./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0320b.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_0320b.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 191b814ee7e8fb9d064ed87c3680bf974da56bb6 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0320b.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 191b814ee7e8fb9d064ed87c3680bf974da56bb6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:08:58,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:58,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:58,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:58,092 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:58,094 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:58,097 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:58,110 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:58,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:58,122 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:58,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:58,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:58,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:58,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:58,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:58,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:58,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:58,141 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:58,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:58,150 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:58,156 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:58,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:58,163 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:58,165 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:58,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:58,175 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:58,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:58,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:58,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:58,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:58,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:58,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:58,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:58,184 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:58,186 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:58,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:58,189 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:58,190 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:58,190 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:58,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:58,194 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:58,195 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:08:58,220 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:58,223 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:58,225 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:58,228 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:58,228 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:58,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:58,229 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:58,229 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:08:58,229 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:58,229 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:58,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:58,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:58,231 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:58,231 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:58,231 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:58,233 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:58,233 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:58,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:58,233 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:58,234 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:58,234 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:58,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:58,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:58,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:58,235 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:58,237 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:08:58,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:08:58,237 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:58,237 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 -> 191b814ee7e8fb9d064ed87c3680bf974da56bb6 [2019-11-27 16:08:58,699 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:58,715 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:58,722 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:58,724 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:58,728 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:58,729 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2019-11-27 16:08:58,834 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/394598d03/d02fc92a75264720b017efb7c1a57731/FLAGa1c5fd6a3 [2019-11-27 16:08:59,690 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:59,691 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2019-11-27 16:08:59,726 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/394598d03/d02fc92a75264720b017efb7c1a57731/FLAGa1c5fd6a3 [2019-11-27 16:08:59,880 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/394598d03/d02fc92a75264720b017efb7c1a57731 [2019-11-27 16:08:59,886 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:59,887 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:59,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:59,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:59,898 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:59,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:59" (1/1) ... [2019-11-27 16:08:59,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9334ae0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:59, skipping insertion in model container [2019-11-27 16:08:59,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:59" (1/1) ... [2019-11-27 16:08:59,916 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:09:00,002 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:09:00,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:00,797 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:09:01,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:01,093 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:09:01,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:01 WrapperNode [2019-11-27 16:09:01,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:01,103 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:01,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:09:01,103 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:09:01,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:01" (1/1) ... [2019-11-27 16:09:01,157 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:01" (1/1) ... [2019-11-27 16:09:01,303 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:01,305 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:09:01,305 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:09:01,306 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:09:01,319 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:01" (1/1) ... [2019-11-27 16:09:01,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:01" (1/1) ... [2019-11-27 16:09:01,349 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:01" (1/1) ... [2019-11-27 16:09:01,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:01" (1/1) ... [2019-11-27 16:09:01,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:01" (1/1) ... [2019-11-27 16:09:01,521 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:01" (1/1) ... [2019-11-27 16:09:01,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:01" (1/1) ... [2019-11-27 16:09:01,563 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:09:01,576 INFO L168 Benchmark]: Toolchain (without parser) took 1681.68 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 944.0 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:01,577 INFO L168 Benchmark]: CDTParser took 0.25 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 16:09:01,579 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1208.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:01,581 INFO L168 Benchmark]: Boogie Procedure Inliner took 202.07 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 961.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:01,584 INFO L168 Benchmark]: Boogie Preprocessor took 261.52 ms. Allocated memory is still 1.0 GB. Free memory was 961.2 MB in the beginning and 944.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:01,593 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 1208.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 202.07 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 961.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 261.52 ms. Allocated memory is still 1.0 GB. Free memory was 961.2 MB in the beginning and 944.