./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0621a.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/float-newlib/double_req_bl_0621a.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 ef69b30587e0c4301fdaba0084db3fa6fe256bc6 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/float-newlib/double_req_bl_0621a.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 ef69b30587e0c4301fdaba0084db3fa6fe256bc6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:04:58,477 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:04:58,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:04:58,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:04:58,510 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:04:58,513 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:04:58,515 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:04:58,545 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:04:58,551 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:04:58,554 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:04:58,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:04:58,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:04:58,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:04:58,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:04:58,573 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:04:58,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:04:58,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:04:58,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:04:58,590 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:04:58,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:04:58,606 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:04:58,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:04:58,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:04:58,620 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:04:58,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:04:58,627 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:04:58,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:04:58,632 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:04:58,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:04:58,635 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:04:58,637 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:04:58,638 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:04:58,639 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:04:58,643 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:04:58,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:04:58,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:04:58,649 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:04:58,651 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:04:58,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:04:58,656 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:04:58,658 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:04:58,660 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:04:58,701 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:04:58,702 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:04:58,707 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:04:58,708 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:04:58,708 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:04:58,709 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:04:58,711 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:04:58,711 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:04:58,712 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:04:58,712 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:04:58,713 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:04:58,716 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:04:58,716 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:04:58,717 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:04:58,717 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:04:58,718 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:04:58,718 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:04:58,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:04:58,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:04:58,722 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:04:58,722 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:04:58,722 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:04:58,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:04:58,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:04:58,723 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:04:58,726 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:04:58,726 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:04:58,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:04:58,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:04:58,727 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 -> ef69b30587e0c4301fdaba0084db3fa6fe256bc6 [2019-11-24 21:04:59,312 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:04:59,344 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:04:59,353 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:04:59,357 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:04:59,360 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:04:59,361 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0621a.c [2019-11-24 21:04:59,524 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/319845813/3eb4edf01a6c497b866fd2c14acd3a6c/FLAG24e8928e7 [2019-11-24 21:05:00,462 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:05:00,464 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0621a.c [2019-11-24 21:05:00,488 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/319845813/3eb4edf01a6c497b866fd2c14acd3a6c/FLAG24e8928e7 [2019-11-24 21:05:00,525 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/319845813/3eb4edf01a6c497b866fd2c14acd3a6c [2019-11-24 21:05:00,534 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:05:00,536 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:05:00,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:00,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:05:00,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:05:00,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:00" (1/1) ... [2019-11-24 21:05:00,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@380647e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:00, skipping insertion in model container [2019-11-24 21:05:00,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:00" (1/1) ... [2019-11-24 21:05:00,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:05:00,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:05:01,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:01,303 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:05:01,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:01,512 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:05:01,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:01 WrapperNode [2019-11-24 21:05:01,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:01,522 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:01,522 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:05:01,522 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:05:01,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:01" (1/1) ... [2019-11-24 21:05:01,581 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:01" (1/1) ... [2019-11-24 21:05:01,649 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:01,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:05:01,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:05:01,651 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:05:01,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:01" (1/1) ... [2019-11-24 21:05:01,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:01" (1/1) ... [2019-11-24 21:05:01,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:01" (1/1) ... [2019-11-24 21:05:01,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:01" (1/1) ... [2019-11-24 21:05:01,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:01" (1/1) ... [2019-11-24 21:05:01,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:01" (1/1) ... [2019-11-24 21:05:01,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:01" (1/1) ... [2019-11-24 21:05:01,766 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:05:01,775 INFO L168 Benchmark]: Toolchain (without parser) took 1235.34 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 985.8 MB in the end (delta: -18.