./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label57.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_label57.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 7289a24916410dada55d7befe9c59871f03a3aa1 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label57.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 7289a24916410dada55d7befe9c59871f03a3aa1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:28,501 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:28,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:28,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:28,530 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:28,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:28,550 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:28,568 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:28,570 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:28,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:28,579 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:28,585 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:28,585 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:28,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:28,596 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:28,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:28,602 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:28,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:28,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:28,620 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:28,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:28,632 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:28,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:28,640 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:28,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:28,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:28,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:28,653 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:28,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:28,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:28,658 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:28,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:28,660 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:28,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:28,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:28,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:28,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:28,670 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:28,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:28,675 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:28,678 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:28,680 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:28,720 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:28,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:28,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:28,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:28,728 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:28,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:28,729 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:28,731 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:28,731 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:28,731 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:28,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:28,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:28,734 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:28,736 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:28,736 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:28,736 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:28,737 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:28,737 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:28,739 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:28,739 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:28,739 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:28,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:28,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:28,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:28,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:28,742 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:28,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:28,744 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:28,744 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 -> 7289a24916410dada55d7befe9c59871f03a3aa1 [2019-11-26 16:34:29,337 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:29,367 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:29,374 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:29,379 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:29,382 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:29,383 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label57.c [2019-11-26 16:34:29,540 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea8e114f7/06c21434a6a4479dbb17510b027e1fe3/FLAGdd4c12a31 [2019-11-26 16:34:30,664 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:30,666 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label57.c [2019-11-26 16:34:30,703 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea8e114f7/06c21434a6a4479dbb17510b027e1fe3/FLAGdd4c12a31 [2019-11-26 16:34:30,746 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea8e114f7/06c21434a6a4479dbb17510b027e1fe3 [2019-11-26 16:34:30,752 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:30,757 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:30,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:30,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:30,772 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:30,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:30" (1/1) ... [2019-11-26 16:34:30,784 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 26.11 04:34:30, skipping insertion in model container [2019-11-26 16:34:30,784 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:30" (1/1) ... [2019-11-26 16:34:30,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:30,929 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:32,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:32,048 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:32,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:32,344 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:32,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:32 WrapperNode [2019-11-26 16:34:32,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:32,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:32,350 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:32,350 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:32,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:32" (1/1) ... [2019-11-26 16:34:32,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:32" (1/1) ... [2019-11-26 16:34:32,545 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:32,547 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:32,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:32,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:32,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:32" (1/1) ... [2019-11-26 16:34:32,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:32" (1/1) ... [2019-11-26 16:34:32,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:32" (1/1) ... [2019-11-26 16:34:32,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:32" (1/1) ... [2019-11-26 16:34:32,649 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:32" (1/1) ... [2019-11-26 16:34:32,684 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:32" (1/1) ... [2019-11-26 16:34:32,699 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:32" (1/1) ... [2019-11-26 16:34:32,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:32,742 INFO L168 Benchmark]: Toolchain (without parser) took 1978.83 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 956.5 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:32,747 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-26 16:34:32,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1587.66 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 962.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:32,755 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.40 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:32,759 INFO L168 Benchmark]: Boogie Preprocessor took 185.48 ms. Allocated memory is still 1.0 GB. Free memory is still 956.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:32,770 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1587.66 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 962.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 197.40 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 185.48 ms. Allocated memory is still 1.0 GB. Free memory is still 956.5 MB. There was no memory consumed. 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 0.1.24-025d5a2 [2019-11-26 16:34:36,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:36,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:36,661 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:36,665 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:36,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:36,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:36,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:36,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:36,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:36,700 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:36,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:36,706 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:36,713 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:36,719 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:36,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:36,723 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:36,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:36,733 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:36,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:36,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:36,753 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:36,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:36,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:36,770 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:36,771 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:36,771 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:36,774 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:36,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:36,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:36,779 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:36,781 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:36,782 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:36,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:36,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:36,791 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:36,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:36,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:36,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:36,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:36,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:36,802 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:36,842 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:36,842 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:36,848 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:36,849 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:36,849 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:36,849 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:36,850 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:36,850 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:36,850 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:36,851 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:36,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:36,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:36,853 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:36,857 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:36,857 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:36,858 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:36,858 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:36,858 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:36,859 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:36,859 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:36,859 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:36,859 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:36,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:36,862 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:36,862 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:36,862 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:36,863 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:36,863 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:36,863 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:36,865 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:36,866 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 -> 7289a24916410dada55d7befe9c59871f03a3aa1 [2019-11-26 16:34:37,429 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:37,460 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:37,466 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:37,471 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:37,474 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:37,476 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label57.c [2019-11-26 16:34:37,632 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27e040188/e4dd2c4a5124441aabb0c4f61fae7f86/FLAG1abe10db1 [2019-11-26 16:34:38,896 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:38,901 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label57.c [2019-11-26 16:34:38,934 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27e040188/e4dd2c4a5124441aabb0c4f61fae7f86/FLAG1abe10db1 [2019-11-26 16:34:38,973 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27e040188/e4dd2c4a5124441aabb0c4f61fae7f86 [2019-11-26 16:34:38,983 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:38,989 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:38,991 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:38,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:39,001 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:39,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:38" (1/1) ... [2019-11-26 16:34:39,013 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 26.11 04:34:39, skipping insertion in model container [2019-11-26 16:34:39,014 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:38" (1/1) ... [2019-11-26 16:34:39,029 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:39,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:40,192 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:40,210 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:40,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:40,551 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:40,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:40 WrapperNode [2019-11-26 16:34:40,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:40,557 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:40,557 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:40,557 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:40,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:40" (1/1) ... [2019-11-26 16:34:40,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:40" (1/1) ... [2019-11-26 16:34:40,757 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:40,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:40,758 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:40,758 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:40,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:40" (1/1) ... [2019-11-26 16:34:40,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:40" (1/1) ... [2019-11-26 16:34:40,799 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:40" (1/1) ... [2019-11-26 16:34:40,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:40" (1/1) ... [2019-11-26 16:34:40,872 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:40" (1/1) ... [2019-11-26 16:34:40,906 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:40" (1/1) ... [2019-11-26 16:34:40,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:40" (1/1) ... [2019-11-26 16:34:40,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:40,968 INFO L168 Benchmark]: Toolchain (without parser) took 1979.45 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 960.8 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:40,974 INFO L168 Benchmark]: CDTParser took 2.10 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. [2019-11-26 16:34:40,978 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1564.87 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 972.2 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:40,986 INFO L168 Benchmark]: Boogie Procedure Inliner took 200.23 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:40,990 INFO L168 Benchmark]: Boogie Preprocessor took 204.38 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:41,003 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.10 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 1564.87 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 972.2 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 200.23 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 204.38 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 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...