./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label07.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem05_label07.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 f8113c67c62bf8423b426a7e1c093dc571823c0d ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem05_label07.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 f8113c67c62bf8423b426a7e1c093dc571823c0d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:42:00,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:42:00,929 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:42:00,960 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:42:00,962 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:42:00,964 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:42:00,981 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:42:01,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:42:01,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:42:01,009 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:42:01,012 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:42:01,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:42:01,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:42:01,024 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:42:01,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:42:01,031 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:42:01,035 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:42:01,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:42:01,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:42:01,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:42:01,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:42:01,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:42:01,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:42:01,076 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:42:01,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:42:01,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:42:01,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:42:01,089 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:42:01,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:42:01,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:42:01,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:42:01,095 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:42:01,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:42:01,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:42:01,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:42:01,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:42:01,106 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:42:01,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:42:01,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:42:01,112 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:42:01,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:42:01,117 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:42:01,159 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:42:01,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:42:01,166 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:42:01,166 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:42:01,167 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:42:01,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:42:01,170 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:42:01,170 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:42:01,170 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:42:01,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:42:01,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:42:01,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:42:01,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:42:01,173 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:42:01,175 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:42:01,175 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:42:01,175 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:42:01,176 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:42:01,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:42:01,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:42:01,180 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:42:01,180 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:42:01,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:42:01,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:42:01,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:42:01,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:42:01,182 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:42:01,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:42:01,185 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:42:01,185 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 -> f8113c67c62bf8423b426a7e1c093dc571823c0d [2019-11-24 20:42:01,762 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:42:01,794 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:42:01,801 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:42:01,804 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:42:01,808 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:42:01,809 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label07.c [2019-11-24 20:42:01,977 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6ede0348/801e22f758e14d2989df6c22f291e0f1/FLAGdf13db0f5 [2019-11-24 20:42:04,088 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:42:04,092 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label07.c [2019-11-24 20:42:04,211 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6ede0348/801e22f758e14d2989df6c22f291e0f1/FLAGdf13db0f5 [2019-11-24 20:42:04,251 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6ede0348/801e22f758e14d2989df6c22f291e0f1 [2019-11-24 20:42:04,259 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:42:04,265 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:42:04,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:04,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:42:04,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:42:04,283 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:04" (1/1) ... [2019-11-24 20:42:04,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:04, skipping insertion in model container [2019-11-24 20:42:04,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:04" (1/1) ... [2019-11-24 20:42:04,313 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:42:04,849 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:42:09,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:09,866 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:42:12,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:12,919 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:42:12,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:12 WrapperNode [2019-11-24 20:42:12,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:12,926 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:12,928 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:42:12,928 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:42:12,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:12" (1/1) ... [2019-11-24 20:42:13,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:12" (1/1) ... [2019-11-24 20:42:13,808 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:13,808 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:42:13,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:42:13,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:42:13,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:12" (1/1) ... [2019-11-24 20:42:13,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:12" (1/1) ... [2019-11-24 20:42:13,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:12" (1/1) ... [2019-11-24 20:42:13,935 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:12" (1/1) ... [2019-11-24 20:42:14,340 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:12" (1/1) ... [2019-11-24 20:42:14,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:12" (1/1) ... [2019-11-24 20:42:14,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:12" (1/1) ... [2019-11-24 20:42:14,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:42:14,689 INFO L168 Benchmark]: Toolchain (without parser) took 10419.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 731.5 MB in the end (delta: 201.4 MB). Peak memory consumption was 201.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:14,690 INFO L168 Benchmark]: CDTParser took 0.84 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 20:42:14,695 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8656.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 869.3 MB in the end (delta: 63.6 MB). Peak memory consumption was 271.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:14,697 INFO L168 Benchmark]: Boogie Procedure Inliner took 882.40 ms. Allocated memory is still 1.0 GB. Free memory was 869.3 MB in the beginning and 793.4 MB in the end (delta: 75.9 MB). Peak memory consumption was 75.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:14,701 INFO L168 Benchmark]: Boogie Preprocessor took 872.25 ms. Allocated memory is still 1.0 GB. Free memory was 793.4 MB in the beginning and 731.5 MB in the end (delta: 61.8 MB). Peak memory consumption was 61.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:14,712 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84 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 8656.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 869.3 MB in the end (delta: 63.6 MB). Peak memory consumption was 271.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 882.40 ms. Allocated memory is still 1.0 GB. Free memory was 869.3 MB in the beginning and 793.4 MB in the end (delta: 75.9 MB). Peak memory consumption was 75.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 872.25 ms. Allocated memory is still 1.0 GB. Free memory was 793.4 MB in the beginning and 731.5 MB in the end (delta: 61.8 MB). Peak memory consumption was 61.