./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 65d6cd23 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 0.1.24-65d6cd2 [2019-11-25 22:52:08,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:08,988 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:09,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:09,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:09,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:09,018 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:09,047 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:09,053 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:09,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:09,061 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:09,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:09,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:09,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:09,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:09,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:09,088 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:09,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:09,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:09,104 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:09,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:09,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:09,124 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:09,128 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:09,136 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:09,139 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:09,139 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:09,141 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:09,142 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:09,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:09,147 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:09,148 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:09,151 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:09,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:09,158 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:09,158 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:09,162 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:09,162 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:09,162 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:09,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:09,167 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:09,173 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:52:09,216 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:09,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:09,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:09,222 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:09,224 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:09,224 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:09,225 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:09,225 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:52:09,225 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:09,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:09,228 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:09,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:09,232 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:09,233 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:09,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:09,233 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:09,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:09,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:09,234 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:09,235 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:09,235 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:09,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:09,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:09,237 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:09,237 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:09,238 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:52:09,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:52:09,239 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:09,239 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 [2019-11-25 22:52:09,820 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:09,850 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:09,859 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:09,862 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:09,864 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:09,867 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2019-11-25 22:52:10,026 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86bf861fc/f81017845ae74457a34de0bd4837e186/FLAG423533913 [2019-11-25 22:52:11,255 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:11,258 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2019-11-25 22:52:11,288 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86bf861fc/f81017845ae74457a34de0bd4837e186/FLAG423533913 [2019-11-25 22:52:11,325 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86bf861fc/f81017845ae74457a34de0bd4837e186 [2019-11-25 22:52:11,333 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:11,338 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:11,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:11,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:11,350 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:11,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:11" (1/1) ... [2019-11-25 22:52:11,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119fd03d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:11, skipping insertion in model container [2019-11-25 22:52:11,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:11" (1/1) ... [2019-11-25 22:52:11,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:11,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:12,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:12,582 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:12,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:12,988 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:12,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:12 WrapperNode [2019-11-25 22:52:12,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:12,995 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:12,996 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:12,996 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:13,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:12" (1/1) ... [2019-11-25 22:52:13,098 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:12" (1/1) ... [2019-11-25 22:52:13,321 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:13,324 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:13,324 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:13,324 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:13,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:12" (1/1) ... [2019-11-25 22:52:13,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:12" (1/1) ... [2019-11-25 22:52:13,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:12" (1/1) ... [2019-11-25 22:52:13,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:12" (1/1) ... [2019-11-25 22:52:13,529 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:12" (1/1) ... [2019-11-25 22:52:13,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:12" (1/1) ... [2019-11-25 22:52:13,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:12" (1/1) ... [2019-11-25 22:52:13,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:13,666 INFO L168 Benchmark]: Toolchain (without parser) took 2324.68 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 939.6 MB in the end (delta: 27.8 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:13,667 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-25 22:52:13,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1652.95 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 968.2 MB in the end (delta: -828.6 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:13,672 INFO L168 Benchmark]: Boogie Procedure Inliner took 327.86 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 956.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:13,677 INFO L168 Benchmark]: Boogie Preprocessor took 336.06 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 939.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:13,687 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1652.95 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 968.2 MB in the end (delta: -828.6 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 327.86 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 956.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 336.06 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 939.6 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 0.1.24-65d6cd2 [2019-11-25 22:52:17,693 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:17,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:17,734 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:17,735 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:17,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:17,742 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:17,758 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:17,764 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:17,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:17,771 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:17,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:17,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:17,784 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:17,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:17,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:17,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:17,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:17,807 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:17,816 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:17,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:17,829 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:17,833 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:17,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:17,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:17,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:17,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:17,849 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:17,851 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:17,852 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:17,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:17,858 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:17,859 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:17,860 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:17,865 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:17,866 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:17,867 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:17,867 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:17,868 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:17,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:17,876 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:17,877 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:52:17,914 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:17,917 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:17,921 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:17,921 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:17,921 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:17,923 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:17,923 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:17,923 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:17,924 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:17,924 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:17,926 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:17,929 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:17,929 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:52:17,930 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:52:17,930 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:17,930 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:17,931 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:17,931 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:17,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:17,932 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:17,932 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:17,933 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:17,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:17,936 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:17,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:17,937 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:17,937 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:52:17,937 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:52:17,937 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:17,938 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:52:17,939 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 [2019-11-25 22:52:18,494 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:18,522 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:18,530 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:18,532 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:18,536 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:18,538 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2019-11-25 22:52:18,697 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f45257073/f94b1953a5d34921b25875c4d1324d6b/FLAG241260798 [2019-11-25 22:52:19,903 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:19,905 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2019-11-25 22:52:19,941 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f45257073/f94b1953a5d34921b25875c4d1324d6b/FLAG241260798 [2019-11-25 22:52:19,979 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f45257073/f94b1953a5d34921b25875c4d1324d6b [2019-11-25 22:52:19,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:19,993 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:20,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:20,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:20,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:20,011 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:19" (1/1) ... [2019-11-25 22:52:20,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119fd03d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:20, skipping insertion in model container [2019-11-25 22:52:20,021 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:19" (1/1) ... [2019-11-25 22:52:20,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:20,146 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:21,240 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:21,363 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:21,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:21,844 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:21,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:21 WrapperNode [2019-11-25 22:52:21,846 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:21,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:21,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:21,851 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:21,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:21" (1/1) ... [2019-11-25 22:52:21,971 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:21" (1/1) ... [2019-11-25 22:52:22,199 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:22,203 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:22,204 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:22,204 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:22,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:21" (1/1) ... [2019-11-25 22:52:22,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:21" (1/1) ... [2019-11-25 22:52:22,282 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:21" (1/1) ... [2019-11-25 22:52:22,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:21" (1/1) ... [2019-11-25 22:52:22,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:21" (1/1) ... [2019-11-25 22:52:22,521 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:21" (1/1) ... [2019-11-25 22:52:22,548 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:21" (1/1) ... [2019-11-25 22:52:22,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:22,597 INFO L168 Benchmark]: Toolchain (without parser) took 2599.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 943.9 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:22,598 INFO L168 Benchmark]: CDTParser took 2.69 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. [2019-11-25 22:52:22,601 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1846.18 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 966.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:22,602 INFO L168 Benchmark]: Boogie Procedure Inliner took 352.72 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 955.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:22,607 INFO L168 Benchmark]: Boogie Preprocessor took 386.64 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 943.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:22,618 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.69 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 1846.18 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 966.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 352.72 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 955.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 386.64 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 943.9 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...