./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label06.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/Problem06_label06.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 a2cc3695ca4f92c32478aa2ca4744d0a88c9a815 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem06_label06.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 a2cc3695ca4f92c32478aa2ca4744d0a88c9a815 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:29:18,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:29:18,450 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:29:18,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:29:18,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:29:18,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:29:18,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:29:18,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:29:18,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:29:18,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:29:18,525 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:29:18,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:29:18,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:29:18,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:29:18,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:29:18,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:29:18,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:29:18,545 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:29:18,551 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:29:18,557 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:29:18,565 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:29:18,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:29:18,578 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:29:18,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:29:18,585 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:29:18,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:29:18,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:29:18,591 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:29:18,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:29:18,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:29:18,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:29:18,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:29:18,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:29:18,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:29:18,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:29:18,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:29:18,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:29:18,609 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:29:18,609 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:29:18,610 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:29:18,615 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:29:18,616 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:29:18,671 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:29:18,672 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:29:18,673 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:29:18,676 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:29:18,676 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:29:18,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:29:18,680 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:29:18,680 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:29:18,680 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:29:18,680 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:29:18,683 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:29:18,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:29:18,683 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:29:18,685 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:29:18,685 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:29:18,685 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:29:18,686 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:29:18,686 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:29:18,687 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:29:18,689 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:29:18,689 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:29:18,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:29:18,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:29:18,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:29:18,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:29:18,691 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:29:18,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:29:18,694 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:29:18,694 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 -> a2cc3695ca4f92c32478aa2ca4744d0a88c9a815 [2019-11-25 22:29:19,324 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:29:19,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:29:19,360 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:29:19,363 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:29:19,365 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:29:19,368 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label06.c [2019-11-25 22:29:19,518 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97570615e/89a0ae796b794e0cb74a6346038db225/FLAG8bb47e957 [2019-11-25 22:29:21,325 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:29:21,330 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label06.c [2019-11-25 22:29:21,440 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97570615e/89a0ae796b794e0cb74a6346038db225/FLAG8bb47e957 [2019-11-25 22:29:21,657 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97570615e/89a0ae796b794e0cb74a6346038db225 [2019-11-25 22:29:21,665 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:29:21,673 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:29:21,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:21,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:29:21,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:29:21,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:21" (1/1) ... [2019-11-25 22:29:21,697 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ade38da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:21, skipping insertion in model container [2019-11-25 22:29:21,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:21" (1/1) ... [2019-11-25 22:29:21,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:29:22,262 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:29:26,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:26,739 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:29:29,138 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:29,299 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:29:29,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:29 WrapperNode [2019-11-25 22:29:29,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:29,304 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:29,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:29:29,308 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:29:29,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:29" (1/1) ... [2019-11-25 22:29:29,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:29" (1/1) ... [2019-11-25 22:29:30,479 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:30,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:29:30,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:29:30,484 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:29:30,505 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:29" (1/1) ... [2019-11-25 22:29:30,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:29" (1/1) ... [2019-11-25 22:29:30,620 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:29" (1/1) ... [2019-11-25 22:29:30,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:29" (1/1) ... [2019-11-25 22:29:30,942 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:29" (1/1) ... [2019-11-25 22:29:31,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:29" (1/1) ... [2019-11-25 22:29:31,139 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:29" (1/1) ... [2019-11-25 22:29:31,238 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:29:31,247 INFO L168 Benchmark]: Toolchain (without parser) took 9570.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 815.3 MB in the end (delta: 117.6 MB). Peak memory consumption was 117.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:31,250 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 22:29:31,253 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7626.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 709.1 MB in the end (delta: 223.8 MB). Peak memory consumption was 223.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:31,257 INFO L168 Benchmark]: Boogie Procedure Inliner took 1178.02 ms. Allocated memory is still 1.0 GB. Free memory was 709.1 MB in the beginning and 867.5 MB in the end (delta: -158.4 MB). Peak memory consumption was 58.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:31,259 INFO L168 Benchmark]: Boogie Preprocessor took 757.21 ms. Allocated memory is still 1.0 GB. Free memory was 867.5 MB in the beginning and 815.3 MB in the end (delta: 52.2 MB). Peak memory consumption was 52.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:31,271 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 7626.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 709.1 MB in the end (delta: 223.8 MB). Peak memory consumption was 223.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1178.02 ms. Allocated memory is still 1.0 GB. Free memory was 709.1 MB in the beginning and 867.5 MB in the end (delta: -158.4 MB). Peak memory consumption was 58.