./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 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-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 0.1.24-32f2683 [2019-11-24 20:37:08,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:37:08,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:37:08,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:37:08,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:37:08,424 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:37:08,430 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:37:08,446 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:37:08,449 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:37:08,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:37:08,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:37:08,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:37:08,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:37:08,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:37:08,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:37:08,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:37:08,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:37:08,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:37:08,491 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:37:08,502 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:37:08,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:37:08,518 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:37:08,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:37:08,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:37:08,534 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:37:08,534 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:37:08,534 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:37:08,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:37:08,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:37:08,543 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:37:08,543 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:37:08,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:37:08,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:37:08,552 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:37:08,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:37:08,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:37:08,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:37:08,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:37:08,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:37:08,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:37:08,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:37:08,566 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:37:08,606 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:37:08,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:37:08,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:37:08,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:37:08,614 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:37:08,617 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:37:08,617 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:37:08,618 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:37:08,618 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:37:08,618 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:37:08,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:37:08,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:37:08,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:37:08,622 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:37:08,625 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:37:08,625 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:37:08,625 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:37:08,626 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:37:08,626 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:37:08,627 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:37:08,627 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:37:08,627 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:37:08,630 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:37:08,630 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:37:08,630 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:37:08,631 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:37:08,631 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:37:08,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:37:08,632 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:37:08,632 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 [2019-11-24 20:37:09,220 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:37:09,259 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:37:09,267 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:37:09,271 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:37:09,275 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:37:09,279 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifncomp.c [2019-11-24 20:37:09,440 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e35cecbe4/8dd2af834f4c4acb927b12b967fc11f7/FLAGd2752450c [2019-11-24 20:37:10,555 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:37:10,558 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifncomp.c [2019-11-24 20:37:10,575 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e35cecbe4/8dd2af834f4c4acb927b12b967fc11f7/FLAGd2752450c [2019-11-24 20:37:10,618 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e35cecbe4/8dd2af834f4c4acb927b12b967fc11f7 [2019-11-24 20:37:10,627 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:37:10,631 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:37:10,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:37:10,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:37:10,645 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:37:10,650 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:37:10" (1/1) ... [2019-11-24 20:37:10,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73a4f9cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:10, skipping insertion in model container [2019-11-24 20:37:10,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:37:10" (1/1) ... [2019-11-24 20:37:10,680 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:37:10,730 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:37:11,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:37:11,269 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:37:11,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:37:11,506 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:37:11,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:11 WrapperNode [2019-11-24 20:37:11,508 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:37:11,516 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:37:11,517 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:37:11,517 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:37:11,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:11" (1/1) ... [2019-11-24 20:37:11,580 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:11" (1/1) ... [2019-11-24 20:37:11,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:37:11,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:37:11,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:37:11,641 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:37:11,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:11" (1/1) ... [2019-11-24 20:37:11,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:11" (1/1) ... [2019-11-24 20:37:11,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:11" (1/1) ... [2019-11-24 20:37:11,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:11" (1/1) ... [2019-11-24 20:37:11,700 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:11" (1/1) ... [2019-11-24 20:37:11,709 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:11" (1/1) ... [2019-11-24 20:37:11,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:11" (1/1) ... [2019-11-24 20:37:11,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:37:11,749 INFO L168 Benchmark]: Toolchain (without parser) took 1110.45 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 985.5 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:37:11,753 INFO L168 Benchmark]: CDTParser took 1.07 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 20:37:11,758 INFO L168 Benchmark]: CACSL2BoogieTranslator took 872.88 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 20:37:11,760 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.46 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 20:37:11,765 INFO L168 Benchmark]: Boogie Preprocessor took 84.89 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. [2019-11-24 20:37:11,774 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.07 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 872.88 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 123.46 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 84.89 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:37:15,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:37:15,818 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:37:15,856 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:37:15,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:37:15,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:37:15,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:37:15,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:37:15,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:37:15,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:37:15,899 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:37:15,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:37:15,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:37:15,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:37:15,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:37:15,921 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:37:15,923 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:37:15,929 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:37:15,933 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:37:15,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:37:15,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:37:15,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:37:15,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:37:15,969 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:37:15,976 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:37:15,976 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:37:15,977 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:37:15,980 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:37:15,982 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:37:15,983 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:37:15,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:37:15,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:37:15,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:37:15,991 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:37:15,993 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:37:15,996 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:37:15,997 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:37:15,998 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:37:15,998 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:37:16,001 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:37:16,003 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:37:16,006 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:37:16,044 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:37:16,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:37:16,049 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:37:16,051 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:37:16,051 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:37:16,052 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:37:16,052 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:37:16,054 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:37:16,054 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:37:16,054 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:37:16,056 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:37:16,056 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:37:16,059 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:37:16,059 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:37:16,060 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:37:16,060 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:37:16,060 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:37:16,061 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:37:16,061 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:37:16,061 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:37:16,062 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:37:16,062 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:37:16,064 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:37:16,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:37:16,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:37:16,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:37:16,065 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:37:16,066 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:37:16,069 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:37:16,069 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:37:16,070 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:37:16,071 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 [2019-11-24 20:37:16,678 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:37:16,718 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:37:16,728 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:37:16,730 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:37:16,733 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:37:16,736 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifncomp.c [2019-11-24 20:37:16,907 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ff730b12/ef51d8eddc8949589e60a69982dbf3d5/FLAG8103c1423 [2019-11-24 20:37:18,092 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:37:18,097 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifncomp.c [2019-11-24 20:37:18,116 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ff730b12/ef51d8eddc8949589e60a69982dbf3d5/FLAG8103c1423 [2019-11-24 20:37:18,165 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ff730b12/ef51d8eddc8949589e60a69982dbf3d5 [2019-11-24 20:37:18,174 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:37:18,183 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:37:18,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:37:18,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:37:18,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:37:18,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:37:18" (1/1) ... [2019-11-24 20:37:18,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f35d551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:18, skipping insertion in model container [2019-11-24 20:37:18,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:37:18" (1/1) ... [2019-11-24 20:37:18,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:37:18,289 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:37:18,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:37:18,831 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:37:19,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:37:19,048 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:37:19,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:19 WrapperNode [2019-11-24 20:37:19,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:37:19,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:37:19,066 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:37:19,069 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:37:19,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:19" (1/1) ... [2019-11-24 20:37:19,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:19" (1/1) ... [2019-11-24 20:37:19,219 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:37:19,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:37:19,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:37:19,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:37:19,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:19" (1/1) ... [2019-11-24 20:37:19,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:19" (1/1) ... [2019-11-24 20:37:19,256 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:19" (1/1) ... [2019-11-24 20:37:19,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:19" (1/1) ... [2019-11-24 20:37:19,299 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:19" (1/1) ... [2019-11-24 20:37:19,320 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:19" (1/1) ... [2019-11-24 20:37:19,336 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:19" (1/1) ... [2019-11-24 20:37:19,341 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:37:19,356 INFO L168 Benchmark]: Toolchain (without parser) took 1171.35 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 989.7 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:37:19,362 INFO L168 Benchmark]: CDTParser took 2.01 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 20:37:19,367 INFO L168 Benchmark]: CACSL2BoogieTranslator took 864.71 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 996.9 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:37:19,373 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.66 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 989.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:37:19,375 INFO L168 Benchmark]: Boogie Preprocessor took 126.82 ms. Allocated memory is still 1.0 GB. Free memory is still 989.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:37:19,385 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.01 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 864.71 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 996.9 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 153.66 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 989.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 126.82 ms. Allocated memory is still 1.0 GB. Free memory is still 989.7 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...