./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0930.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_0930.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 a2549d464b179f7f7f50962dd1fbb8e0dbdceb3b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0930.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 a2549d464b179f7f7f50962dd1fbb8e0dbdceb3b ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:46:38,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:46:38,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:46:38,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:46:38,462 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:46:38,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:46:38,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:46:38,498 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:46:38,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:46:38,507 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:46:38,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:46:38,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:46:38,517 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:46:38,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:46:38,526 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:46:38,529 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:46:38,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:46:38,538 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:46:38,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:46:38,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:46:38,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:46:38,566 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:46:38,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:46:38,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:46:38,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:46:38,585 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:46:38,585 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:46:38,588 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:46:38,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:46:38,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:46:38,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:46:38,599 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:46:38,600 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:46:38,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:46:38,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:46:38,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:46:38,608 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:46:38,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:46:38,609 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:46:38,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:46:38,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:46:38,619 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:46:38,664 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:46:38,665 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:46:38,671 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:46:38,671 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:46:38,671 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:46:38,672 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:46:38,674 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:46:38,674 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:46:38,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:46:38,675 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:46:38,677 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:46:38,677 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:46:38,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:46:38,679 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:46:38,680 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:46:38,680 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:46:38,680 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:46:38,682 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:46:38,682 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:46:38,682 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:46:38,683 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:46:38,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:46:38,685 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:46:38,685 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:46:38,686 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:46:38,686 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:46:38,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:46:38,688 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:46:38,688 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 -> a2549d464b179f7f7f50962dd1fbb8e0dbdceb3b [2019-11-27 09:46:39,305 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:46:39,336 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:46:39,343 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:46:39,348 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:46:39,350 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:46:39,351 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0930.c [2019-11-27 09:46:39,510 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/600178814/653f05d67f1a452faca916e58c386017/FLAGb7a699973 [2019-11-27 09:46:40,630 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:46:40,635 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0930.c [2019-11-27 09:46:40,655 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/600178814/653f05d67f1a452faca916e58c386017/FLAGb7a699973 [2019-11-27 09:46:40,694 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/600178814/653f05d67f1a452faca916e58c386017 [2019-11-27 09:46:40,705 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:46:40,707 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:46:40,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:40,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:46:40,724 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:46:40,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:40" (1/1) ... [2019-11-27 09:46:40,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48af0003 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:40, skipping insertion in model container [2019-11-27 09:46:40,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:40" (1/1) ... [2019-11-27 09:46:40,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:46:40,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:46:41,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:41,435 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:46:41,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:41,620 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:46:41,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:41 WrapperNode [2019-11-27 09:46:41,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:41,630 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:41,630 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:46:41,630 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:46:41,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:41" (1/1) ... [2019-11-27 09:46:41,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:41" (1/1) ... [2019-11-27 09:46:41,745 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:41,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:46:41,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:46:41,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:46:41,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:41" (1/1) ... [2019-11-27 09:46:41,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:41" (1/1) ... [2019-11-27 09:46:41,778 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:41" (1/1) ... [2019-11-27 09:46:41,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:41" (1/1) ... [2019-11-27 09:46:41,814 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:41" (1/1) ... [2019-11-27 09:46:41,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:41" (1/1) ... [2019-11-27 09:46:41,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:41" (1/1) ... [2019-11-27 09:46:41,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:46:41,864 INFO L168 Benchmark]: Toolchain (without parser) took 1154.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.3 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:41,872 INFO L168 Benchmark]: CDTParser took 3.45 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:41,873 INFO L168 Benchmark]: CACSL2BoogieTranslator took 909.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.4 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:41,877 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.26 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:41,878 INFO L168 Benchmark]: Boogie Preprocessor took 111.52 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 09:46:41,890 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.45 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 909.