./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1381.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_1381.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 c91754c7d707a58127a2dc4a18babac51d557647 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_1381.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 c91754c7d707a58127a2dc4a18babac51d557647 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:10:06,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:10:06,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:10:06,456 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:10:06,458 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:10:06,471 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:10:06,475 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:10:06,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:10:06,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:10:06,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:10:06,506 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:10:06,508 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:10:06,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:10:06,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:10:06,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:10:06,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:10:06,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:10:06,532 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:10:06,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:10:06,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:10:06,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:10:06,559 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:10:06,561 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:10:06,566 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:10:06,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:10:06,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:10:06,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:10:06,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:10:06,579 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:10:06,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:10:06,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:10:06,584 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:10:06,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:10:06,589 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:10:06,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:10:06,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:10:06,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:10:06,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:10:06,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:10:06,601 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:10:06,604 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:10:06,606 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:10:06,645 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:10:06,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:10:06,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:10:06,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:10:06,653 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:10:06,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:10:06,655 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:10:06,655 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:10:06,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:10:06,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:10:06,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:10:06,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:10:06,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:10:06,660 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:10:06,660 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:10:06,660 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:10:06,661 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:10:06,661 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:10:06,663 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:10:06,663 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:10:06,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:10:06,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:10:06,664 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:10:06,665 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:10:06,665 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:10:06,668 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:10:06,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:10:06,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:10:06,669 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 -> c91754c7d707a58127a2dc4a18babac51d557647 [2019-11-27 16:10:07,205 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:10:07,231 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:10:07,239 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:10:07,243 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:10:07,244 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:10:07,246 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1381.c [2019-11-27 16:10:07,395 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1c4129f3/34c02ea9e1fd4eaf9b2c4cf28b8e1af3/FLAGfd57d5df4 [2019-11-27 16:10:08,386 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:10:08,387 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1381.c [2019-11-27 16:10:08,408 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1c4129f3/34c02ea9e1fd4eaf9b2c4cf28b8e1af3/FLAGfd57d5df4 [2019-11-27 16:10:08,669 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1c4129f3/34c02ea9e1fd4eaf9b2c4cf28b8e1af3 [2019-11-27 16:10:08,676 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:10:08,683 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:10:08,685 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:08,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:10:08,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:10:08,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:08" (1/1) ... [2019-11-27 16:10:08,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:08, skipping insertion in model container [2019-11-27 16:10:08,705 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:08" (1/1) ... [2019-11-27 16:10:08,723 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:10:08,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:10:09,134 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:09,143 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:10:09,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:09,331 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:10:09,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:09 WrapperNode [2019-11-27 16:10:09,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:09,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:09,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:10:09,342 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:10:09,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:09" (1/1) ... [2019-11-27 16:10:09,375 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:09" (1/1) ... [2019-11-27 16:10:09,411 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:09,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:10:09,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:10:09,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:10:09,424 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:09" (1/1) ... [2019-11-27 16:10:09,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:09" (1/1) ... [2019-11-27 16:10:09,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:09" (1/1) ... [2019-11-27 16:10:09,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:09" (1/1) ... [2019-11-27 16:10:09,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:09" (1/1) ... [2019-11-27 16:10:09,472 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:09" (1/1) ... [2019-11-27 16:10:09,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:09" (1/1) ... [2019-11-27 16:10:09,484 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:10:09,500 INFO L168 Benchmark]: Toolchain (without parser) took 809.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.2 MB in the end (delta: -25.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:09,501 INFO L168 Benchmark]: CDTParser took 0.97 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:09,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 648.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 996.9 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:09,519 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.05 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:09,520 INFO L168 Benchmark]: Boogie Preprocessor took 73.35 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:09,530 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.97 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 648.