./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem05_label20.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 b68303e31754e40374aa4669479e5e1b634b2929 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem05_label20.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 b68303e31754e40374aa4669479e5e1b634b2929 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:42:11,458 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:42:11,464 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:42:11,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:42:11,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:42:11,498 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:42:11,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:42:11,525 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:42:11,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:42:11,534 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:42:11,538 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:42:11,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:42:11,546 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:42:11,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:42:11,555 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:42:11,560 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:42:11,564 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:42:11,566 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:42:11,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:42:11,580 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:42:11,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:42:11,595 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:42:11,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:42:11,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:42:11,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:42:11,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:42:11,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:42:11,615 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:42:11,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:42:11,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:42:11,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:42:11,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:42:11,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:42:11,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:42:11,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:42:11,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:42:11,632 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:42:11,634 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:42:11,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:42:11,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:42:11,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:42:11,644 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:42:11,683 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:42:11,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:42:11,691 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:42:11,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:42:11,692 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:42:11,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:42:11,695 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:42:11,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:42:11,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:42:11,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:42:11,697 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:42:11,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:42:11,700 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:42:11,700 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:42:11,701 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:42:11,701 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:42:11,701 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:42:11,702 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:42:11,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:42:11,705 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:42:11,705 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:42:11,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:42:11,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:42:11,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:42:11,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:42:11,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:42:11,707 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:42:11,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:42:11,710 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:42:11,710 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 -> b68303e31754e40374aa4669479e5e1b634b2929 [2019-11-24 20:42:12,364 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:42:12,394 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:42:12,409 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:42:12,411 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:42:12,412 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:42:12,413 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label20.c [2019-11-24 20:42:12,569 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e0b17fe0/c509f90def6b4d2993e2a83a3587772b/FLAGee1d87e03 [2019-11-24 20:42:14,598 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:42:14,599 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label20.c [2019-11-24 20:42:14,718 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e0b17fe0/c509f90def6b4d2993e2a83a3587772b/FLAGee1d87e03 [2019-11-24 20:42:14,759 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e0b17fe0/c509f90def6b4d2993e2a83a3587772b [2019-11-24 20:42:14,769 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:42:14,771 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:42:14,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:14,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:42:14,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:42:14,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:14" (1/1) ... [2019-11-24 20:42:14,793 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 24.11 08:42:14, skipping insertion in model container [2019-11-24 20:42:14,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:14" (1/1) ... [2019-11-24 20:42:14,814 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:42:15,406 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:42:20,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:20,375 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:42:23,745 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:23,924 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:42:23,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:23 WrapperNode [2019-11-24 20:42:23,928 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:23,929 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:23,929 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:42:23,930 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:42:23,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:23" (1/1) ... [2019-11-24 20:42:24,134 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:23" (1/1) ... [2019-11-24 20:42:24,781 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:24,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:42:24,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:42:24,782 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:42:24,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:23" (1/1) ... [2019-11-24 20:42:24,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:23" (1/1) ... [2019-11-24 20:42:24,929 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:23" (1/1) ... [2019-11-24 20:42:24,933 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:23" (1/1) ... [2019-11-24 20:42:25,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:23" (1/1) ... [2019-11-24 20:42:25,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:23" (1/1) ... [2019-11-24 20:42:25,428 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:23" (1/1) ... [2019-11-24 20:42:25,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:42:25,585 INFO L168 Benchmark]: Toolchain (without parser) took 10805.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 743.6 MB in the end (delta: 195.0 MB). Peak memory consumption was 195.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:25,586 INFO L168 Benchmark]: CDTParser took 0.97 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:42:25,588 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9155.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 879.3 MB in the end (delta: 59.4 MB). Peak memory consumption was 278.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:25,592 INFO L168 Benchmark]: Boogie Procedure Inliner took 852.83 ms. Allocated memory is still 1.0 GB. Free memory was 879.3 MB in the beginning and 799.9 MB in the end (delta: 79.4 MB). Peak memory consumption was 79.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:25,595 INFO L168 Benchmark]: Boogie Preprocessor took 791.82 ms. Allocated memory is still 1.0 GB. Free memory was 799.9 MB in the beginning and 743.6 MB in the end (delta: 56.3 MB). Peak memory consumption was 56.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:25,607 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.97 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 9155.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 879.3 MB in the end (delta: 59.4 MB). Peak memory consumption was 278.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 852.83 ms. Allocated memory is still 1.0 GB. Free memory was 879.3 MB in the beginning and 799.9 MB in the end (delta: 79.4 MB). Peak memory consumption was 79.