./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0970b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_0970b.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 c2b759759a3d71804d881b2ee189e6dc13f7a855 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0970b.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 c2b759759a3d71804d881b2ee189e6dc13f7a855 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:59:26,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:26,471 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:26,502 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:26,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:26,507 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:26,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:26,527 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:26,535 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:26,541 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:26,544 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:26,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:26,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:26,554 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:26,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:26,560 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:26,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:26,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:26,574 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:26,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:26,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:26,596 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:26,597 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:26,603 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:26,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:26,610 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:26,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:26,615 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:26,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:26,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:26,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:26,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:26,623 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:26,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:26,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:26,633 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:26,634 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:26,635 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:26,635 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:26,636 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:26,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:26,641 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:59:26,701 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:26,703 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:26,706 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:26,713 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:26,713 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:26,714 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:26,714 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:26,714 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:59:26,714 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:26,715 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:26,715 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:26,716 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:26,717 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:26,718 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:26,718 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:26,719 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:26,719 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:26,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:26,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:26,723 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:26,723 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:26,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:26,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:26,724 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:26,725 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:26,725 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:59:26,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:59:26,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:26,728 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 -> c2b759759a3d71804d881b2ee189e6dc13f7a855 [2019-11-26 16:59:27,321 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:27,353 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:27,361 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:27,366 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:27,367 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:27,369 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0970b.c [2019-11-26 16:59:27,525 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c73715ec4/8bc0651ce7504ae4b179d094acc92801/FLAG636fba772 [2019-11-26 16:59:28,647 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:28,655 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0970b.c [2019-11-26 16:59:28,676 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c73715ec4/8bc0651ce7504ae4b179d094acc92801/FLAG636fba772 [2019-11-26 16:59:28,717 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c73715ec4/8bc0651ce7504ae4b179d094acc92801 [2019-11-26 16:59:28,725 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:28,729 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:28,736 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:28,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:28,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:28,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:28" (1/1) ... [2019-11-26 16:59:28,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13de8627 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:28, skipping insertion in model container [2019-11-26 16:59:28,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:28" (1/1) ... [2019-11-26 16:59:28,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:28,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:29,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:29,561 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:29,693 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:29,733 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:29,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:29 WrapperNode [2019-11-26 16:59:29,742 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:29,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:29,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:29,751 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:29,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:29" (1/1) ... [2019-11-26 16:59:29,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:29" (1/1) ... [2019-11-26 16:59:29,912 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:29,918 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:29,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:29,919 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:29,942 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:29" (1/1) ... [2019-11-26 16:59:29,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:29" (1/1) ... [2019-11-26 16:59:29,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:29" (1/1) ... [2019-11-26 16:59:29,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:29" (1/1) ... [2019-11-26 16:59:30,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:29" (1/1) ... [2019-11-26 16:59:30,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:29" (1/1) ... [2019-11-26 16:59:30,041 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:29" (1/1) ... [2019-11-26 16:59:30,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:30,075 INFO L168 Benchmark]: Toolchain (without parser) took 1333.51 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:30,076 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:30,077 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1006.77 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: -29.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:30,081 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.01 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:30,091 INFO L168 Benchmark]: Boogie Preprocessor took 142.16 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:30,095 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1006.77 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: -29.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 168.01 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 142.16 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:59:33,971 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:33,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:34,004 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:34,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:34,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:34,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:34,039 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:34,043 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:34,052 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:34,055 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:34,060 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:34,062 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:34,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:34,072 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:34,076 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:34,081 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:34,085 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:34,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:34,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:34,109 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:34,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:34,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:34,121 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:34,128 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:34,129 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:34,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:34,133 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:34,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:34,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:34,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:34,141 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:34,142 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:34,147 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:34,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:34,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:34,151 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:34,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:34,153 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:34,159 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:34,161 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:34,162 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:59:34,206 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:34,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:34,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:34,213 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:34,213 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:34,214 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:34,214 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:34,214 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:34,215 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:34,215 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:34,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:34,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:34,220 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:59:34,221 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:59:34,221 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:34,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:34,222 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:34,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:34,223 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:34,223 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:34,225 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:34,225 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:34,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:34,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:34,227 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:34,227 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:34,230 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:59:34,230 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:59:34,231 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:34,231 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:59:34,233 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 -> c2b759759a3d71804d881b2ee189e6dc13f7a855 [2019-11-26 16:59:34,775 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:34,805 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:34,812 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:34,814 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:34,818 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:34,820 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0970b.c [2019-11-26 16:59:34,986 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e41b3df9/d7038e7b3951449b8cc626d11debf825/FLAG1a55982cb [2019-11-26 16:59:36,084 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:36,085 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0970b.c [2019-11-26 16:59:36,106 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e41b3df9/d7038e7b3951449b8cc626d11debf825/FLAG1a55982cb [2019-11-26 16:59:36,148 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e41b3df9/d7038e7b3951449b8cc626d11debf825 [2019-11-26 16:59:36,156 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:36,164 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:36,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:36,168 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:36,175 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:36,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:36" (1/1) ... [2019-11-26 16:59:36,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dc750d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:36, skipping insertion in model container [2019-11-26 16:59:36,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:36" (1/1) ... [2019-11-26 16:59:36,206 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:36,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:36,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:36,903 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:37,177 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:37,258 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:37,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:37 WrapperNode [2019-11-26 16:59:37,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:37,267 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:37,268 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:37,268 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:37,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:37" (1/1) ... [2019-11-26 16:59:37,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:37" (1/1) ... [2019-11-26 16:59:37,413 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:37,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:37,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:37,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:37,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:37" (1/1) ... [2019-11-26 16:59:37,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:37" (1/1) ... [2019-11-26 16:59:37,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:37" (1/1) ... [2019-11-26 16:59:37,452 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:37" (1/1) ... [2019-11-26 16:59:37,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:37" (1/1) ... [2019-11-26 16:59:37,531 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:37" (1/1) ... [2019-11-26 16:59:37,546 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:37" (1/1) ... [2019-11-26 16:59:37,561 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:37,570 INFO L168 Benchmark]: Toolchain (without parser) took 1402.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.3 MB in the end (delta: -17.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:37,570 INFO L168 Benchmark]: CDTParser took 3.04 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. [2019-11-26 16:59:37,574 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1093.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.0 MB in the end (delta: -23.6 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:37,575 INFO L168 Benchmark]: Boogie Procedure Inliner took 146.06 ms. Allocated memory is still 1.0 GB. Free memory was 991.0 MB in the beginning and 985.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:37,577 INFO L168 Benchmark]: Boogie Preprocessor took 147.55 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:37,583 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.04 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 1093.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.0 MB in the end (delta: -23.6 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 146.06 ms. Allocated memory is still 1.0 GB. Free memory was 991.0 MB in the beginning and 985.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 147.55 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 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...