./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1052c.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/float_req_bl_1052c.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 93969ab48cbc6136b5ad0701aa11c46dc35b2390 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/float_req_bl_1052c.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 93969ab48cbc6136b5ad0701aa11c46dc35b2390 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:47:59,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:59,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:59,813 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:59,816 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:59,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:59,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:59,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:59,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:59,854 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:59,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:59,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:59,864 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:59,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:59,872 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:59,875 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:59,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:59,882 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:59,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:59,896 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:59,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:59,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:59,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:59,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:59,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:59,925 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:59,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:59,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:59,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:59,934 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:59,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:59,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:59,939 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:59,943 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:59,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:59,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:59,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:59,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:59,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:59,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:59,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:59,960 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:48:00,009 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:00,011 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:00,019 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:00,019 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:00,021 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:00,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:00,022 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:00,022 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:48:00,024 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:00,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:00,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:00,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:00,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:00,027 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:00,027 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:00,029 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:00,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:00,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:00,031 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:00,031 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:00,031 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:00,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:00,033 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:00,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:00,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:00,036 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:48:00,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:48:00,037 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:00,037 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 -> 93969ab48cbc6136b5ad0701aa11c46dc35b2390 [2019-11-27 09:48:00,600 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:00,630 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:00,637 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:00,641 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:00,643 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:00,644 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1052c.c [2019-11-27 09:48:00,802 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2576c9f8/c7e8d66cff64407594dd1149b53b63df/FLAG1cffd5340 [2019-11-27 09:48:01,824 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:01,825 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1052c.c [2019-11-27 09:48:01,844 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2576c9f8/c7e8d66cff64407594dd1149b53b63df/FLAG1cffd5340 [2019-11-27 09:48:02,078 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2576c9f8/c7e8d66cff64407594dd1149b53b63df [2019-11-27 09:48:02,085 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:02,091 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:02,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:02,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:02,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:02,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:02" (1/1) ... [2019-11-27 09:48:02,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:02, skipping insertion in model container [2019-11-27 09:48:02,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:02" (1/1) ... [2019-11-27 09:48:02,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:02,183 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:02,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:02,683 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:02,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:02,927 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:02,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:02 WrapperNode [2019-11-27 09:48:02,929 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:02,936 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:02,936 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:02,937 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:02,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:02" (1/1) ... [2019-11-27 09:48:02,984 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:02" (1/1) ... [2019-11-27 09:48:03,029 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:03,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:03,032 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:03,032 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:03,043 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:02" (1/1) ... [2019-11-27 09:48:03,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:02" (1/1) ... [2019-11-27 09:48:03,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:02" (1/1) ... [2019-11-27 09:48:03,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:02" (1/1) ... [2019-11-27 09:48:03,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:02" (1/1) ... [2019-11-27 09:48:03,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:02" (1/1) ... [2019-11-27 09:48:03,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:02" (1/1) ... [2019-11-27 09:48:03,120 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:03,140 INFO L168 Benchmark]: Toolchain (without parser) took 1033.90 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 984.3 MB in the end (delta: -24.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:03,144 INFO L168 Benchmark]: CDTParser took 3.52 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:03,150 INFO L168 Benchmark]: CACSL2BoogieTranslator took 833.26 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 991.5 MB in the end (delta: -31.2 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:03,152 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.27 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:03,153 INFO L168 Benchmark]: Boogie Preprocessor took 90.07 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:03,165 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.52 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 833.26 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 991.5 MB in the end (delta: -31.2 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 95.27 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 90.07 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. 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 09:48:07,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:07,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:07,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:07,153 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:07,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:07,162 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:07,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:07,186 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:07,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:07,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:07,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:07,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:07,208 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:07,211 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:07,215 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:07,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:07,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:07,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:07,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:07,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:07,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:07,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:07,265 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:07,274 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:07,275 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:07,275 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:07,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:07,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:07,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:07,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:07,286 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:07,288 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:07,292 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:07,295 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:07,297 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:07,300 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:07,300 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:07,302 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:07,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:07,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:07,310 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:48:07,353 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:07,355 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:07,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:07,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:07,363 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:07,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:07,364 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:07,364 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:07,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:07,366 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:07,367 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:07,369 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:07,369 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:48:07,370 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:48:07,372 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:07,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:07,372 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:07,373 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:07,373 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:07,375 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:07,375 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:07,375 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:07,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:07,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:07,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:07,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:07,379 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:48:07,379 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:48:07,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:07,383 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:48:07,385 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 -> 93969ab48cbc6136b5ad0701aa11c46dc35b2390 [2019-11-27 09:48:07,906 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:07,941 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:07,950 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:07,956 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:07,957 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:07,960 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1052c.c [2019-11-27 09:48:08,124 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ede7db409/eebd5f28cb1846529126d15b3d1eff5c/FLAG944d35146 [2019-11-27 09:48:09,142 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:09,143 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1052c.c [2019-11-27 09:48:09,161 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ede7db409/eebd5f28cb1846529126d15b3d1eff5c/FLAG944d35146 [2019-11-27 09:48:09,298 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ede7db409/eebd5f28cb1846529126d15b3d1eff5c [2019-11-27 09:48:09,306 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:09,314 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:09,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:09,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:09,326 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:09,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:09" (1/1) ... [2019-11-27 09:48:09,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@668d757e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:09, skipping insertion in model container [2019-11-27 09:48:09,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:09" (1/1) ... [2019-11-27 09:48:09,356 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:09,403 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:09,849 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:09,863 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:10,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:10,094 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:10,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:10 WrapperNode [2019-11-27 09:48:10,095 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:10,102 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:10,102 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:10,103 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:10,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:10" (1/1) ... [2019-11-27 09:48:10,178 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:10" (1/1) ... [2019-11-27 09:48:10,255 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:10,255 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:10,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:10,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:10,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:10" (1/1) ... [2019-11-27 09:48:10,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:10" (1/1) ... [2019-11-27 09:48:10,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:10" (1/1) ... [2019-11-27 09:48:10,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:10" (1/1) ... [2019-11-27 09:48:10,339 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:10" (1/1) ... [2019-11-27 09:48:10,355 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:10" (1/1) ... [2019-11-27 09:48:10,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:10" (1/1) ... [2019-11-27 09:48:10,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:10,389 INFO L168 Benchmark]: Toolchain (without parser) took 1071.43 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 989.8 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:10,392 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:10,396 INFO L168 Benchmark]: CACSL2BoogieTranslator took 778.79 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 997.0 MB in the end (delta: -36.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:10,398 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.97 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:10,402 INFO L168 Benchmark]: Boogie Preprocessor took 124.70 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:10,414 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 778.79 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 997.0 MB in the end (delta: -36.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 152.97 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 124.70 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...