./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-crafted/zero_sum_const_m4.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-crafted/zero_sum_const_m4.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 c72ad67a24411e9154529462a7dfd4d5cc086b9e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-crafted/zero_sum_const_m4.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 c72ad67a24411e9154529462a7dfd4d5cc086b9e ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:17:16,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:17:16,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:17:16,119 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:17:16,120 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:17:16,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:17:16,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:17:16,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:17:16,149 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:17:16,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:17:16,160 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:17:16,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:17:16,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:17:16,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:17:16,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:17:16,173 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:17:16,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:17:16,181 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:17:16,190 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:17:16,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:17:16,205 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:17:16,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:17:16,215 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:17:16,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:17:16,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:17:16,228 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:17:16,230 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:17:16,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:17:16,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:17:16,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:17:16,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:17:16,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:17:16,242 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:17:16,243 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:17:16,246 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:17:16,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:17:16,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:17:16,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:17:16,252 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:17:16,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:17:16,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:17:16,260 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:17:16,303 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:17:16,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:17:16,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:17:16,310 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:17:16,312 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:17:16,312 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:17:16,312 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:17:16,313 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:17:16,313 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:17:16,315 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:17:16,316 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:17:16,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:17:16,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:17:16,320 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:17:16,321 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:17:16,321 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:17:16,321 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:17:16,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:17:16,322 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:17:16,322 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:17:16,323 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:17:16,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:17:16,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:17:16,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:17:16,326 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:17:16,326 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:17:16,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:17:16,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:17:16,328 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 -> c72ad67a24411e9154529462a7dfd4d5cc086b9e [2019-11-27 09:17:16,910 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:17:16,941 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:17:16,950 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:17:16,953 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:17:16,955 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:17:16,957 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum_const_m4.c [2019-11-27 09:17:17,121 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66683516f/4d31fd63d9954e9ebe944306d983000b/FLAG57ab85b2e [2019-11-27 09:17:18,170 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:17:18,171 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum_const_m4.c [2019-11-27 09:17:18,189 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66683516f/4d31fd63d9954e9ebe944306d983000b/FLAG57ab85b2e [2019-11-27 09:17:18,229 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66683516f/4d31fd63d9954e9ebe944306d983000b [2019-11-27 09:17:18,237 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:17:18,241 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:17:18,247 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:18,247 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:17:18,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:17:18,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:18" (1/1) ... [2019-11-27 09:17:18,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:18, skipping insertion in model container [2019-11-27 09:17:18,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:18" (1/1) ... [2019-11-27 09:17:18,287 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:17:18,344 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:17:18,839 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:18,879 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:17:19,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:19,083 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:17:19,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19 WrapperNode [2019-11-27 09:17:19,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:19,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:19,087 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:17:19,087 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:17:19,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,132 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,174 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:19,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:17:19,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:17:19,177 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:17:19,189 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,219 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,238 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,247 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:17:19,263 INFO L168 Benchmark]: Toolchain (without parser) took 1015.64 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 991.4 MB in the end (delta: -24.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:19,264 INFO L168 Benchmark]: CDTParser took 0.38 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 09:17:19,278 INFO L168 Benchmark]: CACSL2BoogieTranslator took 839.30 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 991.4 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:17:19,280 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.10 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:19,282 INFO L168 Benchmark]: Boogie Preprocessor took 75.95 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:19,293 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 839.30 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 991.4 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 90.10 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 75.95 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 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 09:17:23,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:17:23,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:17:23,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:17:23,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:17:23,195 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:17:23,197 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:17:23,214 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:17:23,216 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:17:23,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:17:23,225 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:17:23,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:17:23,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:17:23,240 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:17:23,242 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:17:23,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:17:23,251 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:17:23,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:17:23,259 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:17:23,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:17:23,276 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:17:23,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:17:23,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:17:23,291 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:17:23,300 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:17:23,301 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:17:23,301 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:17:23,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:17:23,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:17:23,307 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:17:23,309 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:17:23,310 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:17:23,311 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:17:23,315 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:17:23,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:17:23,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:17:23,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:17:23,322 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:17:23,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:17:23,324 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:17:23,329 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:17:23,330 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:17:23,372 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:17:23,373 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:17:23,377 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:17:23,379 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:17:23,379 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:17:23,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:17:23,380 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:17:23,382 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:17:23,382 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:17:23,382 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:17:23,384 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:17:23,385 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:17:23,385 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:17:23,387 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:17:23,388 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:17:23,388 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:17:23,388 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:17:23,388 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:17:23,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:17:23,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:17:23,390 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:17:23,393 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:17:23,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:17:23,394 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:17:23,394 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:17:23,394 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:17:23,394 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:17:23,395 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:17:23,395 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:17:23,398 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:17:23,399 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 -> c72ad67a24411e9154529462a7dfd4d5cc086b9e [2019-11-27 09:17:23,950 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:17:23,981 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:17:23,989 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:17:23,992 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:17:23,995 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:17:23,997 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum_const_m4.c [2019-11-27 09:17:24,152 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/005639464/f1fd6086f1c3454e9164373ef4957f88/FLAG674cff63e [2019-11-27 09:17:25,236 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:17:25,237 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum_const_m4.c [2019-11-27 09:17:25,254 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/005639464/f1fd6086f1c3454e9164373ef4957f88/FLAG674cff63e [2019-11-27 09:17:25,292 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/005639464/f1fd6086f1c3454e9164373ef4957f88 [2019-11-27 09:17:25,303 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:17:25,310 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:17:25,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:25,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:17:25,322 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:17:25,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:25" (1/1) ... [2019-11-27 09:17:25,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:25, skipping insertion in model container [2019-11-27 09:17:25,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:25" (1/1) ... [2019-11-27 09:17:25,343 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:17:25,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:17:25,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:25,938 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:17:26,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:26,141 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:17:26,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26 WrapperNode [2019-11-27 09:17:26,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:26,151 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:26,151 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:17:26,152 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:17:26,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,203 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,271 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:26,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:17:26,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:17:26,273 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:17:26,284 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,291 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,332 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,340 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:17:26,353 INFO L168 Benchmark]: Toolchain (without parser) took 1041.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:26,355 INFO L168 Benchmark]: CDTParser took 0.35 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 09:17:26,358 INFO L168 Benchmark]: CACSL2BoogieTranslator took 831.04 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 991.3 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:17:26,360 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.86 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. [2019-11-27 09:17:26,361 INFO L168 Benchmark]: Boogie Preprocessor took 75.47 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. [2019-11-27 09:17:26,377 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 831.04 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 991.3 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 120.86 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. * Boogie Preprocessor took 75.47 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...