./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1092c.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_1092c.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 515d13351b6efee56e7d1331680e6aaafc770d9e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1092c.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 515d13351b6efee56e7d1331680e6aaafc770d9e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:09:53,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:09:53,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:09:53,091 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:09:53,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:09:53,097 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:09:53,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:09:53,118 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:09:53,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:09:53,127 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:09:53,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:09:53,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:09:53,136 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:09:53,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:09:53,145 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:09:53,147 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:09:53,151 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:09:53,154 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:09:53,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:09:53,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:09:53,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:09:53,181 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:09:53,186 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:09:53,188 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:09:53,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:09:53,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:09:53,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:09:53,201 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:09:53,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:09:53,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:09:53,206 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:09:53,207 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:09:53,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:09:53,213 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:09:53,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:09:53,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:09:53,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:09:53,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:09:53,220 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:09:53,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:09:53,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:09:53,229 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:09:53,266 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:09:53,267 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:09:53,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:09:53,273 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:09:53,273 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:09:53,275 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:09:53,277 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:09:53,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:09:53,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:09:53,278 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:09:53,279 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:09:53,279 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:09:53,280 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:09:53,282 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:09:53,282 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:09:53,283 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:09:53,283 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:09:53,283 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:09:53,284 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:09:53,284 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:09:53,284 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:09:53,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:09:53,287 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:09:53,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:09:53,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:09:53,289 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:09:53,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:09:53,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:09:53,290 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 -> 515d13351b6efee56e7d1331680e6aaafc770d9e [2019-11-27 16:09:53,867 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:09:53,897 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:09:53,903 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:09:53,908 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:09:53,909 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:09:53,911 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1092c.c [2019-11-27 16:09:54,064 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc46692bb/611342b781e54f54a1cf67813aee5d39/FLAG336bf0799 [2019-11-27 16:09:55,029 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:09:55,032 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1092c.c [2019-11-27 16:09:55,052 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc46692bb/611342b781e54f54a1cf67813aee5d39/FLAG336bf0799 [2019-11-27 16:09:55,199 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc46692bb/611342b781e54f54a1cf67813aee5d39 [2019-11-27 16:09:55,207 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:09:55,211 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:09:55,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:55,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:09:55,223 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:09:55,228 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:55" (1/1) ... [2019-11-27 16:09:55,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@668d757e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:55, skipping insertion in model container [2019-11-27 16:09:55,235 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:55" (1/1) ... [2019-11-27 16:09:55,255 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:09:55,310 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:09:55,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:55,763 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:09:55,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:55,952 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:09:55,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:55 WrapperNode [2019-11-27 16:09:55,954 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:55,961 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:55,962 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:09:55,962 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:09:55,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:55" (1/1) ... [2019-11-27 16:09:56,022 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:55" (1/1) ... [2019-11-27 16:09:56,076 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:56,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:09:56,079 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:09:56,079 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:09:56,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:55" (1/1) ... [2019-11-27 16:09:56,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:55" (1/1) ... [2019-11-27 16:09:56,096 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:55" (1/1) ... [2019-11-27 16:09:56,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:55" (1/1) ... [2019-11-27 16:09:56,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:55" (1/1) ... [2019-11-27 16:09:56,142 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:55" (1/1) ... [2019-11-27 16:09:56,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:55" (1/1) ... [2019-11-27 16:09:56,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:09:56,175 INFO L168 Benchmark]: Toolchain (without parser) took 944.56 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 991.3 MB in the end (delta: -29.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:56,176 INFO L168 Benchmark]: CDTParser took 1.81 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 16:09:56,178 INFO L168 Benchmark]: CACSL2BoogieTranslator took 739.90 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 991.3 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:56,184 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.54 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:56,187 INFO L168 Benchmark]: Boogie Preprocessor took 74.03 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:56,192 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.81 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 739.90 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 991.3 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 116.54 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 74.03 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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 0.1.24-509859d [2019-11-27 16:10:00,012 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:10:00,018 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:10:00,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:10:00,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:10:00,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:10:00,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:10:00,074 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:10:00,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:10:00,082 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:10:00,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:10:00,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:10:00,090 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:10:00,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:10:00,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:10:00,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:10:00,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:10:00,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:10:00,117 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:10:00,123 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:10:00,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:10:00,134 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:10:00,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:10:00,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:10:00,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:10:00,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:10:00,152 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:10:00,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:10:00,156 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:10:00,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:10:00,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:10:00,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:10:00,165 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:10:00,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:10:00,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:10:00,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:10:00,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:10:00,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:10:00,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:10:00,178 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:10:00,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:10:00,182 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:10:00,219 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:10:00,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:10:00,227 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:10:00,228 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:10:00,228 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:10:00,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:10:00,232 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:10:00,232 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:10:00,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:10:00,233 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:10:00,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:10:00,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:10:00,235 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:10:00,235 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:10:00,235 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:10:00,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:10:00,236 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:10:00,236 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:10:00,237 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:10:00,240 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:10:00,240 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:10:00,240 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:10:00,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:10:00,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:10:00,242 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:10:00,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:10:00,243 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:10:00,243 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:10:00,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:10:00,244 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:10:00,246 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 -> 515d13351b6efee56e7d1331680e6aaafc770d9e [2019-11-27 16:10:00,899 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:10:00,927 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:10:00,935 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:10:00,940 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:10:00,943 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:10:00,945 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1092c.c [2019-11-27 16:10:01,097 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d80c8efdd/c4effe066bdb494491597b5fc72a1fd9/FLAG4b14b2b22 [2019-11-27 16:10:02,125 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:10:02,130 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1092c.c [2019-11-27 16:10:02,144 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d80c8efdd/c4effe066bdb494491597b5fc72a1fd9/FLAG4b14b2b22 [2019-11-27 16:10:02,380 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d80c8efdd/c4effe066bdb494491597b5fc72a1fd9 [2019-11-27 16:10:02,391 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:10:02,396 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:10:02,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:02,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:10:02,406 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:10:02,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:02" (1/1) ... [2019-11-27 16:10:02,419 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 04:10:02, skipping insertion in model container [2019-11-27 16:10:02,419 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:02" (1/1) ... [2019-11-27 16:10:02,440 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:10:02,495 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:10:02,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:03,011 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:10:03,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:03,292 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:10:03,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:03 WrapperNode [2019-11-27 16:10:03,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:03,297 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:03,297 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:10:03,297 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:10:03,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:03" (1/1) ... [2019-11-27 16:10:03,363 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:03" (1/1) ... [2019-11-27 16:10:03,422 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:03,423 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:10:03,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:10:03,424 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:10:03,435 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:03" (1/1) ... [2019-11-27 16:10:03,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:03" (1/1) ... [2019-11-27 16:10:03,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:03" (1/1) ... [2019-11-27 16:10:03,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:03" (1/1) ... [2019-11-27 16:10:03,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:03" (1/1) ... [2019-11-27 16:10:03,499 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:03" (1/1) ... [2019-11-27 16:10:03,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:03" (1/1) ... [2019-11-27 16:10:03,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:10:03,524 INFO L168 Benchmark]: Toolchain (without parser) took 1123.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.2 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:03,525 INFO L168 Benchmark]: CDTParser took 0.37 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 16:10:03,527 INFO L168 Benchmark]: CACSL2BoogieTranslator took 897.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.4 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:03,529 INFO L168 Benchmark]: Boogie Procedure Inliner took 126.16 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:03,530 INFO L168 Benchmark]: Boogie Preprocessor took 93.46 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 984.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:03,545 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 897.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.4 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 126.16 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 93.46 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 984.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...