./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label43.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem16_label43.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 229af491eae9baf0b6c23d75778213554ee18881 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem16_label43.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 229af491eae9baf0b6c23d75778213554ee18881 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:58:55,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:56,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:56,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:56,045 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:56,048 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:56,055 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:56,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:56,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:56,081 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:56,083 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:56,089 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:56,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:56,095 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:56,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:56,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:56,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:56,111 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:56,117 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:56,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:56,134 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:56,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:56,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:56,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:56,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:56,159 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:56,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:56,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:56,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:56,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:56,169 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:56,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:56,171 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:56,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:56,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:56,180 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:56,183 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:56,184 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:56,184 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:56,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:56,194 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:56,195 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:56,238 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:56,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:56,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:56,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:56,247 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:56,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:56,248 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:56,248 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:56,249 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:56,249 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:56,250 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:56,251 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:56,252 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:56,252 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:56,255 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:56,255 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:56,256 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:56,256 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:56,256 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:56,257 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:56,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:56,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:56,261 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:56,261 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:56,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:56,262 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:56,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:56,262 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:56,265 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 -> 229af491eae9baf0b6c23d75778213554ee18881 [2019-11-27 15:58:56,916 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:56,945 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:56,953 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:56,956 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:56,958 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:56,961 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label43.c [2019-11-27 15:58:57,120 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e01e7832a/8def83d544564e28b7036e6504860f5c/FLAG08c873a6e [2019-11-27 15:58:58,544 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:58,546 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label43.c [2019-11-27 15:58:58,586 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e01e7832a/8def83d544564e28b7036e6504860f5c/FLAG08c873a6e [2019-11-27 15:58:58,629 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e01e7832a/8def83d544564e28b7036e6504860f5c [2019-11-27 15:58:58,639 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:58,645 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:58,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:58,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:58,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:58,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:58" (1/1) ... [2019-11-27 15:58:58,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:58, skipping insertion in model container [2019-11-27 15:58:58,672 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:58" (1/1) ... [2019-11-27 15:58:58,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:58,847 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:00,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:00,654 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:01,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:01,304 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:01,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:01 WrapperNode [2019-11-27 15:59:01,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:01,310 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:01,313 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:01,313 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:01,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:01" (1/1) ... [2019-11-27 15:59:01,408 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:01" (1/1) ... [2019-11-27 15:59:01,692 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:01,694 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:01,694 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:01,694 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:01,718 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:01" (1/1) ... [2019-11-27 15:59:01,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:01" (1/1) ... [2019-11-27 15:59:01,747 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:01" (1/1) ... [2019-11-27 15:59:01,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:01" (1/1) ... [2019-11-27 15:59:01,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:01" (1/1) ... [2019-11-27 15:59:01,941 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:01" (1/1) ... [2019-11-27 15:59:01,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:01" (1/1) ... [2019-11-27 15:59:02,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:02,069 INFO L168 Benchmark]: Toolchain (without parser) took 3423.12 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 892.2 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:02,070 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:59:02,074 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2661.30 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 932.4 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:02,076 INFO L168 Benchmark]: Boogie Procedure Inliner took 383.29 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:02,080 INFO L168 Benchmark]: Boogie Preprocessor took 364.86 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:02,092 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2661.30 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 932.4 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 383.29 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 364.86 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 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 0.1.24-509859d [2019-11-27 15:59:06,076 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:06,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:06,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:06,122 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:06,125 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:06,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:06,147 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:06,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:06,156 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:06,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:06,163 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:06,168 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:06,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:06,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:06,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:06,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:06,189 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:06,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:06,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:06,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:06,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:06,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:06,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:06,232 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:06,232 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:06,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:06,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:06,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:06,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:06,241 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:06,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:06,244 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:06,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:06,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:06,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:06,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:06,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:06,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:06,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:06,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:06,264 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:06,306 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:06,307 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:06,311 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:06,313 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:06,316 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:06,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:06,317 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:06,317 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:06,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:06,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:06,319 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:06,320 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:06,320 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:06,322 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:06,323 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:06,323 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:06,323 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:06,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:06,324 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:06,327 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:06,327 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:06,327 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:06,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:06,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:06,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:06,329 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:06,329 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:06,329 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:06,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:06,331 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:06,333 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 -> 229af491eae9baf0b6c23d75778213554ee18881 [2019-11-27 15:59:06,909 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:06,942 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:06,946 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:06,954 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:06,955 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:06,956 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label43.c [2019-11-27 15:59:07,124 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec1069f37/963b360f2daf490aa18a88e054796f82/FLAG4ac45ff4f [2019-11-27 15:59:08,593 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:08,595 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label43.c [2019-11-27 15:59:08,650 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec1069f37/963b360f2daf490aa18a88e054796f82/FLAG4ac45ff4f [2019-11-27 15:59:08,690 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec1069f37/963b360f2daf490aa18a88e054796f82 [2019-11-27 15:59:08,700 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:08,706 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:08,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:08,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:08,719 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:08,720 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:08" (1/1) ... [2019-11-27 15:59:08,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:08, skipping insertion in model container [2019-11-27 15:59:08,731 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:08" (1/1) ... [2019-11-27 15:59:08,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:08,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:10,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:10,915 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:11,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:11,570 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:11,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:11 WrapperNode [2019-11-27 15:59:11,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:11,577 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:11,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:11,581 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:11,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:11" (1/1) ... [2019-11-27 15:59:11,673 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:11" (1/1) ... [2019-11-27 15:59:11,851 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:11,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:11,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:11,855 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:11,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:11" (1/1) ... [2019-11-27 15:59:11,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:11" (1/1) ... [2019-11-27 15:59:11,901 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:11" (1/1) ... [2019-11-27 15:59:11,905 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:11" (1/1) ... [2019-11-27 15:59:11,980 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:11" (1/1) ... [2019-11-27 15:59:12,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:11" (1/1) ... [2019-11-27 15:59:12,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:11" (1/1) ... [2019-11-27 15:59:12,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:12,056 INFO L168 Benchmark]: Toolchain (without parser) took 3343.86 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 892.6 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:12,057 INFO L168 Benchmark]: CDTParser took 2.41 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 15:59:12,058 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2867.81 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 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:12,059 INFO L168 Benchmark]: Boogie Procedure Inliner took 276.77 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:12,064 INFO L168 Benchmark]: Boogie Preprocessor took 193.71 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:12,071 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.41 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 2867.81 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 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 276.77 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.71 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 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...