./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label18.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/Problem16_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 c7310cf4a3b42ef0187c950fc5dfe87d438e7995 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_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 c7310cf4a3b42ef0187c950fc5dfe87d438e7995 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:36:48,171 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:48,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:48,192 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:48,193 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:48,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:48,208 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:48,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:48,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:48,229 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:48,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:48,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:48,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:48,236 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:48,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:48,242 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:48,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:48,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:48,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:48,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:48,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:48,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:48,269 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:48,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:48,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:48,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:48,277 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:48,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:48,281 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:48,282 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:48,282 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:48,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:48,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:48,287 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:48,290 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:48,291 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:48,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:48,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:48,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:48,294 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:48,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:48,299 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:48,328 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:48,328 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:48,330 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:48,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:48,332 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:48,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:48,333 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:48,335 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:48,335 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:48,335 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:48,336 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:48,336 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:48,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:48,337 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:48,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:48,337 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:48,338 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:48,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:48,340 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:48,340 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:48,340 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:48,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:48,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:48,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:48,341 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:48,342 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:48,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:48,345 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:48,345 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 -> c7310cf4a3b42ef0187c950fc5dfe87d438e7995 [2019-11-27 09:36:48,824 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:48,841 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:48,847 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:48,848 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:48,852 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:48,853 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label18.c [2019-11-27 09:36:48,957 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aab763dd3/5a9e414c2bbd4670a5724ba4bf14accd/FLAG1e0034f46 [2019-11-27 09:36:49,931 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:49,932 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label18.c [2019-11-27 09:36:49,967 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aab763dd3/5a9e414c2bbd4670a5724ba4bf14accd/FLAG1e0034f46 [2019-11-27 09:36:50,462 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aab763dd3/5a9e414c2bbd4670a5724ba4bf14accd [2019-11-27 09:36:50,471 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:50,475 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:50,477 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:50,478 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:50,485 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:50,485 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:50" (1/1) ... [2019-11-27 09:36:50,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:50, skipping insertion in model container [2019-11-27 09:36:50,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:50" (1/1) ... [2019-11-27 09:36:50,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:50,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:51,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:51,749 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:52,192 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:52,222 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:52,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:52 WrapperNode [2019-11-27 09:36:52,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:52,228 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:52,228 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:52,229 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:52,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:52" (1/1) ... [2019-11-27 09:36:52,290 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:52" (1/1) ... [2019-11-27 09:36:52,457 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:52,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:52,459 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:52,459 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:52,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:52" (1/1) ... [2019-11-27 09:36:52,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:52" (1/1) ... [2019-11-27 09:36:52,499 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:52" (1/1) ... [2019-11-27 09:36:52,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:52" (1/1) ... [2019-11-27 09:36:52,582 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:52" (1/1) ... [2019-11-27 09:36:52,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:52" (1/1) ... [2019-11-27 09:36:52,659 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:52" (1/1) ... [2019-11-27 09:36:52,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:52,725 INFO L168 Benchmark]: Toolchain (without parser) took 2246.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 892.4 MB in the end (delta: 66.4 MB). Peak memory consumption was 66.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:52,726 INFO L168 Benchmark]: CDTParser took 0.54 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 09:36:52,729 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1748.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 932.5 MB in the end (delta: 26.3 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:52,730 INFO L168 Benchmark]: Boogie Procedure Inliner took 230.38 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 09:36:52,735 INFO L168 Benchmark]: Boogie Preprocessor took 260.61 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 09:36:52,742 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 1748.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 932.5 MB in the end (delta: 26.3 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 230.38 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 260.61 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-da95e15 [2019-11-27 09:36:55,457 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:55,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:55,485 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:55,487 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:55,488 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:55,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:55,503 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:55,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:55,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:55,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:55,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:55,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:55,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:55,526 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:55,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:55,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:55,532 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:55,535 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:55,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:55,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:55,549 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:55,551 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:55,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:55,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:55,561 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:55,562 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:55,563 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:55,564 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:55,564 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:55,566 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:55,566 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:55,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:55,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:55,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:55,573 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:55,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:55,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:55,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:55,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:55,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:55,579 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:55,607 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:55,607 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:55,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:55,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:55,613 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:55,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:55,613 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:55,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:55,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:55,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:55,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:55,616 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:55,616 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:55,617 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:55,617 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:55,620 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:55,620 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:55,620 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:55,620 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:55,621 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:55,621 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:55,621 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:55,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:55,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:55,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:55,622 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:55,622 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:55,622 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:55,623 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:55,624 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:55,625 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 -> c7310cf4a3b42ef0187c950fc5dfe87d438e7995 [2019-11-27 09:36:56,072 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:56,089 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:56,096 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:56,097 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:56,098 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:56,099 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label18.c [2019-11-27 09:36:56,200 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2468af5a6/1f966d41f00e4b0db4fd65b35a3d3b2f/FLAGfab6facab [2019-11-27 09:36:57,165 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:57,166 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label18.c [2019-11-27 09:36:57,200 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2468af5a6/1f966d41f00e4b0db4fd65b35a3d3b2f/FLAGfab6facab [2019-11-27 09:36:57,227 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2468af5a6/1f966d41f00e4b0db4fd65b35a3d3b2f [2019-11-27 09:36:57,234 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:57,236 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:57,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:57,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:57,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:57,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:57" (1/1) ... [2019-11-27 09:36:57,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:57, skipping insertion in model container [2019-11-27 09:36:57,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:57" (1/1) ... [2019-11-27 09:36:57,268 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:57,370 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:58,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:58,599 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:58,994 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:59,021 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:59,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:59 WrapperNode [2019-11-27 09:36:59,023 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:59,024 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:59,027 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:59,027 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:59,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:59" (1/1) ... [2019-11-27 09:36:59,091 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:59" (1/1) ... [2019-11-27 09:36:59,211 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:59,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:59,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:59,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:59,228 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:59" (1/1) ... [2019-11-27 09:36:59,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:59" (1/1) ... [2019-11-27 09:36:59,239 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:59" (1/1) ... [2019-11-27 09:36:59,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:59" (1/1) ... [2019-11-27 09:36:59,305 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:59" (1/1) ... [2019-11-27 09:36:59,343 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:59" (1/1) ... [2019-11-27 09:36:59,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:59" (1/1) ... [2019-11-27 09:36:59,373 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:59,380 INFO L168 Benchmark]: Toolchain (without parser) took 2141.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 891.3 MB in the end (delta: 70.4 MB). Peak memory consumption was 70.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:59,382 INFO L168 Benchmark]: CDTParser took 1.02 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 09:36:59,384 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1783.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 914.2 MB in the end (delta: 47.4 MB). Peak memory consumption was 47.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:59,385 INFO L168 Benchmark]: Boogie Procedure Inliner took 187.49 ms. Allocated memory is still 1.0 GB. Free memory was 914.2 MB in the beginning and 902.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:59,388 INFO L168 Benchmark]: Boogie Preprocessor took 162.71 ms. Allocated memory is still 1.0 GB. Free memory was 902.8 MB in the beginning and 891.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:59,397 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.02 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 1783.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 914.2 MB in the end (delta: 47.4 MB). Peak memory consumption was 47.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 187.49 ms. Allocated memory is still 1.0 GB. Free memory was 914.2 MB in the beginning and 902.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 162.71 ms. Allocated memory is still 1.0 GB. Free memory was 902.8 MB in the beginning and 891.3 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...