./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0620b.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/double_req_bl_0620b.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 4c57c239736851c67037a19023adceb82e24847c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/double_req_bl_0620b.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 4c57c239736851c67037a19023adceb82e24847c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:08:01,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:01,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:01,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:01,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:01,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:01,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:01,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:01,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:01,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:01,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:01,114 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:01,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:01,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:01,123 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:01,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:01,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:01,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:01,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:01,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:01,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:01,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:01,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:01,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:01,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:01,159 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:01,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:01,161 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:01,161 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:01,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:01,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:01,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:01,166 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:01,167 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:01,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:01,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:01,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:01,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:01,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:01,173 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:01,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:01,176 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:08:01,207 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:01,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:01,209 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:01,209 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:01,210 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:01,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:01,210 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:01,212 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:08:01,212 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:01,212 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:01,213 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:01,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:01,214 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:01,214 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:01,214 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:01,214 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:01,217 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:01,217 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:01,217 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:01,217 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:01,218 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:01,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:01,218 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:01,218 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:01,218 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:01,219 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:08:01,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:08:01,219 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:01,219 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 -> 4c57c239736851c67037a19023adceb82e24847c [2019-11-27 16:08:01,669 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:01,683 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:01,689 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:01,690 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:01,693 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:01,694 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0620b.c [2019-11-27 16:08:01,797 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/787cd9d34/5cc111abce714c509d4550011980623b/FLAG1f24a26c4 [2019-11-27 16:08:02,513 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:02,518 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0620b.c [2019-11-27 16:08:02,539 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/787cd9d34/5cc111abce714c509d4550011980623b/FLAG1f24a26c4 [2019-11-27 16:08:02,817 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/787cd9d34/5cc111abce714c509d4550011980623b [2019-11-27 16:08:02,823 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:02,825 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:02,831 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:02,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:02,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:02,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:02" (1/1) ... [2019-11-27 16:08:02,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b8cf6cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:02, skipping insertion in model container [2019-11-27 16:08:02,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:02" (1/1) ... [2019-11-27 16:08:02,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:02,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:03,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:03,339 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:03,427 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:03,459 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:03,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:03 WrapperNode [2019-11-27 16:08:03,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:03,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:03,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:03,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:03,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:03" (1/1) ... [2019-11-27 16:08:03,498 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:03" (1/1) ... [2019-11-27 16:08:03,550 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:03,552 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:03,552 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:03,552 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:03,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:03" (1/1) ... [2019-11-27 16:08:03,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:03" (1/1) ... [2019-11-27 16:08:03,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:03" (1/1) ... [2019-11-27 16:08:03,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:03" (1/1) ... [2019-11-27 16:08:03,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:03" (1/1) ... [2019-11-27 16:08:03,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:03" (1/1) ... [2019-11-27 16:08:03,627 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:03" (1/1) ... [2019-11-27 16:08:03,632 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:03,641 INFO L168 Benchmark]: Toolchain (without parser) took 811.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.3 MB in the end (delta: -24.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:03,643 INFO L168 Benchmark]: CDTParser took 0.21 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 16:08:03,644 INFO L168 Benchmark]: CACSL2BoogieTranslator took 630.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 990.1 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:03,659 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.92 ms. Allocated memory is still 1.0 GB. Free memory was 990.1 MB in the beginning and 984.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:03,660 INFO L168 Benchmark]: Boogie Preprocessor took 81.79 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:03,666 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 630.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 990.1 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 89.92 ms. Allocated memory is still 1.0 GB. Free memory was 990.1 MB in the beginning and 984.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 81.79 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:08:06,366 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:06,368 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:06,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:06,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:06,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:06,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:06,406 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:06,421 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:06,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:06,428 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:06,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:06,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:06,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:06,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:06,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:06,442 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:06,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:06,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:06,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:06,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:06,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:06,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:06,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:06,473 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:06,474 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:06,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:06,478 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:06,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:06,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:06,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:06,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:06,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:06,484 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:06,486 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:06,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:06,488 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:06,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:06,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:06,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:06,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:06,495 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:08:06,522 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:06,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:06,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:06,528 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:06,528 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:06,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:06,529 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:06,529 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:06,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:06,530 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:06,531 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:06,532 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:06,532 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:08:06,532 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:08:06,532 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:06,533 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:06,533 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:06,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:06,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:06,535 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:06,535 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:06,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:06,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:06,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:06,536 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:06,536 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:06,538 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:08:06,538 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:08:06,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:06,538 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:08:06,539 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 -> 4c57c239736851c67037a19023adceb82e24847c [2019-11-27 16:08:07,035 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:07,054 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:07,057 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:07,060 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:07,062 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:07,066 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0620b.c [2019-11-27 16:08:07,168 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56ff9c8b3/b6a7145a900d454e82eaf6094d3c5eb3/FLAG67ae5f40e [2019-11-27 16:08:07,899 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:07,900 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0620b.c [2019-11-27 16:08:07,915 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56ff9c8b3/b6a7145a900d454e82eaf6094d3c5eb3/FLAG67ae5f40e [2019-11-27 16:08:08,184 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56ff9c8b3/b6a7145a900d454e82eaf6094d3c5eb3 [2019-11-27 16:08:08,192 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:08,197 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:08,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:08,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:08,201 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:08,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:08" (1/1) ... [2019-11-27 16:08:08,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b8cf6cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:08, skipping insertion in model container [2019-11-27 16:08:08,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:08" (1/1) ... [2019-11-27 16:08:08,221 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:08,277 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:08,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:08,738 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:08,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:08,929 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:08,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:08 WrapperNode [2019-11-27 16:08:08,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:08,934 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:08,934 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:08,934 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:08,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:08" (1/1) ... [2019-11-27 16:08:08,991 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:08" (1/1) ... [2019-11-27 16:08:09,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:09,062 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:09,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:09,063 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:09,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:08" (1/1) ... [2019-11-27 16:08:09,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:08" (1/1) ... [2019-11-27 16:08:09,093 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:08" (1/1) ... [2019-11-27 16:08:09,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:08" (1/1) ... [2019-11-27 16:08:09,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:08" (1/1) ... [2019-11-27 16:08:09,146 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:08" (1/1) ... [2019-11-27 16:08:09,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:08" (1/1) ... [2019-11-27 16:08:09,160 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:09,167 INFO L168 Benchmark]: Toolchain (without parser) took 969.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.6 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:09,173 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 16:08:09,175 INFO L168 Benchmark]: CACSL2BoogieTranslator took 734.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.3 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:09,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.02 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:09,177 INFO L168 Benchmark]: Boogie Preprocessor took 99.70 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:09,189 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 734.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.3 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 128.02 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 99.70 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...