./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/s1liff.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/s1liff.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 8c89f50fabb56eee67edbd3f24e4538e67b9d9d4 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/s1liff.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 8c89f50fabb56eee67edbd3f24e4538e67b9d9d4 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:40:33,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:40:33,014 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:40:33,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:40:33,051 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:40:33,053 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:40:33,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:40:33,072 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:40:33,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:40:33,086 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:40:33,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:40:33,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:40:33,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:40:33,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:40:33,102 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:40:33,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:40:33,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:40:33,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:40:33,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:40:33,123 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:40:33,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:40:33,138 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:40:33,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:40:33,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:40:33,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:40:33,153 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:40:33,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:40:33,156 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:40:33,158 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:40:33,159 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:40:33,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:40:33,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:40:33,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:40:33,167 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:40:33,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:40:33,172 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:40:33,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:40:33,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:40:33,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:40:33,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:40:33,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:40:33,183 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:40:33,236 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:40:33,243 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:40:33,246 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:40:33,248 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:40:33,248 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:40:33,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:40:33,249 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:40:33,249 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:40:33,254 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:40:33,254 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:40:33,254 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:40:33,255 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:40:33,255 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:40:33,256 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:40:33,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:40:33,257 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:40:33,257 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:40:33,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:40:33,258 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:40:33,258 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:40:33,261 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:40:33,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:40:33,261 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:40:33,262 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:40:33,262 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:40:33,263 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:40:33,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:40:33,263 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:40:33,266 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 -> 8c89f50fabb56eee67edbd3f24e4538e67b9d9d4 [2019-11-27 15:40:33,882 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:40:33,909 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:40:33,918 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:40:33,921 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:40:33,923 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:40:33,927 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s1liff.c [2019-11-27 15:40:34,086 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18245a046/7527cb318dd34d8290a7fb3bcbd507d4/FLAG5c08372cd [2019-11-27 15:40:35,087 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:40:35,088 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s1liff.c [2019-11-27 15:40:35,107 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18245a046/7527cb318dd34d8290a7fb3bcbd507d4/FLAG5c08372cd [2019-11-27 15:40:35,244 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18245a046/7527cb318dd34d8290a7fb3bcbd507d4 [2019-11-27 15:40:35,252 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:40:35,255 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:40:35,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:35,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:40:35,271 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:40:35,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:35" (1/1) ... [2019-11-27 15:40:35,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f36619a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:35, skipping insertion in model container [2019-11-27 15:40:35,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:35" (1/1) ... [2019-11-27 15:40:35,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:40:35,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:40:35,839 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:35,865 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:40:35,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:35,983 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:40:35,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:35 WrapperNode [2019-11-27 15:40:35,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:35,993 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:35,993 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:40:35,993 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:40:36,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:35" (1/1) ... [2019-11-27 15:40:36,130 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:35" (1/1) ... [2019-11-27 15:40:36,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:36,203 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:40:36,203 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:40:36,204 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:40:36,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:35" (1/1) ... [2019-11-27 15:40:36,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:35" (1/1) ... [2019-11-27 15:40:36,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:35" (1/1) ... [2019-11-27 15:40:36,244 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:35" (1/1) ... [2019-11-27 15:40:36,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:35" (1/1) ... [2019-11-27 15:40:36,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:35" (1/1) ... [2019-11-27 15:40:36,299 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:35" (1/1) ... [2019-11-27 15:40:36,307 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:40:36,319 INFO L168 Benchmark]: Toolchain (without parser) took 1056.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 991.2 MB in the end (delta: -28.