./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0330b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0330b.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 c41bbc4d682866299440fe8a59b1f1a5c36ed23c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0330b.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 c41bbc4d682866299440fe8a59b1f1a5c36ed23c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:47:11,977 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:11,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:12,015 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:12,019 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:12,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:12,025 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:12,039 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:12,047 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:12,054 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:12,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:12,061 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:12,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:12,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:12,071 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:12,076 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:12,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:12,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:12,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:12,090 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:12,099 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:12,107 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:12,108 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:12,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:12,119 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:12,120 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:12,120 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:12,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:12,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:12,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:12,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:12,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:12,134 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:12,135 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:12,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:12,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:12,142 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:12,144 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:12,144 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:12,145 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:12,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:12,152 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:47:12,203 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:12,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:12,212 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:12,214 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:12,216 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:12,216 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:12,217 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:12,219 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:47:12,219 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:12,219 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:12,221 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:12,221 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:12,221 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:12,222 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:12,226 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:12,226 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:12,226 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:12,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:12,228 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:12,228 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:12,228 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:12,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:12,229 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:12,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:12,230 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:12,230 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:47:12,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:47:12,232 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:12,232 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 -> c41bbc4d682866299440fe8a59b1f1a5c36ed23c [2019-11-27 09:47:12,846 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:12,877 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:12,880 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:12,886 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:12,887 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:12,888 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0330b.c [2019-11-27 09:47:13,040 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ac4bf5ad/2b59290961854e519e281b249a59fee1/FLAG54ec04e48 [2019-11-27 09:47:14,270 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:14,272 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0330b.c [2019-11-27 09:47:14,306 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ac4bf5ad/2b59290961854e519e281b249a59fee1/FLAG54ec04e48 [2019-11-27 09:47:14,347 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ac4bf5ad/2b59290961854e519e281b249a59fee1 [2019-11-27 09:47:14,358 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:14,361 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:14,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:14,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:14,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:14,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:14" (1/1) ... [2019-11-27 09:47:14,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2be22f85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:14, skipping insertion in model container [2019-11-27 09:47:14,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:14" (1/1) ... [2019-11-27 09:47:14,405 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:14,504 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:15,485 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:15,585 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:15,905 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:16,013 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:16,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:16 WrapperNode [2019-11-27 09:47:16,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:16,028 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:16,028 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:16,028 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:16,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:16" (1/1) ... [2019-11-27 09:47:16,145 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:16" (1/1) ... [2019-11-27 09:47:16,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:16,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:16,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:16,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:16,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:16" (1/1) ... [2019-11-27 09:47:16,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:16" (1/1) ... [2019-11-27 09:47:16,427 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:16" (1/1) ... [2019-11-27 09:47:16,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:16" (1/1) ... [2019-11-27 09:47:16,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:16" (1/1) ... [2019-11-27 09:47:16,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:16" (1/1) ... [2019-11-27 09:47:16,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:16" (1/1) ... [2019-11-27 09:47:16,710 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:16,723 INFO L168 Benchmark]: Toolchain (without parser) took 2357.02 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 17.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:16,724 INFO L168 Benchmark]: CDTParser took 1.76 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:16,726 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1659.34 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 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:16,727 INFO L168 Benchmark]: Boogie Procedure Inliner took 327.97 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 961.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:16,733 INFO L168 Benchmark]: Boogie Preprocessor took 358.85 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 943.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:16,743 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.76 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 1659.34 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 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 327.97 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 961.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 358.85 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 943.9 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-da95e15 [2019-11-27 09:47:20,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:20,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:20,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:20,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:20,603 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:20,609 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:20,624 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:20,629 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:20,634 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:20,638 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:20,643 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:20,644 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:20,651 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:20,653 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:20,658 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:20,662 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:20,665 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:20,672 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:20,680 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:20,685 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:20,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:20,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:20,701 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:20,708 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:20,709 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:20,709 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:20,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:20,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:20,715 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:20,717 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:20,721 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:20,722 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:20,723 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:20,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:20,728 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:20,729 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:20,731 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:20,731 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:20,732 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:20,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:20,738 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:47:20,775 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:20,778 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:20,781 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:20,783 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:20,783 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:20,783 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:20,784 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:20,784 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:20,786 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:20,786 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:20,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:20,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:20,788 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:47:20,790 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:47:20,791 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:20,791 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:20,791 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:20,791 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:20,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:20,793 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:20,793 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:20,796 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:20,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:20,797 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:20,797 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:20,797 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:20,798 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:47:20,798 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:47:20,798 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:20,798 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:47:20,802 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 -> c41bbc4d682866299440fe8a59b1f1a5c36ed23c [2019-11-27 09:47:21,447 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:21,476 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:21,483 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:21,487 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:21,489 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:21,493 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0330b.c [2019-11-27 09:47:21,658 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/177b7e699/48d954ac36db4edda106fa398686be63/FLAG8770e39dd [2019-11-27 09:47:22,829 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:22,830 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0330b.c [2019-11-27 09:47:22,860 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/177b7e699/48d954ac36db4edda106fa398686be63/FLAG8770e39dd [2019-11-27 09:47:23,327 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/177b7e699/48d954ac36db4edda106fa398686be63 [2019-11-27 09:47:23,334 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:23,336 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:23,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:23,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:23,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:23,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:23" (1/1) ... [2019-11-27 09:47:23,363 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46bd091d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:23, skipping insertion in model container [2019-11-27 09:47:23,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:23" (1/1) ... [2019-11-27 09:47:23,377 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:23,488 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:24,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:24,691 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:25,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:25,159 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:25,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:25 WrapperNode [2019-11-27 09:47:25,164 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:25,165 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:25,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:25,166 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:25,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:25" (1/1) ... [2019-11-27 09:47:25,288 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:25" (1/1) ... [2019-11-27 09:47:25,522 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:25,523 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:25,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:25,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:25,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:25" (1/1) ... [2019-11-27 09:47:25,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:25" (1/1) ... [2019-11-27 09:47:25,599 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:25" (1/1) ... [2019-11-27 09:47:25,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:25" (1/1) ... [2019-11-27 09:47:25,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:25" (1/1) ... [2019-11-27 09:47:25,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:25" (1/1) ... [2019-11-27 09:47:25,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:25" (1/1) ... [2019-11-27 09:47:25,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:25,896 INFO L168 Benchmark]: Toolchain (without parser) took 2554.22 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 945.4 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:25,897 INFO L168 Benchmark]: CDTParser took 0.42 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 09:47:25,902 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1812.54 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 968.4 MB in the end (delta: -940.2 kB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:25,903 INFO L168 Benchmark]: Boogie Procedure Inliner took 357.64 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 956.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:25,909 INFO L168 Benchmark]: Boogie Preprocessor took 364.73 ms. Allocated memory is still 1.0 GB. Free memory was 956.9 MB in the beginning and 945.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:25,919 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1812.54 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 968.4 MB in the end (delta: -940.2 kB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 357.64 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 956.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 364.73 ms. Allocated memory is still 1.0 GB. Free memory was 956.9 MB in the beginning and 945.4 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...