./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label57.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/Problem14_label57.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 7cddc638309358e6a18cc6c380166b699d4a070c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem14_label57.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 7cddc638309358e6a18cc6c380166b699d4a070c ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:40:49,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:40:49,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:40:49,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:40:49,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:40:49,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:40:49,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:40:49,160 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:40:49,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:40:49,179 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:40:49,180 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:40:49,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:40:49,188 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:40:49,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:40:49,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:40:49,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:40:49,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:40:49,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:40:49,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:40:49,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:40:49,231 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:40:49,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:40:49,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:40:49,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:40:49,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:40:49,255 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:40:49,255 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:40:49,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:40:49,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:40:49,261 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:40:49,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:40:49,264 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:40:49,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:40:49,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:40:49,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:40:49,273 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:40:49,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:40:49,279 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:40:49,279 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:40:49,280 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:40:49,282 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:40:49,286 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:40:49,324 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:40:49,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:40:49,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:40:49,331 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:40:49,331 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:40:49,331 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:40:49,332 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:40:49,333 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:40:49,333 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:40:49,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:40:49,336 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:40:49,336 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:40:49,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:40:49,337 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:40:49,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:40:49,340 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:40:49,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:40:49,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:40:49,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:40:49,341 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:40:49,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:40:49,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:40:49,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:40:49,343 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:40:49,347 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:40:49,347 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:40:49,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:40:49,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:40:49,348 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 -> 7cddc638309358e6a18cc6c380166b699d4a070c [2019-11-25 22:40:49,940 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:40:49,974 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:40:49,978 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:40:49,982 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:40:49,986 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:40:49,988 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label57.c [2019-11-25 22:40:50,153 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fdf86eea/cabc6c4554c74227a88b757d61f97331/FLAGbee019064 [2019-11-25 22:40:51,464 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:40:51,466 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label57.c [2019-11-25 22:40:51,508 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fdf86eea/cabc6c4554c74227a88b757d61f97331/FLAGbee019064 [2019-11-25 22:40:51,550 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fdf86eea/cabc6c4554c74227a88b757d61f97331 [2019-11-25 22:40:51,558 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:40:51,563 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:40:51,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:51,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:40:51,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:40:51,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:51" (1/1) ... [2019-11-25 22:40:51,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:51, skipping insertion in model container [2019-11-25 22:40:51,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:51" (1/1) ... [2019-11-25 22:40:51,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:40:51,731 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:40:52,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:52,934 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:40:53,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:53,313 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:40:53,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:53 WrapperNode [2019-11-25 22:40:53,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:53,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:53,319 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:40:53,319 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:40:53,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:53" (1/1) ... [2019-11-25 22:40:53,389 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:53" (1/1) ... [2019-11-25 22:40:53,537 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:53,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:40:53,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:40:53,543 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:40:53,567 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:53" (1/1) ... [2019-11-25 22:40:53,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:53" (1/1) ... [2019-11-25 22:40:53,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:53" (1/1) ... [2019-11-25 22:40:53,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:53" (1/1) ... [2019-11-25 22:40:53,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:53" (1/1) ... [2019-11-25 22:40:53,690 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:53" (1/1) ... [2019-11-25 22:40:53,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:53" (1/1) ... [2019-11-25 22:40:53,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:40:53,763 INFO L168 Benchmark]: Toolchain (without parser) took 2195.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 950.0 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:53,767 INFO L168 Benchmark]: CDTParser took 1.11 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 22:40:53,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1748.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.2 MB in the end (delta: 240.4 kB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:53,770 INFO L168 Benchmark]: Boogie Procedure Inliner took 225.09 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 955.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:53,776 INFO L168 Benchmark]: Boogie Preprocessor took 213.31 ms. Allocated memory is still 1.0 GB. Free memory was 955.7 MB in the beginning and 950.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:53,788 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.11 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 1748.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.2 MB in the end (delta: 240.4 kB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 225.09 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 955.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 213.31 ms. Allocated memory is still 1.0 GB. Free memory was 955.7 MB in the beginning and 950.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 22:40:57,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:40:57,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:40:57,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:40:57,725 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:40:57,727 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:40:57,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:40:57,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:40:57,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:40:57,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:40:57,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:40:57,767 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:40:57,768 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:40:57,772 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:40:57,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:40:57,780 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:40:57,783 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:40:57,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:40:57,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:40:57,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:40:57,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:40:57,816 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:40:57,817 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:40:57,822 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:40:57,829 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:40:57,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:40:57,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:40:57,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:40:57,835 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:40:57,838 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:40:57,839 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:40:57,840 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:40:57,844 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:40:57,845 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:40:57,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:40:57,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:40:57,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:40:57,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:40:57,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:40:57,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:40:57,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:40:57,859 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:40:57,899 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:40:57,900 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:40:57,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:40:57,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:40:57,905 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:40:57,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:40:57,908 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:40:57,908 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:40:57,908 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:40:57,909 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:40:57,910 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:40:57,910 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:40:57,913 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:40:57,913 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:40:57,914 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:40:57,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:40:57,914 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:40:57,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:40:57,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:40:57,915 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:40:57,917 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:40:57,917 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:40:57,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:40:57,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:40:57,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:40:57,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:40:57,920 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:40:57,921 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:40:57,921 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:40:57,921 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:40:57,922 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 -> 7cddc638309358e6a18cc6c380166b699d4a070c [2019-11-25 22:40:58,483 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:40:58,512 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:40:58,522 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:40:58,527 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:40:58,528 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:40:58,529 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label57.c [2019-11-25 22:40:58,692 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f72ac294b/29cdaa6439fa40cfb9e4b1c60c1c110f/FLAGf988b9e55 [2019-11-25 22:40:59,945 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:40:59,951 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label57.c [2019-11-25 22:40:59,985 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f72ac294b/29cdaa6439fa40cfb9e4b1c60c1c110f/FLAGf988b9e55 [2019-11-25 22:41:00,029 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f72ac294b/29cdaa6439fa40cfb9e4b1c60c1c110f [2019-11-25 22:41:00,041 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:00,044 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:00,049 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:00,050 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:00,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:00,059 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:00" (1/1) ... [2019-11-25 22:41:00,066 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bcaeced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:00, skipping insertion in model container [2019-11-25 22:41:00,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:00" (1/1) ... [2019-11-25 22:41:00,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:00,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:01,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:01,545 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:01,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:01,966 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:01,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:01 WrapperNode [2019-11-25 22:41:01,971 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:01,972 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:01,972 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:01,973 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:01,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:01" (1/1) ... [2019-11-25 22:41:02,048 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:01" (1/1) ... [2019-11-25 22:41:02,189 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:02,191 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:02,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:02,195 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:02,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:01" (1/1) ... [2019-11-25 22:41:02,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:01" (1/1) ... [2019-11-25 22:41:02,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:01" (1/1) ... [2019-11-25 22:41:02,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:01" (1/1) ... [2019-11-25 22:41:02,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:01" (1/1) ... [2019-11-25 22:41:02,344 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:01" (1/1) ... [2019-11-25 22:41:02,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:01" (1/1) ... [2019-11-25 22:41:02,415 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:02,418 INFO L168 Benchmark]: Toolchain (without parser) took 2374.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 945.0 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:02,429 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. [2019-11-25 22:41:02,430 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1922.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:02,433 INFO L168 Benchmark]: Boogie Procedure Inliner took 218.79 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:02,434 INFO L168 Benchmark]: Boogie Preprocessor took 224.01 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 945.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:02,445 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 1922.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 218.79 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 224.01 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 945.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...