./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0240a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_0240a.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 f103d875d2bfd706874f3a0822f1262cd20f9d45 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0240a.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 f103d875d2bfd706874f3a0822f1262cd20f9d45 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:47:06,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:06,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:06,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:06,542 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:06,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:06,549 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:06,568 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:06,571 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:06,575 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:06,579 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:06,584 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:06,586 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:06,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:06,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:06,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:06,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:06,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:06,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:06,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:06,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:06,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:06,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:06,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:06,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:06,650 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:06,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:06,652 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:06,653 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:06,657 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:06,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:06,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:06,663 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:06,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:06,667 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:06,669 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:06,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:06,674 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:06,676 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:06,677 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:06,682 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:06,685 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:47:06,726 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:06,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:06,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:06,732 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:06,732 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:06,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:06,732 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:06,733 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:47:06,735 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:06,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:06,736 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:06,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:06,737 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:06,737 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:06,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:06,740 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:06,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:06,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:06,741 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:06,741 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:06,741 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:06,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:06,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:06,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:06,743 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:06,744 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:47:06,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:47:06,744 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:06,744 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 -> f103d875d2bfd706874f3a0822f1262cd20f9d45 [2019-11-27 09:47:07,319 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:07,350 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:07,356 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:07,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:07,361 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:07,363 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0240a.c [2019-11-27 09:47:07,523 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b2ac7b24/f01f8789eb9945cdad4e062923bf685b/FLAG3a5b3f66a [2019-11-27 09:47:08,752 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:08,755 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0240a.c [2019-11-27 09:47:08,789 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b2ac7b24/f01f8789eb9945cdad4e062923bf685b/FLAG3a5b3f66a [2019-11-27 09:47:08,830 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b2ac7b24/f01f8789eb9945cdad4e062923bf685b [2019-11-27 09:47:08,840 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:08,845 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:08,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:08,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:08,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:08,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:08" (1/1) ... [2019-11-27 09:47:08,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@370441c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:08, skipping insertion in model container [2019-11-27 09:47:08,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:08" (1/1) ... [2019-11-27 09:47:08,890 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:09,001 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:10,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:10,158 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:10,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:10,645 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:10,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:10 WrapperNode [2019-11-27 09:47:10,649 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:10,650 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:10,652 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:10,652 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:10,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:10" (1/1) ... [2019-11-27 09:47:10,777 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:10" (1/1) ... [2019-11-27 09:47:11,006 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:11,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:11,010 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:11,010 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:11,035 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:10" (1/1) ... [2019-11-27 09:47:11,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:10" (1/1) ... [2019-11-27 09:47:11,077 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:10" (1/1) ... [2019-11-27 09:47:11,077 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:10" (1/1) ... [2019-11-27 09:47:11,235 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:10" (1/1) ... [2019-11-27 09:47:11,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:10" (1/1) ... [2019-11-27 09:47:11,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:10" (1/1) ... [2019-11-27 09:47:11,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:11,385 INFO L168 Benchmark]: Toolchain (without parser) took 2535.12 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 945.3 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:11,389 INFO L168 Benchmark]: CDTParser took 1.26 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 09:47:11,391 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1800.70 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 968.3 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:11,393 INFO L168 Benchmark]: Boogie Procedure Inliner took 359.17 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 956.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:11,397 INFO L168 Benchmark]: Boogie Preprocessor took 367.14 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 945.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:11,411 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.26 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 1800.70 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 968.3 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 359.17 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 956.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 367.14 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 945.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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-da95e15 [2019-11-27 09:47:15,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:15,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:15,496 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:15,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:15,500 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:15,518 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:15,534 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:15,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:15,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:15,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:15,555 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:15,555 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:15,562 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:15,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:15,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:15,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:15,578 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:15,584 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:15,593 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:15,600 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:15,608 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:15,613 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:15,615 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:15,622 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:15,623 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:15,626 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:15,628 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:15,629 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:15,630 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:15,632 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:15,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:15,637 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:15,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:15,643 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:15,644 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:15,646 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:15,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:15,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:15,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:15,655 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:15,656 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:47:15,693 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:15,695 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:15,700 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:15,700 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:15,702 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:15,702 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:15,702 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:15,705 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:15,706 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:15,706 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:15,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:15,708 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:15,708 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:47:15,709 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:47:15,709 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:15,711 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:15,711 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:15,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:15,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:15,714 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:15,714 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:15,714 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:15,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:15,715 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:15,717 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:15,717 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:15,717 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:47:15,720 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:47:15,720 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:15,721 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:47:15,722 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 -> f103d875d2bfd706874f3a0822f1262cd20f9d45 [2019-11-27 09:47:16,347 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:16,380 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:16,386 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:16,392 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:16,393 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:16,397 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0240a.c [2019-11-27 09:47:16,555 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c904411d/4684c23512764c20bec04bc47455a5be/FLAGbdc26c46b [2019-11-27 09:47:17,778 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:17,783 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0240a.c [2019-11-27 09:47:17,818 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c904411d/4684c23512764c20bec04bc47455a5be/FLAGbdc26c46b [2019-11-27 09:47:17,843 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c904411d/4684c23512764c20bec04bc47455a5be [2019-11-27 09:47:17,852 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:17,854 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:17,862 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:17,863 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:17,867 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:17,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:17" (1/1) ... [2019-11-27 09:47:17,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dcc7aa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:17, skipping insertion in model container [2019-11-27 09:47:17,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:17" (1/1) ... [2019-11-27 09:47:17,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:17,992 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:19,105 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:19,207 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:19,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:19,741 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:19,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:19 WrapperNode [2019-11-27 09:47:19,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:19,747 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:19,750 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:19,750 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:19,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:19" (1/1) ... [2019-11-27 09:47:19,851 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:19" (1/1) ... [2019-11-27 09:47:20,087 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:20,088 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:20,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:20,091 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:20,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:19" (1/1) ... [2019-11-27 09:47:20,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:19" (1/1) ... [2019-11-27 09:47:20,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:19" (1/1) ... [2019-11-27 09:47:20,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:19" (1/1) ... [2019-11-27 09:47:20,329 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:19" (1/1) ... [2019-11-27 09:47:20,408 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:19" (1/1) ... [2019-11-27 09:47:20,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:19" (1/1) ... [2019-11-27 09:47:20,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:20,482 INFO L168 Benchmark]: Toolchain (without parser) took 2622.79 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 934.0 MB in the end (delta: 27.6 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:20,483 INFO L168 Benchmark]: CDTParser took 0.38 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 09:47:20,486 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1883.97 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 957.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:20,488 INFO L168 Benchmark]: Boogie Procedure Inliner took 340.66 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 951.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:20,493 INFO L168 Benchmark]: Boogie Preprocessor took 385.69 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 934.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:20,504 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1883.97 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 957.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 340.66 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 951.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 385.69 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 934.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...