./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0971.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0971.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 6017db04fd0c3d76a17184976602c114f74dffa4 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0971.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 6017db04fd0c3d76a17184976602c114f74dffa4 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:47:50,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:50,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:50,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:50,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:50,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:50,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:50,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:50,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:50,268 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:50,271 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:50,275 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:50,279 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:50,284 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:50,287 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:50,292 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:50,294 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:50,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:50,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:50,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:50,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:50,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:50,330 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:50,334 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:50,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:50,343 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:50,343 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:50,347 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:50,347 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:50,351 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:50,351 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:50,352 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:50,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:50,357 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:50,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:50,362 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:50,363 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:50,363 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:50,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:50,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:50,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:50,370 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:47:50,410 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:50,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:50,416 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:50,417 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:50,417 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:50,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:50,418 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:50,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:47:50,419 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:50,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:50,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:50,423 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:50,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:50,424 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:50,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:50,425 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:50,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:50,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:50,426 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:50,428 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:50,428 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:50,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:50,429 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:50,429 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:50,429 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:50,431 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:47:50,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:47:50,431 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:50,432 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 -> 6017db04fd0c3d76a17184976602c114f74dffa4 [2019-11-27 09:47:51,055 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:51,084 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:51,092 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:51,098 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:51,098 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:51,099 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0971.c [2019-11-27 09:47:51,260 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d4c6ee9e/bb48ec694ae74b13bce6c1e17c3c0293/FLAG65322b7f8 [2019-11-27 09:47:52,361 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:52,366 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0971.c [2019-11-27 09:47:52,387 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d4c6ee9e/bb48ec694ae74b13bce6c1e17c3c0293/FLAG65322b7f8 [2019-11-27 09:47:52,427 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d4c6ee9e/bb48ec694ae74b13bce6c1e17c3c0293 [2019-11-27 09:47:52,437 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:52,439 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:52,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:52,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:52,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:52,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:52" (1/1) ... [2019-11-27 09:47:52,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57c99d16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:52, skipping insertion in model container [2019-11-27 09:47:52,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:52" (1/1) ... [2019-11-27 09:47:52,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:52,552 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:53,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:53,124 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:53,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:53,404 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:53,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:53 WrapperNode [2019-11-27 09:47:53,407 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:53,409 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:53,410 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:53,411 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:53,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:53" (1/1) ... [2019-11-27 09:47:53,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:53" (1/1) ... [2019-11-27 09:47:53,553 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:53,558 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:53,561 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:53,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:53,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:53" (1/1) ... [2019-11-27 09:47:53,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:53" (1/1) ... [2019-11-27 09:47:53,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:53" (1/1) ... [2019-11-27 09:47:53,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:53" (1/1) ... [2019-11-27 09:47:53,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:53" (1/1) ... [2019-11-27 09:47:53,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:53" (1/1) ... [2019-11-27 09:47:53,657 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:53" (1/1) ... [2019-11-27 09:47:53,667 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:53,676 INFO L168 Benchmark]: Toolchain (without parser) took 1234.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.5 MB in the end (delta: -18.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:53,678 INFO L168 Benchmark]: CDTParser took 1.37 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 09:47:53,680 INFO L168 Benchmark]: CACSL2BoogieTranslator took 966.17 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 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:53,697 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.24 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 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. [2019-11-27 09:47:53,698 INFO L168 Benchmark]: Boogie Preprocessor took 112.71 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. [2019-11-27 09:47:53,709 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.37 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 966.17 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 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 148.24 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 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 112.71 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:47:57,549 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:57,554 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:57,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:57,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:57,604 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:57,606 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:57,624 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:57,629 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:57,634 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:57,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:57,644 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:57,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:57,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:57,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:57,658 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:57,662 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:57,668 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:57,671 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:57,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:57,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:57,693 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:57,698 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:57,700 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:57,708 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:57,710 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:57,710 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:57,715 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:57,715 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:57,718 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:57,718 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:57,721 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:57,723 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:57,727 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:57,729 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:57,730 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:57,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:57,734 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:57,734 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:57,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:57,742 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:57,744 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:47:57,784 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:57,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:57,790 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:57,791 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:57,791 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:57,791 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:57,794 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:57,794 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:57,794 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:57,795 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:57,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:57,796 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:57,797 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:47:57,799 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:47:57,800 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:57,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:57,800 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:57,800 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:57,801 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:57,804 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:57,804 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:57,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:57,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:57,805 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:57,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:57,806 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:57,806 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:47:57,806 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:47:57,809 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:57,809 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:47:57,810 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 -> 6017db04fd0c3d76a17184976602c114f74dffa4 [2019-11-27 09:47:58,415 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:58,448 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:58,452 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:58,459 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:58,463 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:58,465 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0971.c [2019-11-27 09:47:58,625 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44ac293c1/fd9e323374044d09aa7d19b19dd7ff91/FLAG92727f094 [2019-11-27 09:47:59,700 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:59,708 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0971.c [2019-11-27 09:47:59,729 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44ac293c1/fd9e323374044d09aa7d19b19dd7ff91/FLAG92727f094 [2019-11-27 09:47:59,908 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44ac293c1/fd9e323374044d09aa7d19b19dd7ff91 [2019-11-27 09:47:59,919 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:59,924 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:59,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:59,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:59,936 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:59,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:59" (1/1) ... [2019-11-27 09:47:59,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:59, skipping insertion in model container [2019-11-27 09:47:59,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:59" (1/1) ... [2019-11-27 09:47:59,967 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:00,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:00,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:00,774 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:00,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:01,009 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:01,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:01 WrapperNode [2019-11-27 09:48:01,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:01,015 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:01,015 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:01,016 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:01,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:01" (1/1) ... [2019-11-27 09:48:01,092 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:01" (1/1) ... [2019-11-27 09:48:01,186 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:01,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:01,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:01,193 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:01,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:01" (1/1) ... [2019-11-27 09:48:01,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:01" (1/1) ... [2019-11-27 09:48:01,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:01" (1/1) ... [2019-11-27 09:48:01,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:01" (1/1) ... [2019-11-27 09:48:01,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:01" (1/1) ... [2019-11-27 09:48:01,319 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:01" (1/1) ... [2019-11-27 09:48:01,328 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:01" (1/1) ... [2019-11-27 09:48:01,348 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:01,357 INFO L168 Benchmark]: Toolchain (without parser) took 1430.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:01,359 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:01,364 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1083.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 990.0 MB in the end (delta: -28.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:01,366 INFO L168 Benchmark]: Boogie Procedure Inliner took 174.71 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:01,368 INFO L168 Benchmark]: Boogie Preprocessor took 158.04 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 09:48:01,378 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1083.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 990.0 MB in the end (delta: -28.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 174.71 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 158.04 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...