./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-examples/standard_compareModified_ground.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-examples/standard_compareModified_ground.i -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 e0401582639879e58bdb5b2cb32f97f89f0180b3 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-examples/standard_compareModified_ground.i -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 e0401582639879e58bdb5b2cb32f97f89f0180b3 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:37:23,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:37:23,456 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:37:23,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:37:23,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:37:23,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:37:23,499 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:37:23,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:37:23,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:37:23,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:37:23,531 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:37:23,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:37:23,535 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:37:23,539 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:37:23,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:37:23,547 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:37:23,550 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:37:23,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:37:23,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:37:23,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:37:23,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:37:23,585 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:37:23,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:37:23,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:37:23,600 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:37:23,600 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:37:23,601 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:37:23,605 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:37:23,607 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:37:23,608 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:37:23,611 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:37:23,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:37:23,613 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:37:23,617 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:37:23,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:37:23,622 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:37:23,625 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:37:23,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:37:23,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:37:23,628 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:37:23,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:37:23,635 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:37:23,684 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:37:23,685 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:37:23,691 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:37:23,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:37:23,694 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:37:23,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:37:23,695 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:37:23,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:37:23,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:37:23,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:37:23,697 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:37:23,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:37:23,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:37:23,700 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:37:23,702 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:37:23,702 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:37:23,703 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:37:23,703 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:37:23,703 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:37:23,705 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:37:23,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:37:23,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:37:23,708 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:37:23,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:37:23,709 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:37:23,709 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:37:23,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:37:23,709 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:37:23,710 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 -> e0401582639879e58bdb5b2cb32f97f89f0180b3 [2019-11-27 15:37:24,284 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:37:24,319 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:37:24,325 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:37:24,329 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:37:24,330 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:37:24,332 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/standard_compareModified_ground.i [2019-11-27 15:37:24,495 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a57968df6/d4087a4eabd5452ab74e6093f429857d/FLAG142513437 [2019-11-27 15:37:25,600 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:37:25,605 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/standard_compareModified_ground.i [2019-11-27 15:37:25,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a57968df6/d4087a4eabd5452ab74e6093f429857d/FLAG142513437 [2019-11-27 15:37:25,662 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a57968df6/d4087a4eabd5452ab74e6093f429857d [2019-11-27 15:37:25,670 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:37:25,675 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:37:25,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:37:25,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:37:25,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:37:25,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:37:25" (1/1) ... [2019-11-27 15:37:25,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:25, skipping insertion in model container [2019-11-27 15:37:25,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:37:25" (1/1) ... [2019-11-27 15:37:25,719 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:37:25,770 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:37:26,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:37:26,249 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:37:26,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:37:26,458 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:37:26,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:26 WrapperNode [2019-11-27 15:37:26,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:37:26,463 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:37:26,464 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:37:26,464 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:37:26,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:26" (1/1) ... [2019-11-27 15:37:26,514 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:26" (1/1) ... [2019-11-27 15:37:26,591 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:37:26,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:37:26,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:37:26,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:37:26,612 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:26" (1/1) ... [2019-11-27 15:37:26,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:26" (1/1) ... [2019-11-27 15:37:26,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:26" (1/1) ... [2019-11-27 15:37:26,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:26" (1/1) ... [2019-11-27 15:37:26,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:26" (1/1) ... [2019-11-27 15:37:26,658 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:26" (1/1) ... [2019-11-27 15:37:26,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:26" (1/1) ... [2019-11-27 15:37:26,676 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:37:26,692 INFO L168 Benchmark]: Toolchain (without parser) took 1004.21 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. [2019-11-27 15:37:26,695 INFO L168 Benchmark]: CDTParser took 2.00 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:37:26,698 INFO L168 Benchmark]: CACSL2BoogieTranslator took 783.48 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:37:26,708 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.96 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:37:26,711 INFO L168 Benchmark]: Boogie Preprocessor took 82.40 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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. [2019-11-27 15:37:26,725 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.00 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 783.48 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 129.96 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 82.40 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:37:30,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:37:30,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:37:30,770 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:37:30,772 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:37:30,777 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:37:30,779 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:37:30,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:37:30,803 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:37:30,807 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:37:30,810 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:37:30,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:37:30,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:37:30,824 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:37:30,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:37:30,832 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:37:30,837 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:37:30,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:37:30,846 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:37:30,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:37:30,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:37:30,869 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:37:30,871 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:37:30,876 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:37:30,883 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:37:30,885 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:37:30,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:37:30,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:37:30,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:37:30,894 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:37:30,894 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:37:30,896 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:37:30,896 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:37:30,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:37:30,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:37:30,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:37:30,906 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:37:30,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:37:30,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:37:30,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:37:30,913 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:37:30,915 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:37:30,958 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:37:30,962 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:37:30,965 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:37:30,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:37:30,968 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:37:30,969 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:37:30,969 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:37:30,970 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:37:30,970 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:37:30,970 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:37:30,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:37:30,975 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:37:30,975 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:37:30,976 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:37:30,976 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:37:30,976 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:37:30,976 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:37:30,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:37:30,978 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:37:30,978 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:37:30,980 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:37:30,980 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:37:30,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:37:30,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:37:30,983 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:37:30,983 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:37:30,984 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:37:30,984 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:37:30,984 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:37:30,986 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:37:30,987 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 -> e0401582639879e58bdb5b2cb32f97f89f0180b3 [2019-11-27 15:37:31,612 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:37:31,640 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:37:31,650 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:37:31,654 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:37:31,655 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:37:31,660 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/standard_compareModified_ground.i [2019-11-27 15:37:31,827 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a8d6299e/37f200d9e1b244718fab13c993269472/FLAGaf96ec3ef [2019-11-27 15:37:32,951 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:37:32,952 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/standard_compareModified_ground.i [2019-11-27 15:37:32,970 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a8d6299e/37f200d9e1b244718fab13c993269472/FLAGaf96ec3ef [2019-11-27 15:37:33,014 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a8d6299e/37f200d9e1b244718fab13c993269472 [2019-11-27 15:37:33,024 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:37:33,033 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:37:33,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:37:33,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:37:33,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:37:33,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:33,057 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 27.11 03:37:33, skipping insertion in model container [2019-11-27 15:37:33,060 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:33,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:37:33,136 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:37:33,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:37:33,654 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:37:33,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:37:33,919 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:37:33,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33 WrapperNode [2019-11-27 15:37:33,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:37:33,927 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:37:33,927 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:37:33,928 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:37:33,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:33,971 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:34,024 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:37:34,025 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:37:34,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:37:34,026 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:37:34,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:34,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:34,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:34,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:34,076 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:34,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:34,095 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:34,101 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:37:34,108 INFO L168 Benchmark]: Toolchain (without parser) took 1076.25 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 985.5 MB in the end (delta: -18.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:37:34,111 INFO L168 Benchmark]: CDTParser took 0.58 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 15:37:34,113 INFO L168 Benchmark]: CACSL2BoogieTranslator took 887.64 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 991.3 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:37:34,114 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.86 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 15:37:34,116 INFO L168 Benchmark]: Boogie Preprocessor took 76.49 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:37:34,139 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 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 887.64 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 991.3 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 97.86 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 76.49 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.5 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...