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.4 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 117.26 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 111.52 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-da95e15 [2019-11-27 09:46:45,673 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:46:45,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:46:45,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:46:45,714 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:46:45,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:46:45,721 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:46:45,733 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:46:45,744 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:46:45,748 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:46:45,752 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:46:45,757 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:46:45,757 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:46:45,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:46:45,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:46:45,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:46:45,772 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:46:45,773 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:46:45,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:46:45,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:46:45,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:46:45,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:46:45,801 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:46:45,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:46:45,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:46:45,814 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:46:45,814 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:46:45,818 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:46:45,819 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:46:45,820 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:46:45,822 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:46:45,823 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:46:45,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:46:45,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:46:45,831 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:46:45,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:46:45,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:46:45,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:46:45,836 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:46:45,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:46:45,843 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:46:45,844 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:46:45,896 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:46:45,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:46:45,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:46:45,904 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:46:45,904 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:46:45,904 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:46:45,905 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:46:45,905 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:46:45,906 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:46:45,909 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:46:45,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:46:45,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:46:45,910 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:46:45,911 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:46:45,911 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:46:45,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:46:45,911 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:46:45,913 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:46:45,913 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:46:45,917 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:46:45,917 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:46:45,917 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:46:45,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:46:45,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:46:45,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:46:45,919 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:46:45,919 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:46:45,919 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:46:45,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:46:45,920 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:46:45,921 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 -> a2549d464b179f7f7f50962dd1fbb8e0dbdceb3b [2019-11-27 09:46:46,530 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:46:46,563 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:46:46,569 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:46:46,574 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:46:46,577 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:46:46,579 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0930.c [2019-11-27 09:46:46,734 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44509f836/d6c874c7a2ff4958a9b8dfc253b82b47/FLAGb6a49de65 [2019-11-27 09:46:47,847 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:46:47,849 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0930.c [2019-11-27 09:46:47,869 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44509f836/d6c874c7a2ff4958a9b8dfc253b82b47/FLAGb6a49de65 [2019-11-27 09:46:47,910 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44509f836/d6c874c7a2ff4958a9b8dfc253b82b47 [2019-11-27 09:46:47,918 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:46:47,923 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:46:47,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:47,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:46:47,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:46:47,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:47" (1/1) ... [2019-11-27 09:46:47,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@366d5a96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:47, skipping insertion in model container [2019-11-27 09:46:47,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:47" (1/1) ... [2019-11-27 09:46:47,970 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:46:48,051 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:46:48,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:48,636 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:46:48,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:48,951 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:46:48,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:48 WrapperNode [2019-11-27 09:46:48,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:48,970 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:48,970 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:46:48,970 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:46:48,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:48" (1/1) ... [2019-11-27 09:46:49,045 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:48" (1/1) ... [2019-11-27 09:46:49,133 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:49,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:46:49,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:46:49,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:46:49,157 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:48" (1/1) ... [2019-11-27 09:46:49,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:48" (1/1) ... [2019-11-27 09:46:49,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:48" (1/1) ... [2019-11-27 09:46:49,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:48" (1/1) ... [2019-11-27 09:46:49,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:48" (1/1) ... [2019-11-27 09:46:49,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:48" (1/1) ... [2019-11-27 09:46:49,263 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:48" (1/1) ... [2019-11-27 09:46:49,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:46:49,289 INFO L168 Benchmark]: Toolchain (without parser) took 1362.75 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 979.6 MB in the end (delta: -17.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:49,294 INFO L168 Benchmark]: CDTParser took 1.09 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:49,298 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1032.07 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 985.3 MB in the end (delta: -23.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:49,300 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.04 ms. Allocated memory is still 1.0 GB. Free memory was 985.3 MB in the beginning and 979.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:49,302 INFO L168 Benchmark]: Boogie Preprocessor took 148.35 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:49,310 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.09 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 1032.07 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 985.3 MB in the end (delta: -23.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 164.04 ms. Allocated memory is still 1.0 GB. Free memory was 985.3 MB in the beginning and 979.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 148.35 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 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...