./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label07.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/Problem14_label07.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 6f9a2fcb1012f2ff72c6593976c4936a90359f50 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label07.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 6f9a2fcb1012f2ff72c6593976c4936a90359f50 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:35:21,203 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:21,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:21,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:21,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:21,246 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:21,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:21,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:21,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:21,280 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:21,282 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:21,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:21,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:21,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:21,296 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:21,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:21,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:21,306 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:21,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:21,320 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:21,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:21,331 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:21,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:21,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:21,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:21,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:21,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:21,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:21,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:21,354 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:21,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:21,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:21,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:21,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:21,365 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:21,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:21,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:21,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:21,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:21,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:21,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:21,378 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:35:21,423 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:21,424 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:21,429 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:21,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:21,433 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:21,433 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:21,433 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:21,434 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:35:21,434 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:21,434 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:21,436 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:21,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:21,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:21,439 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:21,439 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:21,440 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:21,440 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:21,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:21,442 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:21,443 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:21,445 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:21,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:21,446 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:21,446 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:21,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:21,448 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:35:21,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:35:21,450 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:21,450 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 -> 6f9a2fcb1012f2ff72c6593976c4936a90359f50 [2019-11-27 09:35:22,090 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:22,118 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:22,127 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:22,130 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:22,132 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:22,135 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label07.c [2019-11-27 09:35:22,295 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e08a6bb0/247cba757d9349ca8a84584a9c424b2c/FLAGb21847b66 [2019-11-27 09:35:23,585 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:23,586 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label07.c [2019-11-27 09:35:23,617 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e08a6bb0/247cba757d9349ca8a84584a9c424b2c/FLAGb21847b66 [2019-11-27 09:35:23,647 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e08a6bb0/247cba757d9349ca8a84584a9c424b2c [2019-11-27 09:35:23,652 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:23,655 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:23,657 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:23,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:23,663 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:23,664 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:23" (1/1) ... [2019-11-27 09:35:23,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:23, skipping insertion in model container [2019-11-27 09:35:23,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:23" (1/1) ... [2019-11-27 09:35:23,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:23,768 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:24,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:24,878 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:25,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:25,250 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:25,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:25 WrapperNode [2019-11-27 09:35:25,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:25,256 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:25,256 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:25,258 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:25,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:25" (1/1) ... [2019-11-27 09:35:25,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:25" (1/1) ... [2019-11-27 09:35:25,477 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:25,479 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:25,482 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:25,482 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:25,508 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:25" (1/1) ... [2019-11-27 09:35:25,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:25" (1/1) ... [2019-11-27 09:35:25,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:25" (1/1) ... [2019-11-27 09:35:25,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:25" (1/1) ... [2019-11-27 09:35:25,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:25" (1/1) ... [2019-11-27 09:35:25,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:25" (1/1) ... [2019-11-27 09:35:25,658 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:25" (1/1) ... [2019-11-27 09:35:25,691 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:25,702 INFO L168 Benchmark]: Toolchain (without parser) took 2041.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.2 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:25,705 INFO L168 Benchmark]: CDTParser took 0.44 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 09:35:25,708 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1598.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.7 MB in the end (delta: 751.0 kB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:25,711 INFO L168 Benchmark]: Boogie Procedure Inliner took 223.08 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:25,714 INFO L168 Benchmark]: Boogie Preprocessor took 212.09 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:25,727 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 1598.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.7 MB in the end (delta: 751.0 kB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 223.08 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 212.09 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 09:35:29,603 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:29,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:29,655 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:29,658 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:29,660 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:29,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:29,681 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:29,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:29,691 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:29,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:29,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:29,700 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:29,707 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:29,711 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:29,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:29,718 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:29,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:29,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:29,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:29,744 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:29,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:29,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:29,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:29,767 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:29,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:29,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:29,773 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:29,774 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:29,775 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:29,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:29,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:29,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:29,783 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:29,787 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:29,789 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:29,790 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:29,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:29,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:29,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:29,797 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:29,799 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:35:29,839 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:29,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:29,846 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:29,847 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:29,847 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:29,847 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:29,848 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:29,848 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:29,850 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:29,850 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:29,851 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:29,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:29,852 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:35:29,854 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:35:29,854 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:29,855 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:29,855 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:29,855 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:29,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:29,856 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:29,859 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:29,859 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:29,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:29,860 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:29,860 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:29,860 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:29,861 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:35:29,861 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:35:29,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:29,864 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:35:29,865 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 -> 6f9a2fcb1012f2ff72c6593976c4936a90359f50 [2019-11-27 09:35:30,381 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:30,411 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:30,422 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:30,424 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:30,428 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:30,430 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label07.c [2019-11-27 09:35:30,590 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b14465534/22c524ab7215419d9293ccd8b403981c/FLAG087f8c93d [2019-11-27 09:35:31,826 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:31,832 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label07.c [2019-11-27 09:35:31,873 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b14465534/22c524ab7215419d9293ccd8b403981c/FLAG087f8c93d [2019-11-27 09:35:32,308 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b14465534/22c524ab7215419d9293ccd8b403981c [2019-11-27 09:35:32,323 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:32,327 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:32,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:32,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:32,341 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:32,344 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:32" (1/1) ... [2019-11-27 09:35:32,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65159f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:32, skipping insertion in model container [2019-11-27 09:35:32,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:32" (1/1) ... [2019-11-27 09:35:32,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:32,493 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:33,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:33,804 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:34,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:34,320 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:34,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:34 WrapperNode [2019-11-27 09:35:34,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:34,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:34,328 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:34,328 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:34,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:34" (1/1) ... [2019-11-27 09:35:34,399 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:34" (1/1) ... [2019-11-27 09:35:34,543 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:34,544 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:34,544 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:34,546 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:34,568 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:34" (1/1) ... [2019-11-27 09:35:34,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:34" (1/1) ... [2019-11-27 09:35:34,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:34" (1/1) ... [2019-11-27 09:35:34,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:34" (1/1) ... [2019-11-27 09:35:34,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:34" (1/1) ... [2019-11-27 09:35:34,685 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:34" (1/1) ... [2019-11-27 09:35:34,700 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:34" (1/1) ... [2019-11-27 09:35:34,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:34,736 INFO L168 Benchmark]: Toolchain (without parser) took 2404.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 949.9 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:34,741 INFO L168 Benchmark]: CDTParser took 3.78 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 09:35:34,743 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1991.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 961.4 MB in the end (delta: -1.1 MB). Peak memory consumption was 33.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:34,747 INFO L168 Benchmark]: Boogie Procedure Inliner took 218.62 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 955.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:34,749 INFO L168 Benchmark]: Boogie Preprocessor took 184.84 ms. Allocated memory is still 1.0 GB. Free memory was 955.6 MB in the beginning and 949.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:34,753 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.78 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 1991.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 961.4 MB in the end (delta: -1.1 MB). Peak memory consumption was 33.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 218.62 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 955.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 184.84 ms. Allocated memory is still 1.0 GB. Free memory was 955.6 MB in the beginning and 949.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...