./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0250b.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_0250b.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 4c2ea93ce7d7bb69fdc51471a426b8c62557813c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0250b.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 4c2ea93ce7d7bb69fdc51471a426b8c62557813c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:46:01,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:46:01,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:46:01,721 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:46:01,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:46:01,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:46:01,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:46:01,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:46:01,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:46:01,773 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:46:01,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:46:01,783 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:46:01,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:46:01,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:46:01,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:46:01,802 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:46:01,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:46:01,812 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:46:01,817 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:46:01,829 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:46:01,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:46:01,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:46:01,849 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:46:01,851 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:46:01,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:46:01,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:46:01,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:46:01,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:46:01,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:46:01,871 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:46:01,872 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:46:01,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:46:01,876 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:46:01,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:46:01,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:46:01,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:46:01,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:46:01,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:46:01,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:46:01,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:46:01,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:46:01,896 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:46:01,935 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:46:01,937 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:46:01,942 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:46:01,943 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:46:01,943 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:46:01,947 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:46:01,947 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:46:01,948 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:46:01,948 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:46:01,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:46:01,950 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:46:01,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:46:01,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:46:01,951 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:46:01,951 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:46:01,953 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:46:01,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:46:01,953 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:46:01,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:46:01,955 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:46:01,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:46:01,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:46:01,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:46:01,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:46:01,958 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:46:01,960 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:46:01,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:46:01,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:46:01,961 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 -> 4c2ea93ce7d7bb69fdc51471a426b8c62557813c [2019-11-27 09:46:02,548 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:46:02,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:46:02,592 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:46:02,593 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:46:02,596 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:46:02,598 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0250b.c [2019-11-27 09:46:02,766 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71ae1f3c0/554dedf4d03e43dfb77f506ac631b6cd/FLAGd8e3a2557 [2019-11-27 09:46:03,844 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:46:03,851 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0250b.c [2019-11-27 09:46:03,878 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71ae1f3c0/554dedf4d03e43dfb77f506ac631b6cd/FLAGd8e3a2557 [2019-11-27 09:46:03,915 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71ae1f3c0/554dedf4d03e43dfb77f506ac631b6cd [2019-11-27 09:46:03,922 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:46:03,927 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:46:03,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:03,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:46:03,939 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:46:03,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:03" (1/1) ... [2019-11-27 09:46:03,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f35d551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:03, skipping insertion in model container [2019-11-27 09:46:03,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:03" (1/1) ... [2019-11-27 09:46:03,966 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:46:04,062 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:46:04,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:04,781 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:46:04,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:05,032 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:46:05,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:05 WrapperNode [2019-11-27 09:46:05,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:05,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:05,040 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:46:05,040 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:46:05,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:05" (1/1) ... [2019-11-27 09:46:05,109 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:05" (1/1) ... [2019-11-27 09:46:05,198 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:05,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:46:05,201 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:46:05,201 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:46:05,213 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:05" (1/1) ... [2019-11-27 09:46:05,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:05" (1/1) ... [2019-11-27 09:46:05,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:05" (1/1) ... [2019-11-27 09:46:05,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:05" (1/1) ... [2019-11-27 09:46:05,271 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:05" (1/1) ... [2019-11-27 09:46:05,292 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:05" (1/1) ... [2019-11-27 09:46:05,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:05" (1/1) ... [2019-11-27 09:46:05,324 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:46:05,336 INFO L168 Benchmark]: Toolchain (without parser) took 1405.15 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 978.6 MB in the end (delta: -11.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:05,337 INFO L168 Benchmark]: CDTParser took 3.75 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 09:46:05,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1105.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.4 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:05,343 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.35 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:05,345 INFO L168 Benchmark]: Boogie Preprocessor took 128.60 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:05,357 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.75 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 1105.