./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label08.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem06_label08.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 5e4fe70c2c8fd564cc6632e67399320ffae1e506 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label08.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 5e4fe70c2c8fd564cc6632e67399320ffae1e506 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:46:17,488 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:17,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:17,530 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:17,532 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:17,537 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:17,539 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:17,557 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:17,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:17,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:17,570 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:17,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:17,575 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:17,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:17,584 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:17,587 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:17,592 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:17,594 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:17,598 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:17,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:17,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:17,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:17,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:17,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:17,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:17,639 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:17,639 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:17,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:17,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:17,647 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:17,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:17,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:17,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:17,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:17,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:17,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:17,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:17,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:17,663 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:17,664 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:17,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:17,669 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:46:17,710 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:17,711 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:17,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:17,720 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:17,720 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:17,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:17,721 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:17,721 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:46:17,723 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:17,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:17,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:17,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:17,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:17,729 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:17,729 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:17,730 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:17,730 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:17,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:17,731 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:17,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:17,734 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:17,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:17,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:17,735 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:17,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:17,736 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:46:17,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:46:17,741 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:17,741 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 -> 5e4fe70c2c8fd564cc6632e67399320ffae1e506 [2019-11-27 15:46:18,293 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:18,321 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:18,330 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:18,332 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:18,334 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:18,338 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label08.c [2019-11-27 15:46:18,493 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/320cd624e/32b494d622514eafb897c679fb3c8270/FLAGe1a565c5f [2019-11-27 15:46:20,425 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:20,426 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label08.c [2019-11-27 15:46:20,543 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/320cd624e/32b494d622514eafb897c679fb3c8270/FLAGe1a565c5f [2019-11-27 15:46:20,581 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/320cd624e/32b494d622514eafb897c679fb3c8270 [2019-11-27 15:46:20,594 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:20,596 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:20,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:20,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:20,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:20,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:20" (1/1) ... [2019-11-27 15:46:20,620 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 03:46:20, skipping insertion in model container [2019-11-27 15:46:20,622 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:20" (1/1) ... [2019-11-27 15:46:20,642 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:21,217 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:25,884 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:25,902 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:28,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:28,936 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:28,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:28 WrapperNode [2019-11-27 15:46:28,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:28,940 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:28,941 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:28,941 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:28,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:28" (1/1) ... [2019-11-27 15:46:29,132 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:28" (1/1) ... [2019-11-27 15:46:29,783 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:29,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:29,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:29,790 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:29,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:28" (1/1) ... [2019-11-27 15:46:29,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:28" (1/1) ... [2019-11-27 15:46:29,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:28" (1/1) ... [2019-11-27 15:46:29,941 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:28" (1/1) ... [2019-11-27 15:46:30,231 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:28" (1/1) ... [2019-11-27 15:46:30,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:28" (1/1) ... [2019-11-27 15:46:30,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:28" (1/1) ... [2019-11-27 15:46:30,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:30,551 INFO L168 Benchmark]: Toolchain (without parser) took 9946.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 786.4 MB in the end (delta: 146.6 MB). Peak memory consumption was 146.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:30,552 INFO L168 Benchmark]: CDTParser took 0.40 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 15:46:30,557 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8340.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 911.5 MB in the end (delta: 21.6 MB). Peak memory consumption was 274.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:30,558 INFO L168 Benchmark]: Boogie Procedure Inliner took 846.05 ms. Allocated memory is still 1.0 GB. Free memory was 911.5 MB in the beginning and 832.8 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:30,563 INFO L168 Benchmark]: Boogie Preprocessor took 753.09 ms. Allocated memory is still 1.0 GB. Free memory was 832.8 MB in the beginning and 786.4 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:30,573 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 8340.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 911.5 MB in the end (delta: 21.6 MB). Peak memory consumption was 274.