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 996.9 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 72.05 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 73.35 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:10:13,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:10:13,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:10:13,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:10:13,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:10:13,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:10:13,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:10:13,406 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:10:13,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:10:13,423 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:10:13,425 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:10:13,430 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:10:13,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:10:13,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:10:13,440 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:10:13,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:10:13,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:10:13,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:10:13,458 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:10:13,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:10:13,474 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:10:13,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:10:13,482 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:10:13,488 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:10:13,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:10:13,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:10:13,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:10:13,501 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:10:13,502 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:10:13,503 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:10:13,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:10:13,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:10:13,506 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:10:13,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:10:13,514 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:10:13,514 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:10:13,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:10:13,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:10:13,518 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:10:13,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:10:13,524 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:10:13,526 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:10:13,565 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:10:13,568 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:10:13,573 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:10:13,574 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:10:13,574 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:10:13,575 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:10:13,575 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:10:13,575 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:10:13,576 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:10:13,578 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:10:13,579 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:10:13,580 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:10:13,580 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:10:13,580 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:10:13,581 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:10:13,583 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:10:13,583 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:10:13,583 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:10:13,584 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:10:13,584 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:10:13,586 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:10:13,586 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:10:13,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:10:13,587 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:10:13,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:10:13,589 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:10:13,589 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:10:13,589 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:10:13,590 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:10:13,590 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:10:13,593 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 -> c91754c7d707a58127a2dc4a18babac51d557647 [2019-11-27 16:10:14,189 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:10:14,217 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:10:14,221 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:10:14,228 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:10:14,228 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:10:14,230 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1381.c [2019-11-27 16:10:14,352 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8f9f4cff/9a8358b681294c9294f5850004ffcd50/FLAGd66e97a19 [2019-11-27 16:10:15,341 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:10:15,342 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1381.c [2019-11-27 16:10:15,361 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8f9f4cff/9a8358b681294c9294f5850004ffcd50/FLAGd66e97a19 [2019-11-27 16:10:15,536 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8f9f4cff/9a8358b681294c9294f5850004ffcd50 [2019-11-27 16:10:15,547 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:10:15,552 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:10:15,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:15,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:10:15,563 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:10:15,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:15" (1/1) ... [2019-11-27 16:10:15,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483df1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:15, skipping insertion in model container [2019-11-27 16:10:15,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:15" (1/1) ... [2019-11-27 16:10:15,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:10:15,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:10:16,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:16,126 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:10:16,201 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:16,351 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:10:16,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:16 WrapperNode [2019-11-27 16:10:16,355 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:16,356 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:16,357 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:10:16,357 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:10:16,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:16" (1/1) ... [2019-11-27 16:10:16,419 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:16" (1/1) ... [2019-11-27 16:10:16,472 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:16,473 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:10:16,473 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:10:16,473 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:10:16,483 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:16" (1/1) ... [2019-11-27 16:10:16,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:16" (1/1) ... [2019-11-27 16:10:16,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:16" (1/1) ... [2019-11-27 16:10:16,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:16" (1/1) ... [2019-11-27 16:10:16,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:16" (1/1) ... [2019-11-27 16:10:16,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:16" (1/1) ... [2019-11-27 16:10:16,546 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:16" (1/1) ... [2019-11-27 16:10:16,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:10:16,558 INFO L168 Benchmark]: Toolchain (without parser) took 1001.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 990.8 MB in the end (delta: -30.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:16,560 INFO L168 Benchmark]: CDTParser took 2.88 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:16,564 INFO L168 Benchmark]: CACSL2BoogieTranslator took 801.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 996.6 MB in the end (delta: -36.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:16,567 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.05 ms. Allocated memory is still 1.0 GB. Free memory was 996.6 MB in the beginning and 990.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:16,567 INFO L168 Benchmark]: Boogie Preprocessor took 78.99 ms. Allocated memory is still 1.0 GB. Free memory is still 990.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:16,578 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.88 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 801.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 996.6 MB in the end (delta: -36.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 116.05 ms. Allocated memory is still 1.0 GB. Free memory was 996.6 MB in the beginning and 990.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 78.99 ms. Allocated memory is still 1.0 GB. Free memory is still 990.8 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...