./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem04_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 3c323fdfb204fbdadc139e8536d283555c10b5b1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_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 3c323fdfb204fbdadc139e8536d283555c10b5b1 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:27:22,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:22,476 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:22,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:22,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:22,514 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:22,516 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:22,538 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:22,540 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:22,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:22,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:22,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:22,554 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:22,562 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:22,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:22,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:22,570 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:22,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:22,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:22,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:22,594 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:22,600 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:22,602 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:22,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:22,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:22,616 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:22,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:22,620 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:22,621 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:22,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:22,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:22,626 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:22,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:22,630 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:22,633 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:22,633 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:22,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:22,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:22,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:22,643 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:22,645 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:22,647 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:27:22,687 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:22,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:22,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:22,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:22,693 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:22,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:22,694 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:22,694 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:27:22,697 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:22,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:22,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:22,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:22,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:22,700 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:22,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:22,700 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:22,700 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:22,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:22,702 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:22,702 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:22,703 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:22,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:22,705 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:22,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:22,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:22,706 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:27:22,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:27:22,706 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:22,707 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 -> 3c323fdfb204fbdadc139e8536d283555c10b5b1 [2019-11-25 22:27:23,232 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:23,262 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:23,266 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:23,271 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:23,273 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:23,277 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label18.c [2019-11-25 22:27:23,444 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdc9936f9/ebc1d66eff344f49ad7500efae25a87b/FLAG7108d685f [2019-11-25 22:27:25,115 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:25,118 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label18.c [2019-11-25 22:27:25,187 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdc9936f9/ebc1d66eff344f49ad7500efae25a87b/FLAG7108d685f [2019-11-25 22:27:25,224 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdc9936f9/ebc1d66eff344f49ad7500efae25a87b [2019-11-25 22:27:25,232 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:25,238 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:25,239 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:25,243 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:25,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:25,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:25" (1/1) ... [2019-11-25 22:27:25,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:25, skipping insertion in model container [2019-11-25 22:27:25,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:25" (1/1) ... [2019-11-25 22:27:25,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:25,569 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:28,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:28,492 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:30,118 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:30,193 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:30,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30 WrapperNode [2019-11-25 22:27:30,198 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:30,199 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:30,201 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:30,204 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:30,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:30,321 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:30,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:30,690 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:30,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:30,691 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:30,712 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:30,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:30,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:30,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:30,981 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:31,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:31,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:31,166 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:31,175 INFO L168 Benchmark]: Toolchain (without parser) took 5932.25 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 751.3 MB in the end (delta: 193.2 MB). Peak memory consumption was 193.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:31,178 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-25 22:27:31,180 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4959.37 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 814.4 MB in the end (delta: 130.2 MB). Peak memory consumption was 130.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:31,184 INFO L168 Benchmark]: Boogie Procedure Inliner took 490.59 ms. Allocated memory is still 1.0 GB. Free memory was 814.4 MB in the beginning and 780.0 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:31,187 INFO L168 Benchmark]: Boogie Preprocessor took 476.78 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 751.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:31,200 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 4959.37 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 814.4 MB in the end (delta: 130.2 MB). Peak memory consumption was 130.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 490.59 ms. Allocated memory is still 1.0 GB. Free memory was 814.4 MB in the beginning and 780.0 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 476.78 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 751.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 0.1.24-65d6cd2 [2019-11-25 22:27:35,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:35,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:35,064 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:35,065 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:35,078 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:35,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:35,099 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:35,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:35,107 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:35,109 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:35,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:35,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:35,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:35,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:35,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:35,129 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:35,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:35,138 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:35,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:35,150 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:35,156 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:35,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:35,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:35,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:35,174 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:35,174 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:35,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:35,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:35,181 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:35,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:35,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:35,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:35,186 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:35,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:35,192 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:35,194 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:35,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:35,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:35,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:35,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:35,203 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:27:35,245 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:35,246 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:35,250 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:35,251 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:35,251 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:35,253 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:35,253 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:35,253 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:35,254 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:35,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:35,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:35,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:35,258 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:27:35,258 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:27:35,259 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:35,261 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:35,261 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:35,261 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:35,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:35,262 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:35,262 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:35,264 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:35,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:35,264 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:35,267 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:35,267 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:35,267 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:27:35,268 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:27:35,268 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:35,268 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:27:35,270 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 -> 3c323fdfb204fbdadc139e8536d283555c10b5b1 [2019-11-25 22:27:35,832 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:35,860 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:35,867 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:35,873 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:35,874 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:35,877 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label18.c [2019-11-25 22:27:36,028 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/196201419/877a0da0607e4ffda20cc3bd29f625c1/FLAG522211696 [2019-11-25 22:27:37,743 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:37,745 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label18.c [2019-11-25 22:27:37,812 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/196201419/877a0da0607e4ffda20cc3bd29f625c1/FLAG522211696 [2019-11-25 22:27:38,241 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/196201419/877a0da0607e4ffda20cc3bd29f625c1 [2019-11-25 22:27:38,253 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:38,255 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:38,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:38,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:38,267 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:38,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:38" (1/1) ... [2019-11-25 22:27:38,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:38, skipping insertion in model container [2019-11-25 22:27:38,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:38" (1/1) ... [2019-11-25 22:27:38,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:38,624 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:41,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:41,631 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:43,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:43,362 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:43,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43 WrapperNode [2019-11-25 22:27:43,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:43,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:43,370 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:43,370 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:43,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:43,511 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:43,957 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:43,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:43,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:43,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:43,982 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:43,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:44,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:44,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:44,328 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:44,415 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:44,497 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:44,580 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:44,589 INFO L168 Benchmark]: Toolchain (without parser) took 6329.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 737.6 MB in the end (delta: 211.2 MB). Peak memory consumption was 211.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:44,590 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-25 22:27:44,595 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5106.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 802.4 MB in the end (delta: 146.4 MB). Peak memory consumption was 146.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:44,596 INFO L168 Benchmark]: Boogie Procedure Inliner took 590.26 ms. Allocated memory is still 1.0 GB. Free memory was 802.4 MB in the beginning and 767.8 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:44,600 INFO L168 Benchmark]: Boogie Preprocessor took 623.94 ms. Allocated memory is still 1.0 GB. Free memory was 767.8 MB in the beginning and 737.6 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:44,610 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5106.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 802.4 MB in the end (delta: 146.4 MB). Peak memory consumption was 146.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 590.26 ms. Allocated memory is still 1.0 GB. Free memory was 802.4 MB in the beginning and 767.8 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 623.94 ms. Allocated memory is still 1.0 GB. Free memory was 767.8 MB in the beginning and 737.6 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...