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 846.05 ms. Allocated memory is still 1.0 GB. Free memory was 911.5 MB in the beginning and 832.8 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 753.09 ms. Allocated memory is still 1.0 GB. Free memory was 832.8 MB in the beginning and 786.4 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 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 0.1.24-509859d [2019-11-27 15:46:34,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:34,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:34,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:34,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:34,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:34,614 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:34,630 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:34,632 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:34,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:34,643 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:34,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:34,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:34,653 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:34,657 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:34,663 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:34,667 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:34,670 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:34,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:34,684 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:34,691 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:34,697 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:34,701 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:34,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:34,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:34,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:34,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:34,718 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:34,719 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:34,720 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:34,724 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:34,725 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:34,726 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:34,727 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:34,731 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:34,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:34,736 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:34,737 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:34,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:34,742 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:34,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:34,746 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:46:34,798 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:34,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:34,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:34,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:34,806 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:34,806 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:34,807 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:34,808 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:34,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:34,808 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:34,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:34,811 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:34,812 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:46:34,814 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:46:34,815 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:34,815 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:34,815 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:34,816 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:34,816 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:34,819 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:34,819 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:34,820 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:34,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:34,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:34,821 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:34,821 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:34,821 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:46:34,824 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:46:34,824 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:34,824 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:46:34,826 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 -> 5e4fe70c2c8fd564cc6632e67399320ffae1e506 [2019-11-27 15:46:35,397 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:35,431 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:35,435 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:35,442 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:35,445 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:35,447 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label08.c [2019-11-27 15:46:35,607 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25a32b821/5bfdc9214a10409f85e95a94b6aab616/FLAGad73f79e0 [2019-11-27 15:46:37,535 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:37,536 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label08.c [2019-11-27 15:46:37,660 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25a32b821/5bfdc9214a10409f85e95a94b6aab616/FLAGad73f79e0 [2019-11-27 15:46:37,793 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25a32b821/5bfdc9214a10409f85e95a94b6aab616 [2019-11-27 15:46:37,802 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:37,807 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:37,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:37,812 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:37,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:37,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:37" (1/1) ... [2019-11-27 15:46:37,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab76006 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:37, skipping insertion in model container [2019-11-27 15:46:37,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:37" (1/1) ... [2019-11-27 15:46:37,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:38,474 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:43,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:43,524 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:46,177 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:46,310 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:46,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:46 WrapperNode [2019-11-27 15:46:46,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:46,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:46,320 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:46,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:46,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:46" (1/1) ... [2019-11-27 15:46:46,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:46" (1/1) ... [2019-11-27 15:46:47,235 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:47,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:47,238 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:47,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:47,260 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:46" (1/1) ... [2019-11-27 15:46:47,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:46" (1/1) ... [2019-11-27 15:46:47,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:46" (1/1) ... [2019-11-27 15:46:47,365 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:46" (1/1) ... [2019-11-27 15:46:47,676 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:46" (1/1) ... [2019-11-27 15:46:47,752 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:46" (1/1) ... [2019-11-27 15:46:47,862 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:46" (1/1) ... [2019-11-27 15:46:47,970 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:47,980 INFO L168 Benchmark]: Toolchain (without parser) took 10169.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.5 MB in the beginning and 799.7 MB in the end (delta: 131.8 MB). Peak memory consumption was 131.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:47,981 INFO L168 Benchmark]: CDTParser took 2.97 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 15:46:47,988 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8500.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.5 MB in the beginning and 925.0 MB in the end (delta: 6.4 MB). Peak memory consumption was 277.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:47,990 INFO L168 Benchmark]: Boogie Procedure Inliner took 918.53 ms. Allocated memory is still 1.0 GB. Free memory was 925.0 MB in the beginning and 852.4 MB in the end (delta: 72.6 MB). Peak memory consumption was 72.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:47,992 INFO L168 Benchmark]: Boogie Preprocessor took 734.69 ms. Allocated memory is still 1.0 GB. Free memory was 852.4 MB in the beginning and 799.7 MB in the end (delta: 52.7 MB). Peak memory consumption was 52.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:48,002 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.97 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 8500.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.5 MB in the beginning and 925.0 MB in the end (delta: 6.4 MB). Peak memory consumption was 277.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 918.53 ms. Allocated memory is still 1.0 GB. Free memory was 925.0 MB in the beginning and 852.4 MB in the end (delta: 72.6 MB). Peak memory consumption was 72.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 734.69 ms. Allocated memory is still 1.0 GB. Free memory was 852.4 MB in the beginning and 799.7 MB in the end (delta: 52.7 MB). Peak memory consumption was 52.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...