./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem03_label24.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 d443bde2b4ed91a040fe01a253a772dbee49a394 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem03_label24.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 d443bde2b4ed91a040fe01a253a772dbee49a394 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:21:53,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:53,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:53,889 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:53,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:53,894 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:53,900 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:53,917 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:53,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:53,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:53,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:53,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:53,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:53,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:53,939 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:53,942 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:53,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:53,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:53,952 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:53,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:53,963 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:53,965 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:53,968 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:53,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:53,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:53,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:53,978 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:53,979 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:53,980 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:53,981 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:53,982 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:53,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:53,985 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:53,986 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:53,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:53,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:53,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:53,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:53,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:53,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:53,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:53,997 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:54,028 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:54,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:54,033 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:54,033 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:54,033 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:54,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:54,034 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:54,034 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:54,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:54,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:54,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:54,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:54,037 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:54,037 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:54,038 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:54,039 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:54,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:54,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:54,039 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:54,040 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:54,042 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:54,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:54,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:54,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:54,043 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:54,043 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:54,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:54,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:54,045 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 -> d443bde2b4ed91a040fe01a253a772dbee49a394 [2019-11-27 09:21:54,556 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:54,586 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:54,592 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:54,596 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:54,598 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:54,599 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label24.c [2019-11-27 09:21:54,753 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ab520e46/b9ca2e3d3d834214a6bf83b32e7171ea/FLAG008746c20 [2019-11-27 09:21:56,086 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:56,090 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label24.c [2019-11-27 09:21:56,131 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ab520e46/b9ca2e3d3d834214a6bf83b32e7171ea/FLAG008746c20 [2019-11-27 09:21:56,170 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ab520e46/b9ca2e3d3d834214a6bf83b32e7171ea [2019-11-27 09:21:56,178 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:56,183 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:56,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:56,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:56,195 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:56,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:56" (1/1) ... [2019-11-27 09:21:56,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:56, skipping insertion in model container [2019-11-27 09:21:56,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:56" (1/1) ... [2019-11-27 09:21:56,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:56,390 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:57,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:57,971 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:58,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:58,582 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:58,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:58 WrapperNode [2019-11-27 09:21:58,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:58,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:58,587 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:58,587 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:58,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:58" (1/1) ... [2019-11-27 09:21:58,676 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:58" (1/1) ... [2019-11-27 09:21:58,869 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:58,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:58,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:58,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:58,896 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:58" (1/1) ... [2019-11-27 09:21:58,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:58" (1/1) ... [2019-11-27 09:21:58,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:58" (1/1) ... [2019-11-27 09:21:58,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:58" (1/1) ... [2019-11-27 09:21:59,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:58" (1/1) ... [2019-11-27 09:21:59,053 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:58" (1/1) ... [2019-11-27 09:21:59,087 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:58" (1/1) ... [2019-11-27 09:21:59,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:59,132 INFO L168 Benchmark]: Toolchain (without parser) took 2941.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 903.7 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:59,133 INFO L168 Benchmark]: CDTParser took 1.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:59,138 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2399.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.6 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:59,140 INFO L168 Benchmark]: Boogie Procedure Inliner took 286.01 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:59,145 INFO L168 Benchmark]: Boogie Preprocessor took 251.11 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:59,156 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.38 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 2399.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.6 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 286.01 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 251.11 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:03,021 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:03,027 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:03,064 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:03,065 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:03,067 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:03,073 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:03,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:03,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:03,099 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:03,101 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:03,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:03,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:03,111 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:03,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:03,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:03,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:03,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:03,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:03,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:03,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:03,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:03,159 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:03,161 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:03,170 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:03,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:03,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:03,175 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:03,176 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:03,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:03,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:03,182 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:03,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:03,188 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:03,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:03,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:03,197 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:03,198 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:03,198 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:03,199 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:03,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:03,205 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:03,250 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:03,250 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:03,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:03,257 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:03,257 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:03,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:03,258 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:03,258 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:03,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:03,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:03,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:03,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:03,264 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:03,264 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:03,264 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:03,265 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:03,265 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:03,265 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:03,266 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:03,266 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:03,266 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:03,269 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:03,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:03,270 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:03,270 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:03,270 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:03,270 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:03,271 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:03,271 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:03,274 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:03,275 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 -> d443bde2b4ed91a040fe01a253a772dbee49a394 [2019-11-27 09:22:03,886 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:03,917 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:03,924 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:03,926 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:03,930 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:03,932 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label24.c [2019-11-27 09:22:04,092 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11e9319bf/436657c2e91147479d90040dfa38a462/FLAG528be97a0 [2019-11-27 09:22:05,425 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:05,428 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label24.c [2019-11-27 09:22:05,467 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11e9319bf/436657c2e91147479d90040dfa38a462/FLAG528be97a0 [2019-11-27 09:22:05,500 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11e9319bf/436657c2e91147479d90040dfa38a462 [2019-11-27 09:22:05,506 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:05,508 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:05,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:05,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:05,531 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:05,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:05" (1/1) ... [2019-11-27 09:22:05,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:05, skipping insertion in model container [2019-11-27 09:22:05,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:05" (1/1) ... [2019-11-27 09:22:05,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:05,717 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:07,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:07,325 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:07,954 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:08,006 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:08,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:08 WrapperNode [2019-11-27 09:22:08,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:08,008 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:08,010 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:08,011 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:08,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:08" (1/1) ... [2019-11-27 09:22:08,105 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:08" (1/1) ... [2019-11-27 09:22:08,283 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:08,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:08,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:08,285 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:08,309 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:08" (1/1) ... [2019-11-27 09:22:08,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:08" (1/1) ... [2019-11-27 09:22:08,330 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:08" (1/1) ... [2019-11-27 09:22:08,331 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:08" (1/1) ... [2019-11-27 09:22:08,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:08" (1/1) ... [2019-11-27 09:22:08,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:08" (1/1) ... [2019-11-27 09:22:08,511 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:08" (1/1) ... [2019-11-27 09:22:08,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:08,540 INFO L168 Benchmark]: Toolchain (without parser) took 3026.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 896.7 MB in the end (delta: 59.2 MB). Peak memory consumption was 59.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:08,541 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:22:08,545 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2484.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 919.7 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:08,546 INFO L168 Benchmark]: Boogie Procedure Inliner took 274.92 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:08,550 INFO L168 Benchmark]: Boogie Preprocessor took 248.26 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:08,561 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 2484.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 919.7 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 274.92 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 248.26 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...