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:42:18,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:42:18,817 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:42:18,855 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:42:18,856 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:42:18,865 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:42:18,867 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:42:18,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:42:18,894 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:42:18,900 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:42:18,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:42:18,905 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:42:18,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:42:18,916 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:42:18,917 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:42:18,923 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:42:18,925 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:42:18,929 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:42:18,937 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:42:18,948 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:42:18,956 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:42:18,963 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:42:18,968 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:42:18,973 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:42:18,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:42:18,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:42:18,983 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:42:18,988 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:42:18,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:42:18,992 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:42:18,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:42:18,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:42:18,998 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:42:19,003 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:42:19,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:42:19,005 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:42:19,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:42:19,008 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:42:19,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:42:19,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:42:19,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:42:19,018 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:42:19,067 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:42:19,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:42:19,075 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:42:19,076 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:42:19,076 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:42:19,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:42:19,080 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:42:19,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:42:19,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:42:19,081 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:42:19,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:42:19,083 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:42:19,083 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:42:19,084 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:42:19,084 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:42:19,086 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:42:19,086 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:42:19,087 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:42:19,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:42:19,088 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:42:19,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:42:19,090 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:42:19,091 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:42:19,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:42:19,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:42:19,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:42:19,095 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:42:19,095 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:42:19,095 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:42:19,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:42:19,097 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:42:19,100 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 -> f8113c67c62bf8423b426a7e1c093dc571823c0d [2019-11-24 20:42:19,740 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:42:19,775 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:42:19,782 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:42:19,785 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:42:19,790 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:42:19,791 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label07.c [2019-11-24 20:42:19,944 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c863d21c5/4ff7c60fd8f6492f94eb099c373126cf/FLAGc885ff4c5 [2019-11-24 20:42:22,276 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:42:22,278 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label07.c [2019-11-24 20:42:22,426 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c863d21c5/4ff7c60fd8f6492f94eb099c373126cf/FLAGc885ff4c5 [2019-11-24 20:42:22,465 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c863d21c5/4ff7c60fd8f6492f94eb099c373126cf [2019-11-24 20:42:22,474 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:42:22,479 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:42:22,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:22,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:42:22,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:42:22,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:22" (1/1) ... [2019-11-24 20:42:22,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:22, skipping insertion in model container [2019-11-24 20:42:22,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:22" (1/1) ... [2019-11-24 20:42:22,523 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:42:23,011 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:42:28,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:28,046 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:42:30,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:30,785 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:42:30,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:30 WrapperNode [2019-11-24 20:42:30,787 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:30,788 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:30,799 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:42:30,802 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:42:30,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:30" (1/1) ... [2019-11-24 20:42:31,005 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:30" (1/1) ... [2019-11-24 20:42:31,672 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:31,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:42:31,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:42:31,675 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:42:31,697 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:30" (1/1) ... [2019-11-24 20:42:31,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:30" (1/1) ... [2019-11-24 20:42:31,823 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:30" (1/1) ... [2019-11-24 20:42:31,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:30" (1/1) ... [2019-11-24 20:42:32,190 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:30" (1/1) ... [2019-11-24 20:42:32,302 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:30" (1/1) ... [2019-11-24 20:42:32,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:30" (1/1) ... [2019-11-24 20:42:32,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:42:32,658 INFO L168 Benchmark]: Toolchain (without parser) took 10175.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 721.3 MB in the end (delta: 211.6 MB). Peak memory consumption was 211.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:32,661 INFO L168 Benchmark]: CDTParser took 0.49 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 20:42:32,663 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8303.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 856.2 MB in the end (delta: 76.7 MB). Peak memory consumption was 268.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:32,664 INFO L168 Benchmark]: Boogie Procedure Inliner took 883.90 ms. Allocated memory is still 1.0 GB. Free memory was 856.2 MB in the beginning and 775.3 MB in the end (delta: 80.9 MB). Peak memory consumption was 80.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:32,668 INFO L168 Benchmark]: Boogie Preprocessor took 978.05 ms. Allocated memory is still 1.0 GB. Free memory was 775.3 MB in the beginning and 721.3 MB in the end (delta: 54.0 MB). Peak memory consumption was 54.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:32,678 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 8303.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 856.2 MB in the end (delta: 76.7 MB). Peak memory consumption was 268.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 883.90 ms. Allocated memory is still 1.0 GB. Free memory was 856.2 MB in the beginning and 775.3 MB in the end (delta: 80.9 MB). Peak memory consumption was 80.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 978.05 ms. Allocated memory is still 1.0 GB. Free memory was 775.3 MB in the beginning and 721.3 MB in the end (delta: 54.0 MB). Peak memory consumption was 54.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...