./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/ifncomp.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-fpi/ifncomp.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 4f5d53ae8ee27de79436c085c98d4a58410dfcbe ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-fpi/ifncomp.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 4f5d53ae8ee27de79436c085c98d4a58410dfcbe ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:31:19,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:19,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:19,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:19,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:19,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:19,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:19,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:19,418 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:19,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:19,427 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:19,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:19,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:19,440 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:19,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:19,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:19,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:19,456 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:19,462 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:19,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:19,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:19,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:19,490 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:19,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:19,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:19,503 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:19,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:19,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:19,508 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:19,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:19,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:19,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:19,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:19,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:19,522 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:19,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:19,525 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:19,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:19,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:19,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:19,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:19,534 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:31:19,574 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:19,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:19,582 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:19,582 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:19,583 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:19,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:19,585 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:19,585 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:31:19,585 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:19,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:19,588 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:19,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:19,590 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:19,591 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:19,591 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:19,592 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:19,592 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:19,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:19,595 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:19,595 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:19,595 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:19,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:19,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:19,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:19,598 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:19,598 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:31:19,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:31:19,601 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:19,601 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 -> 4f5d53ae8ee27de79436c085c98d4a58410dfcbe [2019-11-26 16:31:20,140 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:20,172 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:20,178 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:20,182 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:20,183 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:20,187 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifncomp.c [2019-11-26 16:31:20,341 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b4bf9975/613771b57d3d4f3d8ae67417663cc5b6/FLAGff9c5955a [2019-11-26 16:31:21,388 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:21,391 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifncomp.c [2019-11-26 16:31:21,410 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b4bf9975/613771b57d3d4f3d8ae67417663cc5b6/FLAGff9c5955a [2019-11-26 16:31:21,645 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b4bf9975/613771b57d3d4f3d8ae67417663cc5b6 [2019-11-26 16:31:21,653 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:21,660 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:21,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:21,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:21,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:21,679 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b7b7afb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21, skipping insertion in model container [2019-11-26 16:31:21,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:21,762 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:22,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:22,319 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:22,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:22,529 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:22,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22 WrapperNode [2019-11-26 16:31:22,531 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:22,541 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:22,548 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:22,548 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:22,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,600 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:22,671 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:22,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:22,672 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:22,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,697 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,732 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,739 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:22,766 INFO L168 Benchmark]: Toolchain (without parser) took 1102.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.6 MB in the end (delta: -25.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:22,767 INFO L168 Benchmark]: CDTParser took 0.44 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 16:31:22,782 INFO L168 Benchmark]: CACSL2BoogieTranslator took 865.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.4 MB in the end (delta: -31.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:22,786 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.86 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:22,789 INFO L168 Benchmark]: Boogie Preprocessor took 85.59 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:22,800 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 865.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.4 MB in the end (delta: -31.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 129.86 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 85.59 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.6 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 0.1.24-025d5a2 [2019-11-26 16:31:26,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:26,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:26,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:26,956 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:26,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:26,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:26,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:26,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:26,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:27,000 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:27,003 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:27,007 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:27,014 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:27,018 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:27,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:27,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:27,027 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:27,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:27,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:27,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:27,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:27,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:27,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:27,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:27,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:27,070 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:27,074 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:27,075 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:27,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:27,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:27,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:27,082 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:27,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:27,090 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:27,093 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:27,095 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:27,095 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:27,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:27,101 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:27,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:27,107 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:31:27,160 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:27,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:27,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:27,171 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:27,171 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:27,172 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:27,173 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:27,176 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:27,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:27,177 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:27,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:27,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:27,181 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:31:27,182 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:31:27,182 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:27,184 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:27,184 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:27,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:27,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:27,189 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:27,189 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:27,190 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:27,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:27,191 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:27,191 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:27,193 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:27,193 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:31:27,197 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:31:27,197 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:27,198 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:31:27,200 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 -> 4f5d53ae8ee27de79436c085c98d4a58410dfcbe [2019-11-26 16:31:27,799 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:27,829 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:27,832 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:27,839 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:27,840 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:27,843 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifncomp.c [2019-11-26 16:31:27,994 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a03ec71cb/1544895312b7499388ba16568196fe2f/FLAG86b3cf45e [2019-11-26 16:31:29,045 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:29,046 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifncomp.c [2019-11-26 16:31:29,063 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a03ec71cb/1544895312b7499388ba16568196fe2f/FLAG86b3cf45e [2019-11-26 16:31:29,100 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a03ec71cb/1544895312b7499388ba16568196fe2f [2019-11-26 16:31:29,107 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:29,114 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:29,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:29,119 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:29,123 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:29,127 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:29" (1/1) ... [2019-11-26 16:31:29,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@116ef4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:29, skipping insertion in model container [2019-11-26 16:31:29,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:29" (1/1) ... [2019-11-26 16:31:29,157 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:29,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:29,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:29,703 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:29,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:29,882 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:29,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:29 WrapperNode [2019-11-26 16:31:29,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:29,890 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:29,891 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:29,891 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:29,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:29" (1/1) ... [2019-11-26 16:31:29,942 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:29" (1/1) ... [2019-11-26 16:31:29,981 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:29,982 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:29,982 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:29,982 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:29,992 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:29" (1/1) ... [2019-11-26 16:31:29,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:29" (1/1) ... [2019-11-26 16:31:30,000 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:29" (1/1) ... [2019-11-26 16:31:30,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:29" (1/1) ... [2019-11-26 16:31:30,032 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:29" (1/1) ... [2019-11-26 16:31:30,044 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:29" (1/1) ... [2019-11-26 16:31:30,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:29" (1/1) ... [2019-11-26 16:31:30,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:30,071 INFO L168 Benchmark]: Toolchain (without parser) took 953.66 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 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:30,073 INFO L168 Benchmark]: CDTParser took 0.39 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 16:31:30,077 INFO L168 Benchmark]: CACSL2BoogieTranslator took 764.43 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 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:30,079 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.23 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 16:31:30,081 INFO L168 Benchmark]: Boogie Preprocessor took 80.23 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 16:31:30,088 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 764.43 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 991.2 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 91.23 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 80.23 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...