./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label34.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/Problem12_label34.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 1271bc061b1133aa021e0d67d74bc738bbb9eb29 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label34.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 1271bc061b1133aa021e0d67d74bc738bbb9eb29 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:33:52,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:52,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:52,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:52,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:52,392 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:52,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:52,414 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:52,417 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:52,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:52,427 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:52,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:52,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:52,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:52,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:52,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:52,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:52,459 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:52,462 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:52,471 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:52,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:52,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:52,490 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:52,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:52,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:52,503 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:52,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:52,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:52,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:52,509 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:52,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:52,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:52,515 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:52,521 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:52,523 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:52,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:52,525 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:52,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:52,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:52,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:52,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:52,537 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:52,576 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:52,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:52,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:52,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:52,583 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:52,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:52,586 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:52,586 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:52,586 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:52,587 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:52,588 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:52,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:52,591 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:52,591 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:52,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:52,592 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:52,592 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:52,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:52,593 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:52,593 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:52,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:52,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:52,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:52,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:52,596 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:52,597 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:52,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:52,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:52,598 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 -> 1271bc061b1133aa021e0d67d74bc738bbb9eb29 [2019-11-27 09:33:53,141 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:53,172 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:53,181 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:53,186 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:53,187 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:53,188 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label34.c [2019-11-27 09:33:53,353 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80eebbdf4/f4f40f17ac744e20b5b94d6d22d14ca3/FLAG3d3f989a4 [2019-11-27 09:33:55,111 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:55,112 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label34.c [2019-11-27 09:33:55,173 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80eebbdf4/f4f40f17ac744e20b5b94d6d22d14ca3/FLAG3d3f989a4 [2019-11-27 09:33:55,216 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80eebbdf4/f4f40f17ac744e20b5b94d6d22d14ca3 [2019-11-27 09:33:55,225 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:55,230 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:55,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:55,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:55,242 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:55,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:55" (1/1) ... [2019-11-27 09:33:55,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6876a529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:55, skipping insertion in model container [2019-11-27 09:33:55,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:55" (1/1) ... [2019-11-27 09:33:55,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:55,543 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:58,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:58,357 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:59,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:59,711 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:59,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:59 WrapperNode [2019-11-27 09:33:59,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:59,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:59,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:59,722 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:59,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:59" (1/1) ... [2019-11-27 09:33:59,863 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:59" (1/1) ... [2019-11-27 09:34:00,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:00,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:00,520 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:00,522 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:00,548 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:59" (1/1) ... [2019-11-27 09:34:00,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:59" (1/1) ... [2019-11-27 09:34:00,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:59" (1/1) ... [2019-11-27 09:34:00,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:59" (1/1) ... [2019-11-27 09:34:00,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:59" (1/1) ... [2019-11-27 09:34:01,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:59" (1/1) ... [2019-11-27 09:34:01,109 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:59" (1/1) ... [2019-11-27 09:34:01,294 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:01,746 INFO L168 Benchmark]: Toolchain (without parser) took 6514.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 924.6 MB in the end (delta: 25.6 MB). Peak memory consumption was 305.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:01,747 INFO L168 Benchmark]: CDTParser took 0.31 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 09:34:01,749 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4482.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.9 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:01,750 INFO L168 Benchmark]: Boogie Procedure Inliner took 798.03 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:01,752 INFO L168 Benchmark]: Boogie Preprocessor took 775.00 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 717.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:01,758 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 4482.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.9 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 798.03 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 775.00 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 717.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 09:34:05,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:05,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:05,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:05,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:05,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:05,860 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:05,875 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:05,880 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:05,885 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:05,890 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:05,893 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:05,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:05,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:05,908 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:05,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:05,915 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:05,919 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:05,924 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:05,934 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:05,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:05,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:05,952 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:05,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:05,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:05,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:05,966 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:05,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:05,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:05,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:05,974 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:05,975 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:05,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:05,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:05,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:05,985 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:05,988 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:05,988 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:05,988 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:05,989 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:05,993 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:05,995 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:34:06,034 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:06,035 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:06,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:06,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:06,048 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:06,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:06,050 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:06,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:06,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:06,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:06,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:06,054 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:06,054 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:34:06,055 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:34:06,057 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:06,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:06,057 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:06,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:06,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:06,058 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:06,060 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:06,060 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:06,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:06,063 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:06,063 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:06,063 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:06,064 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:34:06,064 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:34:06,065 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:06,065 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:34:06,067 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 -> 1271bc061b1133aa021e0d67d74bc738bbb9eb29 [2019-11-27 09:34:06,698 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:06,728 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:06,735 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:06,740 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:06,743 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:06,745 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label34.c [2019-11-27 09:34:06,918 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bc1ca7b9/91dd022f3f4242e088e347f3d0a1280f/FLAG492de401f [2019-11-27 09:34:08,675 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:08,676 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label34.c [2019-11-27 09:34:08,760 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bc1ca7b9/91dd022f3f4242e088e347f3d0a1280f/FLAG492de401f [2019-11-27 09:34:08,799 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bc1ca7b9/91dd022f3f4242e088e347f3d0a1280f [2019-11-27 09:34:08,808 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:08,815 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:08,817 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:08,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:08,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:08,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:08" (1/1) ... [2019-11-27 09:34:08,838 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 09:34:08, skipping insertion in model container [2019-11-27 09:34:08,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:08" (1/1) ... [2019-11-27 09:34:08,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:09,165 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:12,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:12,460 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:14,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:14,214 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:14,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:14 WrapperNode [2019-11-27 09:34:14,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:14,220 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:14,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:14,223 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:14,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:14" (1/1) ... [2019-11-27 09:34:14,369 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:14" (1/1) ... [2019-11-27 09:34:14,759 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:14,762 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:14,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:14,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:14,786 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:14" (1/1) ... [2019-11-27 09:34:14,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:14" (1/1) ... [2019-11-27 09:34:14,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:14" (1/1) ... [2019-11-27 09:34:14,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:14" (1/1) ... [2019-11-27 09:34:15,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:14" (1/1) ... [2019-11-27 09:34:15,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:14" (1/1) ... [2019-11-27 09:34:15,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:14" (1/1) ... [2019-11-27 09:34:15,722 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:15,733 INFO L168 Benchmark]: Toolchain (without parser) took 6917.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 937.7 MB in the end (delta: 12.5 MB). Peak memory consumption was 285.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:15,735 INFO L168 Benchmark]: CDTParser took 0.39 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 09:34:15,738 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5402.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 774.9 MB in the end (delta: 175.4 MB). Peak memory consumption was 175.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:15,741 INFO L168 Benchmark]: Boogie Procedure Inliner took 541.86 ms. Allocated memory is still 1.0 GB. Free memory was 774.9 MB in the beginning and 740.2 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:15,748 INFO L168 Benchmark]: Boogie Preprocessor took 964.65 ms. Allocated memory is still 1.0 GB. Free memory was 740.2 MB in the beginning and 937.7 MB in the end (delta: -197.5 MB). Peak memory consumption was 75.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:15,757 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 5402.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 774.9 MB in the end (delta: 175.4 MB). Peak memory consumption was 175.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 541.86 ms. Allocated memory is still 1.0 GB. Free memory was 774.9 MB in the beginning and 740.2 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 964.65 ms. Allocated memory is still 1.0 GB. Free memory was 740.2 MB in the beginning and 937.7 MB in the end (delta: -197.5 MB). Peak memory consumption was 75.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...