./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_label21.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 1b79f1dddba98255ed76d406a02bb0f3abee06ab .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label21.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 1b79f1dddba98255ed76d406a02bb0f3abee06ab ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:28:18,796 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:28:18,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:28:18,826 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:28:18,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:28:18,830 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:28:18,844 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:28:18,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:28:18,867 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:28:18,874 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:28:18,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:28:18,880 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:28:18,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:28:18,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:28:18,892 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:28:18,898 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:28:18,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:28:18,903 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:28:18,907 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:28:18,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:28:18,924 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:28:18,930 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:28:18,933 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:28:18,937 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:28:18,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:28:18,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:28:18,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:28:18,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:28:18,952 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:28:18,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:28:18,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:28:18,959 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:28:18,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:28:18,961 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:28:18,965 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:28:18,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:28:18,969 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:28:18,970 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:28:18,970 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:28:18,971 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:28:18,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:28:18,976 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:28:19,014 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:28:19,016 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:28:19,021 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:28:19,021 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:28:19,023 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:28:19,023 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:28:19,023 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:28:19,024 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:28:19,025 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:28:19,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:28:19,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:28:19,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:28:19,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:28:19,029 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:28:19,030 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:28:19,033 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:28:19,033 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:28:19,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:28:19,034 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:28:19,034 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:28:19,034 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:28:19,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:28:19,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:28:19,035 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:28:19,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:28:19,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:28:19,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:28:19,038 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:28:19,039 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 -> 1b79f1dddba98255ed76d406a02bb0f3abee06ab [2019-11-25 22:28:19,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:28:19,673 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:28:19,682 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:28:19,686 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:28:19,688 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:28:19,692 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label21.c [2019-11-25 22:28:19,851 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd0c178c4/80b38243560a484ea440f7a2a818f8d3/FLAGe6c8921c3 [2019-11-25 22:28:21,952 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:28:21,957 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label21.c [2019-11-25 22:28:22,057 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd0c178c4/80b38243560a484ea440f7a2a818f8d3/FLAGe6c8921c3 [2019-11-25 22:28:22,094 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd0c178c4/80b38243560a484ea440f7a2a818f8d3 [2019-11-25 22:28:22,102 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:28:22,107 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:28:22,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:22,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:28:22,120 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:28:22,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:22" (1/1) ... [2019-11-25 22:28:22,133 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:22, skipping insertion in model container [2019-11-25 22:28:22,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:22" (1/1) ... [2019-11-25 22:28:22,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:28:22,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:28:27,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:27,577 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:28:30,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:30,499 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:28:30,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:30 WrapperNode [2019-11-25 22:28:30,501 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:30,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:30,506 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:28:30,506 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:28:30,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:30" (1/1) ... [2019-11-25 22:28:30,719 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:30" (1/1) ... [2019-11-25 22:28:31,293 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:31,295 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:28:31,295 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:28:31,295 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:28:31,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:30" (1/1) ... [2019-11-25 22:28:31,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:30" (1/1) ... [2019-11-25 22:28:31,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:30" (1/1) ... [2019-11-25 22:28:31,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:30" (1/1) ... [2019-11-25 22:28:31,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:30" (1/1) ... [2019-11-25 22:28:32,011 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:30" (1/1) ... [2019-11-25 22:28:32,114 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:30" (1/1) ... [2019-11-25 22:28:32,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:28:32,261 INFO L168 Benchmark]: Toolchain (without parser) took 10147.55 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 739.6 MB in the end (delta: 199.0 MB). Peak memory consumption was 199.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:32,262 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-25 22:28:32,266 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8392.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 876.5 MB in the end (delta: 62.2 MB). Peak memory consumption was 279.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:32,270 INFO L168 Benchmark]: Boogie Procedure Inliner took 791.02 ms. Allocated memory is still 1.0 GB. Free memory was 876.5 MB in the beginning and 800.8 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:32,273 INFO L168 Benchmark]: Boogie Preprocessor took 957.13 ms. Allocated memory is still 1.0 GB. Free memory was 800.8 MB in the beginning and 739.6 MB in the end (delta: 61.2 MB). Peak memory consumption was 61.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:32,284 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 8392.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 876.5 MB in the end (delta: 62.2 MB). Peak memory consumption was 279.