./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label49.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_label49.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 30fd3e3a0109919a9e7322c8f43fc597d795a0df ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label49.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 30fd3e3a0109919a9e7322c8f43fc597d795a0df ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:24:01,413 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:01,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:01,441 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:01,443 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:01,446 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:01,460 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:01,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:01,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:01,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:01,492 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:01,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:01,499 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:01,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:01,510 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:01,512 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:01,514 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:01,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:01,523 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:01,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:01,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:01,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:01,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:01,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:01,558 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:01,562 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:01,562 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:01,565 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:01,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:01,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:01,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:01,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:01,574 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:01,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:01,582 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:01,583 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:01,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:01,585 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:01,585 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:01,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:01,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:01,595 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:24:01,632 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:01,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:01,639 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:01,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:01,642 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:01,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:01,643 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:01,643 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:24:01,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:01,644 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:01,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:01,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:01,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:01,650 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:01,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:01,650 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:01,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:01,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:01,651 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:01,654 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:01,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:01,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:01,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:01,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:01,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:01,656 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:24:01,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:24:01,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:01,660 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 -> 30fd3e3a0109919a9e7322c8f43fc597d795a0df [2019-11-27 09:24:02,229 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:02,259 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:02,264 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:02,271 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:02,273 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:02,274 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label49.c [2019-11-27 09:24:02,433 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c8d4f05b/713ebf758c024b80bf5407df74ef2a65/FLAG445e0a67c [2019-11-27 09:24:04,528 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:04,529 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label49.c [2019-11-27 09:24:04,654 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c8d4f05b/713ebf758c024b80bf5407df74ef2a65/FLAG445e0a67c [2019-11-27 09:24:04,689 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c8d4f05b/713ebf758c024b80bf5407df74ef2a65 [2019-11-27 09:24:04,697 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:04,701 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:04,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:04,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:04,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:04,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:04" (1/1) ... [2019-11-27 09:24:04,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:04, skipping insertion in model container [2019-11-27 09:24:04,728 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:04" (1/1) ... [2019-11-27 09:24:04,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:05,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:10,514 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:10,530 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:24:14,019 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:14,196 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:24:14,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:14 WrapperNode [2019-11-27 09:24:14,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:14,201 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:14,204 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:24:14,204 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:24:14,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:14" (1/1) ... [2019-11-27 09:24:14,381 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:14" (1/1) ... [2019-11-27 09:24:15,100 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:15,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:24:15,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:24:15,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:24:15,124 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:14" (1/1) ... [2019-11-27 09:24:15,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:14" (1/1) ... [2019-11-27 09:24:15,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:14" (1/1) ... [2019-11-27 09:24:15,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:14" (1/1) ... [2019-11-27 09:24:15,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:14" (1/1) ... [2019-11-27 09:24:15,674 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:14" (1/1) ... [2019-11-27 09:24:15,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:14" (1/1) ... [2019-11-27 09:24:15,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:15,902 INFO L168 Benchmark]: Toolchain (without parser) took 11194.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 734.7 MB in the end (delta: 198.2 MB). Peak memory consumption was 198.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:15,903 INFO L168 Benchmark]: CDTParser took 1.44 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 09:24:15,907 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9494.89 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 875.1 MB in the end (delta: 57.8 MB). Peak memory consumption was 271.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:15,910 INFO L168 Benchmark]: Boogie Procedure Inliner took 900.58 ms. Allocated memory is still 1.0 GB. Free memory was 875.1 MB in the beginning and 791.2 MB in the end (delta: 83.9 MB). Peak memory consumption was 83.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:15,915 INFO L168 Benchmark]: Boogie Preprocessor took 790.48 ms. Allocated memory is still 1.0 GB. Free memory was 791.2 MB in the beginning and 734.7 MB in the end (delta: 56.5 MB). Peak memory consumption was 56.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:15,925 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.44 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 9494.89 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 875.1 MB in the end (delta: 57.8 MB). Peak memory consumption was 271.