./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label51.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_label51.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 89e4d3b83e9299d0f8112c95fd72ee254e8bb8bf ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label51.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 89e4d3b83e9299d0f8112c95fd72ee254e8bb8bf .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:40:20,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:20,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:20,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:20,442 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:20,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:20,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:20,475 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:20,479 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:20,483 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:20,485 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:20,491 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:20,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:20,498 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:20,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:20,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:20,511 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:20,514 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:20,520 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:20,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:20,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:20,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:20,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:20,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:20,559 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:20,560 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:20,560 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:20,563 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:20,564 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:20,568 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:20,568 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:20,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:20,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:20,575 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:20,578 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:20,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:20,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:20,582 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:20,584 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:20,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:20,589 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:20,591 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:20,629 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:20,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:20,636 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:20,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:20,637 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:20,639 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:20,639 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:20,639 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:20,640 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:20,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:20,641 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:20,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:20,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:20,645 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:20,645 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:20,645 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:20,645 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:20,646 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:20,646 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:20,647 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:20,647 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:20,650 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:20,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:20,650 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:20,651 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:20,651 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:20,651 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:20,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:20,652 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:20,652 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 -> 89e4d3b83e9299d0f8112c95fd72ee254e8bb8bf [2019-11-24 20:40:21,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:21,255 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:21,262 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:21,267 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:21,268 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:21,269 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label51.c [2019-11-24 20:40:21,423 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2050e1b96/77a471b5364d408db100ddd88bc7b665/FLAG18c80702d [2019-11-24 20:40:22,673 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:22,678 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label51.c [2019-11-24 20:40:22,714 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2050e1b96/77a471b5364d408db100ddd88bc7b665/FLAG18c80702d [2019-11-24 20:40:22,751 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2050e1b96/77a471b5364d408db100ddd88bc7b665 [2019-11-24 20:40:22,759 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:22,766 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:22,769 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:22,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:22,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:22,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:22" (1/1) ... [2019-11-24 20:40:22,790 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:22, skipping insertion in model container [2019-11-24 20:40:22,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:22" (1/1) ... [2019-11-24 20:40:22,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:22,923 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:23,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:23,973 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:24,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:24,298 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:24,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:24 WrapperNode [2019-11-24 20:40:24,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:24,304 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:24,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:24,306 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:24,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:24" (1/1) ... [2019-11-24 20:40:24,365 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:24" (1/1) ... [2019-11-24 20:40:24,493 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:24,494 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:24,494 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:24,494 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:24,505 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:24" (1/1) ... [2019-11-24 20:40:24,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:24" (1/1) ... [2019-11-24 20:40:24,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:24" (1/1) ... [2019-11-24 20:40:24,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:24" (1/1) ... [2019-11-24 20:40:24,588 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:24" (1/1) ... [2019-11-24 20:40:24,628 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:24" (1/1) ... [2019-11-24 20:40:24,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:24" (1/1) ... [2019-11-24 20:40:24,673 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:24,684 INFO L168 Benchmark]: Toolchain (without parser) took 1914.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:24,693 INFO L168 Benchmark]: CDTParser took 0.86 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. [2019-11-24 20:40:24,696 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1533.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 973.1 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:24,700 INFO L168 Benchmark]: Boogie Procedure Inliner took 189.81 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:24,705 INFO L168 Benchmark]: Boogie Preprocessor took 182.71 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:24,722 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86 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 1533.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 973.1 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 189.81 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 182.71 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 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 0.1.24-32f2683 [2019-11-24 20:40:28,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:28,507 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:28,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:28,531 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:28,533 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:28,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:28,566 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:28,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:28,576 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:28,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:28,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:28,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:28,589 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:28,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:28,597 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:28,599 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:28,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:28,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:28,620 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:28,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:28,632 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:28,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:28,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:28,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:28,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:28,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:28,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:28,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:28,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:28,658 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:28,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:28,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:28,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:28,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:28,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:28,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:28,673 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:28,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:28,677 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:28,678 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:28,683 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:40:28,721 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:28,723 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:28,727 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:28,731 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:28,731 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:28,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:28,732 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:28,732 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:28,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:28,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:28,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:28,734 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:28,735 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:28,735 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:40:28,737 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:40:28,737 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:28,737 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:28,738 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:28,738 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:28,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:28,740 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:28,741 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:28,741 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:28,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:28,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:28,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:28,745 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:28,745 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:40:28,746 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:40:28,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:28,747 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:40:28,748 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 -> 89e4d3b83e9299d0f8112c95fd72ee254e8bb8bf [2019-11-24 20:40:29,365 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:29,398 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:29,404 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:29,408 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:29,411 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:29,412 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label51.c [2019-11-24 20:40:29,572 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55c9058c0/815471377bc3492ba7d0053342383f57/FLAG07bc28ef1 [2019-11-24 20:40:30,829 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:30,833 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label51.c [2019-11-24 20:40:30,866 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55c9058c0/815471377bc3492ba7d0053342383f57/FLAG07bc28ef1 [2019-11-24 20:40:30,907 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55c9058c0/815471377bc3492ba7d0053342383f57 [2019-11-24 20:40:30,916 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:30,918 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:30,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:30,927 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:30,933 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:30,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:30" (1/1) ... [2019-11-24 20:40:30,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:30, skipping insertion in model container [2019-11-24 20:40:30,945 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:30" (1/1) ... [2019-11-24 20:40:30,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:31,072 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:32,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:32,156 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:32,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:32,481 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:32,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:32 WrapperNode [2019-11-24 20:40:32,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:32,490 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:32,490 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:32,492 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:32,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:32" (1/1) ... [2019-11-24 20:40:32,558 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:32" (1/1) ... [2019-11-24 20:40:32,693 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:32,694 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:32,694 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:32,694 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:32,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:32" (1/1) ... [2019-11-24 20:40:32,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:32" (1/1) ... [2019-11-24 20:40:32,737 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:32" (1/1) ... [2019-11-24 20:40:32,738 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:32" (1/1) ... [2019-11-24 20:40:32,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:32" (1/1) ... [2019-11-24 20:40:32,833 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:32" (1/1) ... [2019-11-24 20:40:32,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:32" (1/1) ... [2019-11-24 20:40:32,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:32,890 INFO L168 Benchmark]: Toolchain (without parser) took 1964.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.0 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:32,893 INFO L168 Benchmark]: CDTParser took 4.60 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. [2019-11-24 20:40:32,900 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1566.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.5 MB in the end (delta: 904.5 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:32,901 INFO L168 Benchmark]: Boogie Procedure Inliner took 203.52 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:32,903 INFO L168 Benchmark]: Boogie Preprocessor took 185.88 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:32,918 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.60 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 1566.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.5 MB in the end (delta: 904.5 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 203.52 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 185.88 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 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...