./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label31.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem02_label31.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 ec451dfa87bae03634c3df96f95bbd4db2c274c1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_label31.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 ec451dfa87bae03634c3df96f95bbd4db2c274c1 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:21:20,789 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:20,796 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:20,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:20,826 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:20,829 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:20,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:20,855 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:20,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:20,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:20,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:20,872 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:20,872 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:20,880 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:20,884 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:20,886 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:20,892 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:20,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:20,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:20,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:20,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:20,923 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:20,927 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:20,929 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:20,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:20,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:20,939 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:20,942 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:20,943 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:20,945 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:20,950 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:20,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:20,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:20,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:20,957 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:20,958 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:20,959 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:20,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:20,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:20,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:20,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:20,967 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:21,008 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:21,009 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:21,014 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:21,014 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:21,015 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:21,015 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:21,015 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:21,018 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:21,018 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:21,018 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:21,020 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:21,020 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:21,021 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:21,023 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:21,023 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:21,024 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:21,024 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:21,024 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:21,025 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:21,026 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:21,026 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:21,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:21,029 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:21,030 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:21,030 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:21,030 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:21,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:21,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:21,031 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 -> ec451dfa87bae03634c3df96f95bbd4db2c274c1 [2019-11-27 09:21:21,622 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:21,655 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:21,664 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:21,670 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:21,671 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:21,672 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label31.c [2019-11-27 09:21:21,836 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d75cea4c/3e55bc0f668f4daf8762c3fefce4e7f0/FLAGfa917f9da [2019-11-27 09:21:23,164 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:23,167 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label31.c [2019-11-27 09:21:23,210 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d75cea4c/3e55bc0f668f4daf8762c3fefce4e7f0/FLAGfa917f9da [2019-11-27 09:21:23,257 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d75cea4c/3e55bc0f668f4daf8762c3fefce4e7f0 [2019-11-27 09:21:23,266 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:23,269 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:23,275 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:23,275 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:23,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:23,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:23" (1/1) ... [2019-11-27 09:21:23,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:23, skipping insertion in model container [2019-11-27 09:21:23,294 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:23" (1/1) ... [2019-11-27 09:21:23,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:23,427 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:24,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:24,526 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:24,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:24,831 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:24,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:24 WrapperNode [2019-11-27 09:21:24,837 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:24,839 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:24,839 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:24,839 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:24,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:24" (1/1) ... [2019-11-27 09:21:24,903 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:24" (1/1) ... [2019-11-27 09:21:25,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:25,040 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:25,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:25,041 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:25,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:24" (1/1) ... [2019-11-27 09:21:25,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:24" (1/1) ... [2019-11-27 09:21:25,077 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:24" (1/1) ... [2019-11-27 09:21:25,081 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:24" (1/1) ... [2019-11-27 09:21:25,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:24" (1/1) ... [2019-11-27 09:21:25,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:24" (1/1) ... [2019-11-27 09:21:25,183 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:24" (1/1) ... [2019-11-27 09:21:25,208 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:25,219 INFO L168 Benchmark]: Toolchain (without parser) took 1945.62 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 967.4 MB in the end (delta: 62.2 kB). Peak memory consumption was 127.8 kB. Max. memory is 12.5 GB. [2019-11-27 09:21:25,224 INFO L168 Benchmark]: CDTParser took 1.62 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. [2019-11-27 09:21:25,226 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1563.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.8 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:25,230 INFO L168 Benchmark]: Boogie Procedure Inliner took 201.06 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:25,234 INFO L168 Benchmark]: Boogie Preprocessor took 172.09 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:25,244 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.62 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 1563.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.8 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 201.06 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 172.09 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 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-da95e15 [2019-11-27 09:21:29,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:29,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:29,086 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:29,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:29,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:29,104 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:29,120 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:29,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:29,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:29,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:29,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:29,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:29,144 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:29,146 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:29,150 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:29,154 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:29,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:29,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:29,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:29,179 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:29,185 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:29,188 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:29,192 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:29,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:29,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:29,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:29,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:29,206 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:29,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:29,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:29,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:29,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:29,217 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:29,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:29,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:29,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:29,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:29,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:29,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:29,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:29,231 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:21:29,273 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:29,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:29,276 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:29,278 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:29,278 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:29,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:29,279 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:29,280 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:29,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:29,283 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:29,284 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:29,284 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:29,285 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:21:29,285 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:21:29,286 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:29,286 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:29,286 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:29,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:29,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:29,290 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:29,290 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:29,290 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:29,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:29,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:29,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:29,292 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:29,292 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:21:29,292 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:21:29,295 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:29,295 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:21:29,297 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 -> ec451dfa87bae03634c3df96f95bbd4db2c274c1 [2019-11-27 09:21:29,889 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:29,916 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:29,923 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:29,929 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:29,931 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:29,933 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label31.c [2019-11-27 09:21:30,092 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb3b904d3/a1de402dcb814efb8a168a47b49a82aa/FLAG58f3ccea7 [2019-11-27 09:21:31,311 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:31,317 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label31.c [2019-11-27 09:21:31,348 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb3b904d3/a1de402dcb814efb8a168a47b49a82aa/FLAG58f3ccea7 [2019-11-27 09:21:31,776 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb3b904d3/a1de402dcb814efb8a168a47b49a82aa [2019-11-27 09:21:31,785 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:31,794 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:31,796 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:31,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:31,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:31,806 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:31" (1/1) ... [2019-11-27 09:21:31,813 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:31, skipping insertion in model container [2019-11-27 09:21:31,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:31" (1/1) ... [2019-11-27 09:21:31,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:31,939 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:32,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:32,978 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:33,356 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:33,397 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:33,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:33 WrapperNode [2019-11-27 09:21:33,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:33,403 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:33,403 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:33,403 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:33,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:33" (1/1) ... [2019-11-27 09:21:33,463 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:33" (1/1) ... [2019-11-27 09:21:33,583 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:33,583 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:33,584 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:33,584 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:33,595 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:33" (1/1) ... [2019-11-27 09:21:33,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:33" (1/1) ... [2019-11-27 09:21:33,629 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:33" (1/1) ... [2019-11-27 09:21:33,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:33" (1/1) ... [2019-11-27 09:21:33,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:33" (1/1) ... [2019-11-27 09:21:33,734 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:33" (1/1) ... [2019-11-27 09:21:33,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:33" (1/1) ... [2019-11-27 09:21:33,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:33,802 INFO L168 Benchmark]: Toolchain (without parser) took 2012.28 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 966.5 MB in the end (delta: -4.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:33,804 INFO L168 Benchmark]: CDTParser took 1.19 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:33,806 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1606.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.7 MB in the end (delta: -22.0 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:33,813 INFO L168 Benchmark]: Boogie Procedure Inliner took 180.38 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 978.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:33,814 INFO L168 Benchmark]: Boogie Preprocessor took 210.33 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 966.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:33,827 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.19 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 1606.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.7 MB in the end (delta: -22.0 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 180.38 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 978.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 210.33 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 966.5 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...