./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0681b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_0681b.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 e44540fb45c3e973e92240537908eaa3d281c084 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0681b.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 e44540fb45c3e973e92240537908eaa3d281c084 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:06:11,754 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:11,758 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:11,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:11,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:11,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:11,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:11,803 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:11,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:11,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:11,815 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:11,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:11,820 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:11,823 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:11,826 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:11,828 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:11,832 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:11,834 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:11,839 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:11,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:11,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:11,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:11,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:11,858 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:11,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:11,866 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:11,866 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:11,868 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:11,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:11,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:11,872 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:11,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:11,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:11,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:11,877 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:11,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:11,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:11,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:11,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:11,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:11,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:11,886 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:06:11,914 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:11,916 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:11,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:11,919 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:11,919 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:11,919 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:11,922 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:11,922 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:06:11,922 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:11,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:11,923 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:11,924 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:11,924 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:11,924 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:11,925 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:11,925 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:11,925 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:11,927 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:11,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:11,927 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:11,927 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:11,928 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:11,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:11,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:11,930 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:11,930 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:11,930 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:06:11,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:06:11,931 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:11,931 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 -> e44540fb45c3e973e92240537908eaa3d281c084 [2019-11-24 21:06:12,422 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:12,440 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:12,444 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:12,449 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:12,451 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:12,452 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0681b.c [2019-11-24 21:06:12,565 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2b09c0ff/939d6d68ff6a4991a7865f378ef2003b/FLAG295239c51 [2019-11-24 21:06:13,344 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:13,345 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0681b.c [2019-11-24 21:06:13,360 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2b09c0ff/939d6d68ff6a4991a7865f378ef2003b/FLAG295239c51 [2019-11-24 21:06:13,584 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2b09c0ff/939d6d68ff6a4991a7865f378ef2003b [2019-11-24 21:06:13,590 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:13,592 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:13,601 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:13,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:13,606 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:13,609 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:13" (1/1) ... [2019-11-24 21:06:13,612 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182ffbb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:13, skipping insertion in model container [2019-11-24 21:06:13,612 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:13" (1/1) ... [2019-11-24 21:06:13,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:13,687 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:14,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:14,168 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:14,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:14,303 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:14,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:14 WrapperNode [2019-11-24 21:06:14,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:14,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:14,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:14,306 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:14,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:14" (1/1) ... [2019-11-24 21:06:14,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:14" (1/1) ... [2019-11-24 21:06:14,430 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:14,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:14,431 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:14,431 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:14,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:14" (1/1) ... [2019-11-24 21:06:14,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:14" (1/1) ... [2019-11-24 21:06:14,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:14" (1/1) ... [2019-11-24 21:06:14,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:14" (1/1) ... [2019-11-24 21:06:14,500 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:14" (1/1) ... [2019-11-24 21:06:14,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:14" (1/1) ... [2019-11-24 21:06:14,528 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:14" (1/1) ... [2019-11-24 21:06:14,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:14,559 INFO L168 Benchmark]: Toolchain (without parser) took 963.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.6 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:14,563 INFO L168 Benchmark]: CDTParser took 0.64 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. [2019-11-24 21:06:14,566 INFO L168 Benchmark]: CACSL2BoogieTranslator took 704.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.3 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:14,567 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.59 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:14,568 INFO L168 Benchmark]: Boogie Preprocessor took 122.03 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:14,574 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 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 704.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.3 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 124.59 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 122.03 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 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 0.1.24-32f2683 [2019-11-24 21:06:17,354 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:17,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:17,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:17,375 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:17,387 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:17,392 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:17,403 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:17,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:17,414 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:17,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:17,421 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:17,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:17,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:17,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:17,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:17,436 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:17,437 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:17,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:17,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:17,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:17,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:17,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:17,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:17,467 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:17,468 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:17,468 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:17,472 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:17,472 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:17,473 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:17,475 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:17,475 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:17,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:17,480 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:17,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:17,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:17,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:17,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:17,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:17,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:17,490 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:17,492 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:06:17,523 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:17,523 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:17,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:17,528 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:17,528 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:17,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:17,529 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:17,529 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:17,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:17,532 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:17,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:17,533 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:17,533 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:17,534 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:06:17,534 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:06:17,534 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:17,534 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:17,535 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:17,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:17,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:17,537 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:17,537 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:17,537 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:17,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:17,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:17,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:17,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:17,538 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:06:17,540 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:06:17,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:17,541 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:06:17,541 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 -> e44540fb45c3e973e92240537908eaa3d281c084 [2019-11-24 21:06:18,033 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:18,049 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:18,055 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:18,060 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:18,061 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:18,062 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0681b.c [2019-11-24 21:06:18,167 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/654885e48/b81d39a09f5e41018e7dfcfa984f4aca/FLAG3c61c898c [2019-11-24 21:06:18,946 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:18,949 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0681b.c [2019-11-24 21:06:18,967 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/654885e48/b81d39a09f5e41018e7dfcfa984f4aca/FLAG3c61c898c [2019-11-24 21:06:19,215 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/654885e48/b81d39a09f5e41018e7dfcfa984f4aca [2019-11-24 21:06:19,218 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:19,219 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:19,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:19,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:19,234 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:19,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:19" (1/1) ... [2019-11-24 21:06:19,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7edcae6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:19, skipping insertion in model container [2019-11-24 21:06:19,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:19" (1/1) ... [2019-11-24 21:06:19,247 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:19,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:19,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:19,883 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:20,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:20,098 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:20,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20 WrapperNode [2019-11-24 21:06:20,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:20,100 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:20,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:20,102 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:20,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,161 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:20,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:20,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:20,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:20,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,284 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,327 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,360 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,395 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:20,401 INFO L168 Benchmark]: Toolchain (without parser) took 1177.98 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 974.2 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:20,402 INFO L168 Benchmark]: CDTParser took 2.73 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. [2019-11-24 21:06:20,404 INFO L168 Benchmark]: CACSL2BoogieTranslator took 869.36 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 980.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:20,408 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.55 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:20,409 INFO L168 Benchmark]: Boogie Preprocessor took 147.41 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:20,417 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.73 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 869.36 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 980.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 147.55 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 147.41 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 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...