 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:39,423 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:39,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:39,440 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:39,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:39,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:39,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:39,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:39,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:39,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:39,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:39,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:39,464 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:39,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:39,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:39,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:39,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:39,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:39,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:39,478 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:39,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:39,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:39,484 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:39,485 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:23:39,528 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:39,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:39,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:39,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:39,533 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:39,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:39,536 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:39,536 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:39,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:39,537 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:39,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:39,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:39,541 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:23:39,542 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:23:39,542 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:39,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:39,543 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:39,543 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:39,543 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:39,546 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:39,546 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:39,546 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:39,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:39,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:39,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:39,548 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:39,549 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:23:39,549 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:23:39,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:39,551 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:23:39,552 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 -> ccb6e72d10b528d34da29870167f79486aa46afd [2019-11-27 09:23:40,203 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:40,232 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:40,242 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:40,247 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:40,248 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:40,249 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label12.c [2019-11-27 09:23:40,411 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d1d9916a/1a3f04c613944f7facaebaa7980b499e/FLAG095726889 [2019-11-27 09:23:42,514 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:42,516 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label12.c [2019-11-27 09:23:42,657 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d1d9916a/1a3f04c613944f7facaebaa7980b499e/FLAG095726889 [2019-11-27 09:23:42,698 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d1d9916a/1a3f04c613944f7facaebaa7980b499e [2019-11-27 09:23:42,709 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:42,711 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:42,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:42,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:42,726 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:42,727 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:42" (1/1) ... [2019-11-27 09:23:42,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:42, skipping insertion in model container [2019-11-27 09:23:42,737 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:42" (1/1) ... [2019-11-27 09:23:42,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:43,271 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:48,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:48,596 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:51,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:51,610 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:51,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:51 WrapperNode [2019-11-27 09:23:51,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:51,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:51,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:51,617 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:51,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:51" (1/1) ... [2019-11-27 09:23:51,816 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:51" (1/1) ... [2019-11-27 09:23:52,570 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:52,574 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:52,576 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:52,576 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:52,606 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:51" (1/1) ... [2019-11-27 09:23:52,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:51" (1/1) ... [2019-11-27 09:23:52,727 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:51" (1/1) ... [2019-11-27 09:23:52,731 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:51" (1/1) ... [2019-11-27 09:23:53,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:51" (1/1) ... [2019-11-27 09:23:53,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:51" (1/1) ... [2019-11-27 09:23:53,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:51" (1/1) ... [2019-11-27 09:23:53,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:53,402 INFO L168 Benchmark]: Toolchain (without parser) took 10685.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 710.2 MB in the end (delta: 228.4 MB). Peak memory consumption was 228.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:53,403 INFO L168 Benchmark]: CDTParser took 3.50 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 09:23:53,409 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8901.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 851.4 MB in the end (delta: 87.2 MB). Peak memory consumption was 273.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:53,411 INFO L168 Benchmark]: Boogie Procedure Inliner took 956.42 ms. Allocated memory is still 1.0 GB. Free memory was 851.4 MB in the beginning and 770.4 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:53,416 INFO L168 Benchmark]: Boogie Preprocessor took 820.19 ms. Allocated memory is still 1.0 GB. Free memory was 770.4 MB in the beginning and 710.2 MB in the end (delta: 60.2 MB). Peak memory consumption was 60.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:53,427 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.50 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 8901.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 851.4 MB in the end (delta: 87.2 MB). Peak memory consumption was 273.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 956.42 ms. Allocated memory is still 1.0 GB. Free memory was 851.4 MB in the beginning and 770.4 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 820.19 ms. Allocated memory is still 1.0 GB. Free memory was 770.4 MB in the beginning and 710.2 MB in the end (delta: 60.2 MB). Peak memory consumption was 60.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...