./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/s2lif.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/array-fpi/s2lif.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 4c1566f5e7d65cf6525c757e58717b3d87a2d43b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/array-fpi/s2lif.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 4c1566f5e7d65cf6525c757e58717b3d87a2d43b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:18:45,002 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:18:45,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:18:45,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:18:45,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:18:45,048 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:18:45,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:18:45,065 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:18:45,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:18:45,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:18:45,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:18:45,081 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:18:45,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:18:45,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:18:45,094 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:18:45,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:18:45,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:18:45,104 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:18:45,108 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:18:45,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:18:45,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:18:45,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:18:45,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:18:45,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:18:45,144 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:18:45,147 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:18:45,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:18:45,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:18:45,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:18:45,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:18:45,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:18:45,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:18:45,158 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:18:45,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:18:45,164 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:18:45,165 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:18:45,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:18:45,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:18:45,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:18:45,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:18:45,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:18:45,176 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:18:45,213 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:18:45,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:18:45,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:18:45,218 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:18:45,220 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:18:45,220 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:18:45,220 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:18:45,223 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:18:45,223 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:18:45,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:18:45,225 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:18:45,225 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:18:45,225 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:18:45,226 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:18:45,226 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:18:45,228 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:18:45,228 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:18:45,228 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:18:45,229 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:18:45,231 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:18:45,231 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:18:45,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:18:45,232 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:18:45,232 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:18:45,232 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:18:45,234 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:18:45,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:18:45,234 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:18:45,235 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 -> 4c1566f5e7d65cf6525c757e58717b3d87a2d43b [2019-11-27 09:18:45,801 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:18:45,832 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:18:45,841 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:18:45,843 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:18:45,846 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:18:45,847 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s2lif.c [2019-11-27 09:18:46,002 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6a357f5a/01a5e5cf156f4b63b480201fa48ebd58/FLAGfa455e909 [2019-11-27 09:18:47,005 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:18:47,009 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s2lif.c [2019-11-27 09:18:47,025 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6a357f5a/01a5e5cf156f4b63b480201fa48ebd58/FLAGfa455e909 [2019-11-27 09:18:47,174 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6a357f5a/01a5e5cf156f4b63b480201fa48ebd58 [2019-11-27 09:18:47,178 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:18:47,180 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:18:47,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:47,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:18:47,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:18:47,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:47" (1/1) ... [2019-11-27 09:18:47,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd4a022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:47, skipping insertion in model container [2019-11-27 09:18:47,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:47" (1/1) ... [2019-11-27 09:18:47,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:18:47,277 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:18:47,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:47,748 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:18:47,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:47,823 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:18:47,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:47 WrapperNode [2019-11-27 09:18:47,824 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:47,832 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:47,832 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:18:47,832 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:18:47,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:47" (1/1) ... [2019-11-27 09:18:47,968 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:47" (1/1) ... [2019-11-27 09:18:48,024 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:48,026 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:18:48,027 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:18:48,027 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:18:48,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:47" (1/1) ... [2019-11-27 09:18:48,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:47" (1/1) ... [2019-11-27 09:18:48,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:47" (1/1) ... [2019-11-27 09:18:48,044 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:47" (1/1) ... [2019-11-27 09:18:48,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:47" (1/1) ... [2019-11-27 09:18:48,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:47" (1/1) ... [2019-11-27 09:18:48,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:47" (1/1) ... [2019-11-27 09:18:48,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:18:48,099 INFO L168 Benchmark]: Toolchain (without parser) took 915.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:48,102 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-27 09:18:48,117 INFO L168 Benchmark]: CACSL2BoogieTranslator took 636.59 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:48,122 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.20 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 991.2 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:48,123 INFO L168 Benchmark]: Boogie Preprocessor took 66.68 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:48,129 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 636.59 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 194.20 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 991.2 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 66.68 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:18:51,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:18:51,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:18:51,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:18:51,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:18:51,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:18:51,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:18:51,976 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:18:51,984 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:18:51,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:18:51,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:18:51,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:18:51,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:18:52,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:18:52,004 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:18:52,008 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:18:52,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:18:52,013 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:18:52,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:18:52,023 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:18:52,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:18:52,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:18:52,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:18:52,047 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:18:52,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:18:52,058 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:18:52,058 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:18:52,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:18:52,061 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:18:52,065 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:18:52,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:18:52,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:18:52,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:18:52,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:18:52,077 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:18:52,078 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:18:52,079 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:18:52,082 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:18:52,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:18:52,083 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:18:52,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:18:52,091 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:18:52,141 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:18:52,146 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:18:52,150 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:18:52,150 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:18:52,151 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:18:52,151 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:18:52,152 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:18:52,156 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:18:52,157 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:18:52,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:18:52,157 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:18:52,158 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:18:52,158 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:18:52,158 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:18:52,160 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:18:52,160 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:18:52,160 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:18:52,160 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:18:52,162 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:18:52,165 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:18:52,165 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:18:52,165 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:18:52,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:18:52,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:18:52,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:18:52,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:18:52,168 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:18:52,170 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:18:52,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:18:52,170 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:18:52,172 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 -> 4c1566f5e7d65cf6525c757e58717b3d87a2d43b [2019-11-27 09:18:52,685 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:18:52,725 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:18:52,734 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:18:52,736 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:18:52,739 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:18:52,741 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s2lif.c [2019-11-27 09:18:52,899 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8f3940b1/32947da9478a45df9d3da20c6f0b64b1/FLAG94e6da7ed [2019-11-27 09:18:53,927 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:18:53,928 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s2lif.c [2019-11-27 09:18:53,942 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8f3940b1/32947da9478a45df9d3da20c6f0b64b1/FLAG94e6da7ed [2019-11-27 09:18:54,095 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8f3940b1/32947da9478a45df9d3da20c6f0b64b1 [2019-11-27 09:18:54,100 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:18:54,102 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:18:54,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:54,119 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:18:54,126 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:18:54,130 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:54" (1/1) ... [2019-11-27 09:18:54,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ba7315 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:54, skipping insertion in model container [2019-11-27 09:18:54,137 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:54" (1/1) ... [2019-11-27 09:18:54,149 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:18:54,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:18:54,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:54,679 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:18:54,757 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:54,877 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:18:54,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:54 WrapperNode [2019-11-27 09:18:54,878 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:54,879 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:54,879 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:18:54,880 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:18:54,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:54" (1/1) ... [2019-11-27 09:18:54,933 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:54" (1/1) ... [2019-11-27 09:18:54,979 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:54,979 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:18:54,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:18:54,980 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:18:54,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:54" (1/1) ... [2019-11-27 09:18:54,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:54" (1/1) ... [2019-11-27 09:18:54,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:54" (1/1) ... [2019-11-27 09:18:54,999 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:54" (1/1) ... [2019-11-27 09:18:55,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:54" (1/1) ... [2019-11-27 09:18:55,036 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:54" (1/1) ... [2019-11-27 09:18:55,044 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:54" (1/1) ... [2019-11-27 09:18:55,051 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:18:55,061 INFO L168 Benchmark]: Toolchain (without parser) took 952.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.0 MB in the end (delta: -30.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:55,062 INFO L168 Benchmark]: CDTParser took 3.07 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. [2019-11-27 09:18:55,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 760.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.8 MB in the end (delta: -36.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:55,067 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.75 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:55,069 INFO L168 Benchmark]: Boogie Preprocessor took 72.13 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:55,075 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.07 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 760.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.8 MB in the end (delta: -36.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 99.75 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 72.13 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...