./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label32.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label32.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 167fab1061f56505b6b53be103269c3b7b2a1259 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label32.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 167fab1061f56505b6b53be103269c3b7b2a1259 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:14,076 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:14,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:14,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:14,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:14,113 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:14,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:14,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:14,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:14,156 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:14,161 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:14,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:14,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:14,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:14,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:14,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:14,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:14,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:14,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:14,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:14,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:14,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:14,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:14,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:14,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:14,239 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:14,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:14,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:14,246 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:14,248 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:14,251 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:14,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:14,253 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:14,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:14,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:14,263 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:14,264 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:14,266 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:14,266 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:14,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:14,274 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:14,278 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:14,326 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:14,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:14,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:14,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:14,335 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:14,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:14,335 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:14,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:14,337 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:14,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:14,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:14,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:14,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:14,341 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:14,342 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:14,344 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:14,344 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:14,344 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:14,345 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:14,345 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:14,345 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:14,347 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:14,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:14,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:14,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:14,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:14,350 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:14,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:14,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:14,351 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 -> 167fab1061f56505b6b53be103269c3b7b2a1259 [2019-11-24 20:57:15,007 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:15,035 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:15,045 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:15,047 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:15,049 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:15,050 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label32.c [2019-11-24 20:57:15,205 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/549c00343/496da5a5fbc546b492337a876a50d9d0/FLAG4b1ff1cce [2019-11-24 20:57:16,854 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:16,858 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label32.c [2019-11-24 20:57:16,911 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/549c00343/496da5a5fbc546b492337a876a50d9d0/FLAG4b1ff1cce [2019-11-24 20:57:16,954 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/549c00343/496da5a5fbc546b492337a876a50d9d0 [2019-11-24 20:57:16,962 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:16,969 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:16,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:16,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:16,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:16,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:16" (1/1) ... [2019-11-24 20:57:16,995 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 24.11 08:57:16, skipping insertion in model container [2019-11-24 20:57:16,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:16" (1/1) ... [2019-11-24 20:57:17,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:17,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:19,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:19,481 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:20,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:20,572 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:20,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20 WrapperNode [2019-11-24 20:57:20,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:20,579 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:20,580 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:20,580 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:20,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:20,691 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:21,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:21,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:21,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:21,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:21,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:21,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:21,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:21,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:21,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:21,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:21,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:21,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:21,732 INFO L168 Benchmark]: Toolchain (without parser) took 4759.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 803.9 MB in the end (delta: 150.6 MB). Peak memory consumption was 150.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:21,734 INFO L168 Benchmark]: CDTParser took 2.02 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:57:21,737 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3600.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 873.3 MB in the end (delta: 81.2 MB). Peak memory consumption was 81.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:21,739 INFO L168 Benchmark]: Boogie Procedure Inliner took 544.54 ms. Allocated memory is still 1.0 GB. Free memory was 873.3 MB in the beginning and 832.6 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:21,746 INFO L168 Benchmark]: Boogie Preprocessor took 599.35 ms. Allocated memory is still 1.0 GB. Free memory was 832.6 MB in the beginning and 803.9 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:21,756 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.02 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 3600.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 873.3 MB in the end (delta: 81.2 MB). Peak memory consumption was 81.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 544.54 ms. Allocated memory is still 1.0 GB. Free memory was 873.3 MB in the beginning and 832.6 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 599.35 ms. Allocated memory is still 1.0 GB. Free memory was 832.6 MB in the beginning and 803.9 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:25,632 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:25,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:25,666 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:25,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:25,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:25,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:25,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:25,702 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:25,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:25,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:25,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:25,720 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:25,724 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:25,727 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:25,732 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:25,735 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:25,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:25,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:25,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:25,762 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:25,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:25,769 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:25,773 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:25,780 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:25,781 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:25,782 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:25,785 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:25,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:25,788 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:25,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:25,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:25,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:25,796 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:25,798 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:25,801 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:25,802 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:25,803 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:25,803 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:25,804 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:25,810 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:25,811 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:25,851 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:25,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:25,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:25,856 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:25,858 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:25,858 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:25,858 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:25,859 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:25,859 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:25,861 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:25,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:25,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:25,863 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:25,864 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:25,864 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:25,866 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:25,866 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:25,866 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:25,867 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:25,868 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:25,868 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:25,870 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:25,870 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:25,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:25,871 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:25,873 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:25,873 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:25,873 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:25,874 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:25,874 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:25,875 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:25,878 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 -> 167fab1061f56505b6b53be103269c3b7b2a1259 [2019-11-24 20:57:26,487 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:26,514 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:26,524 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:26,526 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:26,530 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:26,531 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label32.c [2019-11-24 20:57:26,702 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f099aa4f2/178e5d2099284cecad46bae618ea4eef/FLAGca2e8b426 [2019-11-24 20:57:28,357 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:28,362 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label32.c [2019-11-24 20:57:28,434 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f099aa4f2/178e5d2099284cecad46bae618ea4eef/FLAGca2e8b426 [2019-11-24 20:57:28,471 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f099aa4f2/178e5d2099284cecad46bae618ea4eef [2019-11-24 20:57:28,480 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:28,484 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:28,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:28,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:28,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:28,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:28,509 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28, skipping insertion in model container [2019-11-24 20:57:28,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:28,528 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:28,754 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:31,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:31,179 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:32,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:32,531 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:32,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:32 WrapperNode [2019-11-24 20:57:32,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:32,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:32,538 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:32,539 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:32,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:32" (1/1) ... [2019-11-24 20:57:32,669 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:32" (1/1) ... [2019-11-24 20:57:32,983 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:32,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:32,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:32,987 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:33,010 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:32" (1/1) ... [2019-11-24 20:57:33,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:32" (1/1) ... [2019-11-24 20:57:33,054 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:32" (1/1) ... [2019-11-24 20:57:33,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:32" (1/1) ... [2019-11-24 20:57:33,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:32" (1/1) ... [2019-11-24 20:57:33,255 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:32" (1/1) ... [2019-11-24 20:57:33,287 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:32" (1/1) ... [2019-11-24 20:57:33,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:33,351 INFO L168 Benchmark]: Toolchain (without parser) took 4862.22 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 799.2 MB in the end (delta: 151.1 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:33,355 INFO L168 Benchmark]: CDTParser took 0.31 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. [2019-11-24 20:57:33,357 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4045.02 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: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:33,358 INFO L168 Benchmark]: Boogie Procedure Inliner took 451.84 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. [2019-11-24 20:57:33,362 INFO L168 Benchmark]: Boogie Preprocessor took 356.86 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 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. [2019-11-24 20:57:33,372 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 4045.02 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: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 451.84 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 356.86 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 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...