./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0663a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_0663a.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 4efa6b9ac5f17994ac853fda671607d1380ebffe .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0663a.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 4efa6b9ac5f17994ac853fda671607d1380ebffe ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:00:10,437 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:10,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:10,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:10,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:10,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:10,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:10,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:10,507 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:10,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:10,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:10,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:10,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:10,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:10,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:10,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:10,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:10,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:10,544 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:10,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:10,557 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:10,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:10,567 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:10,572 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:10,579 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:10,579 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:10,580 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:10,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:10,584 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:10,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:10,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:10,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:10,593 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:10,594 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:10,598 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:10,598 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:10,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:10,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:10,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:10,604 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:10,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:10,609 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:00:10,660 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:10,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:10,672 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:10,673 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:10,673 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:10,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:10,674 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:10,674 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:00:10,679 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:10,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:10,679 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:10,680 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:10,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:10,682 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:10,682 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:10,682 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:10,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:10,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:10,683 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:10,685 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:10,687 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:10,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:10,688 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:10,688 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:10,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:10,689 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:00:10,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:00:10,690 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:10,693 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 -> 4efa6b9ac5f17994ac853fda671607d1380ebffe [2019-11-26 17:00:11,275 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:11,306 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:11,312 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:11,317 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:11,318 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:11,320 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0663a.c [2019-11-26 17:00:11,487 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af21689c1/5e06667978084967bd47d838b3d757a1/FLAGfd9e376de [2019-11-26 17:00:12,615 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:12,617 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0663a.c [2019-11-26 17:00:12,640 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af21689c1/5e06667978084967bd47d838b3d757a1/FLAGfd9e376de [2019-11-26 17:00:12,680 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af21689c1/5e06667978084967bd47d838b3d757a1 [2019-11-26 17:00:12,688 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:12,690 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:12,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:12,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:12,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:12,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:12" (1/1) ... [2019-11-26 17:00:12,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39391bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:12, skipping insertion in model container [2019-11-26 17:00:12,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:12" (1/1) ... [2019-11-26 17:00:12,736 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:12,811 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:13,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:13,551 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:13,707 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:13,765 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:13,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:13 WrapperNode [2019-11-26 17:00:13,773 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:13,775 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:13,776 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:13,776 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:13,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:13" (1/1) ... [2019-11-26 17:00:13,834 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:13" (1/1) ... [2019-11-26 17:00:13,951 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:13,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:13,956 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:13,966 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:13,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:13" (1/1) ... [2019-11-26 17:00:13,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:13" (1/1) ... [2019-11-26 17:00:14,001 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:13" (1/1) ... [2019-11-26 17:00:14,002 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:13" (1/1) ... [2019-11-26 17:00:14,062 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:13" (1/1) ... [2019-11-26 17:00:14,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:13" (1/1) ... [2019-11-26 17:00:14,119 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:13" (1/1) ... [2019-11-26 17:00:14,143 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:14,151 INFO L168 Benchmark]: Toolchain (without parser) took 1456.73 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 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:14,152 INFO L168 Benchmark]: CDTParser took 2.79 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. [2019-11-26 17:00:14,155 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1078.51 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:14,159 INFO L168 Benchmark]: Boogie Procedure Inliner took 178.43 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. [2019-11-26 17:00:14,162 INFO L168 Benchmark]: Boogie Preprocessor took 189.60 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:14,174 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.79 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 1078.51 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 178.43 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 189.60 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-025d5a2 [2019-11-26 17:00:17,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:17,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:18,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:18,019 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:18,022 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:18,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:18,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:18,056 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:18,059 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:18,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:18,069 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:18,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:18,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:18,079 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:18,086 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:18,088 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:18,090 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:18,096 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:18,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:18,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:18,127 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:18,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:18,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:18,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:18,149 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:18,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:18,154 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:18,157 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:18,159 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:18,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:18,163 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:18,165 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:18,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:18,172 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:18,172 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:18,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:18,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:18,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:18,178 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:18,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:18,183 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:00:18,224 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:18,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:18,229 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:18,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:18,233 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:18,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:18,234 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:18,234 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:18,234 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:18,235 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:18,236 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:18,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:18,237 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:00:18,238 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:00:18,238 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:18,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:18,240 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:18,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:18,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:18,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:18,243 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:18,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:18,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:18,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:18,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:18,248 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:18,248 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:00:18,249 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:00:18,249 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:18,249 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:00:18,251 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 -> 4efa6b9ac5f17994ac853fda671607d1380ebffe [2019-11-26 17:00:18,857 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:18,889 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:18,896 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:18,902 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:18,905 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:18,907 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0663a.c [2019-11-26 17:00:19,068 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11786e6c0/e31d2dbbf6db4929927c489310d4619d/FLAG0b68a8bb3 [2019-11-26 17:00:20,198 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:20,200 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0663a.c [2019-11-26 17:00:20,229 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11786e6c0/e31d2dbbf6db4929927c489310d4619d/FLAG0b68a8bb3 [2019-11-26 17:00:20,272 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11786e6c0/e31d2dbbf6db4929927c489310d4619d [2019-11-26 17:00:20,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:20,286 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:20,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:20,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:20,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:20,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:20" (1/1) ... [2019-11-26 17:00:20,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55405a5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:20, skipping insertion in model container [2019-11-26 17:00:20,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:20" (1/1) ... [2019-11-26 17:00:20,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:20,414 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:21,124 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:21,147 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:21,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:21,411 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:21,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:21 WrapperNode [2019-11-26 17:00:21,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:21,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:21,414 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:21,414 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:21,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:21" (1/1) ... [2019-11-26 17:00:21,495 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:21" (1/1) ... [2019-11-26 17:00:21,614 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:21,614 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:21,615 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:21,615 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:21,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:21" (1/1) ... [2019-11-26 17:00:21,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:21" (1/1) ... [2019-11-26 17:00:21,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:21" (1/1) ... [2019-11-26 17:00:21,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:21" (1/1) ... [2019-11-26 17:00:21,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:21" (1/1) ... [2019-11-26 17:00:21,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:21" (1/1) ... [2019-11-26 17:00:21,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:21" (1/1) ... [2019-11-26 17:00:21,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:21,846 INFO L168 Benchmark]: Toolchain (without parser) took 1555.82 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 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:21,847 INFO L168 Benchmark]: CDTParser took 2.68 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. [2019-11-26 17:00:21,852 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1120.38 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:21,855 INFO L168 Benchmark]: Boogie Procedure Inliner took 200.87 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:21,856 INFO L168 Benchmark]: Boogie Preprocessor took 224.93 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:21,868 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.68 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 1120.38 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 200.87 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 224.93 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 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...