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 791.82 ms. Allocated memory is still 1.0 GB. Free memory was 799.9 MB in the beginning and 743.6 MB in the end (delta: 56.3 MB). Peak memory consumption was 56.3 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 0.1.24-32f2683 [2019-11-24 20:42:29,789 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:42:29,796 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:42:29,830 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:42:29,833 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:42:29,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:42:29,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:42:29,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:42:29,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:42:29,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:42:29,872 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:42:29,875 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:42:29,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:42:29,881 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:42:29,884 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:42:29,890 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:42:29,893 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:42:29,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:42:29,903 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:42:29,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:42:29,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:42:29,926 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:42:29,929 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:42:29,935 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:42:29,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:42:29,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:42:29,943 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:42:29,945 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:42:29,946 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:42:29,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:42:29,950 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:42:29,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:42:29,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:42:29,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:42:29,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:42:29,970 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:42:29,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:42:29,974 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:42:29,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:42:29,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:42:29,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:42:29,981 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:42:30,025 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:42:30,029 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:42:30,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:42:30,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:42:30,034 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:42:30,037 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:42:30,037 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:42:30,038 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:42:30,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:42:30,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:42:30,040 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:42:30,043 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:42:30,043 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:42:30,044 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:42:30,044 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:42:30,045 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:42:30,045 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:42:30,045 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:42:30,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:42:30,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:42:30,048 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:42:30,049 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:42:30,049 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:42:30,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:42:30,051 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:42:30,052 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:42:30,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:42:30,054 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:42:30,055 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:42:30,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:42:30,057 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:42:30,059 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 -> b68303e31754e40374aa4669479e5e1b634b2929 [2019-11-24 20:42:30,660 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:42:30,694 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:42:30,702 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:42:30,706 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:42:30,709 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:42:30,710 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label20.c [2019-11-24 20:42:30,872 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b51b6150/8ccdcf8c229d4191aef3e8bad686edbc/FLAG1fc8c2eae [2019-11-24 20:42:32,997 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:42:33,000 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label20.c [2019-11-24 20:42:33,144 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b51b6150/8ccdcf8c229d4191aef3e8bad686edbc/FLAG1fc8c2eae [2019-11-24 20:42:33,671 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b51b6150/8ccdcf8c229d4191aef3e8bad686edbc [2019-11-24 20:42:33,690 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:42:33,694 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:42:33,702 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:33,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:42:33,709 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:42:33,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:33" (1/1) ... [2019-11-24 20:42:33,720 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:33, skipping insertion in model container [2019-11-24 20:42:33,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:33" (1/1) ... [2019-11-24 20:42:33,743 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:42:34,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:42:39,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:39,715 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:42:42,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:42,848 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:42:42,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:42 WrapperNode [2019-11-24 20:42:42,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:42,851 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:42,861 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:42:42,863 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:42:42,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:42" (1/1) ... [2019-11-24 20:42:43,065 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:42" (1/1) ... [2019-11-24 20:42:43,682 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:43,685 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:42:43,685 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:42:43,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:42:43,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:42" (1/1) ... [2019-11-24 20:42:43,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:42" (1/1) ... [2019-11-24 20:42:43,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:42" (1/1) ... [2019-11-24 20:42:43,847 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:42" (1/1) ... [2019-11-24 20:42:44,329 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:42" (1/1) ... [2019-11-24 20:42:44,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:42" (1/1) ... [2019-11-24 20:42:44,627 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:42" (1/1) ... [2019-11-24 20:42:44,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:42:44,765 INFO L168 Benchmark]: Toolchain (without parser) took 11061.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 720.5 MB in the end (delta: 218.1 MB). Peak memory consumption was 218.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:44,766 INFO L168 Benchmark]: CDTParser took 2.87 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:42:44,770 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9148.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 860.9 MB in the end (delta: 77.7 MB). Peak memory consumption was 275.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:44,772 INFO L168 Benchmark]: Boogie Procedure Inliner took 833.66 ms. Allocated memory is still 1.0 GB. Free memory was 860.9 MB in the beginning and 782.8 MB in the end (delta: 78.1 MB). Peak memory consumption was 78.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:44,780 INFO L168 Benchmark]: Boogie Preprocessor took 1066.73 ms. Allocated memory is still 1.0 GB. Free memory was 782.8 MB in the beginning and 720.5 MB in the end (delta: 62.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:44,793 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.87 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 9148.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 860.9 MB in the end (delta: 77.7 MB). Peak memory consumption was 275.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 833.66 ms. Allocated memory is still 1.0 GB. Free memory was 860.9 MB in the beginning and 782.8 MB in the end (delta: 78.1 MB). Peak memory consumption was 78.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1066.73 ms. Allocated memory is still 1.0 GB. Free memory was 782.8 MB in the beginning and 720.5 MB in the end (delta: 62.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...