./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label35.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_label35.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 3fbeaa060ebb85c922b9024c98082e713ad0736c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label35.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 3fbeaa060ebb85c922b9024c98082e713ad0736c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:46:40,299 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:40,303 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:40,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:40,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:40,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:40,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:40,367 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:40,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:40,376 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:40,378 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:40,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:40,386 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:40,390 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:40,392 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:40,397 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:40,401 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:40,404 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:40,409 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:40,417 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:40,426 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:40,432 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:40,434 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:40,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:40,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:40,449 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:40,449 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:40,453 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:40,454 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:40,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:40,457 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:40,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:40,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:40,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:40,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:40,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:40,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:40,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:40,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:40,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:40,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:40,478 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:40,518 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:40,520 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:40,525 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:40,528 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:40,528 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:40,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:40,529 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:40,529 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:40,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:40,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:40,532 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:40,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:40,533 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:40,536 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:40,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:40,537 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:40,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:40,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:40,538 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:40,538 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:40,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:40,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:40,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:40,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:40,543 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:40,544 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:40,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:40,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:40,545 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 -> 3fbeaa060ebb85c922b9024c98082e713ad0736c [2019-11-26 16:46:41,110 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:41,138 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:41,145 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:41,150 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:41,151 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:41,153 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label35.c [2019-11-26 16:46:41,329 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e233957aa/896b835832e54e3a8b0be4d53c236aec/FLAG599ebf3e2 [2019-11-26 16:46:42,775 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:42,778 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label35.c [2019-11-26 16:46:42,849 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e233957aa/896b835832e54e3a8b0be4d53c236aec/FLAG599ebf3e2 [2019-11-26 16:46:42,888 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e233957aa/896b835832e54e3a8b0be4d53c236aec [2019-11-26 16:46:42,897 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:42,902 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:42,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:42,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:42,909 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:42,915 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:42" (1/1) ... [2019-11-26 16:46:42,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:42, skipping insertion in model container [2019-11-26 16:46:42,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:42" (1/1) ... [2019-11-26 16:46:42,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:43,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:45,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:45,989 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:47,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:47,418 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:47,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47 WrapperNode [2019-11-26 16:46:47,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:47,425 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:47,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:47,428 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:47,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:47,570 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:48,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:48,252 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:48,252 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:48,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,352 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,699 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,773 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:49,751 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:49,760 INFO L168 Benchmark]: Toolchain (without parser) took 6852.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 910.6 MB in the end (delta: 39.6 MB). Peak memory consumption was 319.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:49,761 INFO L168 Benchmark]: CDTParser took 2.02 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. [2019-11-26 16:46:49,765 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4519.91 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. [2019-11-26 16:46:49,766 INFO L168 Benchmark]: Boogie Procedure Inliner took 826.45 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 752.2 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:49,770 INFO L168 Benchmark]: Boogie Preprocessor took 1499.97 ms. Allocated memory is still 1.0 GB. Free memory was 752.2 MB in the beginning and 910.6 MB in the end (delta: -158.4 MB). Peak memory consumption was 121.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:49,780 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.02 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 4519.91 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 826.45 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 752.2 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1499.97 ms. Allocated memory is still 1.0 GB. Free memory was 752.2 MB in the beginning and 910.6 MB in the end (delta: -158.4 MB). Peak memory consumption was 121.0 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 0.1.24-025d5a2 [2019-11-26 16:46:53,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:53,600 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:53,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:53,637 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:53,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:53,643 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:53,657 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:53,664 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:53,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:53,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:53,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:53,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:53,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:53,685 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:53,687 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:53,691 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:53,692 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:53,699 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:53,705 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:53,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:53,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:53,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:53,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:53,735 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:53,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:53,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:53,740 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:53,741 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:53,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:53,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:53,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:53,749 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:53,750 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:53,753 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:53,754 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:53,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:53,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:53,757 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:53,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:53,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:53,765 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:53,815 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:53,823 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:53,824 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:53,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:53,829 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:53,831 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:53,831 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:53,831 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:53,832 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:53,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:53,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:53,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:53,835 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:53,837 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:53,837 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:53,837 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:53,839 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:53,839 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:53,839 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:53,840 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:53,840 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:53,842 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:53,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:53,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:53,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:53,844 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:53,844 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:53,846 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:53,847 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:53,847 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:53,848 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 -> 3fbeaa060ebb85c922b9024c98082e713ad0736c [2019-11-26 16:46:54,391 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:54,434 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:54,440 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:54,448 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:54,449 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:54,452 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label35.c [2019-11-26 16:46:54,613 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a43e96eb/4e40b57533a84dedad657b8174997895/FLAG956aba71f [2019-11-26 16:46:56,221 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:56,222 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label35.c [2019-11-26 16:46:56,298 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a43e96eb/4e40b57533a84dedad657b8174997895/FLAG956aba71f [2019-11-26 16:46:56,336 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a43e96eb/4e40b57533a84dedad657b8174997895 [2019-11-26 16:46:56,345 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:56,350 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:56,357 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:56,357 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:56,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:56,365 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:56" (1/1) ... [2019-11-26 16:46:56,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:56, skipping insertion in model container [2019-11-26 16:46:56,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:56" (1/1) ... [2019-11-26 16:46:56,394 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:56,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:59,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:59,869 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:01,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:01,387 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:01,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:01 WrapperNode [2019-11-26 16:47:01,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:01,392 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:01,394 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:01,394 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:01,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:01" (1/1) ... [2019-11-26 16:47:01,558 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:01" (1/1) ... [2019-11-26 16:47:01,902 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:01,907 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:01,907 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:01,908 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:01,928 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:01" (1/1) ... [2019-11-26 16:47:01,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:01" (1/1) ... [2019-11-26 16:47:01,996 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:01" (1/1) ... [2019-11-26 16:47:01,997 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:01" (1/1) ... [2019-11-26 16:47:02,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:01" (1/1) ... [2019-11-26 16:47:02,355 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:01" (1/1) ... [2019-11-26 16:47:02,411 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:01" (1/1) ... [2019-11-26 16:47:02,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:02,849 INFO L168 Benchmark]: Toolchain (without parser) took 6492.33 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 941.9 MB in the end (delta: 8.4 MB). Peak memory consumption was 287.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:02,850 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-26 16:47:02,852 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5034.61 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 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:02,855 INFO L168 Benchmark]: Boogie Procedure Inliner took 514.74 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:02,860 INFO L168 Benchmark]: Boogie Preprocessor took 931.63 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 941.9 MB in the end (delta: -201.2 MB). Peak memory consumption was 78.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:02,868 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 5034.61 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 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 514.74 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 931.63 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 941.9 MB in the end (delta: -201.2 MB). Peak memory consumption was 78.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...