./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0682b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/float_req_bl_0682b.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 d6bf2ad7957ec313c8f67c983abc298b2117fd88 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/float_req_bl_0682b.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 d6bf2ad7957ec313c8f67c983abc298b2117fd88 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:52:27,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:27,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:27,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:27,562 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:27,570 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:27,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:27,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:27,595 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:27,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:27,606 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:27,610 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:27,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:27,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:27,620 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:27,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:27,628 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:27,631 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:27,635 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:27,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:27,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:27,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:27,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:27,665 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:27,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:27,676 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:27,676 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:27,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:27,681 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:27,683 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:27,683 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:27,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:27,688 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:27,692 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:27,694 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:27,696 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:27,697 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:27,699 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:27,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:27,705 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:27,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:27,708 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:52:27,747 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:27,749 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:27,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:27,755 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:27,755 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:27,756 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:27,756 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:27,758 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:52:27,758 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:27,758 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:27,760 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:27,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:27,760 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:27,763 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:27,764 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:27,764 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:27,764 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:27,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:27,765 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:27,765 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:27,768 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:27,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:27,768 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:27,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:27,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:27,769 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:52:27,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:52:27,770 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:27,770 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 -> d6bf2ad7957ec313c8f67c983abc298b2117fd88 [2019-11-25 22:52:28,267 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:28,298 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:28,303 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:28,309 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:28,309 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:28,311 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0682b.c [2019-11-25 22:52:28,462 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e464a7469/0c0f17f71b804169ba770f40c5153e0e/FLAGc54219a04 [2019-11-25 22:52:29,525 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:29,528 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0682b.c [2019-11-25 22:52:29,549 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e464a7469/0c0f17f71b804169ba770f40c5153e0e/FLAGc54219a04 [2019-11-25 22:52:29,596 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e464a7469/0c0f17f71b804169ba770f40c5153e0e [2019-11-25 22:52:29,603 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:29,605 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:29,610 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:29,614 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:29,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:29,623 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:29" (1/1) ... [2019-11-25 22:52:29,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39391bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:29, skipping insertion in model container [2019-11-25 22:52:29,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:29" (1/1) ... [2019-11-25 22:52:29,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:29,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:30,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:30,448 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:30,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:30,664 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:30,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:30 WrapperNode [2019-11-25 22:52:30,666 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:30,667 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:30,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:30,668 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:30,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:30" (1/1) ... [2019-11-25 22:52:30,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:30" (1/1) ... [2019-11-25 22:52:30,828 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:30,829 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:30,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:30,830 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:30,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:30" (1/1) ... [2019-11-25 22:52:30,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:30" (1/1) ... [2019-11-25 22:52:30,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:30" (1/1) ... [2019-11-25 22:52:30,867 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:30" (1/1) ... [2019-11-25 22:52:30,916 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:30" (1/1) ... [2019-11-25 22:52:30,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:30" (1/1) ... [2019-11-25 22:52:30,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:30" (1/1) ... [2019-11-25 22:52:30,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:30,994 INFO L168 Benchmark]: Toolchain (without parser) took 1382.92 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 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:30,995 INFO L168 Benchmark]: CDTParser took 2.15 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. [2019-11-25 22:52:31,001 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1055.86 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:31,002 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.28 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. [2019-11-25 22:52:31,003 INFO L168 Benchmark]: Boogie Preprocessor took 156.65 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. [2019-11-25 22:52:31,013 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.15 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 1055.86 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.28 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 156.65 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:52:34,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:34,838 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:34,873 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:34,874 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:34,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:34,884 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:34,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:34,907 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:34,909 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:34,911 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:34,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:34,918 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:34,923 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:34,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:34,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:34,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:34,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:34,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:34,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:34,969 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:34,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:34,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:34,983 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:34,992 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:34,993 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:34,993 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:34,998 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:34,999 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:35,000 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:35,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:35,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:35,005 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:35,008 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:35,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:35,012 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:35,014 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:35,015 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:35,015 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:35,018 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:35,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:35,023 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:52:35,063 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:35,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:35,070 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:35,071 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:35,071 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:35,072 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:35,072 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:35,072 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:35,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:35,073 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:35,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:35,075 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:35,075 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:52:35,078 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:52:35,079 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:35,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:35,079 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:35,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:35,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:35,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:35,081 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:35,081 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:35,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:35,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:35,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:35,084 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:35,086 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:52:35,086 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:52:35,086 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:35,087 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:52:35,088 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 -> d6bf2ad7957ec313c8f67c983abc298b2117fd88 [2019-11-25 22:52:35,647 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:35,676 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:35,682 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:35,686 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:35,690 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:35,692 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0682b.c [2019-11-25 22:52:35,840 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e86b95dd/f5f30268865e46bc8560e2f3ad81bf99/FLAGe69ec41a8 [2019-11-25 22:52:36,873 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:36,878 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0682b.c [2019-11-25 22:52:36,904 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e86b95dd/f5f30268865e46bc8560e2f3ad81bf99/FLAGe69ec41a8 [2019-11-25 22:52:36,992 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e86b95dd/f5f30268865e46bc8560e2f3ad81bf99 [2019-11-25 22:52:36,999 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:37,008 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:37,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:37,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:37,021 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:37,022 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:36" (1/1) ... [2019-11-25 22:52:37,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a2b324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:37, skipping insertion in model container [2019-11-25 22:52:37,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:36" (1/1) ... [2019-11-25 22:52:37,052 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:37,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:37,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:37,893 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:38,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:38,165 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:38,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:38 WrapperNode [2019-11-25 22:52:38,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:38,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:38,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:38,174 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:38,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:38" (1/1) ... [2019-11-25 22:52:38,268 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:38" (1/1) ... [2019-11-25 22:52:38,390 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:38,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:38,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:38,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:38,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:38" (1/1) ... [2019-11-25 22:52:38,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:38" (1/1) ... [2019-11-25 22:52:38,455 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:38" (1/1) ... [2019-11-25 22:52:38,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:38" (1/1) ... [2019-11-25 22:52:38,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:38" (1/1) ... [2019-11-25 22:52:38,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:38" (1/1) ... [2019-11-25 22:52:38,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:38" (1/1) ... [2019-11-25 22:52:38,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:38,628 INFO L168 Benchmark]: Toolchain (without parser) took 1618.05 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 978.6 MB in the end (delta: -16.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:38,630 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-25 22:52:38,636 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1155.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.4 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:38,638 INFO L168 Benchmark]: Boogie Procedure Inliner took 219.64 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. [2019-11-25 22:52:38,639 INFO L168 Benchmark]: Boogie Preprocessor took 226.68 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:38,643 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1155.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.4 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 219.64 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 226.68 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 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...