./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 32f26835 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 0.1.24-32f2683 [2019-11-24 20:36:05,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:36:05,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:36:05,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:36:05,399 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:36:05,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:36:05,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:36:05,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:36:05,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:36:05,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:36:05,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:36:05,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:36:05,440 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:36:05,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:36:05,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:36:05,453 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:36:05,457 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:36:05,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:36:05,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:36:05,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:36:05,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:36:05,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:36:05,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:36:05,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:36:05,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:36:05,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:36:05,504 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:36:05,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:36:05,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:36:05,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:36:05,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:36:05,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:36:05,515 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:36:05,518 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:36:05,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:36:05,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:36:05,526 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:36:05,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:36:05,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:36:05,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:36:05,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:36:05,532 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:36:05,572 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:36:05,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:36:05,577 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:36:05,580 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:36:05,580 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:36:05,582 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:36:05,582 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:36:05,582 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:36:05,583 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:36:05,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:36:05,585 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:36:05,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:36:05,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:36:05,589 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:36:05,589 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:36:05,590 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:36:05,590 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:36:05,590 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:36:05,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:36:05,593 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:36:05,593 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:36:05,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:36:05,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:36:05,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:36:05,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:36:05,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:36:05,596 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:36:05,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:36:05,596 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:36:05,597 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 [2019-11-24 20:36:06,138 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:36:06,166 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:36:06,174 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:36:06,178 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:36:06,180 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:36:06,181 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum4.c [2019-11-24 20:36:06,358 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4306547f5/b854096880fd49ddb7fe841f06c48b29/FLAG9fe4f1644 [2019-11-24 20:36:07,409 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:36:07,413 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum4.c [2019-11-24 20:36:07,431 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4306547f5/b854096880fd49ddb7fe841f06c48b29/FLAG9fe4f1644 [2019-11-24 20:36:07,638 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4306547f5/b854096880fd49ddb7fe841f06c48b29 [2019-11-24 20:36:07,645 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:36:07,650 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:36:07,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:36:07,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:36:07,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:36:07,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:36:07" (1/1) ... [2019-11-24 20:36:07,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70d85277 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:07, skipping insertion in model container [2019-11-24 20:36:07,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:36:07" (1/1) ... [2019-11-24 20:36:07,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:36:07,742 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:36:08,136 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:36:08,142 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:36:08,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:36:08,342 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:36:08,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:08 WrapperNode [2019-11-24 20:36:08,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:36:08,352 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:36:08,353 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:36:08,353 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:36:08,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:08" (1/1) ... [2019-11-24 20:36:08,399 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:08" (1/1) ... [2019-11-24 20:36:08,455 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:36:08,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:36:08,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:36:08,456 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:36:08,469 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:08" (1/1) ... [2019-11-24 20:36:08,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:08" (1/1) ... [2019-11-24 20:36:08,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:08" (1/1) ... [2019-11-24 20:36:08,481 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:08" (1/1) ... [2019-11-24 20:36:08,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:08" (1/1) ... [2019-11-24 20:36:08,522 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:08" (1/1) ... [2019-11-24 20:36:08,527 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:08" (1/1) ... [2019-11-24 20:36:08,533 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:36:08,558 INFO L168 Benchmark]: Toolchain (without parser) took 890.14 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. [2019-11-24 20:36:08,560 INFO L168 Benchmark]: CDTParser took 1.89 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. [2019-11-24 20:36:08,565 INFO L168 Benchmark]: CACSL2BoogieTranslator took 688.22 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 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:36:08,567 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.85 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. [2019-11-24 20:36:08,570 INFO L168 Benchmark]: Boogie Preprocessor took 79.21 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. [2019-11-24 20:36:08,578 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.89 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 688.22 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 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 102.85 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 79.21 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:36:12,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:36:12,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:36:12,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:36:12,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:36:12,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:36:12,399 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:36:12,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:36:12,421 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:36:12,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:36:12,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:36:12,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:36:12,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:36:12,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:36:12,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:36:12,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:36:12,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:36:12,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:36:12,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:36:12,464 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:36:12,474 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:36:12,481 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:36:12,482 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:36:12,486 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:36:12,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:36:12,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:36:12,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:36:12,498 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:36:12,499 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:36:12,500 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:36:12,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:36:12,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:36:12,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:36:12,507 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:36:12,510 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:36:12,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:36:12,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:36:12,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:36:12,515 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:36:12,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:36:12,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:36:12,523 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:36:12,582 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:36:12,582 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:36:12,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:36:12,584 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:36:12,584 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:36:12,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:36:12,587 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:36:12,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:36:12,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:36:12,588 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:36:12,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:36:12,590 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:36:12,590 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:36:12,593 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:36:12,593 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:36:12,594 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:36:12,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:36:12,595 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:36:12,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:36:12,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:36:12,595 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:36:12,598 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:36:12,598 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:36:12,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:36:12,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:36:12,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:36:12,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:36:12,600 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:36:12,602 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:36:12,602 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:36:12,605 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:36:12,605 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 [2019-11-24 20:36:13,129 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:36:13,171 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:36:13,182 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:36:13,184 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:36:13,185 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:36:13,187 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum4.c [2019-11-24 20:36:13,345 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efd4119de/c899f5185af248d59a9891a28be0542a/FLAG8b01dae5e [2019-11-24 20:36:14,421 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:36:14,425 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum4.c [2019-11-24 20:36:14,440 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efd4119de/c899f5185af248d59a9891a28be0542a/FLAG8b01dae5e [2019-11-24 20:36:14,481 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efd4119de/c899f5185af248d59a9891a28be0542a [2019-11-24 20:36:14,486 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:36:14,488 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:36:14,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:36:14,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:36:14,513 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:36:14,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:36:14" (1/1) ... [2019-11-24 20:36:14,524 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 24.11 08:36:14, skipping insertion in model container [2019-11-24 20:36:14,524 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:36:14" (1/1) ... [2019-11-24 20:36:14,533 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:36:14,591 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:36:15,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:36:15,068 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:36:15,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:36:15,277 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:36:15,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:15 WrapperNode [2019-11-24 20:36:15,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:36:15,279 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:36:15,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:36:15,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:36:15,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:15" (1/1) ... [2019-11-24 20:36:15,334 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:15" (1/1) ... [2019-11-24 20:36:15,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:36:15,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:36:15,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:36:15,406 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:36:15,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:15" (1/1) ... [2019-11-24 20:36:15,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:15" (1/1) ... [2019-11-24 20:36:15,434 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:15" (1/1) ... [2019-11-24 20:36:15,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:15" (1/1) ... [2019-11-24 20:36:15,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:15" (1/1) ... [2019-11-24 20:36:15,487 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:15" (1/1) ... [2019-11-24 20:36:15,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:15" (1/1) ... [2019-11-24 20:36:15,495 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:36:15,501 INFO L168 Benchmark]: Toolchain (without parser) took 1010.89 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 985.6 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:36:15,502 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-24 20:36:15,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 775.84 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). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:36:15,504 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.50 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. [2019-11-24 20:36:15,511 INFO L168 Benchmark]: Boogie Preprocessor took 90.94 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. [2019-11-24 20:36:15,517 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 775.84 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). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 112.50 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 90.94 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...