./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1032c.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/float_req_bl_1032c.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 b4428fa1091f4cda8c57d8e78988385def4dacf9 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1032c.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 b4428fa1091f4cda8c57d8e78988385def4dacf9 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:00:42,496 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:42,499 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:42,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:42,526 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:42,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:42,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:42,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:42,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:42,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:42,573 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:42,577 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:42,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:42,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:42,589 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:42,594 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:42,596 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:42,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:42,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:42,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:42,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:42,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:42,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:42,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:42,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:42,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:42,648 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:42,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:42,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:42,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:42,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:42,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:42,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:42,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:42,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:42,667 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:42,668 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:42,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:42,670 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:42,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:42,678 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:42,679 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:00:42,717 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:42,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:42,720 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:42,724 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:42,724 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:42,725 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:42,725 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:42,725 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:00:42,726 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:42,726 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:42,730 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:42,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:42,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:42,731 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:42,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:42,732 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:42,732 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:42,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:42,733 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:42,736 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:42,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:42,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:42,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:42,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:42,737 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:42,738 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:00:42,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:00:42,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:42,741 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 -> b4428fa1091f4cda8c57d8e78988385def4dacf9 [2019-11-26 17:00:43,292 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:43,320 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:43,329 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:43,331 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:43,333 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:43,336 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1032c.c [2019-11-26 17:00:43,519 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d422fa2eb/e30b664b60c140679e43ecd84ed7db1d/FLAG3c1ba3d26 [2019-11-26 17:00:44,556 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:44,557 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1032c.c [2019-11-26 17:00:44,577 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d422fa2eb/e30b664b60c140679e43ecd84ed7db1d/FLAG3c1ba3d26 [2019-11-26 17:00:44,626 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d422fa2eb/e30b664b60c140679e43ecd84ed7db1d [2019-11-26 17:00:44,635 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:44,640 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:44,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:44,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:44,654 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:44,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:44" (1/1) ... [2019-11-26 17:00:44,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3de345e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:44, skipping insertion in model container [2019-11-26 17:00:44,665 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:44" (1/1) ... [2019-11-26 17:00:44,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:44,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:45,150 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:45,157 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:45,306 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:45,342 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:45,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:45 WrapperNode [2019-11-26 17:00:45,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:45,346 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:45,347 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:45,347 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:45,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:45" (1/1) ... [2019-11-26 17:00:45,381 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:45" (1/1) ... [2019-11-26 17:00:45,424 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:45,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:45,426 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:45,426 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:45,434 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:45" (1/1) ... [2019-11-26 17:00:45,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:45" (1/1) ... [2019-11-26 17:00:45,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:45" (1/1) ... [2019-11-26 17:00:45,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:45" (1/1) ... [2019-11-26 17:00:45,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:45" (1/1) ... [2019-11-26 17:00:45,466 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:45" (1/1) ... [2019-11-26 17:00:45,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:45" (1/1) ... [2019-11-26 17:00:45,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:45,480 INFO L168 Benchmark]: Toolchain (without parser) took 839.67 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:45,498 INFO L168 Benchmark]: CDTParser took 0.37 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 17:00:45,499 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.85 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:45,500 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.68 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:45,501 INFO L168 Benchmark]: Boogie Preprocessor took 51.20 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:45,507 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 699.85 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 79.68 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 51.20 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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 17:00:49,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:49,329 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:49,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:49,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:49,373 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:49,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:49,393 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:49,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:49,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:49,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:49,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:49,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:49,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:49,423 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:49,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:49,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:49,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:49,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:49,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:49,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:49,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:49,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:49,469 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:49,476 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:49,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:49,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:49,481 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:49,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:49,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:49,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:49,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:49,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:49,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:49,495 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:49,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:49,499 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:49,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:49,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:49,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:49,506 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:49,507 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:00:49,545 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:49,548 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:49,552 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:49,554 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:49,554 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:49,554 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:49,555 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:49,557 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:49,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:49,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:49,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:49,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:49,559 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:00:49,560 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:00:49,562 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:49,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:49,562 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:49,563 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:49,563 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:49,563 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:49,565 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:49,565 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:49,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:49,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:49,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:49,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:49,569 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:00:49,570 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:00:49,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:49,570 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:00:49,572 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 -> b4428fa1091f4cda8c57d8e78988385def4dacf9 [2019-11-26 17:00:50,102 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:50,133 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:50,142 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:50,144 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:50,145 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:50,148 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1032c.c [2019-11-26 17:00:50,307 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d28914e9/b046de4f25fb4aa4830f6e76dd811bd3/FLAGef3bc76ba [2019-11-26 17:00:51,403 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:51,407 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1032c.c [2019-11-26 17:00:51,425 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d28914e9/b046de4f25fb4aa4830f6e76dd811bd3/FLAGef3bc76ba [2019-11-26 17:00:51,465 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d28914e9/b046de4f25fb4aa4830f6e76dd811bd3 [2019-11-26 17:00:51,475 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:51,481 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:51,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:51,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:51,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:51,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:51" (1/1) ... [2019-11-26 17:00:51,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@197a930a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:51, skipping insertion in model container [2019-11-26 17:00:51,506 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:51" (1/1) ... [2019-11-26 17:00:51,524 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:51,576 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:52,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:52,083 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:52,270 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:52,335 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:52,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:52 WrapperNode [2019-11-26 17:00:52,337 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:52,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:52,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:52,349 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:52,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:52" (1/1) ... [2019-11-26 17:00:52,419 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:52" (1/1) ... [2019-11-26 17:00:52,486 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:52,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:52,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:52,490 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:52,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:52" (1/1) ... [2019-11-26 17:00:52,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:52" (1/1) ... [2019-11-26 17:00:52,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:52" (1/1) ... [2019-11-26 17:00:52,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:52" (1/1) ... [2019-11-26 17:00:52,571 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:52" (1/1) ... [2019-11-26 17:00:52,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:52" (1/1) ... [2019-11-26 17:00:52,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:52" (1/1) ... [2019-11-26 17:00:52,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:52,619 INFO L168 Benchmark]: Toolchain (without parser) took 1133.61 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 989.8 MB in the end (delta: -28.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:52,621 INFO L168 Benchmark]: CDTParser took 0.40 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 17:00:52,624 INFO L168 Benchmark]: CACSL2BoogieTranslator took 852.22 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:52,626 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.03 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:52,628 INFO L168 Benchmark]: Boogie Preprocessor took 125.10 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:52,641 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 852.22 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 138.03 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 125.10 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...