./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0260.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_0260.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 f4df82ea580918989808f581f8b270f0b85e6120 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0260.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 f4df82ea580918989808f581f8b270f0b85e6120 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:52:07,219 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:07,224 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:07,252 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:07,254 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:07,257 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:07,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:07,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:07,289 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:07,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:07,299 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:07,303 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:07,305 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:07,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:07,313 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:07,319 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:07,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:07,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:07,335 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:07,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:07,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:07,355 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:07,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:07,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:07,374 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:07,374 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:07,374 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:07,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:07,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:07,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:07,385 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:07,386 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:07,387 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:07,391 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:07,394 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:07,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:07,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:07,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:07,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:07,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:07,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:07,410 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:52:07,450 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:07,451 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:07,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:07,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:07,458 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:07,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:07,459 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:07,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:52:07,462 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:07,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:07,463 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:07,464 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:07,464 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:07,465 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:07,465 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:07,467 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:07,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:07,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:07,468 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:07,468 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:07,470 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:07,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:07,470 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:07,471 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:07,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:07,473 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:52:07,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:52:07,474 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:07,474 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 -> f4df82ea580918989808f581f8b270f0b85e6120 [2019-11-25 22:52:08,045 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:08,074 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:08,081 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:08,084 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:08,086 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:08,090 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0260.c [2019-11-25 22:52:08,248 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/404882d1b/21cbb2afd12b484faa0b310f397f1651/FLAG6ad16ecee [2019-11-25 22:52:09,357 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:09,358 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0260.c [2019-11-25 22:52:09,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/404882d1b/21cbb2afd12b484faa0b310f397f1651/FLAG6ad16ecee [2019-11-25 22:52:09,416 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/404882d1b/21cbb2afd12b484faa0b310f397f1651 [2019-11-25 22:52:09,423 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:09,425 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:09,434 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:09,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:09,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:09,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:09" (1/1) ... [2019-11-25 22:52:09,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f35d551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:09, skipping insertion in model container [2019-11-25 22:52:09,455 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:09" (1/1) ... [2019-11-25 22:52:09,469 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:09,554 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:10,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:10,228 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:10,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:10,413 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:10,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:10 WrapperNode [2019-11-25 22:52:10,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:10,416 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:10,417 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:10,417 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:10,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:10" (1/1) ... [2019-11-25 22:52:10,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:10" (1/1) ... [2019-11-25 22:52:10,570 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:10,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:10,571 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:10,571 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:10,584 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:10" (1/1) ... [2019-11-25 22:52:10,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:10" (1/1) ... [2019-11-25 22:52:10,604 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:10" (1/1) ... [2019-11-25 22:52:10,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:10" (1/1) ... [2019-11-25 22:52:10,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:10" (1/1) ... [2019-11-25 22:52:10,670 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:10" (1/1) ... [2019-11-25 22:52:10,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:10" (1/1) ... [2019-11-25 22:52:10,685 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:10,708 INFO L168 Benchmark]: Toolchain (without parser) took 1265.43 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 984.2 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:10,711 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-25 22:52:10,714 INFO L168 Benchmark]: CACSL2BoogieTranslator took 981.55 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 991.4 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:10,718 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.31 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 984.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:10,721 INFO L168 Benchmark]: Boogie Preprocessor took 116.71 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:10,730 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 981.55 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 991.4 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 154.31 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 984.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 116.71 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 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 0.1.24-65d6cd2 [2019-11-25 22:52:14,546 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:14,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:14,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:14,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:14,600 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:14,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:14,623 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:14,627 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:14,634 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:14,635 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:14,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:14,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:14,650 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:14,653 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:14,657 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:14,661 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:14,665 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:14,669 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:14,682 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:14,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:14,694 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:14,698 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:14,703 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:14,711 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:14,712 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:14,712 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:14,717 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:14,718 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:14,719 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:14,721 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:14,722 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:14,723 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:14,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:14,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:14,734 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:14,735 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:14,736 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:14,736 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:14,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:14,740 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:14,745 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:52:14,786 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:14,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:14,792 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:14,794 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:14,794 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:14,795 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:14,796 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:14,797 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:14,797 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:14,797 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:14,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:14,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:14,802 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:52:14,803 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:52:14,803 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:14,804 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:14,804 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:14,804 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:14,804 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:14,805 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:14,807 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:14,807 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:14,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:14,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:14,808 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:14,808 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:14,810 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:52:14,810 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:52:14,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:14,811 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:52:14,814 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 -> f4df82ea580918989808f581f8b270f0b85e6120 [2019-11-25 22:52:15,472 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:15,503 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:15,510 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:15,515 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:15,518 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:15,520 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0260.c [2019-11-25 22:52:15,686 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2eebe4e87/001ace3c756c4419a44bdae778425752/FLAG8e24de384 [2019-11-25 22:52:16,785 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:16,786 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0260.c [2019-11-25 22:52:16,809 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2eebe4e87/001ace3c756c4419a44bdae778425752/FLAG8e24de384 [2019-11-25 22:52:16,845 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2eebe4e87/001ace3c756c4419a44bdae778425752 [2019-11-25 22:52:16,857 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:16,859 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:16,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:16,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:16,872 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:16,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:16" (1/1) ... [2019-11-25 22:52:16,885 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f35d551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:16, skipping insertion in model container [2019-11-25 22:52:16,885 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:16" (1/1) ... [2019-11-25 22:52:16,904 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:16,984 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:17,714 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:17,746 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:17,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:17,985 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:17,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:17 WrapperNode [2019-11-25 22:52:17,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:17,994 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:17,995 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:17,995 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:18,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:17" (1/1) ... [2019-11-25 22:52:18,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:17" (1/1) ... [2019-11-25 22:52:18,161 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:18,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:18,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:18,164 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:18,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:17" (1/1) ... [2019-11-25 22:52:18,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:17" (1/1) ... [2019-11-25 22:52:18,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:17" (1/1) ... [2019-11-25 22:52:18,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:17" (1/1) ... [2019-11-25 22:52:18,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:17" (1/1) ... [2019-11-25 22:52:18,268 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:17" (1/1) ... [2019-11-25 22:52:18,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:17" (1/1) ... [2019-11-25 22:52:18,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:18,298 INFO L168 Benchmark]: Toolchain (without parser) took 1435.28 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 985.5 MB in the end (delta: -18.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:18,299 INFO L168 Benchmark]: CDTParser took 0.44 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. [2019-11-25 22:52:18,304 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1123.93 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 991.3 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:18,305 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.12 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:18,307 INFO L168 Benchmark]: Boogie Preprocessor took 128.62 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:18,329 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 1123.93 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 991.3 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 168.12 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 128.62 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 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...