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:36,323 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:36,327 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.97 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 950.2 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:36,331 INFO L168 Benchmark]: Boogie Procedure Inliner took 209.96 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 991.2 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:36,332 INFO L168 Benchmark]: Boogie Preprocessor took 105.64 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 15:40:36,340 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 721.97 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 950.2 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 209.96 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 991.2 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 105.64 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 0.1.24-509859d [2019-11-27 15:40:40,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:40:40,197 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:40:40,230 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:40:40,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:40:40,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:40:40,240 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:40:40,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:40:40,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:40:40,266 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:40:40,269 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:40:40,272 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:40:40,274 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:40:40,281 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:40:40,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:40:40,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:40:40,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:40:40,289 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:40:40,295 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:40:40,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:40:40,309 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:40:40,316 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:40:40,319 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:40:40,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:40:40,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:40:40,333 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:40:40,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:40:40,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:40:40,336 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:40:40,338 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:40:40,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:40:40,342 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:40:40,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:40:40,348 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:40:40,349 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:40:40,351 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:40:40,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:40:40,354 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:40:40,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:40:40,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:40:40,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:40:40,362 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:40:40,414 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:40:40,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:40:40,419 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:40:40,425 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:40:40,425 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:40:40,426 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:40:40,428 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:40:40,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:40:40,429 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:40:40,431 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:40:40,434 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:40:40,434 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:40:40,434 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:40:40,435 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:40:40,435 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:40:40,437 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:40:40,437 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:40:40,437 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:40:40,439 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:40:40,442 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:40:40,442 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:40:40,442 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:40:40,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:40:40,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:40:40,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:40:40,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:40:40,447 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:40:40,447 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:40:40,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:40:40,449 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:40:40,450 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 -> 8c89f50fabb56eee67edbd3f24e4538e67b9d9d4 [2019-11-27 15:40:41,117 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:40:41,146 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:40:41,155 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:40:41,160 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:40:41,161 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:40:41,162 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s1liff.c [2019-11-27 15:40:41,322 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c238f546e/b64664071ca5444a9927b56153ac8008/FLAG369379be0 [2019-11-27 15:40:42,354 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:40:42,354 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s1liff.c [2019-11-27 15:40:42,372 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c238f546e/b64664071ca5444a9927b56153ac8008/FLAG369379be0 [2019-11-27 15:40:42,525 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c238f546e/b64664071ca5444a9927b56153ac8008 [2019-11-27 15:40:42,534 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:40:42,540 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:40:42,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:42,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:40:42,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:40:42,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:42" (1/1) ... [2019-11-27 15:40:42,562 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 03:40:42, skipping insertion in model container [2019-11-27 15:40:42,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:42" (1/1) ... [2019-11-27 15:40:42,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:40:42,629 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:40:43,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:43,167 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:40:43,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:43,396 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:40:43,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:43 WrapperNode [2019-11-27 15:40:43,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:43,401 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:43,401 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:40:43,401 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:40:43,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:43" (1/1) ... [2019-11-27 15:40:43,467 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:43" (1/1) ... [2019-11-27 15:40:43,539 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:43,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:40:43,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:40:43,542 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:40:43,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:43" (1/1) ... [2019-11-27 15:40:43,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:43" (1/1) ... [2019-11-27 15:40:43,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:43" (1/1) ... [2019-11-27 15:40:43,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:43" (1/1) ... [2019-11-27 15:40:43,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:43" (1/1) ... [2019-11-27 15:40:43,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:43" (1/1) ... [2019-11-27 15:40:43,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:43" (1/1) ... [2019-11-27 15:40:43,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:40:43,677 INFO L168 Benchmark]: Toolchain (without parser) took 1138.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 989.6 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:43,681 INFO L168 Benchmark]: CDTParser took 2.40 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 15:40:43,686 INFO L168 Benchmark]: CACSL2BoogieTranslator took 857.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 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 15:40:43,689 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.13 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 989.6 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:43,691 INFO L168 Benchmark]: Boogie Preprocessor took 128.88 ms. Allocated memory is still 1.0 GB. Free memory is still 989.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:43,702 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.40 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 857.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 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 139.13 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 989.6 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 128.88 ms. Allocated memory is still 1.0 GB. Free memory is still 989.6 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...