./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-crafted/zero_sum4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_sum4.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 a55247db8e13df3adfd2bb78854c9940abd29342 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_sum4.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 a55247db8e13df3adfd2bb78854c9940abd29342 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:30:18,128 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:30:18,133 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:30:18,170 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:30:18,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:30:18,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:30:18,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:30:18,196 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:30:18,200 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:30:18,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:30:18,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:30:18,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:30:18,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:30:18,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:30:18,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:30:18,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:30:18,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:30:18,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:30:18,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:30:18,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:30:18,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:30:18,264 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:30:18,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:30:18,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:30:18,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:30:18,279 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:30:18,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:30:18,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:30:18,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:30:18,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:30:18,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:30:18,288 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:30:18,291 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:30:18,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:30:18,299 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:30:18,300 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:30:18,301 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:30:18,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:30:18,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:30:18,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:30:18,308 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:30:18,310 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:30:18,348 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:30:18,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:30:18,353 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:30:18,355 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:30:18,355 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:30:18,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:30:18,356 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:30:18,358 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:30:18,358 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:30:18,358 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:30:18,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:30:18,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:30:18,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:30:18,363 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:30:18,364 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:30:18,364 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:30:18,364 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:30:18,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:30:18,365 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:30:18,365 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:30:18,368 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:30:18,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:30:18,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:30:18,369 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:30:18,369 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:30:18,369 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:30:18,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:30:18,370 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:30:18,371 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 -> a55247db8e13df3adfd2bb78854c9940abd29342 [2019-11-26 16:30:18,991 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:30:19,020 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:30:19,030 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:30:19,033 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:30:19,035 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:30:19,038 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum4.c [2019-11-26 16:30:19,210 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07e056dbc/7c8c998c191a402293dff179657a0c58/FLAGe4000b1a2 [2019-11-26 16:30:20,294 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:30:20,298 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum4.c [2019-11-26 16:30:20,314 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07e056dbc/7c8c998c191a402293dff179657a0c58/FLAGe4000b1a2 [2019-11-26 16:30:20,359 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07e056dbc/7c8c998c191a402293dff179657a0c58 [2019-11-26 16:30:20,370 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:30:20,372 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:30:20,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:20,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:30:20,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:30:20,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:20" (1/1) ... [2019-11-26 16:30:20,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:20, skipping insertion in model container [2019-11-26 16:30:20,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:20" (1/1) ... [2019-11-26 16:30:20,419 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:30:20,472 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:30:20,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:20,979 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:30:21,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:21,196 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:30:21,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:21 WrapperNode [2019-11-26 16:30:21,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:21,205 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:21,205 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:30:21,205 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:30:21,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:21" (1/1) ... [2019-11-26 16:30:21,255 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:21" (1/1) ... [2019-11-26 16:30:21,314 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:21,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:30:21,317 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:30:21,317 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:30:21,327 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:21" (1/1) ... [2019-11-26 16:30:21,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:21" (1/1) ... [2019-11-26 16:30:21,336 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:21" (1/1) ... [2019-11-26 16:30:21,337 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:21" (1/1) ... [2019-11-26 16:30:21,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:21" (1/1) ... [2019-11-26 16:30:21,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:21" (1/1) ... [2019-11-26 16:30:21,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:21" (1/1) ... [2019-11-26 16:30:21,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:30:21,404 INFO L168 Benchmark]: Toolchain (without parser) took 1018.81 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 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:21,407 INFO L168 Benchmark]: CDTParser took 1.69 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. [2019-11-26 16:30:21,412 INFO L168 Benchmark]: CACSL2BoogieTranslator took 823.75 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. [2019-11-26 16:30:21,418 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.14 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:21,419 INFO L168 Benchmark]: Boogie Preprocessor took 71.81 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. [2019-11-26 16:30:21,432 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.69 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 823.75 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 111.14 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 71.81 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 0.1.24-025d5a2 [2019-11-26 16:30:25,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:30:25,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:30:25,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:30:25,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:30:25,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:30:25,238 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:30:25,257 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:30:25,261 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:30:25,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:30:25,269 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:30:25,275 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:30:25,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:30:25,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:30:25,284 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:30:25,288 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:30:25,293 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:30:25,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:30:25,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:30:25,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:30:25,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:30:25,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:30:25,328 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:30:25,330 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:30:25,340 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:30:25,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:30:25,341 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:30:25,343 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:30:25,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:30:25,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:30:25,348 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:30:25,349 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:30:25,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:30:25,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:30:25,357 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:30:25,357 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:30:25,360 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:30:25,360 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:30:25,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:30:25,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:30:25,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:30:25,369 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:30:25,405 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:30:25,407 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:30:25,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:30:25,412 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:30:25,413 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:30:25,413 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:30:25,416 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:30:25,416 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:30:25,416 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:30:25,417 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:30:25,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:30:25,418 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:30:25,419 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:30:25,419 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:30:25,421 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:30:25,421 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:30:25,421 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:30:25,422 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:30:25,422 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:30:25,424 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:30:25,424 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:30:25,424 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:30:25,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:30:25,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:30:25,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:30:25,427 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:30:25,427 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:30:25,427 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:30:25,428 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:30:25,428 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:30:25,431 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 -> a55247db8e13df3adfd2bb78854c9940abd29342 [2019-11-26 16:30:26,099 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:30:26,129 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:30:26,139 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:30:26,142 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:30:26,143 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:30:26,147 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum4.c [2019-11-26 16:30:26,303 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95f6c3af7/0e1c04dbe37148d8a66f59722b52686f/FLAG0f3fe9e44 [2019-11-26 16:30:27,340 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:30:27,341 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum4.c [2019-11-26 16:30:27,359 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95f6c3af7/0e1c04dbe37148d8a66f59722b52686f/FLAG0f3fe9e44 [2019-11-26 16:30:27,508 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95f6c3af7/0e1c04dbe37148d8a66f59722b52686f [2019-11-26 16:30:27,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:30:27,526 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:30:27,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:27,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:30:27,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:30:27,541 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:27" (1/1) ... [2019-11-26 16:30:27,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483df1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:27, skipping insertion in model container [2019-11-26 16:30:27,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:27" (1/1) ... [2019-11-26 16:30:27,569 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:30:27,620 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:30:28,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:28,148 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:30:28,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:28,392 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:30:28,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:28 WrapperNode [2019-11-26 16:30:28,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:28,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:28,399 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:30:28,399 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:30:28,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:28" (1/1) ... [2019-11-26 16:30:28,462 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:28" (1/1) ... [2019-11-26 16:30:28,517 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:28,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:30:28,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:30:28,518 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:30:28,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:28" (1/1) ... [2019-11-26 16:30:28,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:28" (1/1) ... [2019-11-26 16:30:28,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:28" (1/1) ... [2019-11-26 16:30:28,536 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:28" (1/1) ... [2019-11-26 16:30:28,563 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:28" (1/1) ... [2019-11-26 16:30:28,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:28" (1/1) ... [2019-11-26 16:30:28,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:28" (1/1) ... [2019-11-26 16:30:28,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:30:28,599 INFO L168 Benchmark]: Toolchain (without parser) took 1073.73 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 985.4 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:28,600 INFO L168 Benchmark]: CDTParser took 0.48 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. [2019-11-26 16:30:28,602 INFO L168 Benchmark]: CACSL2BoogieTranslator took 870.37 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 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:28,604 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.21 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. [2019-11-26 16:30:28,614 INFO L168 Benchmark]: Boogie Preprocessor took 76.32 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 985.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:28,626 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 870.37 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 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 118.21 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. * Boogie Preprocessor took 76.32 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 985.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...