./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1011a.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_1011a.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 887f0640b1b5afa2d39789f5b16e950cef616033 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1011a.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 887f0640b1b5afa2d39789f5b16e950cef616033 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:47:52,716 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:52,721 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:52,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:52,745 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:52,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:52,750 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:52,764 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:52,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:52,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:52,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:52,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:52,780 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:52,781 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:52,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:52,788 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:52,789 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:52,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:52,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:52,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:52,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:52,810 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:52,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:52,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:52,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:52,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:52,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:52,823 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:52,824 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:52,825 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:52,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:52,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:52,829 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:52,835 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:52,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:52,836 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:52,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:52,837 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:52,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:52,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:52,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:52,843 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:47:52,870 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:52,870 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:52,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:52,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:52,876 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:52,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:52,876 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:52,877 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:47:52,877 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:52,877 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:52,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:52,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:52,880 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:52,880 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:52,881 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:52,881 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:52,881 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:52,881 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:52,883 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:52,883 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:52,883 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:52,883 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:52,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:52,884 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:52,885 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:52,885 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:47:52,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:47:52,885 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:52,887 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 -> 887f0640b1b5afa2d39789f5b16e950cef616033 [2019-11-27 09:47:53,336 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:53,356 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:53,361 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:53,365 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:53,366 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:53,370 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1011a.c [2019-11-27 09:47:53,472 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c679cd7a/149525b5329048359e98230eced072fc/FLAG3f58379b6 [2019-11-27 09:47:54,158 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:54,160 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1011a.c [2019-11-27 09:47:54,170 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c679cd7a/149525b5329048359e98230eced072fc/FLAG3f58379b6 [2019-11-27 09:47:54,511 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c679cd7a/149525b5329048359e98230eced072fc [2019-11-27 09:47:54,516 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:54,519 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:54,524 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:54,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:54,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:54,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:54" (1/1) ... [2019-11-27 09:47:54,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:54, skipping insertion in model container [2019-11-27 09:47:54,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:54" (1/1) ... [2019-11-27 09:47:54,554 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:54,590 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:54,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:54,897 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:54,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:55,019 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:55,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:55 WrapperNode [2019-11-27 09:47:55,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:55,027 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:55,028 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:55,028 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:55,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:55" (1/1) ... [2019-11-27 09:47:55,045 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:55" (1/1) ... [2019-11-27 09:47:55,099 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:55,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:55,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:55,102 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:55,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:55" (1/1) ... [2019-11-27 09:47:55,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:55" (1/1) ... [2019-11-27 09:47:55,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:55" (1/1) ... [2019-11-27 09:47:55,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:55" (1/1) ... [2019-11-27 09:47:55,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:55" (1/1) ... [2019-11-27 09:47:55,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:55" (1/1) ... [2019-11-27 09:47:55,154 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:55" (1/1) ... [2019-11-27 09:47:55,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:55,167 INFO L168 Benchmark]: Toolchain (without parser) took 644.70 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 989.8 MB in the end (delta: -28.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:55,168 INFO L168 Benchmark]: CDTParser took 0.30 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 09:47:55,183 INFO L168 Benchmark]: CACSL2BoogieTranslator took 497.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:55,184 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.09 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:55,185 INFO L168 Benchmark]: Boogie Preprocessor took 58.82 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 989.8 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:55,192 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 497.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 73.09 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 58.82 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 989.8 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 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 09:47:57,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:57,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:57,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:57,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:57,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:57,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:57,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:57,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:57,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:57,904 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:57,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:57,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:57,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:57,916 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:57,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:57,921 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:57,922 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:57,924 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:57,930 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:57,935 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:57,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:57,942 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:57,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:57,949 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:57,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:57,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:57,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:57,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:57,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:57,957 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:57,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:57,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:57,961 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:57,962 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:57,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:57,964 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:57,964 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:57,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:57,967 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:57,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:57,971 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:47:58,012 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:58,013 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:58,014 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:58,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:58,015 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:58,018 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:58,018 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:58,018 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:58,018 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:58,019 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:58,019 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:58,020 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:58,020 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:47:58,020 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:47:58,021 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:58,021 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:58,021 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:58,023 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:58,023 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:58,023 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:58,023 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:58,024 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:58,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:58,024 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:58,024 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:58,024 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:58,026 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:47:58,026 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:47:58,026 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:58,026 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:47:58,027 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 -> 887f0640b1b5afa2d39789f5b16e950cef616033 [2019-11-27 09:47:58,385 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:58,401 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:58,406 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:58,413 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:58,415 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:58,419 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1011a.c [2019-11-27 09:47:58,525 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7618df7ad/2308a0de975e46cfa072fbe2a35ffd09/FLAG6b901cb42 [2019-11-27 09:47:59,222 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:59,225 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1011a.c [2019-11-27 09:47:59,235 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7618df7ad/2308a0de975e46cfa072fbe2a35ffd09/FLAG6b901cb42 [2019-11-27 09:47:59,539 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7618df7ad/2308a0de975e46cfa072fbe2a35ffd09 [2019-11-27 09:47:59,546 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:59,551 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:59,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:59,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:59,563 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:59,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:59" (1/1) ... [2019-11-27 09:47:59,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28674ab1 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 09:47:59,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:59" (1/1) ... [2019-11-27 09:47:59,583 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:59,614 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:59,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:59,926 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:59,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:00,096 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:00,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:00 WrapperNode [2019-11-27 09:48:00,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:00,098 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:00,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:00,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:00,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:00" (1/1) ... [2019-11-27 09:48:00,148 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:00" (1/1) ... [2019-11-27 09:48:00,177 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:00,178 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:00,178 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:00,178 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:00,185 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:00" (1/1) ... [2019-11-27 09:48:00,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:00" (1/1) ... [2019-11-27 09:48:00,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:00" (1/1) ... [2019-11-27 09:48:00,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:00" (1/1) ... [2019-11-27 09:48:00,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:00" (1/1) ... [2019-11-27 09:48:00,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:00" (1/1) ... [2019-11-27 09:48:00,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:00" (1/1) ... [2019-11-27 09:48:00,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:00,244 INFO L168 Benchmark]: Toolchain (without parser) took 690.13 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 985.5 MB in the end (delta: -25.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:00,245 INFO L168 Benchmark]: CDTParser took 0.27 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 09:48:00,251 INFO L168 Benchmark]: CACSL2BoogieTranslator took 543.79 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 991.2 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:00,253 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.13 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 09:48:00,254 INFO L168 Benchmark]: Boogie Preprocessor took 61.66 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 09:48:00,265 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 543.79 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 991.2 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 79.13 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 61.66 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...