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 757.21 ms. Allocated memory is still 1.0 GB. Free memory was 867.5 MB in the beginning and 815.3 MB in the end (delta: 52.2 MB). Peak memory consumption was 52.2 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 0.1.24-65d6cd2 [2019-11-25 22:29:35,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:29:35,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:29:35,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:29:35,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:29:35,293 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:29:35,296 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:29:35,313 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:29:35,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:29:35,322 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:29:35,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:29:35,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:29:35,332 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:29:35,337 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:29:35,338 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:29:35,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:29:35,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:29:35,351 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:29:35,357 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:29:35,366 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:29:35,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:29:35,377 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:29:35,382 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:29:35,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:29:35,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:29:35,392 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:29:35,393 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:29:35,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:29:35,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:29:35,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:29:35,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:29:35,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:29:35,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:29:35,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:29:35,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:29:35,411 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:29:35,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:29:35,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:29:35,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:29:35,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:29:35,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:29:35,421 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:29:35,456 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:29:35,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:29:35,462 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:29:35,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:29:35,465 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:29:35,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:29:35,466 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:29:35,466 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:29:35,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:29:35,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:29:35,468 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:29:35,470 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:29:35,470 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:29:35,471 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:29:35,471 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:29:35,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:29:35,473 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:29:35,473 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:29:35,474 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:29:35,474 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:29:35,474 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:29:35,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:29:35,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:29:35,476 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:29:35,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:29:35,479 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:29:35,479 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:29:35,479 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:29:35,480 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:29:35,480 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:29:35,481 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 -> a2cc3695ca4f92c32478aa2ca4744d0a88c9a815 [2019-11-25 22:29:36,059 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:29:36,087 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:29:36,095 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:29:36,101 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:29:36,102 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:29:36,104 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label06.c [2019-11-25 22:29:36,283 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5643678f9/b487e45369ac48faa01469a52db3f806/FLAG1260db020 [2019-11-25 22:29:38,264 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:29:38,267 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label06.c [2019-11-25 22:29:38,361 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5643678f9/b487e45369ac48faa01469a52db3f806/FLAG1260db020 [2019-11-25 22:29:38,397 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5643678f9/b487e45369ac48faa01469a52db3f806 [2019-11-25 22:29:38,409 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:29:38,411 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:29:38,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:38,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:29:38,422 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:29:38,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:38" (1/1) ... [2019-11-25 22:29:38,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:38, skipping insertion in model container [2019-11-25 22:29:38,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:38" (1/1) ... [2019-11-25 22:29:38,453 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:29:38,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:29:43,192 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:43,207 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:29:45,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:45,835 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:29:45,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:45 WrapperNode [2019-11-25 22:29:45,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:45,841 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:45,841 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:29:45,841 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:29:45,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:45" (1/1) ... [2019-11-25 22:29:46,036 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:45" (1/1) ... [2019-11-25 22:29:46,616 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:46,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:29:46,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:29:46,620 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:29:46,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:45" (1/1) ... [2019-11-25 22:29:46,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:45" (1/1) ... [2019-11-25 22:29:46,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:45" (1/1) ... [2019-11-25 22:29:46,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:45" (1/1) ... [2019-11-25 22:29:47,054 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:45" (1/1) ... [2019-11-25 22:29:47,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:45" (1/1) ... [2019-11-25 22:29:47,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:45" (1/1) ... [2019-11-25 22:29:47,344 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:29:47,353 INFO L168 Benchmark]: Toolchain (without parser) took 8937.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 765.1 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:47,354 INFO L168 Benchmark]: CDTParser took 3.72 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 22:29:47,357 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7424.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 886.9 MB in the end (delta: 51.9 MB). Peak memory consumption was 275.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:47,359 INFO L168 Benchmark]: Boogie Procedure Inliner took 778.29 ms. Allocated memory is still 1.0 GB. Free memory was 886.9 MB in the beginning and 812.3 MB in the end (delta: 74.6 MB). Peak memory consumption was 74.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:47,363 INFO L168 Benchmark]: Boogie Preprocessor took 726.23 ms. Allocated memory is still 1.0 GB. Free memory was 812.3 MB in the beginning and 765.1 MB in the end (delta: 47.2 MB). Peak memory consumption was 47.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:47,372 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.72 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 7424.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 886.9 MB in the end (delta: 51.9 MB). Peak memory consumption was 275.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 778.29 ms. Allocated memory is still 1.0 GB. Free memory was 886.9 MB in the beginning and 812.3 MB in the end (delta: 74.6 MB). Peak memory consumption was 74.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 726.23 ms. Allocated memory is still 1.0 GB. Free memory was 812.3 MB in the beginning and 765.1 MB in the end (delta: 47.2 MB). Peak memory consumption was 47.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...