./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label50.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/Problem15_label50.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 27db26e717a8ff56cfe1d0c1bb9dd831309232e1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label50.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 27db26e717a8ff56cfe1d0c1bb9dd831309232e1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:55:14,929 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:14,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:14,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:14,960 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:14,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:14,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:14,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:14,985 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:14,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:14,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:14,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:14,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:15,000 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:15,002 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:15,006 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:15,007 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:15,008 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:15,012 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:15,018 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:15,023 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:15,028 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:15,031 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:15,033 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:15,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:15,038 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:15,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:15,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:15,043 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:15,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:15,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:15,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:15,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:15,049 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:15,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:15,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:15,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:15,054 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:15,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:15,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:15,058 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:15,060 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:15,087 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:15,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:15,091 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:15,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:15,094 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:15,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:15,095 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:15,095 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:15,095 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:15,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:15,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:15,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:15,099 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:15,099 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:15,099 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:15,100 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:15,100 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:15,100 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:15,100 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:15,101 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:15,101 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:15,101 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:15,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:15,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:15,103 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:15,103 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:15,103 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:15,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:15,104 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:15,106 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 -> 27db26e717a8ff56cfe1d0c1bb9dd831309232e1 [2019-11-24 20:55:15,599 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:15,618 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:15,625 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:15,626 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:15,628 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:15,629 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label50.c [2019-11-24 20:55:15,733 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f844478a0/918a219e43c14d39bcf2e072c13807cf/FLAG6a3ddd3bd [2019-11-24 20:55:16,713 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:16,718 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label50.c [2019-11-24 20:55:16,752 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f844478a0/918a219e43c14d39bcf2e072c13807cf/FLAG6a3ddd3bd [2019-11-24 20:55:17,256 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f844478a0/918a219e43c14d39bcf2e072c13807cf [2019-11-24 20:55:17,264 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:17,266 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:17,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:17,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:17,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:17,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:17" (1/1) ... [2019-11-24 20:55:17,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:17, skipping insertion in model container [2019-11-24 20:55:17,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:17" (1/1) ... [2019-11-24 20:55:17,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:17,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:18,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:18,645 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:19,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:19,084 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:19,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:19 WrapperNode [2019-11-24 20:55:19,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:19,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:19,089 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:19,089 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:19,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:19" (1/1) ... [2019-11-24 20:55:19,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:19" (1/1) ... [2019-11-24 20:55:19,413 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:19,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:19,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:19,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:19,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:19" (1/1) ... [2019-11-24 20:55:19,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:19" (1/1) ... [2019-11-24 20:55:19,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:19" (1/1) ... [2019-11-24 20:55:19,483 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:19" (1/1) ... [2019-11-24 20:55:19,602 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:19" (1/1) ... [2019-11-24 20:55:19,643 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:19" (1/1) ... [2019-11-24 20:55:19,683 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:19" (1/1) ... [2019-11-24 20:55:19,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:19,734 INFO L168 Benchmark]: Toolchain (without parser) took 2466.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 856.0 MB in the end (delta: 99.9 MB). Peak memory consumption was 100.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:19,738 INFO L168 Benchmark]: CDTParser took 1.34 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. [2019-11-24 20:55:19,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1814.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 913.9 MB in the end (delta: 42.0 MB). Peak memory consumption was 42.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:19,743 INFO L168 Benchmark]: Boogie Procedure Inliner took 327.35 ms. Allocated memory is still 1.0 GB. Free memory was 913.9 MB in the beginning and 873.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:19,748 INFO L168 Benchmark]: Boogie Preprocessor took 315.82 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 856.0 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:19,756 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 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 1814.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 913.9 MB in the end (delta: 42.0 MB). Peak memory consumption was 42.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 327.35 ms. Allocated memory is still 1.0 GB. Free memory was 913.9 MB in the beginning and 873.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 315.82 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 856.0 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 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 20:55:22,529 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:22,531 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:22,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:22,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:22,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:22,569 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:22,581 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:22,585 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:22,590 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:22,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:22,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:22,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:22,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:22,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:22,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:22,607 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:22,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:22,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:22,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:22,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:22,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:22,630 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:22,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:22,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:22,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:22,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:22,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:22,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:22,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:22,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:22,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:22,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:22,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:22,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:22,653 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:22,656 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:22,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:22,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:22,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:22,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:22,662 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:55:22,688 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:22,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:22,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:22,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:22,695 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:22,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:22,695 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:22,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:22,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:22,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:22,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:22,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:22,699 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:22,700 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:55:22,700 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:55:22,700 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:22,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:22,700 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:22,701 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:22,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:22,704 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:22,704 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:22,704 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:22,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:22,705 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:22,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:22,705 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:22,705 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:55:22,706 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:55:22,706 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:22,707 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:55:22,707 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 -> 27db26e717a8ff56cfe1d0c1bb9dd831309232e1 [2019-11-24 20:55:23,206 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:23,224 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:23,232 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:23,237 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:23,238 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:23,238 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label50.c [2019-11-24 20:55:23,350 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54a2d3f95/19d6f9d6d83b4a48b4e7341ea230146e/FLAG5c34b457d [2019-11-24 20:55:24,331 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:24,335 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label50.c [2019-11-24 20:55:24,375 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54a2d3f95/19d6f9d6d83b4a48b4e7341ea230146e/FLAG5c34b457d [2019-11-24 20:55:24,401 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54a2d3f95/19d6f9d6d83b4a48b4e7341ea230146e [2019-11-24 20:55:24,406 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:24,409 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:24,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:24,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:24,420 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:24,421 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:24" (1/1) ... [2019-11-24 20:55:24,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:24, skipping insertion in model container [2019-11-24 20:55:24,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:24" (1/1) ... [2019-11-24 20:55:24,443 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:24,554 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:25,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:25,982 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:26,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:26,538 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:26,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26 WrapperNode [2019-11-24 20:55:26,540 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:26,541 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:26,542 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:26,543 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:26,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:26,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:26,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:26,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:26,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:26,755 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:26,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:26,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:26,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:26,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:26,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:26,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:26,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:26,957 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:26,964 INFO L168 Benchmark]: Toolchain (without parser) took 2550.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 852.2 MB in the end (delta: 102.3 MB). Peak memory consumption was 102.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:26,965 INFO L168 Benchmark]: CDTParser took 0.21 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. [2019-11-24 20:55:26,966 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2126.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 880.9 MB in the end (delta: 73.6 MB). Peak memory consumption was 73.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:26,968 INFO L168 Benchmark]: Boogie Procedure Inliner took 214.01 ms. Allocated memory is still 1.0 GB. Free memory was 880.9 MB in the beginning and 863.6 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:26,971 INFO L168 Benchmark]: Boogie Preprocessor took 202.60 ms. Allocated memory is still 1.0 GB. Free memory was 863.6 MB in the beginning and 852.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:26,978 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 2126.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 880.9 MB in the end (delta: 73.6 MB). Peak memory consumption was 73.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 214.01 ms. Allocated memory is still 1.0 GB. Free memory was 880.9 MB in the beginning and 863.6 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 202.60 ms. Allocated memory is still 1.0 GB. Free memory was 863.6 MB in the beginning and 852.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...