./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label56.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/Problem06_label56.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 fe4115129c8ab1fa658d000b63fcbeb16060d84e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label56.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 fe4115129c8ab1fa658d000b63fcbeb16060d84e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:25:17,074 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:25:17,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:25:17,102 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:25:17,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:25:17,111 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:25:17,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:25:17,124 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:25:17,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:25:17,134 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:25:17,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:25:17,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:25:17,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:25:17,145 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:25:17,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:25:17,148 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:25:17,151 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:25:17,152 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:25:17,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:25:17,162 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:25:17,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:25:17,172 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:25:17,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:25:17,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:25:17,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:25:17,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:25:17,182 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:25:17,185 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:25:17,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:25:17,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:25:17,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:25:17,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:25:17,191 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:25:17,192 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:25:17,193 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:25:17,196 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:25:17,197 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:25:17,197 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:25:17,197 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:25:17,198 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:25:17,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:25:17,203 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:25:17,226 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:25:17,230 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:25:17,232 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:25:17,232 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:25:17,232 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:25:17,233 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:25:17,233 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:25:17,233 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:25:17,233 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:25:17,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:25:17,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:25:17,236 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:25:17,236 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:25:17,236 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:25:17,237 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:25:17,237 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:25:17,237 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:25:17,237 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:25:17,239 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:25:17,239 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:25:17,239 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:25:17,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:25:17,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:25:17,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:25:17,241 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:25:17,245 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:25:17,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:25:17,248 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:25:17,248 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 -> fe4115129c8ab1fa658d000b63fcbeb16060d84e [2019-11-27 09:25:17,723 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:25:17,738 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:25:17,742 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:25:17,746 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:25:17,749 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:25:17,750 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label56.c [2019-11-27 09:25:17,855 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f53665221/bf6f94601014480cba7d28eabe2e2fcf/FLAGa3c947e58 [2019-11-27 09:25:19,239 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:25:19,242 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label56.c [2019-11-27 09:25:19,328 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f53665221/bf6f94601014480cba7d28eabe2e2fcf/FLAGa3c947e58 [2019-11-27 09:25:19,368 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f53665221/bf6f94601014480cba7d28eabe2e2fcf [2019-11-27 09:25:19,373 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:25:19,376 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:25:19,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:19,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:25:19,386 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:25:19,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:19" (1/1) ... [2019-11-27 09:25:19,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:19, skipping insertion in model container [2019-11-27 09:25:19,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:19" (1/1) ... [2019-11-27 09:25:19,408 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:25:19,729 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:22,670 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:22,680 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:24,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:24,498 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:24,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:24 WrapperNode [2019-11-27 09:25:24,505 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:24,506 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:24,506 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:24,507 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:24,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:24" (1/1) ... [2019-11-27 09:25:24,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:24" (1/1) ... [2019-11-27 09:25:25,073 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:25,077 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:25,077 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:25,077 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:25,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:24" (1/1) ... [2019-11-27 09:25:25,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:24" (1/1) ... [2019-11-27 09:25:25,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:24" (1/1) ... [2019-11-27 09:25:25,152 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:24" (1/1) ... [2019-11-27 09:25:25,344 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:24" (1/1) ... [2019-11-27 09:25:25,415 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:24" (1/1) ... [2019-11-27 09:25:25,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:24" (1/1) ... [2019-11-27 09:25:25,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:25,556 INFO L168 Benchmark]: Toolchain (without parser) took 6175.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 785.1 MB in the end (delta: 147.9 MB). Peak memory consumption was 148.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:25,557 INFO L168 Benchmark]: CDTParser took 0.21 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 09:25:25,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5125.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 911.6 MB in the end (delta: 21.4 MB). Peak memory consumption was 274.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:25,562 INFO L168 Benchmark]: Boogie Procedure Inliner took 570.61 ms. Allocated memory is still 1.0 GB. Free memory was 911.6 MB in the beginning and 835.8 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:25,566 INFO L168 Benchmark]: Boogie Preprocessor took 472.59 ms. Allocated memory is still 1.0 GB. Free memory was 835.8 MB in the beginning and 785.1 MB in the end (delta: 50.7 MB). Peak memory consumption was 50.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:25,573 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 5125.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 911.6 MB in the end (delta: 21.4 MB). Peak memory consumption was 274.