./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0621a.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/double_req_bl_0621a.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 ef69b30587e0c4301fdaba0084db3fa6fe256bc6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0621a.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 ef69b30587e0c4301fdaba0084db3fa6fe256bc6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:58:56,426 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:58:56,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:58:56,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:58:56,459 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:58:56,461 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:58:56,462 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:58:56,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:58:56,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:58:56,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:58:56,487 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:58:56,492 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:58:56,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:58:56,494 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:58:56,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:58:56,501 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:58:56,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:58:56,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:58:56,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:58:56,513 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:58:56,519 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:58:56,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:58:56,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:58:56,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:58:56,534 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:58:56,536 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:58:56,536 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:58:56,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:58:56,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:58:56,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:58:56,543 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:58:56,544 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:58:56,544 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:58:56,545 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:58:56,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:58:56,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:58:56,550 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:58:56,550 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:58:56,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:58:56,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:58:56,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:58:56,556 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:58:56,583 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:58:56,586 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:58:56,588 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:58:56,589 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:58:56,589 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:58:56,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:58:56,590 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:58:56,592 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:58:56,592 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:58:56,592 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:58:56,593 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:58:56,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:58:56,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:58:56,594 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:58:56,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:58:56,594 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:58:56,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:58:56,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:58:56,597 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:58:56,597 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:58:56,597 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:58:56,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:58:56,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:58:56,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:58:56,598 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:58:56,598 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:58:56,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:58:56,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:58:56,600 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 -> ef69b30587e0c4301fdaba0084db3fa6fe256bc6 [2019-11-26 16:58:57,050 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:58:57,066 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:58:57,072 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:58:57,074 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:58:57,076 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:58:57,077 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0621a.c [2019-11-26 16:58:57,180 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3149368aa/f89d53a011b9422a84cb6befa00f2d49/FLAG419ece0e0 [2019-11-26 16:58:57,897 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:58:57,899 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0621a.c [2019-11-26 16:58:57,915 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3149368aa/f89d53a011b9422a84cb6befa00f2d49/FLAG419ece0e0 [2019-11-26 16:58:58,198 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3149368aa/f89d53a011b9422a84cb6befa00f2d49 [2019-11-26 16:58:58,201 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:58:58,203 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:58:58,211 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:58,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:58:58,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:58:58,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:58" (1/1) ... [2019-11-26 16:58:58,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b8cf6cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:58, skipping insertion in model container [2019-11-26 16:58:58,227 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:58" (1/1) ... [2019-11-26 16:58:58,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:58:58,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:58:58,747 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:58,764 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:58:58,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:58,883 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:58:58,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:58 WrapperNode [2019-11-26 16:58:58,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:58,890 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:58,890 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:58:58,890 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:58:58,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:58" (1/1) ... [2019-11-26 16:58:58,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:58" (1/1) ... [2019-11-26 16:58:58,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:58,962 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:58:58,962 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:58:58,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:58:58,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:58" (1/1) ... [2019-11-26 16:58:58,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:58" (1/1) ... [2019-11-26 16:58:58,985 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:58" (1/1) ... [2019-11-26 16:58:58,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:58" (1/1) ... [2019-11-26 16:58:59,008 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:58" (1/1) ... [2019-11-26 16:58:59,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:58" (1/1) ... [2019-11-26 16:58:59,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:58" (1/1) ... [2019-11-26 16:58:59,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:58:59,056 INFO L168 Benchmark]: Toolchain (without parser) took 836.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.3 MB in the end (delta: -24.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:59,057 INFO L168 Benchmark]: CDTParser took 0.80 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 16:58:59,058 INFO L168 Benchmark]: CACSL2BoogieTranslator took 673.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 990.0 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:59,059 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.71 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:59,060 INFO L168 Benchmark]: Boogie Preprocessor took 74.84 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 16:58:59,063 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 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 673.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 990.0 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 71.71 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 74.84 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 0.1.24-025d5a2 [2019-11-26 16:59:01,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:01,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:01,747 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:01,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:01,751 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:01,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:01,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:01,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:01,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:01,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:01,781 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:01,783 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:01,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:01,789 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:01,791 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:01,793 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:01,794 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:01,799 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:01,803 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:01,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:01,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:01,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:01,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:01,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:01,825 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:01,825 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:01,826 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:01,827 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:01,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:01,832 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:01,832 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:01,833 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:01,834 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:01,835 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:01,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:01,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:01,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:01,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:01,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:01,843 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:01,844 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:59:01,870 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:01,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:01,877 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:01,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:01,878 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:01,878 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:01,879 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:01,879 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:01,879 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:01,879 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:01,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:01,880 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:01,880 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:59:01,881 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:59:01,881 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:01,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:01,883 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:01,883 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:01,883 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:01,884 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:01,884 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:01,884 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:01,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:01,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:01,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:01,886 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:01,886 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:59:01,887 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:59:01,887 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:01,887 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:59:01,888 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 -> ef69b30587e0c4301fdaba0084db3fa6fe256bc6 [2019-11-26 16:59:02,355 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:02,370 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:02,376 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:02,381 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:02,381 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:02,382 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0621a.c [2019-11-26 16:59:02,486 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cebc82960/d6cb6dd036ca4fe09d206215b7cafc41/FLAGe7423b410 [2019-11-26 16:59:03,229 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:03,230 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0621a.c [2019-11-26 16:59:03,246 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cebc82960/d6cb6dd036ca4fe09d206215b7cafc41/FLAGe7423b410 [2019-11-26 16:59:03,517 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cebc82960/d6cb6dd036ca4fe09d206215b7cafc41 [2019-11-26 16:59:03,522 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:03,525 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:03,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:03,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:03,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:03,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:03" (1/1) ... [2019-11-26 16:59:03,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@216a4388 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:03, skipping insertion in model container [2019-11-26 16:59:03,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:03" (1/1) ... [2019-11-26 16:59:03,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:03,607 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:04,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:04,085 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:04,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:04,267 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:04,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:04 WrapperNode [2019-11-26 16:59:04,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:04,271 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:04,274 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:04,274 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:04,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:04" (1/1) ... [2019-11-26 16:59:04,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:04" (1/1) ... [2019-11-26 16:59:04,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:04,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:04,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:04,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:04,398 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:04" (1/1) ... [2019-11-26 16:59:04,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:04" (1/1) ... [2019-11-26 16:59:04,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:04" (1/1) ... [2019-11-26 16:59:04,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:04" (1/1) ... [2019-11-26 16:59:04,452 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:04" (1/1) ... [2019-11-26 16:59:04,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:04" (1/1) ... [2019-11-26 16:59:04,487 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:04" (1/1) ... [2019-11-26 16:59:04,495 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:04,501 INFO L168 Benchmark]: Toolchain (without parser) took 975.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.6 MB in the beginning and 984.3 MB in the end (delta: -19.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:04,506 INFO L168 Benchmark]: CDTParser took 0.21 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. [2019-11-26 16:59:04,507 INFO L168 Benchmark]: CACSL2BoogieTranslator took 740.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.6 MB in the beginning and 984.3 MB in the end (delta: -19.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:04,510 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.10 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 16:59:04,511 INFO L168 Benchmark]: Boogie Preprocessor took 108.08 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 16:59:04,524 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 740.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.6 MB in the beginning and 984.3 MB in the end (delta: -19.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 119.10 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 108.08 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...