./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label14.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem02_label14.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 bf623cbfa27d5f25c20ae418fc6508fd949965cd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label14.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 bf623cbfa27d5f25c20ae418fc6508fd949965cd ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:26:06,787 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:06,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:06,817 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:06,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:06,836 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:06,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:06,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:06,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:06,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:06,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:06,873 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:06,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:06,881 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:06,884 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:06,888 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:06,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:06,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:06,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:06,910 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:06,918 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:06,928 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:06,930 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:06,934 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:06,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:06,943 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:06,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:06,948 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:06,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:06,950 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:06,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:06,955 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:06,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:06,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:06,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:06,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:06,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:06,968 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:06,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:06,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:06,972 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:06,975 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:26:07,015 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:07,016 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:07,019 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:07,021 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:07,021 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:07,022 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:07,024 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:07,024 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:26:07,024 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:07,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:07,026 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:07,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:07,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:07,029 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:07,030 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:07,030 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:07,030 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:07,031 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:07,031 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:07,031 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:07,032 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:07,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:07,034 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:07,035 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:07,035 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:07,035 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:26:07,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:26:07,037 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:07,037 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 -> bf623cbfa27d5f25c20ae418fc6508fd949965cd [2019-11-25 22:26:07,589 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:07,619 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:07,626 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:07,629 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:07,632 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:07,633 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label14.c [2019-11-25 22:26:07,799 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37501d807/38bb05fcb8cf45ef97f92c7ec6fda754/FLAG3d98d1fc4 [2019-11-25 22:26:09,075 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:09,086 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label14.c [2019-11-25 22:26:09,118 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37501d807/38bb05fcb8cf45ef97f92c7ec6fda754/FLAG3d98d1fc4 [2019-11-25 22:26:09,154 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37501d807/38bb05fcb8cf45ef97f92c7ec6fda754 [2019-11-25 22:26:09,166 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:09,168 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:09,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:09,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:09,180 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:09,181 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:09" (1/1) ... [2019-11-25 22:26:09,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7397f0d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:09, skipping insertion in model container [2019-11-25 22:26:09,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:09" (1/1) ... [2019-11-25 22:26:09,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:09,317 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:10,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:10,399 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:10,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:10,726 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:10,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:10 WrapperNode [2019-11-25 22:26:10,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:10,734 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:10,736 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:10,736 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:10,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:10" (1/1) ... [2019-11-25 22:26:10,807 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:10" (1/1) ... [2019-11-25 22:26:10,956 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:10,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:10,965 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:10,965 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:10,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:10" (1/1) ... [2019-11-25 22:26:10,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:10" (1/1) ... [2019-11-25 22:26:11,001 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:10" (1/1) ... [2019-11-25 22:26:11,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:10" (1/1) ... [2019-11-25 22:26:11,056 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:10" (1/1) ... [2019-11-25 22:26:11,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:10" (1/1) ... [2019-11-25 22:26:11,115 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:10" (1/1) ... [2019-11-25 22:26:11,142 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:11,157 INFO L168 Benchmark]: Toolchain (without parser) took 1981.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.7 MB in the end (delta: 2.7 kB). Peak memory consumption was 68.3 kB. Max. memory is 12.5 GB. [2019-11-25 22:26:11,159 INFO L168 Benchmark]: CDTParser took 1.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:26:11,163 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1562.92 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 973.1 MB in the end (delta: -11.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:11,170 INFO L168 Benchmark]: Boogie Procedure Inliner took 224.36 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. [2019-11-25 22:26:11,174 INFO L168 Benchmark]: Boogie Preprocessor took 187.48 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:11,186 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1562.92 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 973.1 MB in the end (delta: -11.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 224.36 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. * Boogie Preprocessor took 187.48 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:26:15,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:15,126 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:15,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:15,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:15,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:15,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:15,187 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:15,190 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:15,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:15,199 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:15,204 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:15,205 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:15,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:15,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:15,220 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:15,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:15,228 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:15,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:15,256 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:15,263 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:15,269 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:15,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:15,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:15,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:15,286 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:15,286 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:15,291 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:15,292 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:15,293 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:15,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:15,296 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:15,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:15,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:15,305 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:15,307 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:15,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:15,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:15,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:15,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:15,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:15,319 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:26:15,359 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:15,360 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:15,363 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:15,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:15,365 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:15,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:15,366 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:15,368 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:15,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:15,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:15,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:15,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:15,370 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:26:15,373 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:26:15,374 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:15,374 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:15,374 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:15,374 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:15,375 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:15,375 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:15,376 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:15,378 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:15,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:15,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:15,379 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:15,379 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:15,379 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:26:15,380 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:26:15,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:15,383 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:26:15,384 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 -> bf623cbfa27d5f25c20ae418fc6508fd949965cd [2019-11-25 22:26:15,942 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:15,975 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:15,985 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:15,987 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:15,990 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:15,993 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label14.c [2019-11-25 22:26:16,141 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ac8c077a/089016ea55e246689f323b6b0fa0c55a/FLAGe07091551 [2019-11-25 22:26:17,462 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:17,464 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label14.c [2019-11-25 22:26:17,498 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ac8c077a/089016ea55e246689f323b6b0fa0c55a/FLAGe07091551 [2019-11-25 22:26:17,534 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ac8c077a/089016ea55e246689f323b6b0fa0c55a [2019-11-25 22:26:17,541 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:17,543 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:17,553 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:17,555 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:17,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:17,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:17" (1/1) ... [2019-11-25 22:26:17,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70a9e384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:17, skipping insertion in model container [2019-11-25 22:26:17,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:17" (1/1) ... [2019-11-25 22:26:17,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:17,698 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:18,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:18,804 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:19,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:19,131 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:19,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:19 WrapperNode [2019-11-25 22:26:19,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:19,141 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:19,141 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:19,142 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:19,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:19" (1/1) ... [2019-11-25 22:26:19,215 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:19" (1/1) ... [2019-11-25 22:26:19,360 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:19,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:19,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:19,361 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:19,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:19" (1/1) ... [2019-11-25 22:26:19,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:19" (1/1) ... [2019-11-25 22:26:19,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:19" (1/1) ... [2019-11-25 22:26:19,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:19" (1/1) ... [2019-11-25 22:26:19,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:19" (1/1) ... [2019-11-25 22:26:19,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:19" (1/1) ... [2019-11-25 22:26:19,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:19" (1/1) ... [2019-11-25 22:26:19,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:19,568 INFO L168 Benchmark]: Toolchain (without parser) took 2024.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 956.5 MB in the end (delta: 928.3 kB). Peak memory consumption was 993.8 kB. Max. memory is 12.5 GB. [2019-11-25 22:26:19,573 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:26:19,577 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1580.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 967.9 MB in the end (delta: -10.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:19,580 INFO L168 Benchmark]: Boogie Procedure Inliner took 219.21 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:19,582 INFO L168 Benchmark]: Boogie Preprocessor took 203.86 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:19,597 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 1580.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 967.9 MB in the end (delta: -10.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 219.21 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 203.86 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 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...