./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label38.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_label38.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 eaf6dfc68a671a5ba36d2ac6bed6ae62ad682bb2 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label38.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 eaf6dfc68a671a5ba36d2ac6bed6ae62ad682bb2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:51:22,451 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:22,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:22,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:22,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:22,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:22,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:22,514 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:22,520 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:22,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:22,526 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:22,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:22,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:22,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:22,543 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:22,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:22,549 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:22,554 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:22,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:22,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:22,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:22,580 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:22,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:22,586 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:22,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:22,596 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:22,596 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:22,601 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:22,602 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:22,603 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:22,606 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:22,607 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:22,608 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:22,612 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:22,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:22,616 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:22,617 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:22,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:22,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:22,624 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:22,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:22,627 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:22,666 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:22,670 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:22,673 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:22,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:22,676 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:22,676 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:22,677 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:22,677 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:22,677 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:22,677 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:22,680 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:22,680 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:22,681 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:22,682 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:22,682 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:22,684 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:22,684 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:22,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:22,685 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:22,685 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:22,687 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:22,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:22,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:22,688 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:22,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:22,691 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:22,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:22,692 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:22,692 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 -> eaf6dfc68a671a5ba36d2ac6bed6ae62ad682bb2 [2019-11-26 16:51:23,238 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:23,269 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:23,278 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:23,283 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:23,284 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:23,285 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label38.c [2019-11-26 16:51:23,444 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfe147b80/8c4564f5cb234beba67e40d984b19986/FLAG6f9e6a15a [2019-11-26 16:51:25,059 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:25,062 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label38.c [2019-11-26 16:51:25,130 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfe147b80/8c4564f5cb234beba67e40d984b19986/FLAG6f9e6a15a [2019-11-26 16:51:25,171 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfe147b80/8c4564f5cb234beba67e40d984b19986 [2019-11-26 16:51:25,180 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:25,184 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:25,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:25,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:25,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:25,200 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:25" (1/1) ... [2019-11-26 16:51:25,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:25, skipping insertion in model container [2019-11-26 16:51:25,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:25" (1/1) ... [2019-11-26 16:51:25,230 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:25,464 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:27,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:27,840 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:28,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:28,938 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:28,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:28 WrapperNode [2019-11-26 16:51:28,942 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:28,944 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:28,947 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:28,947 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:28,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:28" (1/1) ... [2019-11-26 16:51:29,061 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:28" (1/1) ... [2019-11-26 16:51:29,564 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:29,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:29,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:29,570 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:29,591 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:28" (1/1) ... [2019-11-26 16:51:29,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:28" (1/1) ... [2019-11-26 16:51:29,656 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:28" (1/1) ... [2019-11-26 16:51:29,657 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:28" (1/1) ... [2019-11-26 16:51:29,865 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:28" (1/1) ... [2019-11-26 16:51:29,938 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:28" (1/1) ... [2019-11-26 16:51:30,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:28" (1/1) ... [2019-11-26 16:51:30,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:30,215 INFO L168 Benchmark]: Toolchain (without parser) took 5023.26 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 804.3 MB in the end (delta: 145.9 MB). Peak memory consumption was 146.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:30,216 INFO L168 Benchmark]: CDTParser took 0.29 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 16:51:30,218 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3754.32 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 873.4 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:30,221 INFO L168 Benchmark]: Boogie Procedure Inliner took 625.83 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 833.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:30,226 INFO L168 Benchmark]: Boogie Preprocessor took 635.20 ms. Allocated memory is still 1.0 GB. Free memory was 833.3 MB in the beginning and 804.3 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:30,237 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 3754.32 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 873.4 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 625.83 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 833.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 635.20 ms. Allocated memory is still 1.0 GB. Free memory was 833.3 MB in the beginning and 804.3 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 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 16:51:34,131 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:34,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:34,160 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:34,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:34,176 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:34,184 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:34,200 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:34,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:34,209 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:34,213 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:34,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:34,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:34,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:34,229 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:34,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:34,235 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:34,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:34,246 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:34,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:34,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:34,269 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:34,271 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:34,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:34,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:34,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:34,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:34,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:34,289 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:34,293 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:34,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:34,294 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:34,297 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:34,299 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:34,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:34,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:34,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:34,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:34,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:34,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:34,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:34,314 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:34,354 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:34,355 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:34,360 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:34,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:34,364 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:34,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:34,364 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:34,365 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:34,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:34,365 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:34,367 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:34,367 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:34,369 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:34,369 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:34,370 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:34,370 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:34,372 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:34,372 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:34,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:34,373 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:34,373 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:34,375 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:34,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:34,376 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:34,376 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:34,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:34,378 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:34,378 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:34,379 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:34,379 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:34,380 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 -> eaf6dfc68a671a5ba36d2ac6bed6ae62ad682bb2 [2019-11-26 16:51:35,029 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:35,057 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:35,063 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:35,067 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:35,071 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:35,073 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label38.c [2019-11-26 16:51:35,224 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05a5dd9b2/c620342bf25d40b2a7932327d1a54486/FLAGb33b04bbb [2019-11-26 16:51:36,875 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:36,878 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label38.c [2019-11-26 16:51:36,945 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05a5dd9b2/c620342bf25d40b2a7932327d1a54486/FLAGb33b04bbb [2019-11-26 16:51:36,986 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05a5dd9b2/c620342bf25d40b2a7932327d1a54486 [2019-11-26 16:51:36,998 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:37,004 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:37,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:37,009 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:37,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:37,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:36" (1/1) ... [2019-11-26 16:51:37,026 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:37, skipping insertion in model container [2019-11-26 16:51:37,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:36" (1/1) ... [2019-11-26 16:51:37,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:37,291 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:39,849 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:39,867 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:40,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:41,058 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:41,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41 WrapperNode [2019-11-26 16:51:41,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:41,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:41,066 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:41,066 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:41,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:41,203 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:41,600 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:41,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:41,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:41,605 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:41,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:41,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:41,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:41,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:41,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:41,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:42,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:42,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:42,098 INFO L168 Benchmark]: Toolchain (without parser) took 5089.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 799.2 MB in the end (delta: 156.8 MB). Peak memory consumption was 156.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:42,099 INFO L168 Benchmark]: CDTParser took 0.36 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 16:51:42,102 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4057.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:42,104 INFO L168 Benchmark]: Boogie Procedure Inliner took 540.63 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.3 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:42,109 INFO L168 Benchmark]: Boogie Preprocessor took 485.37 ms. Allocated memory is still 1.0 GB. Free memory was 816.3 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:42,120 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 4057.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 540.63 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.3 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 485.37 ms. Allocated memory is still 1.0 GB. Free memory was 816.3 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...