./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label03.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/Problem02_label03.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 79d76b935496dc6a959c1e4984dc143bd47f9882 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_label03.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 79d76b935496dc6a959c1e4984dc143bd47f9882 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:25:55,301 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:55,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:55,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:55,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:55,356 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:55,362 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:55,374 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:55,382 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:55,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:55,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:55,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:55,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:55,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:55,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:55,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:55,408 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:55,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:55,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:55,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:55,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:55,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:55,439 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:55,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:55,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:55,451 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:55,451 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:55,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:55,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:55,459 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:55,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:55,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:55,463 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:55,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:55,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:55,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:55,471 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:55,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:55,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:55,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:55,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:55,480 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:25:55,532 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:55,535 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:55,539 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:55,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:55,541 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:55,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:55,544 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:55,546 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:25:55,547 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:55,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:55,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:55,548 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:55,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:55,548 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:55,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:55,554 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:55,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:55,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:55,555 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:55,555 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:55,555 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:55,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:55,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:55,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:55,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:55,558 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:25:55,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:25:55,560 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:55,560 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 -> 79d76b935496dc6a959c1e4984dc143bd47f9882 [2019-11-25 22:25:56,143 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:56,174 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:56,180 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:56,184 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:56,186 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:56,189 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label03.c [2019-11-25 22:25:56,347 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9011074c9/ca222a38371d4bf397e79df4c40740aa/FLAG52a22c575 [2019-11-25 22:25:57,613 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:57,614 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label03.c [2019-11-25 22:25:57,653 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9011074c9/ca222a38371d4bf397e79df4c40740aa/FLAG52a22c575 [2019-11-25 22:25:57,690 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9011074c9/ca222a38371d4bf397e79df4c40740aa [2019-11-25 22:25:57,700 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:57,702 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:57,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:57,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:57,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:57,720 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:57" (1/1) ... [2019-11-25 22:25:57,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:57, skipping insertion in model container [2019-11-25 22:25:57,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:57" (1/1) ... [2019-11-25 22:25:57,749 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:57,858 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:58,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:58,953 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:59,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:59,288 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:59,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59 WrapperNode [2019-11-25 22:25:59,290 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:59,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:59,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:59,294 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:59,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,538 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:59,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:59,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:59,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:59,569 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,678 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,695 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:59" (1/1) ... [2019-11-25 22:25:59,715 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:59,722 INFO L168 Benchmark]: Toolchain (without parser) took 2015.86 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 961.5 MB in the end (delta: 181.0 kB). Peak memory consumption was 246.5 kB. Max. memory is 12.5 GB. [2019-11-25 22:25:59,728 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:25:59,730 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1582.38 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 973.0 MB in the end (delta: -11.3 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:59,734 INFO L168 Benchmark]: Boogie Procedure Inliner took 251.61 ms. Allocated memory is still 1.0 GB. Free memory was 973.0 MB in the beginning and 967.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:59,738 INFO L168 Benchmark]: Boogie Preprocessor took 172.71 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 961.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:59,751 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1582.38 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 973.0 MB in the end (delta: -11.3 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 251.61 ms. Allocated memory is still 1.0 GB. Free memory was 973.0 MB in the beginning and 967.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 172.71 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 961.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:26:03,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:03,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:03,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:03,677 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:03,680 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:03,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:03,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:03,708 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:03,710 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:03,715 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:03,719 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:03,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:03,729 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:03,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:03,733 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:03,738 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:03,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:03,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:03,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:03,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:03,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:03,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:03,782 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:03,793 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:03,793 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:03,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:03,798 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:03,799 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:03,801 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:03,804 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:03,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:03,808 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:03,813 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:03,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:03,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:03,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:03,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:03,824 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:03,825 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:03,829 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:03,831 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:26:03,873 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:03,876 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:03,879 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:03,881 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:03,881 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:03,881 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:03,883 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:03,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:03,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:03,885 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:03,886 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:03,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:03,887 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:26:03,890 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:26:03,890 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:03,890 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:03,891 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:03,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:03,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:03,892 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:03,892 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:03,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:03,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:03,895 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:03,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:03,896 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:03,896 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:26:03,896 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:26:03,897 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:03,897 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:26:03,901 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 -> 79d76b935496dc6a959c1e4984dc143bd47f9882 [2019-11-25 22:26:04,505 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:04,536 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:04,542 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:04,547 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:04,550 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:04,552 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label03.c [2019-11-25 22:26:04,709 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82eba83f2/2de536cb9fcb490fa1cb57c29e831007/FLAG49121e695 [2019-11-25 22:26:05,992 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:05,993 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label03.c [2019-11-25 22:26:06,027 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82eba83f2/2de536cb9fcb490fa1cb57c29e831007/FLAG49121e695 [2019-11-25 22:26:06,068 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82eba83f2/2de536cb9fcb490fa1cb57c29e831007 [2019-11-25 22:26:06,079 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:06,081 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:06,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:06,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:06,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:06,098 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:06" (1/1) ... [2019-11-25 22:26:06,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:06, skipping insertion in model container [2019-11-25 22:26:06,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:06" (1/1) ... [2019-11-25 22:26:06,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:06,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:07,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:07,356 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:07,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:07,710 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:07,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07 WrapperNode [2019-11-25 22:26:07,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:07,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:07,716 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:07,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:07,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:07,801 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:07,952 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:07,956 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:07,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:07,957 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:07,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:07,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:07,997 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:07,997 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:08,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:08,084 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:08,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:07" (1/1) ... [2019-11-25 22:26:08,116 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:08,128 INFO L168 Benchmark]: Toolchain (without parser) took 2041.21 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 955.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:08,130 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:26:08,131 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1627.55 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 966.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:08,133 INFO L168 Benchmark]: Boogie Procedure Inliner took 240.43 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:08,138 INFO L168 Benchmark]: Boogie Preprocessor took 163.62 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:08,149 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1627.55 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 966.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 240.43 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 163.62 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...