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 791.02 ms. Allocated memory is still 1.0 GB. Free memory was 876.5 MB in the beginning and 800.8 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 957.13 ms. Allocated memory is still 1.0 GB. Free memory was 800.8 MB in the beginning and 739.6 MB in the end (delta: 61.2 MB). Peak memory consumption was 61.2 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 0.1.24-65d6cd2 [2019-11-25 22:28:36,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:28:36,135 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:28:36,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:28:36,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:28:36,171 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:28:36,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:28:36,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:28:36,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:28:36,209 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:28:36,211 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:28:36,216 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:28:36,217 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:28:36,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:28:36,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:28:36,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:28:36,235 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:28:36,238 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:28:36,242 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:28:36,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:28:36,259 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:28:36,264 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:28:36,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:28:36,272 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:28:36,280 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:28:36,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:28:36,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:28:36,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:28:36,285 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:28:36,289 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:28:36,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:28:36,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:28:36,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:28:36,298 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:28:36,300 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:28:36,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:28:36,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:28:36,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:28:36,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:28:36,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:28:36,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:28:36,311 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:28:36,353 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:28:36,354 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:28:36,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:28:36,361 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:28:36,361 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:28:36,362 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:28:36,362 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:28:36,364 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:28:36,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:28:36,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:28:36,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:28:36,369 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:28:36,369 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:28:36,370 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:28:36,370 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:28:36,371 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:28:36,371 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:28:36,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:28:36,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:28:36,374 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:28:36,374 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:28:36,374 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:28:36,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:28:36,375 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:28:36,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:28:36,376 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:28:36,377 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:28:36,377 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:28:36,378 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:28:36,378 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:28:36,380 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 -> 1b79f1dddba98255ed76d406a02bb0f3abee06ab [2019-11-25 22:28:37,041 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:28:37,068 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:28:37,076 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:28:37,079 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:28:37,083 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:28:37,085 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label21.c [2019-11-25 22:28:37,236 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a1fda9ff/f9ba9fbbf0a14f3d92ebce535b35d274/FLAG1481b52e0 [2019-11-25 22:28:39,421 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:28:39,427 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label21.c [2019-11-25 22:28:39,559 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a1fda9ff/f9ba9fbbf0a14f3d92ebce535b35d274/FLAG1481b52e0 [2019-11-25 22:28:39,921 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a1fda9ff/f9ba9fbbf0a14f3d92ebce535b35d274 [2019-11-25 22:28:39,933 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:28:39,935 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:28:39,940 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:39,941 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:28:39,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:28:39,951 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:39" (1/1) ... [2019-11-25 22:28:39,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:39, skipping insertion in model container [2019-11-25 22:28:39,959 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:39" (1/1) ... [2019-11-25 22:28:39,980 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:28:40,569 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:28:45,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:45,555 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:28:48,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:48,542 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:28:48,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:48 WrapperNode [2019-11-25 22:28:48,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:48,545 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:48,547 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:28:48,547 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:28:48,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:48" (1/1) ... [2019-11-25 22:28:48,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:48" (1/1) ... [2019-11-25 22:28:49,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:49,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:28:49,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:28:49,401 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:28:49,421 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:48" (1/1) ... [2019-11-25 22:28:49,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:48" (1/1) ... [2019-11-25 22:28:49,538 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:48" (1/1) ... [2019-11-25 22:28:49,539 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:48" (1/1) ... [2019-11-25 22:28:49,811 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:48" (1/1) ... [2019-11-25 22:28:49,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:48" (1/1) ... [2019-11-25 22:28:50,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:48" (1/1) ... [2019-11-25 22:28:50,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:28:50,141 INFO L168 Benchmark]: Toolchain (without parser) took 10200.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 749.9 MB in the end (delta: 183.1 MB). Peak memory consumption was 183.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:50,142 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-25 22:28:50,148 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8604.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 881.9 MB in the end (delta: 51.1 MB). Peak memory consumption was 275.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:50,149 INFO L168 Benchmark]: Boogie Procedure Inliner took 855.56 ms. Allocated memory is still 1.0 GB. Free memory was 881.9 MB in the beginning and 807.4 MB in the end (delta: 74.6 MB). Peak memory consumption was 74.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:50,153 INFO L168 Benchmark]: Boogie Preprocessor took 731.89 ms. Allocated memory is still 1.0 GB. Free memory was 807.4 MB in the beginning and 749.9 MB in the end (delta: 57.5 MB). Peak memory consumption was 57.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:50,164 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 8604.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 881.9 MB in the end (delta: 51.1 MB). Peak memory consumption was 275.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 855.56 ms. Allocated memory is still 1.0 GB. Free memory was 881.9 MB in the beginning and 807.4 MB in the end (delta: 74.6 MB). Peak memory consumption was 74.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 731.89 ms. Allocated memory is still 1.0 GB. Free memory was 807.4 MB in the beginning and 749.9 MB in the end (delta: 57.5 MB). Peak memory consumption was 57.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...