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 570.61 ms. Allocated memory is still 1.0 GB. Free memory was 911.6 MB in the beginning and 835.8 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 472.59 ms. Allocated memory is still 1.0 GB. Free memory was 835.8 MB in the beginning and 785.1 MB in the end (delta: 50.7 MB). Peak memory consumption was 50.7 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-da95e15 [2019-11-27 09:25:28,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:25:28,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:25:28,331 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:25:28,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:25:28,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:25:28,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:25:28,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:25:28,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:25:28,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:25:28,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:25:28,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:25:28,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:25:28,378 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:25:28,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:25:28,381 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:25:28,383 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:25:28,384 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:25:28,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:25:28,394 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:25:28,400 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:25:28,404 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:25:28,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:25:28,408 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:25:28,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:25:28,416 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:25:28,416 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:25:28,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:25:28,420 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:25:28,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:25:28,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:25:28,422 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:25:28,423 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:25:28,427 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:25:28,428 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:25:28,428 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:25:28,432 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:25:28,432 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:25:28,432 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:25:28,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:25:28,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:25:28,437 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:25:28,466 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:25:28,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:25:28,468 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:25:28,470 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:25:28,470 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:25:28,470 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:25:28,470 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:25:28,471 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:25:28,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:25:28,472 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:25:28,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:25:28,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:25:28,473 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:25:28,475 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:25:28,475 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:25:28,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:25:28,475 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:25:28,475 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:25:28,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:25:28,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:25:28,477 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:25:28,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:25:28,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:25:28,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:25:28,479 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:25:28,479 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:25:28,479 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:25:28,479 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:25:28,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:25:28,480 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:25:28,483 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 -> fe4115129c8ab1fa658d000b63fcbeb16060d84e [2019-11-27 09:25:28,881 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:25:28,899 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:25:28,907 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:25:28,911 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:25:28,912 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:25:28,913 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label56.c [2019-11-27 09:25:28,997 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ea0240ba/61de4c6b8b444fce96168486e88be398/FLAG545eaeb8d [2019-11-27 09:25:30,419 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:25:30,423 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label56.c [2019-11-27 09:25:30,513 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ea0240ba/61de4c6b8b444fce96168486e88be398/FLAG545eaeb8d [2019-11-27 09:25:30,554 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ea0240ba/61de4c6b8b444fce96168486e88be398 [2019-11-27 09:25:30,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:25:30,567 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:25:30,569 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:30,569 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:25:30,574 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:25:30,575 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:30" (1/1) ... [2019-11-27 09:25:30,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:30, skipping insertion in model container [2019-11-27 09:25:30,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:30" (1/1) ... [2019-11-27 09:25:30,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:25:30,915 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:33,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:33,890 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:35,617 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:35,704 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:35,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35 WrapperNode [2019-11-27 09:25:35,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:35,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:35,710 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:35,710 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:35,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:35,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:36,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:36,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:36,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:36,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:36,209 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:36,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:36,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:36,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:36,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:36,551 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:36,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:36,693 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:36,699 INFO L168 Benchmark]: Toolchain (without parser) took 6131.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 766.9 MB in the end (delta: 170.4 MB). Peak memory consumption was 170.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:36,700 INFO L168 Benchmark]: CDTParser took 0.24 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 09:25:36,702 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5140.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 892.8 MB in the end (delta: 44.5 MB). Peak memory consumption was 274.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:36,704 INFO L168 Benchmark]: Boogie Procedure Inliner took 482.14 ms. Allocated memory is still 1.0 GB. Free memory was 892.8 MB in the beginning and 819.0 MB in the end (delta: 73.8 MB). Peak memory consumption was 73.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:36,708 INFO L168 Benchmark]: Boogie Preprocessor took 501.21 ms. Allocated memory is still 1.0 GB. Free memory was 819.0 MB in the beginning and 766.9 MB in the end (delta: 52.1 MB). Peak memory consumption was 52.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:36,715 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 5140.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 892.8 MB in the end (delta: 44.5 MB). Peak memory consumption was 274.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 482.14 ms. Allocated memory is still 1.0 GB. Free memory was 892.8 MB in the beginning and 819.0 MB in the end (delta: 73.8 MB). Peak memory consumption was 73.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 501.21 ms. Allocated memory is still 1.0 GB. Free memory was 819.0 MB in the beginning and 766.9 MB in the end (delta: 52.1 MB). Peak memory consumption was 52.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...