./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0834.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_0834.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 1ba8be438fdf209735f867af41e44939ec8afdc4 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0834.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 1ba8be438fdf209735f867af41e44939ec8afdc4 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:00:24,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:24,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:24,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:24,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:24,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:24,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:24,382 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:24,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:24,391 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:24,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:24,399 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:24,400 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:24,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:24,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:24,414 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:24,418 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:24,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:24,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:24,435 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:24,443 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:24,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:24,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:24,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:24,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:24,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:24,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:24,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:24,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:24,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:24,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:24,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:24,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:24,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:24,481 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:24,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:24,483 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:24,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:24,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:24,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:24,490 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:24,492 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:00:24,535 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:24,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:24,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:24,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:24,541 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:24,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:24,542 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:24,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:00:24,543 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:24,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:24,544 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:24,546 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:24,546 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:24,547 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:24,547 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:24,549 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:24,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:24,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:24,550 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:24,550 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:24,550 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:24,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:24,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:24,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:24,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:24,554 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:00:24,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:00:24,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:24,557 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 -> 1ba8be438fdf209735f867af41e44939ec8afdc4 [2019-11-26 17:00:25,104 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:25,133 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:25,140 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:25,144 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:25,148 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:25,149 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0834.c [2019-11-26 17:00:25,317 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfef29c05/878dde6953cc497aa1f73b089f904eb2/FLAG8223d6ad4 [2019-11-26 17:00:26,371 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:26,376 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0834.c [2019-11-26 17:00:26,393 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfef29c05/878dde6953cc497aa1f73b089f904eb2/FLAG8223d6ad4 [2019-11-26 17:00:26,430 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfef29c05/878dde6953cc497aa1f73b089f904eb2 [2019-11-26 17:00:26,438 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:26,444 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:26,446 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:26,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:26,456 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:26,459 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:26" (1/1) ... [2019-11-26 17:00:26,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7564c1fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:26, skipping insertion in model container [2019-11-26 17:00:26,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:26" (1/1) ... [2019-11-26 17:00:26,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:26,551 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:27,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:27,273 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:27,410 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:27,480 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:27,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:27 WrapperNode [2019-11-26 17:00:27,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:27,483 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:27,483 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:27,486 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:27,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:27" (1/1) ... [2019-11-26 17:00:27,549 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:27" (1/1) ... [2019-11-26 17:00:27,638 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:27,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:27,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:27,641 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:27,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:27" (1/1) ... [2019-11-26 17:00:27,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:27" (1/1) ... [2019-11-26 17:00:27,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:27" (1/1) ... [2019-11-26 17:00:27,687 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:27" (1/1) ... [2019-11-26 17:00:27,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:27" (1/1) ... [2019-11-26 17:00:27,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:27" (1/1) ... [2019-11-26 17:00:27,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:27" (1/1) ... [2019-11-26 17:00:27,763 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:27,774 INFO L168 Benchmark]: Toolchain (without parser) took 1326.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.8 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:27,775 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:27,780 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1036.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.5 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:27,782 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.69 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:27,785 INFO L168 Benchmark]: Boogie Preprocessor took 126.68 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:27,798 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 1036.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.5 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 156.69 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 126.68 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:00:31,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:31,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:31,747 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:31,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:31,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:31,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:31,777 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:31,781 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:31,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:31,788 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:31,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:31,795 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:31,798 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:31,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:31,807 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:31,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:31,812 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:31,816 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:31,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:31,829 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:31,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:31,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:31,839 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:31,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:31,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:31,850 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:31,853 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:31,853 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:31,856 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:31,858 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:31,859 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:31,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:31,863 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:31,866 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:31,868 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:31,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:31,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:31,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:31,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:31,879 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:31,880 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:00:31,917 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:31,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:31,923 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:31,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:31,925 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:31,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:31,925 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:31,926 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:31,928 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:31,928 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:31,929 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:31,930 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:31,930 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:00:31,930 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:00:31,933 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:31,933 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:31,933 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:31,934 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:31,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:31,934 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:31,935 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:31,935 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:31,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:31,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:31,939 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:31,939 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:31,939 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:00:31,939 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:00:31,940 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:31,940 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:00:31,941 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 -> 1ba8be438fdf209735f867af41e44939ec8afdc4 [2019-11-26 17:00:32,526 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:32,553 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:32,559 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:32,564 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:32,567 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:32,569 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0834.c [2019-11-26 17:00:32,721 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe4cb4d2e/d86502dee0b6415cbd67aa40be9f8b2b/FLAG12e9a28d0 [2019-11-26 17:00:33,803 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:33,805 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0834.c [2019-11-26 17:00:33,826 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe4cb4d2e/d86502dee0b6415cbd67aa40be9f8b2b/FLAG12e9a28d0 [2019-11-26 17:00:33,870 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe4cb4d2e/d86502dee0b6415cbd67aa40be9f8b2b [2019-11-26 17:00:33,879 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:33,884 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:33,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:33,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:33,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:33,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:33" (1/1) ... [2019-11-26 17:00:33,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4852b4fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:33, skipping insertion in model container [2019-11-26 17:00:33,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:33" (1/1) ... [2019-11-26 17:00:33,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:33,994 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:34,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:34,660 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:34,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:34,856 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:34,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:34 WrapperNode [2019-11-26 17:00:34,857 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:34,864 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:34,865 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:34,865 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:34,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:34" (1/1) ... [2019-11-26 17:00:34,928 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:34" (1/1) ... [2019-11-26 17:00:35,003 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:35,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:35,005 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:35,005 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:35,028 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:34" (1/1) ... [2019-11-26 17:00:35,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:34" (1/1) ... [2019-11-26 17:00:35,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:34" (1/1) ... [2019-11-26 17:00:35,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:34" (1/1) ... [2019-11-26 17:00:35,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:34" (1/1) ... [2019-11-26 17:00:35,128 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:34" (1/1) ... [2019-11-26 17:00:35,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:34" (1/1) ... [2019-11-26 17:00:35,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:35,166 INFO L168 Benchmark]: Toolchain (without parser) took 1274.69 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 980.0 MB in the end (delta: -19.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:35,167 INFO L168 Benchmark]: CDTParser took 0.36 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 17:00:35,168 INFO L168 Benchmark]: CACSL2BoogieTranslator took 970.95 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 991.4 MB in the end (delta: -31.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:35,171 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.31 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 980.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:35,172 INFO L168 Benchmark]: Boogie Preprocessor took 151.07 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:35,179 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 970.95 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 991.4 MB in the end (delta: -31.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 140.31 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 980.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 151.07 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 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...