./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0681a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_0681a.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 42a2b09bf764c955809dc95e1d3b096fa07a0419 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0681a.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 42a2b09bf764c955809dc95e1d3b096fa07a0419 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:51:19,496 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:51:19,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:51:19,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:51:19,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:51:19,544 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:51:19,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:51:19,566 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:51:19,570 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:51:19,574 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:51:19,576 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:51:19,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:51:19,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:51:19,589 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:51:19,591 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:51:19,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:51:19,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:51:19,603 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:51:19,609 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:51:19,617 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:51:19,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:51:19,630 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:51:19,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:51:19,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:51:19,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:51:19,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:51:19,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:51:19,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:51:19,653 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:51:19,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:51:19,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:51:19,658 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:51:19,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:51:19,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:51:19,667 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:51:19,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:51:19,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:51:19,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:51:19,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:51:19,676 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:51:19,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:51:19,680 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:51:19,720 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:51:19,722 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:51:19,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:51:19,730 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:51:19,730 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:51:19,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:51:19,731 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:51:19,731 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:51:19,732 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:51:19,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:51:19,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:51:19,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:51:19,734 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:51:19,737 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:51:19,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:51:19,738 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:51:19,738 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:51:19,738 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:51:19,739 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:51:19,739 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:51:19,739 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:51:19,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:51:19,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:51:19,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:51:19,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:51:19,743 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:51:19,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:51:19,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:51:19,745 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 -> 42a2b09bf764c955809dc95e1d3b096fa07a0419 [2019-11-25 22:51:20,327 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:51:20,358 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:51:20,368 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:51:20,372 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:51:20,373 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:51:20,375 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0681a.c [2019-11-25 22:51:20,542 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35ec21dd8/c003ea3585754d14996462985a21d47e/FLAG23035c786 [2019-11-25 22:51:21,702 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:51:21,704 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0681a.c [2019-11-25 22:51:21,730 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35ec21dd8/c003ea3585754d14996462985a21d47e/FLAG23035c786 [2019-11-25 22:51:21,768 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35ec21dd8/c003ea3585754d14996462985a21d47e [2019-11-25 22:51:21,776 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:51:21,782 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:51:21,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:21,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:51:21,796 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:51:21,797 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:21" (1/1) ... [2019-11-25 22:51:21,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@84ee725 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:21, skipping insertion in model container [2019-11-25 22:51:21,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:21" (1/1) ... [2019-11-25 22:51:21,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:51:21,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:51:22,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:51:22,716 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:51:22,908 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:51:22,953 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:51:22,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:22 WrapperNode [2019-11-25 22:51:22,954 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:22,956 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:51:22,956 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:51:22,957 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:51:22,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:22" (1/1) ... [2019-11-25 22:51:23,003 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:22" (1/1) ... [2019-11-25 22:51:23,095 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:51:23,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:51:23,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:51:23,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:51:23,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:22" (1/1) ... [2019-11-25 22:51:23,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:22" (1/1) ... [2019-11-25 22:51:23,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:22" (1/1) ... [2019-11-25 22:51:23,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:22" (1/1) ... [2019-11-25 22:51:23,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:22" (1/1) ... [2019-11-25 22:51:23,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:22" (1/1) ... [2019-11-25 22:51:23,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:22" (1/1) ... [2019-11-25 22:51:23,279 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:51:23,287 INFO L168 Benchmark]: Toolchain (without parser) took 1505.19 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 974.2 MB in the end (delta: -12.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:51:23,291 INFO L168 Benchmark]: CDTParser took 0.72 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:51:23,295 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1168.38 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 980.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:23,299 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.92 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:51:23,300 INFO L168 Benchmark]: Boogie Preprocessor took 186.73 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:23,312 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72 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 1168.38 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 980.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 140.92 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.73 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.2 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 0.1.24-65d6cd2 [2019-11-25 22:51:27,272 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:51:27,281 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:51:27,315 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:51:27,317 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:51:27,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:51:27,325 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:51:27,340 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:51:27,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:51:27,352 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:51:27,354 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:51:27,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:51:27,362 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:51:27,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:51:27,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:51:27,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:51:27,378 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:51:27,379 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:51:27,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:51:27,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:51:27,400 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:51:27,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:51:27,410 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:51:27,415 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:51:27,421 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:51:27,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:51:27,423 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:51:27,427 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:51:27,428 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:51:27,430 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:51:27,433 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:51:27,434 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:51:27,435 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:51:27,440 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:51:27,442 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:51:27,444 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:51:27,445 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:51:27,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:51:27,449 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:51:27,450 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:51:27,452 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:51:27,455 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:51:27,510 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:51:27,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:51:27,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:51:27,520 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:51:27,520 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:51:27,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:51:27,523 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:51:27,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:51:27,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:51:27,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:51:27,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:51:27,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:51:27,526 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:51:27,529 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:51:27,529 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:51:27,530 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:51:27,530 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:51:27,531 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:51:27,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:51:27,531 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:51:27,531 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:51:27,532 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:51:27,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:51:27,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:51:27,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:51:27,535 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:51:27,537 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:51:27,537 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:51:27,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:51:27,539 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:51:27,540 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 -> 42a2b09bf764c955809dc95e1d3b096fa07a0419 [2019-11-25 22:51:28,119 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:51:28,163 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:51:28,172 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:51:28,178 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:51:28,179 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:51:28,181 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0681a.c [2019-11-25 22:51:28,349 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8966d3fe8/ba2ffe9a962240de83d73923b5a7c91b/FLAGc7123b4bd [2019-11-25 22:51:29,502 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:51:29,503 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0681a.c [2019-11-25 22:51:29,525 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8966d3fe8/ba2ffe9a962240de83d73923b5a7c91b/FLAGc7123b4bd [2019-11-25 22:51:29,566 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8966d3fe8/ba2ffe9a962240de83d73923b5a7c91b [2019-11-25 22:51:29,574 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:51:29,577 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:51:29,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:29,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:51:29,593 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:51:29,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:29" (1/1) ... [2019-11-25 22:51:29,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1748b44d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:29, skipping insertion in model container [2019-11-25 22:51:29,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:29" (1/1) ... [2019-11-25 22:51:29,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:51:29,729 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:51:30,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:51:30,591 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:51:30,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:51:30,921 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:51:30,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:30 WrapperNode [2019-11-25 22:51:30,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:30,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:51:30,924 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:51:30,924 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:51:30,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:30" (1/1) ... [2019-11-25 22:51:30,998 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:30" (1/1) ... [2019-11-25 22:51:31,125 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:51:31,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:51:31,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:51:31,132 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:51:31,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:30" (1/1) ... [2019-11-25 22:51:31,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:30" (1/1) ... [2019-11-25 22:51:31,185 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:30" (1/1) ... [2019-11-25 22:51:31,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:30" (1/1) ... [2019-11-25 22:51:31,268 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:30" (1/1) ... [2019-11-25 22:51:31,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:30" (1/1) ... [2019-11-25 22:51:31,332 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:30" (1/1) ... [2019-11-25 22:51:31,351 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:51:31,359 INFO L168 Benchmark]: Toolchain (without parser) took 1778.14 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 972.8 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:51:31,364 INFO L168 Benchmark]: CDTParser took 1.51 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:51:31,366 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1339.06 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:31,369 INFO L168 Benchmark]: Boogie Procedure Inliner took 205.58 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 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. [2019-11-25 22:51:31,371 INFO L168 Benchmark]: Boogie Preprocessor took 223.23 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:31,382 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51 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 1339.06 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 205.58 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 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 223.23 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 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...