./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 65d6cd23 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 0.1.24-65d6cd2 [2019-11-25 22:23:37,070 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:23:37,077 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:23:37,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:23:37,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:23:37,113 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:23:37,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:23:37,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:23:37,141 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:23:37,145 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:23:37,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:23:37,155 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:23:37,156 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:23:37,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:23:37,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:23:37,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:23:37,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:23:37,173 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:23:37,177 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:23:37,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:23:37,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:23:37,201 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:23:37,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:23:37,207 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:23:37,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:23:37,216 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:23:37,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:23:37,220 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:23:37,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:23:37,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:23:37,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:23:37,225 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:23:37,227 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:23:37,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:23:37,234 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:23:37,236 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:23:37,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:23:37,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:23:37,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:23:37,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:23:37,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:23:37,246 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:23:37,298 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:23:37,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:23:37,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:23:37,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:23:37,311 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:23:37,311 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:23:37,315 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:23:37,315 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:23:37,316 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:23:37,316 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:23:37,316 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:23:37,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:23:37,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:23:37,317 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:23:37,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:23:37,319 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:23:37,322 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:23:37,323 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:23:37,323 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:23:37,324 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:23:37,324 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:23:37,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:23:37,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:23:37,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:23:37,326 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:23:37,329 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:23:37,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:23:37,329 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:23:37,330 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 [2019-11-25 22:23:37,887 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:23:37,927 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:23:37,933 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:23:37,938 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:23:37,940 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:23:37,942 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s2lif.c [2019-11-25 22:23:38,100 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7b9c5da5/dd849dca16bd46abbd171ab3ef550f97/FLAGe65f44eb1 [2019-11-25 22:23:39,174 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:23:39,176 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s2lif.c [2019-11-25 22:23:39,191 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7b9c5da5/dd849dca16bd46abbd171ab3ef550f97/FLAGe65f44eb1 [2019-11-25 22:23:39,234 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7b9c5da5/dd849dca16bd46abbd171ab3ef550f97 [2019-11-25 22:23:39,242 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:23:39,247 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:23:39,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:39,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:23:39,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:23:39,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:39" (1/1) ... [2019-11-25 22:23:39,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f35d551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:39, skipping insertion in model container [2019-11-25 22:23:39,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:39" (1/1) ... [2019-11-25 22:23:39,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:23:39,344 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:23:39,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:39,846 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:23:40,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:40,057 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:23:40,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:40 WrapperNode [2019-11-25 22:23:40,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:40,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:40,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:23:40,063 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:23:40,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:40" (1/1) ... [2019-11-25 22:23:40,121 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:40" (1/1) ... [2019-11-25 22:23:40,171 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:40,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:23:40,174 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:23:40,174 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:23:40,185 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:40" (1/1) ... [2019-11-25 22:23:40,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:40" (1/1) ... [2019-11-25 22:23:40,190 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:40" (1/1) ... [2019-11-25 22:23:40,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:40" (1/1) ... [2019-11-25 22:23:40,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:40" (1/1) ... [2019-11-25 22:23:40,241 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:40" (1/1) ... [2019-11-25 22:23:40,252 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:40" (1/1) ... [2019-11-25 22:23:40,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:23:40,274 INFO L168 Benchmark]: Toolchain (without parser) took 1020.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:40,277 INFO L168 Benchmark]: CDTParser took 4.15 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. [2019-11-25 22:23:40,280 INFO L168 Benchmark]: CACSL2BoogieTranslator took 807.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:40,284 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.34 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:40,290 INFO L168 Benchmark]: Boogie Preprocessor took 90.23 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:40,303 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.15 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 807.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 110.34 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 90.23 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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 0.1.24-65d6cd2 [2019-11-25 22:23:44,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:23:44,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:23:44,171 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:23:44,172 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:23:44,175 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:23:44,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:23:44,201 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:23:44,205 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:23:44,210 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:23:44,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:23:44,218 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:23:44,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:23:44,223 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:23:44,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:23:44,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:23:44,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:23:44,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:23:44,245 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:23:44,256 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:23:44,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:23:44,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:23:44,271 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:23:44,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:23:44,285 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:23:44,286 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:23:44,286 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:23:44,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:23:44,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:23:44,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:23:44,294 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:23:44,296 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:23:44,298 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:23:44,304 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:23:44,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:23:44,307 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:23:44,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:23:44,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:23:44,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:23:44,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:23:44,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:23:44,317 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:23:44,360 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:23:44,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:23:44,367 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:23:44,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:23:44,368 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:23:44,368 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:23:44,369 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:23:44,372 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:23:44,372 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:23:44,372 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:23:44,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:23:44,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:23:44,375 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:23:44,375 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:23:44,376 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:23:44,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:23:44,377 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:23:44,377 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:23:44,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:23:44,380 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:23:44,380 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:23:44,380 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:23:44,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:23:44,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:23:44,382 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:23:44,385 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:23:44,385 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:23:44,386 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:23:44,386 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:23:44,386 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:23:44,388 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 [2019-11-25 22:23:44,984 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:23:45,012 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:23:45,019 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:23:45,024 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:23:45,025 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:23:45,029 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s2lif.c [2019-11-25 22:23:45,190 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ea03292a/424bc28a123844c092ac35d501d1a787/FLAGbba1a45c0 [2019-11-25 22:23:46,270 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:23:46,271 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s2lif.c [2019-11-25 22:23:46,289 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ea03292a/424bc28a123844c092ac35d501d1a787/FLAGbba1a45c0 [2019-11-25 22:23:46,327 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ea03292a/424bc28a123844c092ac35d501d1a787 [2019-11-25 22:23:46,338 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:23:46,341 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:23:46,346 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:46,350 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:23:46,354 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:23:46,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:46" (1/1) ... [2019-11-25 22:23:46,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7cbcc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:46, skipping insertion in model container [2019-11-25 22:23:46,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:46" (1/1) ... [2019-11-25 22:23:46,387 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:23:46,437 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:23:46,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:46,997 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:23:47,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:47,233 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:23:47,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:47 WrapperNode [2019-11-25 22:23:47,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:47,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:47,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:23:47,241 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:23:47,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:47" (1/1) ... [2019-11-25 22:23:47,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:47" (1/1) ... [2019-11-25 22:23:47,372 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:47,373 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:23:47,376 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:23:47,376 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:23:47,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:47" (1/1) ... [2019-11-25 22:23:47,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:47" (1/1) ... [2019-11-25 22:23:47,405 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:47" (1/1) ... [2019-11-25 22:23:47,406 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:47" (1/1) ... [2019-11-25 22:23:47,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:47" (1/1) ... [2019-11-25 22:23:47,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:47" (1/1) ... [2019-11-25 22:23:47,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:47" (1/1) ... [2019-11-25 22:23:47,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:23:47,489 INFO L168 Benchmark]: Toolchain (without parser) took 1142.05 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 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:47,490 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-25 22:23:47,492 INFO L168 Benchmark]: CACSL2BoogieTranslator took 892.56 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 991.1 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:47,493 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.44 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:47,495 INFO L168 Benchmark]: Boogie Preprocessor took 107.52 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:47,513 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 892.56 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 991.1 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 133.44 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 107.52 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 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...