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 0.1.24-509859d [2019-11-27 16:09:04,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:09:04,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:09:04,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:09:04,426 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:09:04,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:09:04,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:09:04,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:09:04,450 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:09:04,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:09:04,457 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:09:04,459 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:09:04,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:09:04,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:09:04,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:09:04,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:09:04,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:09:04,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:09:04,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:09:04,483 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:09:04,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:09:04,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:09:04,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:09:04,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:09:04,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:09:04,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:09:04,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:09:04,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:09:04,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:09:04,514 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:09:04,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:09:04,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:09:04,515 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:09:04,518 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:09:04,522 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:09:04,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:09:04,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:09:04,523 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:09:04,524 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:09:04,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:09:04,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:09:04,531 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:09:04,559 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:09:04,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:09:04,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:09:04,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:09:04,564 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:09:04,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:09:04,567 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:09:04,567 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:09:04,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:09:04,567 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:09:04,568 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:09:04,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:09:04,569 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:09:04,569 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:09:04,569 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:09:04,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:09:04,570 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:09:04,572 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:09:04,572 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:09:04,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:09:04,572 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:09:04,573 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:09:04,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:09:04,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:09:04,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:09:04,573 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:09:04,575 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:09:04,575 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:09:04,575 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:09:04,575 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:09:04,576 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 -> 191b814ee7e8fb9d064ed87c3680bf974da56bb6 [2019-11-27 16:09:05,035 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:09:05,051 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:09:05,059 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:09:05,060 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:09:05,061 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:09:05,065 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2019-11-27 16:09:05,175 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4f9cbaec/b22e7aa859ea42c38f67f6df176a097d/FLAG34e1adb0a [2019-11-27 16:09:06,010 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:09:06,011 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2019-11-27 16:09:06,034 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4f9cbaec/b22e7aa859ea42c38f67f6df176a097d/FLAG34e1adb0a [2019-11-27 16:09:06,207 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4f9cbaec/b22e7aa859ea42c38f67f6df176a097d [2019-11-27 16:09:06,214 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:09:06,216 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:09:06,223 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:06,223 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:09:06,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:09:06,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:06" (1/1) ... [2019-11-27 16:09:06,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48f4bb1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:06, skipping insertion in model container [2019-11-27 16:09:06,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:06" (1/1) ... [2019-11-27 16:09:06,250 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:09:06,324 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:09:07,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:07,199 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:09:07,458 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:07,551 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:09:07,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:07 WrapperNode [2019-11-27 16:09:07,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:07,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:07,556 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:09:07,556 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:09:07,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:07" (1/1) ... [2019-11-27 16:09:07,633 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:07" (1/1) ... [2019-11-27 16:09:07,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:07,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:09:07,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:09:07,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:09:07,821 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:07" (1/1) ... [2019-11-27 16:09:07,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:07" (1/1) ... [2019-11-27 16:09:07,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:07" (1/1) ... [2019-11-27 16:09:07,853 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:07" (1/1) ... [2019-11-27 16:09:07,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:07" (1/1) ... [2019-11-27 16:09:08,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:07" (1/1) ... [2019-11-27 16:09:08,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:07" (1/1) ... [2019-11-27 16:09:08,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:09:08,067 INFO L168 Benchmark]: Toolchain (without parser) took 1845.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 939.8 MB in the end (delta: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:08,068 INFO L168 Benchmark]: CDTParser took 0.29 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 16:09:08,069 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1330.96 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 962.7 MB in the end (delta: -1.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:08,071 INFO L168 Benchmark]: Boogie Procedure Inliner took 248.82 ms. Allocated memory is still 1.0 GB. Free memory was 962.7 MB in the beginning and 951.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:08,074 INFO L168 Benchmark]: Boogie Preprocessor took 254.84 ms. Allocated memory is still 1.0 GB. Free memory was 951.3 MB in the beginning and 939.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:08,081 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 1330.96 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 962.7 MB in the end (delta: -1.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 248.82 ms. Allocated memory is still 1.0 GB. Free memory was 962.7 MB in the beginning and 951.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 254.84 ms. Allocated memory is still 1.0 GB. Free memory was 951.3 MB in the beginning and 939.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...