./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label18.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/Problem13_label18.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 c4bde9f2070f6d94127ab34ada6b9f8c7780e085 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label18.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 c4bde9f2070f6d94127ab34ada6b9f8c7780e085 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:56:20,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:20,081 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:20,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:20,120 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:20,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:20,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:20,144 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:20,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:20,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:20,158 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:20,163 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:20,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:20,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:20,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:20,177 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:20,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:20,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:20,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:20,198 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:20,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:20,212 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:20,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:20,218 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:20,228 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:20,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:20,231 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:20,233 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:20,234 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:20,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:20,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:20,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:20,244 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:20,246 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:20,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:20,251 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:20,252 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:20,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:20,254 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:20,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:20,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:20,264 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:56:20,309 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:20,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:20,315 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:20,317 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:20,317 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:20,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:20,319 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:20,319 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:56:20,319 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:20,321 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:20,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:20,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:20,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:20,325 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:20,327 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:20,327 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:20,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:20,328 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:20,328 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:20,330 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:20,330 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:20,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:20,331 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:20,332 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:20,332 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:20,335 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:56:20,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:56:20,335 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:20,336 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 -> c4bde9f2070f6d94127ab34ada6b9f8c7780e085 [2019-11-27 15:56:21,021 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:21,055 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:21,058 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:21,064 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:21,065 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:21,068 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label18.c [2019-11-27 15:56:21,257 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/833c8539e/ef63f06e2137485387903439b17180a5/FLAGbc778dc2d [2019-11-27 15:56:23,263 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:23,266 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label18.c [2019-11-27 15:56:23,374 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/833c8539e/ef63f06e2137485387903439b17180a5/FLAGbc778dc2d [2019-11-27 15:56:23,417 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/833c8539e/ef63f06e2137485387903439b17180a5 [2019-11-27 15:56:23,428 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:23,432 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:23,434 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:23,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:23,442 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:23,448 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:23" (1/1) ... [2019-11-27 15:56:23,455 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:23, skipping insertion in model container [2019-11-27 15:56:23,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:23" (1/1) ... [2019-11-27 15:56:23,476 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:23,804 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:27,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:27,103 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:28,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:29,061 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:29,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29 WrapperNode [2019-11-27 15:56:29,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:29,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:29,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:29,069 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:29,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:29,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:30,633 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:30,635 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:30,638 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:30,638 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:30,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:30,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:30,787 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:30,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:31,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:31,351 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:31,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:31,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:31,842 INFO L168 Benchmark]: Toolchain (without parser) took 8405.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 806.6 MB in the end (delta: 136.4 MB). Peak memory consumption was 136.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:31,843 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:56:31,848 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5632.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 773.8 MB in the end (delta: 169.2 MB). Peak memory consumption was 169.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:31,849 INFO L168 Benchmark]: Boogie Procedure Inliner took 1568.15 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 874.3 MB in the end (delta: -100.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:31,852 INFO L168 Benchmark]: Boogie Preprocessor took 1196.88 ms. Allocated memory is still 1.0 GB. Free memory was 874.3 MB in the beginning and 806.6 MB in the end (delta: 67.6 MB). Peak memory consumption was 67.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:31,865 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5632.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 773.8 MB in the end (delta: 169.2 MB). Peak memory consumption was 169.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1568.15 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 874.3 MB in the end (delta: -100.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1196.88 ms. Allocated memory is still 1.0 GB. Free memory was 874.3 MB in the beginning and 806.6 MB in the end (delta: 67.6 MB). Peak memory consumption was 67.6 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 15:56:36,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:36,126 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:36,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:36,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:36,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:36,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:36,190 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:36,194 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:36,201 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:36,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:36,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:36,212 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:36,217 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:36,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:36,224 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:36,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:36,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:36,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:36,248 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:36,256 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:36,264 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:36,265 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:36,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:36,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:36,279 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:36,280 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:36,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:36,285 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:36,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:36,290 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:36,291 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:36,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:36,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:36,299 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:36,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:36,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:36,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:36,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:36,307 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:36,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:36,314 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:56:36,361 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:36,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:36,367 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:36,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:36,370 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:36,371 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:36,371 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:36,371 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:36,372 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:36,372 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:36,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:36,375 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:36,375 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:56:36,376 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:56:36,377 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:36,377 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:36,380 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:36,380 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:36,380 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:36,381 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:36,381 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:36,381 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:36,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:36,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:36,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:36,386 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:36,386 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:56:36,386 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:56:36,387 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:36,387 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:56:36,389 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 -> c4bde9f2070f6d94127ab34ada6b9f8c7780e085 [2019-11-27 15:56:37,004 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:37,037 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:37,041 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:37,046 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:37,051 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:37,053 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label18.c [2019-11-27 15:56:37,213 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b50af01a/5cd99e3a3e624c6487224620757b3a6c/FLAG619295e2c [2019-11-27 15:56:39,126 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:39,128 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label18.c [2019-11-27 15:56:39,235 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b50af01a/5cd99e3a3e624c6487224620757b3a6c/FLAG619295e2c [2019-11-27 15:56:39,276 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b50af01a/5cd99e3a3e624c6487224620757b3a6c [2019-11-27 15:56:39,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:39,288 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:39,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:39,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:39,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:39,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:39" (1/1) ... [2019-11-27 15:56:39,317 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 03:56:39, skipping insertion in model container [2019-11-27 15:56:39,317 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:39" (1/1) ... [2019-11-27 15:56:39,338 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:39,627 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:43,361 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:43,379 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:45,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:45,445 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:45,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45 WrapperNode [2019-11-27 15:56:45,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:45,452 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:45,452 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:45,453 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:45,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:45,631 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:46,022 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:46,025 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:46,026 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:46,027 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:46,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:46,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:46,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:46,147 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:46,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:46,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:46,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:45" (1/1) ... [2019-11-27 15:56:46,634 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:46,644 INFO L168 Benchmark]: Toolchain (without parser) took 7350.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 880.8 MB in the end (delta: 63.7 MB). Peak memory consumption was 63.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:46,645 INFO L168 Benchmark]: CDTParser took 0.39 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 15:56:46,649 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6155.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 958.4 MB in the end (delta: -13.9 MB). Peak memory consumption was 265.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:46,651 INFO L168 Benchmark]: Boogie Procedure Inliner took 572.68 ms. Allocated memory is still 1.0 GB. Free memory was 958.4 MB in the beginning and 914.1 MB in the end (delta: 44.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:46,654 INFO L168 Benchmark]: Boogie Preprocessor took 610.71 ms. Allocated memory is still 1.0 GB. Free memory was 914.1 MB in the beginning and 880.8 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:46,663 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 6155.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 958.4 MB in the end (delta: -13.9 MB). Peak memory consumption was 265.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 572.68 ms. Allocated memory is still 1.0 GB. Free memory was 958.4 MB in the beginning and 914.1 MB in the end (delta: 44.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 610.71 ms. Allocated memory is still 1.0 GB. Free memory was 914.1 MB in the beginning and 880.8 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...