./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0550a.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_0550a.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 a98751903f8419a034669a90bad35fe323506852 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0550a.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 a98751903f8419a034669a90bad35fe323506852 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:51:09,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:51:09,269 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:51:09,302 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:51:09,304 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:51:09,306 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:51:09,308 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:51:09,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:51:09,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:51:09,338 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:51:09,342 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:51:09,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:51:09,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:51:09,353 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:51:09,354 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:51:09,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:51:09,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:51:09,365 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:51:09,370 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:51:09,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:51:09,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:51:09,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:51:09,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:51:09,393 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:51:09,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:51:09,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:51:09,404 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:51:09,406 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:51:09,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:51:09,410 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:51:09,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:51:09,412 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:51:09,415 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:51:09,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:51:09,422 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:51:09,422 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:51:09,425 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:51:09,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:51:09,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:51:09,431 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:51:09,434 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:51:09,437 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:51:09,477 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:51:09,477 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:51:09,482 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:51:09,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:51:09,483 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:51:09,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:51:09,484 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:51:09,486 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:51:09,486 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:51:09,486 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:51:09,487 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:51:09,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:51:09,488 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:51:09,491 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:51:09,491 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:51:09,492 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:51:09,492 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:51:09,492 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:51:09,493 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:51:09,493 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:51:09,493 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:51:09,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:51:09,496 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:51:09,496 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:51:09,497 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:51:09,497 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:51:09,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:51:09,497 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:51:09,500 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 -> a98751903f8419a034669a90bad35fe323506852 [2019-11-25 22:51:10,075 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:51:10,104 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:51:10,112 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:51:10,117 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:51:10,118 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:51:10,119 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0550a.c [2019-11-25 22:51:10,273 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b29200e10/ed3119a148e04cfcb2d0418cd22066b1/FLAG84595c4b1 [2019-11-25 22:51:11,477 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:51:11,478 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0550a.c [2019-11-25 22:51:11,516 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b29200e10/ed3119a148e04cfcb2d0418cd22066b1/FLAG84595c4b1 [2019-11-25 22:51:11,567 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b29200e10/ed3119a148e04cfcb2d0418cd22066b1 [2019-11-25 22:51:11,578 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:51:11,580 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:51:11,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:11,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:51:11,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:51:11,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:11" (1/1) ... [2019-11-25 22:51:11,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a8eb7d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:11, skipping insertion in model container [2019-11-25 22:51:11,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:11" (1/1) ... [2019-11-25 22:51:11,622 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:51:11,727 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:51:12,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:51:12,784 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:51:13,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:51:13,145 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:51:13,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:13 WrapperNode [2019-11-25 22:51:13,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:13,156 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:51:13,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:51:13,157 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:51:13,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:13" (1/1) ... [2019-11-25 22:51:13,273 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:13" (1/1) ... [2019-11-25 22:51:13,475 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:51:13,479 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:51:13,479 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:51:13,480 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:51:13,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:13" (1/1) ... [2019-11-25 22:51:13,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:13" (1/1) ... [2019-11-25 22:51:13,540 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:13" (1/1) ... [2019-11-25 22:51:13,542 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:13" (1/1) ... [2019-11-25 22:51:13,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:13" (1/1) ... [2019-11-25 22:51:13,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:13" (1/1) ... [2019-11-25 22:51:13,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:13" (1/1) ... [2019-11-25 22:51:13,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:51:13,849 INFO L168 Benchmark]: Toolchain (without parser) took 2263.62 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 949.6 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:13,851 INFO L168 Benchmark]: CDTParser took 0.34 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 22:51:13,854 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1566.90 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 972.5 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:13,855 INFO L168 Benchmark]: Boogie Procedure Inliner took 322.58 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 961.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:13,862 INFO L168 Benchmark]: Boogie Preprocessor took 361.73 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 949.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:13,871 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1566.90 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 972.5 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 322.58 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 961.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 361.73 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 949.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 22:51:17,632 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:51:17,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:51:17,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:51:17,675 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:51:17,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:51:17,682 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:51:17,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:51:17,706 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:51:17,709 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:51:17,715 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:51:17,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:51:17,721 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:51:17,725 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:51:17,729 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:51:17,731 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:51:17,736 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:51:17,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:51:17,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:51:17,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:51:17,761 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:51:17,766 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:51:17,770 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:51:17,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:51:17,784 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:51:17,784 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:51:17,785 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:51:17,789 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:51:17,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:51:17,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:51:17,793 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:51:17,794 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:51:17,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:51:17,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:51:17,803 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:51:17,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:51:17,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:51:17,808 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:51:17,808 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:51:17,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:51:17,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:51:17,818 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:51:17,854 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:51:17,857 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:51:17,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:51:17,863 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:51:17,863 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:51:17,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:51:17,865 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:51:17,865 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:51:17,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:51:17,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:51:17,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:51:17,870 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:51:17,870 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:51:17,871 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:51:17,871 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:51:17,872 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:51:17,872 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:51:17,872 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:51:17,873 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:51:17,876 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:51:17,876 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:51:17,876 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:51:17,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:51:17,877 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:51:17,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:51:17,878 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:51:17,878 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:51:17,878 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:51:17,878 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:51:17,879 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:51:17,882 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 -> a98751903f8419a034669a90bad35fe323506852 [2019-11-25 22:51:18,408 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:51:18,438 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:51:18,445 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:51:18,453 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:51:18,454 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:51:18,456 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0550a.c [2019-11-25 22:51:18,608 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09d0fe253/5aaab63885d94155b292b3d0dfcd5480/FLAGfef3363b3 [2019-11-25 22:51:19,781 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:51:19,782 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0550a.c [2019-11-25 22:51:19,820 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09d0fe253/5aaab63885d94155b292b3d0dfcd5480/FLAGfef3363b3 [2019-11-25 22:51:20,295 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09d0fe253/5aaab63885d94155b292b3d0dfcd5480 [2019-11-25 22:51:20,305 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:51:20,312 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:51:20,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:20,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:51:20,326 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:51:20,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:20" (1/1) ... [2019-11-25 22:51:20,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13023e54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:20, skipping insertion in model container [2019-11-25 22:51:20,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:20" (1/1) ... [2019-11-25 22:51:20,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:51:20,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:51:21,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:51:21,622 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:51:22,001 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:51:22,094 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:51:22,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:22 WrapperNode [2019-11-25 22:51:22,102 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:22,103 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:51:22,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:51:22,103 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:51:22,128 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 22:51:22,217 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 22:51:22,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:51:22,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:51:22,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:51:22,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:51:22,479 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 22:51:22,479 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 22:51:22,525 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 22:51:22,526 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 22:51:22,711 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 22:51:22,786 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 22:51:22,812 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 22:51:22,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:51:22,863 INFO L168 Benchmark]: Toolchain (without parser) took 2548.13 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 945.4 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:22,864 INFO L168 Benchmark]: CDTParser took 0.33 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 22:51:22,866 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1786.27 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 968.3 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:22,867 INFO L168 Benchmark]: Boogie Procedure Inliner took 350.29 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 956.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:22,872 INFO L168 Benchmark]: Boogie Preprocessor took 401.14 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 945.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:22,882 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 1786.27 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 968.3 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 350.29 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 956.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 401.14 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 945.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...