./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0681a.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_0681a.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 42a2b09bf764c955809dc95e1d3b096fa07a0419 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0681a.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 42a2b09bf764c955809dc95e1d3b096fa07a0419 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:08:10,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:10,653 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:10,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:10,682 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:10,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:10,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:10,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:10,718 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:10,724 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:10,726 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:10,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:10,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:10,740 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:10,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:10,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:10,752 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:10,757 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:10,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:10,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:10,777 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:10,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:10,786 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:10,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:10,799 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:10,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:10,800 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:10,802 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:10,805 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:10,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:10,810 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:10,811 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:10,812 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:10,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:10,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:10,821 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:10,822 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:10,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:10,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:10,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:10,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:10,832 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:08:10,870 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:10,875 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:10,878 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:10,879 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:10,879 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:10,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:10,882 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:10,882 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:08:10,882 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:10,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:10,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:10,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:10,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:10,885 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:10,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:10,887 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:10,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:10,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:10,889 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:10,889 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:10,891 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:10,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:10,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:10,892 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:10,892 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:10,894 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:08:10,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:08:10,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:10,895 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 -> 42a2b09bf764c955809dc95e1d3b096fa07a0419 [2019-11-27 16:08:11,502 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:11,534 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:11,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:11,545 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:11,548 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:11,549 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0681a.c [2019-11-27 16:08:11,715 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e499c95b/7c8326e5a8584b1781170761ec628860/FLAG05494796d [2019-11-27 16:08:12,842 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:12,846 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0681a.c [2019-11-27 16:08:12,870 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e499c95b/7c8326e5a8584b1781170761ec628860/FLAG05494796d [2019-11-27 16:08:12,910 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e499c95b/7c8326e5a8584b1781170761ec628860 [2019-11-27 16:08:12,917 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:12,924 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:12,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:12,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:12,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:12,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:12" (1/1) ... [2019-11-27 16:08:12,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1748b44d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:12, skipping insertion in model container [2019-11-27 16:08:12,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:12" (1/1) ... [2019-11-27 16:08:12,967 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:13,050 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:13,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:13,883 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:14,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:14,142 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:14,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:14 WrapperNode [2019-11-27 16:08:14,147 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:14,148 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:14,149 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:14,149 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:14,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:14" (1/1) ... [2019-11-27 16:08:14,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:14" (1/1) ... [2019-11-27 16:08:14,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:14,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:14,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:14,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:14,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:14" (1/1) ... [2019-11-27 16:08:14,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:14" (1/1) ... [2019-11-27 16:08:14,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:14" (1/1) ... [2019-11-27 16:08:14,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:14" (1/1) ... [2019-11-27 16:08:14,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:14" (1/1) ... [2019-11-27 16:08:14,503 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:14" (1/1) ... [2019-11-27 16:08:14,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:14" (1/1) ... [2019-11-27 16:08:14,529 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:14,546 INFO L168 Benchmark]: Toolchain (without parser) took 1613.25 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 978.5 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:14,547 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-27 16:08:14,550 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1222.39 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 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:14,554 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.53 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:14,556 INFO L168 Benchmark]: Boogie Preprocessor took 203.34 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 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. [2019-11-27 16:08:14,564 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 1222.39 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 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 181.53 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 203.34 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:08:18,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:18,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:18,508 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:18,510 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:18,513 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:18,515 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:18,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:18,542 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:18,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:18,551 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:18,556 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:18,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:18,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:18,566 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:18,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:18,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:18,581 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:18,584 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:18,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:18,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:18,607 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:18,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:18,615 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:18,623 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:18,624 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:18,624 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:18,626 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:18,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:18,630 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:18,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:18,631 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:18,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:18,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:18,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:18,640 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:18,641 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:18,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:18,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:18,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:18,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:18,652 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:08:18,685 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:18,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:18,691 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:18,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:18,695 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:18,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:18,695 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:18,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:18,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:18,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:18,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:18,698 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:18,698 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:08:18,701 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:08:18,701 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:18,702 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:18,702 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:18,702 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:18,703 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:18,703 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:18,703 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:18,703 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:18,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:18,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:18,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:18,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:18,707 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:08:18,707 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:08:18,707 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:18,709 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:08:18,710 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 -> 42a2b09bf764c955809dc95e1d3b096fa07a0419 [2019-11-27 16:08:19,347 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:19,374 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:19,381 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:19,383 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:19,386 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:19,388 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0681a.c [2019-11-27 16:08:19,535 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ac861785/598e450a74c343fe8d3f4083a03a294b/FLAG38c410352 [2019-11-27 16:08:20,585 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:20,590 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0681a.c [2019-11-27 16:08:20,612 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ac861785/598e450a74c343fe8d3f4083a03a294b/FLAG38c410352 [2019-11-27 16:08:20,692 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ac861785/598e450a74c343fe8d3f4083a03a294b [2019-11-27 16:08:20,702 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:20,707 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:20,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:20,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:20,720 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:20,721 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:20" (1/1) ... [2019-11-27 16:08:20,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b7bf631 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:20, skipping insertion in model container [2019-11-27 16:08:20,731 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:20" (1/1) ... [2019-11-27 16:08:20,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:20,844 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:21,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:21,629 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:21,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:21,917 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:21,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:21 WrapperNode [2019-11-27 16:08:21,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:21,926 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:21,926 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:21,927 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:21,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:21" (1/1) ... [2019-11-27 16:08:22,002 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:21" (1/1) ... [2019-11-27 16:08:22,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:22,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:22,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:22,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:22,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:21" (1/1) ... [2019-11-27 16:08:22,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:21" (1/1) ... [2019-11-27 16:08:22,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:21" (1/1) ... [2019-11-27 16:08:22,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:21" (1/1) ... [2019-11-27 16:08:22,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:21" (1/1) ... [2019-11-27 16:08:22,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:21" (1/1) ... [2019-11-27 16:08:22,338 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:21" (1/1) ... [2019-11-27 16:08:22,368 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:22,375 INFO L168 Benchmark]: Toolchain (without parser) took 1664.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.9 MB in the end (delta: -5.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:22,380 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-27 16:08:22,381 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1207.53 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 984.4 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:22,386 INFO L168 Benchmark]: Boogie Procedure Inliner took 225.78 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:22,390 INFO L168 Benchmark]: Boogie Preprocessor took 216.85 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:22,404 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1207.53 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 984.4 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 225.78 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 216.85 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.9 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...