./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0970a.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/float-newlib/double_req_bl_0970a.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 cc541d75f5affce4b825454cfd79356341e493a9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0970a.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 cc541d75f5affce4b825454cfd79356341e493a9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:59:25,360 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:25,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:25,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:25,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:25,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:25,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:25,406 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:25,413 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:25,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:25,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:25,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:25,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:25,425 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:25,426 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:25,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:25,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:25,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:25,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:25,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:25,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:25,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:25,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:25,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:25,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:25,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:25,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:25,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:25,469 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:25,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:25,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:25,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:25,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:25,472 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:25,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:25,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:25,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:25,478 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:25,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:25,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:25,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:25,484 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:59:25,523 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:25,523 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:25,525 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:25,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:25,530 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:25,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:25,531 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:25,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:59:25,531 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:25,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:25,532 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:25,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:25,532 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:25,535 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:25,535 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:25,535 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:25,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:25,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:25,536 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:25,537 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:25,537 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:25,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:25,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:25,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:25,543 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:25,543 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:59:25,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:59:25,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:25,544 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 -> cc541d75f5affce4b825454cfd79356341e493a9 [2019-11-26 16:59:25,943 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:25,963 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:25,971 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:25,972 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:25,975 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:25,976 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0970a.c [2019-11-26 16:59:26,074 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f970fbab6/972a13e86ac34788a02bb0e38721a28b/FLAG396946ce7 [2019-11-26 16:59:26,823 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:26,825 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0970a.c [2019-11-26 16:59:26,842 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f970fbab6/972a13e86ac34788a02bb0e38721a28b/FLAG396946ce7 [2019-11-26 16:59:27,103 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f970fbab6/972a13e86ac34788a02bb0e38721a28b [2019-11-26 16:59:27,109 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:27,114 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:27,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:27,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:27,123 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:27,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:27" (1/1) ... [2019-11-26 16:59:27,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4852b4fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:27, skipping insertion in model container [2019-11-26 16:59:27,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:27" (1/1) ... [2019-11-26 16:59:27,142 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:27,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:27,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:27,650 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:27,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:27,769 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:27,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:27 WrapperNode [2019-11-26 16:59:27,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:27,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:27,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:27,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:27,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:27" (1/1) ... [2019-11-26 16:59:27,804 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:27" (1/1) ... [2019-11-26 16:59:27,870 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:27,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:27,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:27,871 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:27,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:27" (1/1) ... [2019-11-26 16:59:27,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:27" (1/1) ... [2019-11-26 16:59:27,893 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:27" (1/1) ... [2019-11-26 16:59:27,895 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:27" (1/1) ... [2019-11-26 16:59:27,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:27" (1/1) ... [2019-11-26 16:59:27,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:27" (1/1) ... [2019-11-26 16:59:27,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:27" (1/1) ... [2019-11-26 16:59:27,970 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:27,977 INFO L168 Benchmark]: Toolchain (without parser) took 862.28 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 979.9 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:27,996 INFO L168 Benchmark]: CDTParser took 0.26 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 16:59:27,997 INFO L168 Benchmark]: CACSL2BoogieTranslator took 651.18 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). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:27,999 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.74 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 979.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:28,000 INFO L168 Benchmark]: Boogie Preprocessor took 102.98 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:28,008 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 651.18 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). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 98.74 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 979.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 102.98 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 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 0.1.24-025d5a2 [2019-11-26 16:59:30,720 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:30,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:30,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:30,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:30,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:30,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:30,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:30,775 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:30,781 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:30,782 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:30,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:30,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:30,790 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:30,791 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:30,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:30,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:30,799 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:30,801 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:30,805 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:30,813 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:30,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:30,820 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:30,821 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:30,828 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:30,829 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:30,829 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:30,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:30,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:30,833 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:30,837 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:30,838 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:30,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:30,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:30,840 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:30,842 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:30,843 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:30,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:30,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:30,847 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:30,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:30,849 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:59:30,876 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:30,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:30,881 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:30,883 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:30,883 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:30,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:30,883 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:30,884 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:30,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:30,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:30,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:30,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:30,887 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:59:30,887 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:59:30,888 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:30,888 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:30,888 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:30,888 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:30,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:30,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:30,890 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:30,890 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:30,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:30,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:30,892 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:30,892 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:30,892 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:59:30,892 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:59:30,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:30,894 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:59:30,895 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 -> cc541d75f5affce4b825454cfd79356341e493a9 [2019-11-26 16:59:31,347 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:31,361 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:31,368 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:31,373 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:31,373 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:31,374 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0970a.c [2019-11-26 16:59:31,478 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6d35a7df/7988f64f30054f48a9689ebf844f601e/FLAG6ee360cef [2019-11-26 16:59:32,236 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:32,237 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0970a.c [2019-11-26 16:59:32,252 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6d35a7df/7988f64f30054f48a9689ebf844f601e/FLAG6ee360cef [2019-11-26 16:59:32,497 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6d35a7df/7988f64f30054f48a9689ebf844f601e [2019-11-26 16:59:32,504 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:32,506 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:32,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:32,515 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:32,517 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:32,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:32" (1/1) ... [2019-11-26 16:59:32,528 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f0cdb06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:32, skipping insertion in model container [2019-11-26 16:59:32,528 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:32" (1/1) ... [2019-11-26 16:59:32,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:32,602 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:33,107 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:33,120 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:33,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:33,316 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:33,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:33 WrapperNode [2019-11-26 16:59:33,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:33,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:33,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:33,321 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:33,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:33" (1/1) ... [2019-11-26 16:59:33,373 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:33" (1/1) ... [2019-11-26 16:59:33,442 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:33,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:33,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:33,443 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:33,451 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:33" (1/1) ... [2019-11-26 16:59:33,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:33" (1/1) ... [2019-11-26 16:59:33,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:33" (1/1) ... [2019-11-26 16:59:33,470 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:33" (1/1) ... [2019-11-26 16:59:33,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:33" (1/1) ... [2019-11-26 16:59:33,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:33" (1/1) ... [2019-11-26 16:59:33,535 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:33" (1/1) ... [2019-11-26 16:59:33,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:33,549 INFO L168 Benchmark]: Toolchain (without parser) took 1039.79 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 978.5 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:33,550 INFO L168 Benchmark]: CDTParser took 0.22 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 16:59:33,553 INFO L168 Benchmark]: CACSL2BoogieTranslator took 804.55 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 984.3 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:33,554 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.99 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:33,567 INFO L168 Benchmark]: Boogie Preprocessor took 101.24 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:33,577 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 804.55 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 984.3 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 122.99 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 101.24 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 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...