./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0834.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_0834.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 34004772e6a1e54917776a817538fd6c8fd28f94 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0834.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 34004772e6a1e54917776a817538fd6c8fd28f94 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:08:21,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:21,604 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:21,631 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:21,632 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:21,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:21,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:21,661 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:21,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:21,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:21,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:21,682 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:21,684 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:21,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:21,695 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:21,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:21,703 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:21,704 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:21,712 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:21,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:21,725 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:21,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:21,735 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:21,740 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:21,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:21,748 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:21,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:21,752 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:21,755 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:21,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:21,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:21,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:21,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:21,766 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:21,769 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:21,770 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:21,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:21,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:21,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:21,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:21,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:21,783 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:08:21,822 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:21,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:21,829 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:21,831 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:21,831 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:21,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:21,832 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:21,832 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:08:21,834 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:21,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:21,835 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:21,836 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:21,837 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:21,837 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:21,838 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:21,839 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:21,839 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:21,839 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:21,841 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:21,841 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:21,841 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:21,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:21,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:21,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:21,846 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:21,846 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:08:21,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:08:21,846 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:21,847 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 -> 34004772e6a1e54917776a817538fd6c8fd28f94 [2019-11-27 16:08:22,373 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:22,408 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:22,415 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:22,418 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:22,420 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:22,424 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0834.c [2019-11-27 16:08:22,580 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f0953508/9160ca6179e84550b3aa75c6dd7f8e61/FLAG451280eb4 [2019-11-27 16:08:23,669 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:23,671 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0834.c [2019-11-27 16:08:23,692 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f0953508/9160ca6179e84550b3aa75c6dd7f8e61/FLAG451280eb4 [2019-11-27 16:08:23,731 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f0953508/9160ca6179e84550b3aa75c6dd7f8e61 [2019-11-27 16:08:23,738 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:23,746 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:23,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:23,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:23,758 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:23,759 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:23" (1/1) ... [2019-11-27 16:08:23,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14ade693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:23, skipping insertion in model container [2019-11-27 16:08:23,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:23" (1/1) ... [2019-11-27 16:08:23,791 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:23,865 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:24,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:24,517 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:24,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:24,711 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:24,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24 WrapperNode [2019-11-27 16:08:24,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:24,722 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:24,722 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:24,722 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:24,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:24,789 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:24,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:24,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:24,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:24,882 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:24,902 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:24,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:24,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:24,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:24,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:24,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:25,001 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:25,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:25,027 INFO L168 Benchmark]: Toolchain (without parser) took 1275.31 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. [2019-11-27 16:08:25,030 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:25,032 INFO L168 Benchmark]: CACSL2BoogieTranslator took 965.95 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 991.4 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:25,036 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.63 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:25,040 INFO L168 Benchmark]: Boogie Preprocessor took 136.16 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. [2019-11-27 16:08:25,050 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 965.95 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 991.4 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 159.63 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 136.16 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:08:29,010 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:29,018 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:29,053 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:29,054 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:29,062 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:29,064 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:29,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:29,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:29,090 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:29,092 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:29,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:29,100 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:29,103 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:29,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:29,108 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:29,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:29,115 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:29,120 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:29,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:29,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:29,136 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:29,138 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:29,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:29,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:29,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:29,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:29,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:29,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:29,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:29,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:29,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:29,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:29,156 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:29,161 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:29,161 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:29,162 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:29,162 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:29,162 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:29,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:29,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:29,169 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:08:29,198 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:29,198 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:29,202 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:29,204 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:29,204 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:29,204 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:29,204 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:29,205 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:29,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:29,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:29,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:29,208 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:29,209 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:08:29,209 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:08:29,209 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:29,209 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:29,210 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:29,212 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:29,212 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:29,212 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:29,212 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:29,213 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:29,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:29,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:29,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:29,214 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:29,215 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:08:29,215 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:08:29,215 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:29,215 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:08:29,218 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 -> 34004772e6a1e54917776a817538fd6c8fd28f94 [2019-11-27 16:08:29,775 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:29,802 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:29,809 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:29,813 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:29,816 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:29,818 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0834.c [2019-11-27 16:08:29,970 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e0ec292a/cf68f17a6000420ea6b9739f4ac9c7de/FLAG02dcfe001 [2019-11-27 16:08:31,054 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:31,057 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0834.c [2019-11-27 16:08:31,075 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e0ec292a/cf68f17a6000420ea6b9739f4ac9c7de/FLAG02dcfe001 [2019-11-27 16:08:31,115 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e0ec292a/cf68f17a6000420ea6b9739f4ac9c7de [2019-11-27 16:08:31,124 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:31,126 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:31,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:31,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:31,137 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:31,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:31" (1/1) ... [2019-11-27 16:08:31,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a2af7b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:31, skipping insertion in model container [2019-11-27 16:08:31,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:31" (1/1) ... [2019-11-27 16:08:31,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:31,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:31,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:31,947 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:32,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:32,163 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:32,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:32 WrapperNode [2019-11-27 16:08:32,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:32,179 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:32,179 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:32,180 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:32,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:32" (1/1) ... [2019-11-27 16:08:32,253 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:32" (1/1) ... [2019-11-27 16:08:32,350 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:32,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:32,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:32,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:32,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:32" (1/1) ... [2019-11-27 16:08:32,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:32" (1/1) ... [2019-11-27 16:08:32,400 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:32" (1/1) ... [2019-11-27 16:08:32,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:32" (1/1) ... [2019-11-27 16:08:32,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:32" (1/1) ... [2019-11-27 16:08:32,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:32" (1/1) ... [2019-11-27 16:08:32,497 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:32" (1/1) ... [2019-11-27 16:08:32,514 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:32,525 INFO L168 Benchmark]: Toolchain (without parser) took 1392.82 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. [2019-11-27 16:08:32,530 INFO L168 Benchmark]: CDTParser took 2.82 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:32,534 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1034.40 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. [2019-11-27 16:08:32,536 INFO L168 Benchmark]: Boogie Procedure Inliner took 171.93 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. [2019-11-27 16:08:32,537 INFO L168 Benchmark]: Boogie Preprocessor took 164.99 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. [2019-11-27 16:08:32,546 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.82 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 1034.40 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 171.93 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 164.99 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...