./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label30.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_label30.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 628c4cc314cd08255e17a8a5e26ed6e2a5714122 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label30.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 628c4cc314cd08255e17a8a5e26ed6e2a5714122 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:58:47,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:47,018 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:47,046 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:47,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:47,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:47,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:47,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:47,085 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:47,090 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:47,092 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:47,099 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:47,099 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:47,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:47,110 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:47,113 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:47,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:47,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:47,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:47,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:47,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:47,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:47,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:47,157 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:47,165 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:47,166 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:47,168 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:47,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:47,172 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:47,173 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:47,176 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:47,177 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:47,178 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:47,182 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:47,185 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:47,187 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:47,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:47,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:47,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:47,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:47,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:47,199 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:47,241 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:47,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:47,248 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:47,248 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:47,249 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:47,249 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:47,249 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:47,250 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:47,250 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:47,252 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:47,253 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:47,254 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:47,254 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:47,255 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:47,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:47,257 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:47,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:47,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:47,258 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:47,259 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:47,262 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:47,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:47,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:47,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:47,263 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:47,264 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:47,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:47,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:47,265 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 -> 628c4cc314cd08255e17a8a5e26ed6e2a5714122 [2019-11-27 15:58:47,871 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:47,905 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:47,908 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:47,915 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:47,916 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:47,919 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label30.c [2019-11-27 15:58:48,086 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e55a1791a/038868d2db9e49998d2c3de8e15de89f/FLAG96c9f3ad2 [2019-11-27 15:58:49,587 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:49,588 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label30.c [2019-11-27 15:58:49,644 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e55a1791a/038868d2db9e49998d2c3de8e15de89f/FLAG96c9f3ad2 [2019-11-27 15:58:49,685 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e55a1791a/038868d2db9e49998d2c3de8e15de89f [2019-11-27 15:58:49,696 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:49,698 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:49,702 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:49,703 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:49,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:49,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:49" (1/1) ... [2019-11-27 15:58:49,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:49, skipping insertion in model container [2019-11-27 15:58:49,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:49" (1/1) ... [2019-11-27 15:58:49,741 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:49,890 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:51,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:51,708 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:52,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:52,758 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:52,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:52 WrapperNode [2019-11-27 15:58:52,763 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:52,764 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:52,765 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:52,765 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:52,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:52" (1/1) ... [2019-11-27 15:58:52,855 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:52" (1/1) ... [2019-11-27 15:58:53,095 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:53,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:53,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:53,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:53,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:52" (1/1) ... [2019-11-27 15:58:53,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:52" (1/1) ... [2019-11-27 15:58:53,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:52" (1/1) ... [2019-11-27 15:58:53,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:52" (1/1) ... [2019-11-27 15:58:53,286 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:52" (1/1) ... [2019-11-27 15:58:53,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:52" (1/1) ... [2019-11-27 15:58:53,386 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:52" (1/1) ... [2019-11-27 15:58:53,456 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:53,464 INFO L168 Benchmark]: Toolchain (without parser) took 3760.76 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 892.4 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:53,466 INFO L168 Benchmark]: CDTParser took 1.72 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 15:58:53,469 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3061.91 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 932.5 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:53,471 INFO L168 Benchmark]: Boogie Procedure Inliner took 332.08 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:53,476 INFO L168 Benchmark]: Boogie Preprocessor took 359.35 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:53,488 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.72 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 3061.91 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 932.5 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 332.08 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 359.35 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 15:58:57,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:57,362 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:57,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:57,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:57,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:57,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:57,425 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:57,428 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:57,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:57,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:57,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:57,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:57,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:57,458 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:57,461 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:57,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:57,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:57,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:57,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:57,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:57,497 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:57,502 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:57,506 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:57,515 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:57,516 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:57,516 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:57,518 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:57,521 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:57,522 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:57,524 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:57,525 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:57,528 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:57,532 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:57,534 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:57,537 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:57,538 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:57,539 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:57,542 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:57,544 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:57,547 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:57,548 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:57,588 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:57,590 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:57,594 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:57,596 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:57,596 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:57,598 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:57,598 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:57,598 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:57,599 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:57,601 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:57,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:57,603 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:57,603 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:57,604 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:57,606 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:57,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:57,607 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:57,607 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:57,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:57,608 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:57,608 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:57,611 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:57,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:57,612 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:57,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:57,612 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:57,612 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:57,613 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:57,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:57,613 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:57,617 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 -> 628c4cc314cd08255e17a8a5e26ed6e2a5714122 [2019-11-27 15:58:58,165 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:58,196 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:58,205 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:58,208 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:58,211 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:58,213 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label30.c [2019-11-27 15:58:58,373 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/811a84ea6/782d24cea0c049f5899dba18705647c9/FLAG10a4d89b2 [2019-11-27 15:58:59,726 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:59,732 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label30.c [2019-11-27 15:58:59,787 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/811a84ea6/782d24cea0c049f5899dba18705647c9/FLAG10a4d89b2 [2019-11-27 15:58:59,828 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/811a84ea6/782d24cea0c049f5899dba18705647c9 [2019-11-27 15:58:59,837 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:59,842 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:59,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:59,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:59,854 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:59,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:59" (1/1) ... [2019-11-27 15:58:59,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:59, skipping insertion in model container [2019-11-27 15:58:59,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:59" (1/1) ... [2019-11-27 15:58:59,885 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:00,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:02,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:02,019 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:03,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:03,182 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:03,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03 WrapperNode [2019-11-27 15:59:03,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:03,187 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:03,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:03,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:03,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:03,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:03,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:03,438 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:03,460 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,482 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,571 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,615 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:03,667 INFO L168 Benchmark]: Toolchain (without parser) took 3818.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.6 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:03,668 INFO L168 Benchmark]: CDTParser took 2.89 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 15:59:03,672 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3340.57 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 915.6 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:03,673 INFO L168 Benchmark]: Boogie Procedure Inliner took 249.39 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 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 15:59:03,678 INFO L168 Benchmark]: Boogie Preprocessor took 220.60 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 15:59:03,690 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.89 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 3340.57 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 915.6 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 249.39 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 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 220.60 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...