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:01,777 INFO L168 Benchmark]: CDTParser took 0.93 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. [2019-11-24 21:05:01,790 INFO L168 Benchmark]: CACSL2BoogieTranslator took 974.38 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 991.5 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:01,794 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.84 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:01,796 INFO L168 Benchmark]: Boogie Preprocessor took 117.69 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:01,807 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.93 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 974.38 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 991.5 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 128.84 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 117.69 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:05:05,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:05:05,661 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:05:05,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:05:05,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:05:05,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:05:05,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:05:05,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:05:05,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:05:05,736 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:05:05,738 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:05:05,740 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:05:05,744 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:05:05,748 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:05:05,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:05:05,758 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:05:05,761 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:05:05,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:05:05,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:05:05,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:05:05,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:05:05,797 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:05:05,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:05:05,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:05:05,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:05:05,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:05:05,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:05:05,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:05:05,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:05:05,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:05:05,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:05:05,821 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:05:05,822 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:05:05,823 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:05:05,826 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:05:05,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:05:05,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:05:05,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:05:05,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:05:05,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:05:05,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:05:05,840 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:05:05,883 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:05:05,883 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:05:05,889 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:05:05,890 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:05:05,890 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:05:05,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:05:05,891 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:05:05,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:05:05,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:05:05,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:05:05,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:05:05,895 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:05:05,895 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:05:05,896 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:05:05,896 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:05:05,898 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:05:05,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:05:05,898 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:05:05,899 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:05:05,899 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:05:05,899 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:05:05,903 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:05:05,903 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:05:05,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:05:05,904 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:05:05,904 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:05:05,905 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:05:05,905 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:05:05,905 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:05:05,906 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:05:05,907 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:05:05,910 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 -> ef69b30587e0c4301fdaba0084db3fa6fe256bc6 [2019-11-24 21:05:06,544 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:05:06,575 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:05:06,582 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:05:06,587 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:05:06,589 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:05:06,591 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0621a.c [2019-11-24 21:05:06,751 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b98db2776/52687935b400424b85e530d3720d92e6/FLAGa68ef7083 [2019-11-24 21:05:07,845 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:05:07,846 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0621a.c [2019-11-24 21:05:07,871 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b98db2776/52687935b400424b85e530d3720d92e6/FLAGa68ef7083 [2019-11-24 21:05:07,913 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b98db2776/52687935b400424b85e530d3720d92e6 [2019-11-24 21:05:07,925 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:05:07,928 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:05:07,935 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:07,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:05:07,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:05:07,945 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:07" (1/1) ... [2019-11-24 21:05:07,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@380647e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:07, skipping insertion in model container [2019-11-24 21:05:07,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:07" (1/1) ... [2019-11-24 21:05:07,983 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:05:08,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:05:08,780 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:08,813 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:05:08,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:09,071 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:05:09,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:09 WrapperNode [2019-11-24 21:05:09,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:09,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:09,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:05:09,082 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:05:09,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:09" (1/1) ... [2019-11-24 21:05:09,158 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:09" (1/1) ... [2019-11-24 21:05:09,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:09,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:05:09,269 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:05:09,269 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:05:09,290 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:09" (1/1) ... [2019-11-24 21:05:09,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:09" (1/1) ... [2019-11-24 21:05:09,319 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:09" (1/1) ... [2019-11-24 21:05:09,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:09" (1/1) ... [2019-11-24 21:05:09,387 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:09" (1/1) ... [2019-11-24 21:05:09,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:09" (1/1) ... [2019-11-24 21:05:09,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:09" (1/1) ... [2019-11-24 21:05:09,425 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:05:09,441 INFO L168 Benchmark]: Toolchain (without parser) took 1508.18 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 985.7 MB in the end (delta: -24.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:09,444 INFO L168 Benchmark]: CDTParser took 0.53 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 21:05:09,448 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1141.00 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 985.7 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:09,450 INFO L168 Benchmark]: Boogie Procedure Inliner took 185.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:09,451 INFO L168 Benchmark]: Boogie Preprocessor took 167.35 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:09,461 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 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 1141.00 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 985.7 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 185.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 167.35 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 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...