./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label07.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/Problem18_label07.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 40c9463fc988555c5bbf5eca12bf70974b14d395 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label07.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 40c9463fc988555c5bbf5eca12bf70974b14d395 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:50:57,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:57,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:57,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:57,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:57,600 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:57,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:57,635 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:57,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:57,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:57,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:57,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:57,654 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:57,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:57,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:57,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:57,671 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:57,676 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:57,679 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:57,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:57,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:57,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:57,707 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:57,711 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:57,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:57,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:57,723 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:57,730 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:57,731 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:57,733 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:57,735 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:57,736 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:57,742 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:57,748 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:57,749 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:57,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:57,752 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:57,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:57,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:57,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:57,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:57,765 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:57,808 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:57,809 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:57,814 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:57,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:57,817 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:57,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:57,818 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:57,820 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:57,820 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:57,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:57,822 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:57,823 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:57,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:57,825 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:57,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:57,826 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:57,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:57,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:57,830 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:57,830 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:57,831 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:57,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:57,831 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:57,832 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:57,832 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:57,832 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:57,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:57,835 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:57,836 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 -> 40c9463fc988555c5bbf5eca12bf70974b14d395 [2019-11-26 16:50:58,429 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:58,463 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:58,473 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:58,475 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:58,476 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:58,479 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label07.c [2019-11-26 16:50:58,641 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a323bfa37/6426d35e4bb84daf90bfcdc05d5580ba/FLAG3c7b05e36 [2019-11-26 16:51:00,241 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:00,242 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label07.c [2019-11-26 16:51:00,315 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a323bfa37/6426d35e4bb84daf90bfcdc05d5580ba/FLAG3c7b05e36 [2019-11-26 16:51:00,353 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a323bfa37/6426d35e4bb84daf90bfcdc05d5580ba [2019-11-26 16:51:00,364 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:00,366 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:00,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:00,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:00,378 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:00,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:00" (1/1) ... [2019-11-26 16:51:00,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b23aa47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:00, skipping insertion in model container [2019-11-26 16:51:00,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:00" (1/1) ... [2019-11-26 16:51:00,408 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:00,638 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:02,953 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:02,968 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:03,980 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:04,039 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:04,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:04 WrapperNode [2019-11-26 16:51:04,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:04,046 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:04,048 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:04,048 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:04,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:04" (1/1) ... [2019-11-26 16:51:04,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:04" (1/1) ... [2019-11-26 16:51:04,643 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:04,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:04,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:04,651 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:04,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:04" (1/1) ... [2019-11-26 16:51:04,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:04" (1/1) ... [2019-11-26 16:51:04,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:04" (1/1) ... [2019-11-26 16:51:04,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:04" (1/1) ... [2019-11-26 16:51:04,955 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:04" (1/1) ... [2019-11-26 16:51:05,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:04" (1/1) ... [2019-11-26 16:51:05,123 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:04" (1/1) ... [2019-11-26 16:51:05,184 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:05,195 INFO L168 Benchmark]: Toolchain (without parser) took 4823.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 803.7 MB in the end (delta: 146.5 MB). Peak memory consumption was 146.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:05,197 INFO L168 Benchmark]: CDTParser took 0.50 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. [2019-11-26 16:51:05,200 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3674.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.5 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:05,203 INFO L168 Benchmark]: Boogie Procedure Inliner took 601.30 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 832.9 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:05,207 INFO L168 Benchmark]: Boogie Preprocessor took 537.64 ms. Allocated memory is still 1.0 GB. Free memory was 832.9 MB in the beginning and 803.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:05,218 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 3674.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.5 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 601.30 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 832.9 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 537.64 ms. Allocated memory is still 1.0 GB. Free memory was 832.9 MB in the beginning and 803.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:09,197 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:09,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:09,229 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:09,231 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:09,234 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:09,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:09,266 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:09,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:09,278 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:09,282 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:09,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:09,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:09,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:09,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:09,306 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:09,307 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:09,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:09,317 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:09,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:09,337 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:09,343 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:09,347 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:09,349 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:09,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:09,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:09,360 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:09,362 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:09,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:09,366 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:09,368 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:09,369 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:09,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:09,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:09,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:09,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:09,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:09,383 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:09,383 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:09,384 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:09,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:09,390 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:09,434 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:09,434 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:09,436 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:09,439 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:09,439 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:09,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:09,442 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:09,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:09,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:09,443 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:09,445 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:09,445 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:09,446 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:09,447 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:09,447 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:09,448 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:09,450 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:09,450 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:09,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:09,451 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:09,451 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:09,451 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:09,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:09,452 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:09,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:09,453 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:09,453 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:09,455 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:09,455 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:09,455 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:09,457 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 -> 40c9463fc988555c5bbf5eca12bf70974b14d395 [2019-11-26 16:51:10,003 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:10,040 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:10,048 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:10,052 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:10,054 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:10,058 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label07.c [2019-11-26 16:51:10,232 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dc9b1546/4db273d9dde24b119915e90c943d8e7b/FLAGf457d7dc2 [2019-11-26 16:51:11,982 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:11,986 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label07.c [2019-11-26 16:51:12,041 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dc9b1546/4db273d9dde24b119915e90c943d8e7b/FLAGf457d7dc2 [2019-11-26 16:51:12,081 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dc9b1546/4db273d9dde24b119915e90c943d8e7b [2019-11-26 16:51:12,089 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:12,096 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:12,100 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:12,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:12,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:12,114 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:12" (1/1) ... [2019-11-26 16:51:12,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:12, skipping insertion in model container [2019-11-26 16:51:12,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:12" (1/1) ... [2019-11-26 16:51:12,142 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:12,369 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:14,946 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:14,960 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:16,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:16,295 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:16,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:16 WrapperNode [2019-11-26 16:51:16,298 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:16,299 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:16,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:16,301 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:16,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:16" (1/1) ... [2019-11-26 16:51:16,421 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:16" (1/1) ... [2019-11-26 16:51:16,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:16,746 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:16,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:16,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:16,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:16" (1/1) ... [2019-11-26 16:51:16,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:16" (1/1) ... [2019-11-26 16:51:16,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:16" (1/1) ... [2019-11-26 16:51:16,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:16" (1/1) ... [2019-11-26 16:51:17,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:16" (1/1) ... [2019-11-26 16:51:17,074 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:16" (1/1) ... [2019-11-26 16:51:17,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:16" (1/1) ... [2019-11-26 16:51:17,198 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:17,209 INFO L168 Benchmark]: Toolchain (without parser) took 5105.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.1 MB in the end (delta: 151.1 MB). Peak memory consumption was 151.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:17,210 INFO L168 Benchmark]: CDTParser took 0.48 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. [2019-11-26 16:51:17,211 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4198.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:17,214 INFO L168 Benchmark]: Boogie Procedure Inliner took 447.13 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:17,219 INFO L168 Benchmark]: Boogie Preprocessor took 452.04 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:17,229 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 4198.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 447.13 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 452.04 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...