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 900.58 ms. Allocated memory is still 1.0 GB. Free memory was 875.1 MB in the beginning and 791.2 MB in the end (delta: 83.9 MB). Peak memory consumption was 83.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 790.48 ms. Allocated memory is still 1.0 GB. Free memory was 791.2 MB in the beginning and 734.7 MB in the end (delta: 56.5 MB). Peak memory consumption was 56.5 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 09:24:19,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:19,821 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:19,855 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:19,859 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:19,862 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:19,864 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:19,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:19,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:19,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:19,894 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:19,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:19,902 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:19,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:19,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:19,915 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:19,918 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:19,919 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:19,923 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:19,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:19,946 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:19,951 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:19,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:19,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:19,968 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:19,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:19,969 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:19,971 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:19,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:19,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:19,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:19,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:19,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:19,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:19,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:19,988 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:19,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:19,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:19,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:19,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:19,997 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:19,999 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:24:20,041 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:20,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:20,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:20,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:20,050 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:20,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:20,050 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:20,051 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:20,053 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:20,053 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:20,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:20,055 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:20,055 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:24:20,058 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:24:20,059 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:20,059 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:20,059 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:20,060 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:20,060 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:20,060 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:20,060 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:20,063 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:20,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:20,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:20,064 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:20,064 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:20,064 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:24:20,065 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:24:20,066 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:20,066 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:24:20,068 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 -> 30fd3e3a0109919a9e7322c8f43fc597d795a0df [2019-11-27 09:24:20,638 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:20,664 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:20,670 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:20,678 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:20,679 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:20,680 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label49.c [2019-11-27 09:24:20,832 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7758a2458/563f20b4d0604412a765ef76f6c1a083/FLAGcd73aab6a [2019-11-27 09:24:22,924 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:22,928 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label49.c [2019-11-27 09:24:23,053 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7758a2458/563f20b4d0604412a765ef76f6c1a083/FLAGcd73aab6a [2019-11-27 09:24:23,092 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7758a2458/563f20b4d0604412a765ef76f6c1a083 [2019-11-27 09:24:23,102 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:23,104 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:23,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:23,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:23,121 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:23,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:23" (1/1) ... [2019-11-27 09:24:23,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:23, skipping insertion in model container [2019-11-27 09:24:23,131 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:23" (1/1) ... [2019-11-27 09:24:23,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:23,729 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:29,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:29,139 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:24:31,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:32,088 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:24:32,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32 WrapperNode [2019-11-27 09:24:32,090 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:32,091 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:32,091 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:24:32,101 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:24:32,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:32,285 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:32,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:32,798 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:24:32,798 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:24:32,799 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:24:32,824 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:32,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:32,942 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:32,943 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:33,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:33,404 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:33,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:33,775 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:33,784 INFO L168 Benchmark]: Toolchain (without parser) took 10674.85 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 718.6 MB in the end (delta: 214.3 MB). Peak memory consumption was 214.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:33,785 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 09:24:33,789 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8979.76 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 849.0 MB in the end (delta: 83.9 MB). Peak memory consumption was 268.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:33,792 INFO L168 Benchmark]: Boogie Procedure Inliner took 706.55 ms. Allocated memory is still 1.0 GB. Free memory was 849.0 MB in the beginning and 773.8 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:33,796 INFO L168 Benchmark]: Boogie Preprocessor took 977.91 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 718.6 MB in the end (delta: 55.2 MB). Peak memory consumption was 55.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:33,808 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 8979.76 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 849.0 MB in the end (delta: 83.9 MB). Peak memory consumption was 268.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 706.55 ms. Allocated memory is still 1.0 GB. Free memory was 849.0 MB in the beginning and 773.8 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 977.91 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 718.6 MB in the end (delta: 55.2 MB). Peak memory consumption was 55.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...