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.4 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.35 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 128.60 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:46:09,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:46:09,457 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:46:09,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:46:09,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:46:09,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:46:09,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:46:09,525 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:46:09,527 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:46:09,534 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:46:09,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:46:09,542 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:46:09,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:46:09,551 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:46:09,553 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:46:09,558 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:46:09,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:46:09,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:46:09,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:46:09,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:46:09,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:46:09,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:46:09,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:46:09,604 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:46:09,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:46:09,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:46:09,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:46:09,620 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:46:09,621 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:46:09,622 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:46:09,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:46:09,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:46:09,629 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:46:09,631 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:46:09,634 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:46:09,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:46:09,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:46:09,638 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:46:09,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:46:09,644 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:46:09,646 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:46:09,647 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:46:09,689 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:46:09,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:46:09,697 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:46:09,697 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:46:09,698 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:46:09,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:46:09,700 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:46:09,701 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:46:09,701 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:46:09,701 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:46:09,703 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:46:09,704 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:46:09,705 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:46:09,705 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:46:09,706 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:46:09,707 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:46:09,707 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:46:09,707 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:46:09,709 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:46:09,709 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:46:09,709 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:46:09,711 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:46:09,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:46:09,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:46:09,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:46:09,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:46:09,714 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:46:09,715 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:46:09,715 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:46:09,715 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:46:09,718 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 -> 4c2ea93ce7d7bb69fdc51471a426b8c62557813c [2019-11-27 09:46:10,304 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:46:10,342 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:46:10,350 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:46:10,356 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:46:10,356 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:46:10,358 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0250b.c [2019-11-27 09:46:10,528 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9205c7b45/1b45cacbe5ae4ccbac89f6b7c9bdb869/FLAG32e5b2b63 [2019-11-27 09:46:11,659 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:46:11,663 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0250b.c [2019-11-27 09:46:11,687 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9205c7b45/1b45cacbe5ae4ccbac89f6b7c9bdb869/FLAG32e5b2b63 [2019-11-27 09:46:11,725 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9205c7b45/1b45cacbe5ae4ccbac89f6b7c9bdb869 [2019-11-27 09:46:11,734 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:46:11,742 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:46:11,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:11,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:46:11,754 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:46:11,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:11" (1/1) ... [2019-11-27 09:46:11,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7cbcc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:11, skipping insertion in model container [2019-11-27 09:46:11,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:11" (1/1) ... [2019-11-27 09:46:11,774 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:46:11,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:46:12,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:12,612 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:46:12,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:12,880 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:46:12,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:12 WrapperNode [2019-11-27 09:46:12,886 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:12,887 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:12,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:46:12,888 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:46:12,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:12" (1/1) ... [2019-11-27 09:46:12,961 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:12" (1/1) ... [2019-11-27 09:46:13,061 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:13,069 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:46:13,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:46:13,070 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:46:13,088 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:12" (1/1) ... [2019-11-27 09:46:13,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:12" (1/1) ... [2019-11-27 09:46:13,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:12" (1/1) ... [2019-11-27 09:46:13,107 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:12" (1/1) ... [2019-11-27 09:46:13,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:12" (1/1) ... [2019-11-27 09:46:13,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:12" (1/1) ... [2019-11-27 09:46:13,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:12" (1/1) ... [2019-11-27 09:46:13,205 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:46:13,212 INFO L168 Benchmark]: Toolchain (without parser) took 1469.37 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 978.3 MB in the end (delta: -10.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:13,214 INFO L168 Benchmark]: CDTParser took 1.09 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 09:46:13,226 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1142.17 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 984.0 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:13,228 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.47 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:13,235 INFO L168 Benchmark]: Boogie Preprocessor took 139.53 ms. Allocated memory is still 1.0 GB. Free memory was 984.0 MB in the beginning and 978.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:13,240 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1142.17 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 984.0 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 181.47 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 139.53 ms. Allocated memory is still 1.0 GB. Free memory was 984.0 MB in the beginning and 978.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...