./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label06.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label06.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 0d6d504be06c544abd3f98aa8e24c2240a31073b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label06.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 0d6d504be06c544abd3f98aa8e24c2240a31073b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:08,749 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:08,754 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:08,799 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:08,800 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:08,802 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:08,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:08,826 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:08,828 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:08,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:08,837 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:08,842 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:08,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:08,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:08,854 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:08,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:08,862 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:08,866 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:08,871 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:08,881 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:08,891 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:08,896 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:08,898 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:08,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:08,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:08,911 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:08,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:08,915 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:08,916 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:08,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:08,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:08,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:08,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:08,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:08,931 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:08,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:08,932 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:08,933 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:08,933 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:08,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:08,939 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:08,940 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:08,978 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:08,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:08,985 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:08,985 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:08,987 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:08,987 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:08,987 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:08,988 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:08,989 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:08,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:08,993 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:08,993 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:08,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:08,994 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:08,994 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:08,994 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:08,995 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:08,995 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:08,995 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:08,996 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:08,998 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:08,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:08,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:08,999 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:08,999 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:08,999 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:09,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:09,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:09,003 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 -> 0d6d504be06c544abd3f98aa8e24c2240a31073b [2019-11-26 16:48:09,530 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:09,559 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:09,569 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:09,571 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:09,574 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:09,575 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label06.c [2019-11-26 16:48:09,731 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d603084f6/4d25a56d4a2948f5a2c85732a0af0f99/FLAGceb24e6bc [2019-11-26 16:48:10,988 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:10,989 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label06.c [2019-11-26 16:48:11,029 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d603084f6/4d25a56d4a2948f5a2c85732a0af0f99/FLAGceb24e6bc [2019-11-26 16:48:11,067 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d603084f6/4d25a56d4a2948f5a2c85732a0af0f99 [2019-11-26 16:48:11,100 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:11,108 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:11,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:11,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:11,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:11,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:11" (1/1) ... [2019-11-26 16:48:11,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:11, skipping insertion in model container [2019-11-26 16:48:11,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:11" (1/1) ... [2019-11-26 16:48:11,157 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:11,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:12,435 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:12,453 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:12,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:12,842 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:12,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:12 WrapperNode [2019-11-26 16:48:12,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:12,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:12,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:12,848 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:12,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:12" (1/1) ... [2019-11-26 16:48:12,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:12" (1/1) ... [2019-11-26 16:48:13,073 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:13,075 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:13,075 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:13,075 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:13,099 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:12" (1/1) ... [2019-11-26 16:48:13,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:12" (1/1) ... [2019-11-26 16:48:13,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:12" (1/1) ... [2019-11-26 16:48:13,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:12" (1/1) ... [2019-11-26 16:48:13,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:12" (1/1) ... [2019-11-26 16:48:13,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:12" (1/1) ... [2019-11-26 16:48:13,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:12" (1/1) ... [2019-11-26 16:48:13,285 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:13,297 INFO L168 Benchmark]: Toolchain (without parser) took 2185.46 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 950.0 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:13,299 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-26 16:48:13,302 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1732.77 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 967.2 MB in the end (delta: -5.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:13,305 INFO L168 Benchmark]: Boogie Procedure Inliner took 228.39 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 955.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:13,310 INFO L168 Benchmark]: Boogie Preprocessor took 212.90 ms. Allocated memory is still 1.0 GB. Free memory was 955.7 MB in the beginning and 950.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:13,322 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1732.77 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 967.2 MB in the end (delta: -5.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 228.39 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 955.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 212.90 ms. Allocated memory is still 1.0 GB. Free memory was 955.7 MB in the beginning and 950.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:17,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:17,133 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:17,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:17,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:17,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:17,174 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:17,186 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:17,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:17,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:17,201 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:17,206 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:17,207 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:17,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:17,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:17,215 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:17,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:17,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:17,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:17,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:17,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:17,247 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:17,249 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:17,253 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:17,261 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:17,261 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:17,262 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:17,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:17,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:17,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:17,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:17,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:17,273 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:17,278 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:17,280 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:17,280 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:17,284 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:17,284 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:17,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:17,285 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:17,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:17,291 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:17,351 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:17,353 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:17,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:17,360 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:17,360 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:17,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:17,361 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:17,361 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:17,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:17,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:17,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:17,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:17,365 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:17,366 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:17,370 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:17,370 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:17,370 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:17,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:17,371 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:17,371 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:17,372 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:17,372 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:17,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:17,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:17,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:17,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:17,376 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:17,376 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:17,376 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:17,377 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:17,378 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 -> 0d6d504be06c544abd3f98aa8e24c2240a31073b [2019-11-26 16:48:17,881 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:17,922 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:17,930 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:17,933 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:17,935 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:17,938 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label06.c [2019-11-26 16:48:18,096 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39de47395/bad8b16f866c4cb3930ecbda26c7d5cd/FLAG1f3c20d0b [2019-11-26 16:48:19,291 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:19,301 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label06.c [2019-11-26 16:48:19,334 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39de47395/bad8b16f866c4cb3930ecbda26c7d5cd/FLAG1f3c20d0b [2019-11-26 16:48:19,764 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39de47395/bad8b16f866c4cb3930ecbda26c7d5cd [2019-11-26 16:48:19,774 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:19,779 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:19,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:19,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:19,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:19,797 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:19" (1/1) ... [2019-11-26 16:48:19,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c9e356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:19, skipping insertion in model container [2019-11-26 16:48:19,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:19" (1/1) ... [2019-11-26 16:48:19,825 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:19,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:21,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:21,226 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:21,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:21,723 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:21,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:21 WrapperNode [2019-11-26 16:48:21,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:21,730 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:21,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:21,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:21,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:21" (1/1) ... [2019-11-26 16:48:21,827 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:21" (1/1) ... [2019-11-26 16:48:21,997 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:22,002 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:22,005 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:22,005 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:22,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:21" (1/1) ... [2019-11-26 16:48:22,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:21" (1/1) ... [2019-11-26 16:48:22,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:21" (1/1) ... [2019-11-26 16:48:22,051 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:21" (1/1) ... [2019-11-26 16:48:22,125 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:21" (1/1) ... [2019-11-26 16:48:22,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:21" (1/1) ... [2019-11-26 16:48:22,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:21" (1/1) ... [2019-11-26 16:48:22,199 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:22,210 INFO L168 Benchmark]: Toolchain (without parser) took 2430.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 955.3 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:22,214 INFO L168 Benchmark]: CDTParser took 1.55 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. [2019-11-26 16:48:22,215 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1945.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 972.4 MB in the end (delta: -9.3 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:22,219 INFO L168 Benchmark]: Boogie Procedure Inliner took 272.21 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 961.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:22,222 INFO L168 Benchmark]: Boogie Preprocessor took 203.71 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:22,233 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.55 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 1945.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 972.4 MB in the end (delta: -9.3 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 272.21 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 961.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 203.71 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 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...