./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0681a.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/double_req_bl_0681a.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 42a2b09bf764c955809dc95e1d3b096fa07a0419 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/double_req_bl_0681a.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 42a2b09bf764c955809dc95e1d3b096fa07a0419 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:46:20,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:46:20,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:46:20,436 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:46:20,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:46:20,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:46:20,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:46:20,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:46:20,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:46:20,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:46:20,484 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:46:20,487 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:46:20,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:46:20,497 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:46:20,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:46:20,505 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:46:20,511 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:46:20,514 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:46:20,520 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:46:20,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:46:20,537 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:46:20,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:46:20,546 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:46:20,551 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:46:20,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:46:20,563 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:46:20,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:46:20,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:46:20,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:46:20,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:46:20,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:46:20,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:46:20,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:46:20,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:46:20,582 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:46:20,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:46:20,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:46:20,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:46:20,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:46:20,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:46:20,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:46:20,597 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:46:20,639 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:46:20,642 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:46:20,645 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:46:20,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:46:20,647 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:46:20,649 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:46:20,649 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:46:20,650 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:46:20,650 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:46:20,650 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:46:20,653 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:46:20,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:46:20,654 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:46:20,655 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:46:20,655 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:46:20,658 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:46:20,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:46:20,659 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:46:20,659 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:46:20,659 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:46:20,659 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:46:20,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:46:20,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:46:20,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:46:20,663 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:46:20,664 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:46:20,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:46:20,664 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:46:20,665 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 -> 42a2b09bf764c955809dc95e1d3b096fa07a0419 [2019-11-27 09:46:21,311 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:46:21,341 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:46:21,349 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:46:21,355 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:46:21,356 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:46:21,357 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0681a.c [2019-11-27 09:46:21,524 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6ac09a8b/a039faa89e664a64a5ed3796420bb506/FLAGc48c61990 [2019-11-27 09:46:22,639 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:46:22,642 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0681a.c [2019-11-27 09:46:22,668 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6ac09a8b/a039faa89e664a64a5ed3796420bb506/FLAGc48c61990 [2019-11-27 09:46:22,709 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6ac09a8b/a039faa89e664a64a5ed3796420bb506 [2019-11-27 09:46:22,719 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:46:22,721 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:46:22,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:22,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:46:22,735 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:46:22,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:22" (1/1) ... [2019-11-27 09:46:22,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@153821d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:22, skipping insertion in model container [2019-11-27 09:46:22,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:22" (1/1) ... [2019-11-27 09:46:22,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:46:22,850 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:46:23,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:23,607 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:46:23,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:23,838 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:46:23,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:23 WrapperNode [2019-11-27 09:46:23,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:23,842 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:23,843 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:46:23,843 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:46:23,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:23" (1/1) ... [2019-11-27 09:46:23,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:23" (1/1) ... [2019-11-27 09:46:24,018 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:24,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:46:24,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:46:24,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:46:24,035 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:23" (1/1) ... [2019-11-27 09:46:24,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:23" (1/1) ... [2019-11-27 09:46:24,060 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:23" (1/1) ... [2019-11-27 09:46:24,063 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:23" (1/1) ... [2019-11-27 09:46:24,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:23" (1/1) ... [2019-11-27 09:46:24,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:23" (1/1) ... [2019-11-27 09:46:24,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:23" (1/1) ... [2019-11-27 09:46:24,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:46:24,215 INFO L168 Benchmark]: Toolchain (without parser) took 1492.59 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 978.5 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:24,216 INFO L168 Benchmark]: CDTParser took 1.27 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:24,225 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1115.42 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). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:24,227 INFO L168 Benchmark]: Boogie Procedure Inliner took 178.58 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. [2019-11-27 09:46:24,231 INFO L168 Benchmark]: Boogie Preprocessor took 189.41 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:24,244 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.27 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 1115.42 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). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 178.58 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. * Boogie Preprocessor took 189.41 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:46:28,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:46:28,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:46:28,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:46:28,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:46:28,195 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:46:28,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:46:28,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:46:28,224 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:46:28,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:46:28,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:46:28,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:46:28,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:46:28,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:46:28,249 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:46:28,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:46:28,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:46:28,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:46:28,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:46:28,277 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:46:28,285 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:46:28,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:46:28,294 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:46:28,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:46:28,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:46:28,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:46:28,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:46:28,314 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:46:28,315 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:46:28,316 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:46:28,319 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:46:28,320 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:46:28,321 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:46:28,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:46:28,327 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:46:28,330 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:46:28,331 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:46:28,333 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:46:28,333 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:46:28,339 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:46:28,341 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:46:28,345 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:46:28,389 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:46:28,390 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:46:28,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:46:28,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:46:28,397 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:46:28,398 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:46:28,398 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:46:28,398 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:46:28,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:46:28,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:46:28,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:46:28,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:46:28,403 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:46:28,404 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:46:28,406 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:46:28,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:46:28,407 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:46:28,407 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:46:28,410 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:46:28,410 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:46:28,411 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:46:28,411 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:46:28,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:46:28,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:46:28,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:46:28,412 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:46:28,413 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:46:28,415 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:46:28,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:46:28,416 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:46:28,417 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 -> 42a2b09bf764c955809dc95e1d3b096fa07a0419 [2019-11-27 09:46:29,076 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:46:29,103 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:46:29,111 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:46:29,115 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:46:29,118 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:46:29,120 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0681a.c [2019-11-27 09:46:29,283 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98dabf132/5158b8f4471a45179bbc46e8e1b6a698/FLAG0edb60a4a [2019-11-27 09:46:30,427 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:46:30,430 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0681a.c [2019-11-27 09:46:30,458 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98dabf132/5158b8f4471a45179bbc46e8e1b6a698/FLAG0edb60a4a [2019-11-27 09:46:30,496 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98dabf132/5158b8f4471a45179bbc46e8e1b6a698 [2019-11-27 09:46:30,505 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:46:30,512 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:46:30,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:30,515 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:46:30,524 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:46:30,525 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:30" (1/1) ... [2019-11-27 09:46:30,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc5d2ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:30, skipping insertion in model container [2019-11-27 09:46:30,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:30" (1/1) ... [2019-11-27 09:46:30,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:46:30,637 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:46:31,342 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:31,363 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:46:31,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:31,654 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:46:31,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:31 WrapperNode [2019-11-27 09:46:31,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:31,657 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:31,657 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:46:31,658 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:46:31,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:31" (1/1) ... [2019-11-27 09:46:31,736 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:31" (1/1) ... [2019-11-27 09:46:31,851 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:31,852 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:46:31,852 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:46:31,852 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:46:31,867 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:31" (1/1) ... [2019-11-27 09:46:31,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:31" (1/1) ... [2019-11-27 09:46:31,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:31" (1/1) ... [2019-11-27 09:46:31,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:31" (1/1) ... [2019-11-27 09:46:31,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:31" (1/1) ... [2019-11-27 09:46:32,005 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:31" (1/1) ... [2019-11-27 09:46:32,020 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:31" (1/1) ... [2019-11-27 09:46:32,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:46:32,058 INFO L168 Benchmark]: Toolchain (without parser) took 1540.24 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 972.8 MB in the end (delta: -5.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:32,059 INFO L168 Benchmark]: CDTParser took 1.85 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:32,060 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1142.29 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). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:32,062 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.24 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:32,064 INFO L168 Benchmark]: Boogie Preprocessor took 193.16 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:32,077 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.85 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 1142.29 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). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 194.24 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.16 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...