./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0490a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0490a.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 42a5ff50ef75a9bc2b11724463e26eddfdf3a733 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0490a.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 42a5ff50ef75a9bc2b11724463e26eddfdf3a733 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:59:57,787 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:57,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:57,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:57,829 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:57,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:57,835 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:57,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:57,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:57,862 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:57,863 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:57,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:57,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:57,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:57,879 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:57,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:57,887 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:57,894 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:57,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:57,906 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:57,912 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:57,917 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:57,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:57,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:57,935 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:57,936 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:57,936 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:57,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:57,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:57,943 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:57,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:57,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:57,948 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:57,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:57,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:57,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:57,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:57,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:57,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:57,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:57,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:57,967 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:59:58,006 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:58,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:58,011 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:58,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:58,012 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:58,015 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:58,015 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:58,015 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:59:58,016 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:58,016 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:58,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:58,018 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:58,021 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:58,021 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:58,022 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:58,022 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:58,022 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:58,023 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:58,023 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:58,023 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:58,024 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:58,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:58,026 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:58,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:58,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:58,027 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:59:58,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:59:58,027 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:58,029 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 -> 42a5ff50ef75a9bc2b11724463e26eddfdf3a733 [2019-11-26 16:59:58,573 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:58,606 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:58,614 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:58,617 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:58,622 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:58,623 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0490a.c [2019-11-26 16:59:58,782 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0678b3688/f3f1c02bc9294aecba496ed874e8515e/FLAG3906ad302 [2019-11-26 16:59:59,873 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:59,875 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0490a.c [2019-11-26 16:59:59,896 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0678b3688/f3f1c02bc9294aecba496ed874e8515e/FLAG3906ad302 [2019-11-26 16:59:59,934 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0678b3688/f3f1c02bc9294aecba496ed874e8515e [2019-11-26 16:59:59,943 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:59,946 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:59,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:59,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:59,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:59,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,971 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 26.11 04:59:59, skipping insertion in model container [2019-11-26 16:59:59,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:00,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:00,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:00,670 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:00,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:00,970 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:00,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00 WrapperNode [2019-11-26 17:00:00,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:00,978 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:00,978 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:00,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:00,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:01,027 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:01,115 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:01,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:01,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:01,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:01,135 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:01,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:01,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:01,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:01,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:01,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:01,243 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:01,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:01,263 INFO L168 Benchmark]: Toolchain (without parser) took 1314.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.5 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:01,273 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:01,275 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1022.02 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:01,279 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.78 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:01,281 INFO L168 Benchmark]: Boogie Preprocessor took 139.05 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:01,295 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1022.02 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 137.78 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 139.05 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:00:05,071 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:05,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:05,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:05,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:05,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:05,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:05,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:05,141 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:05,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:05,150 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:05,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:05,157 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:05,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:05,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:05,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:05,175 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:05,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:05,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:05,192 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:05,201 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:05,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:05,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:05,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:05,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:05,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:05,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:05,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:05,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:05,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:05,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:05,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:05,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:05,234 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:05,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:05,238 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:05,239 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:05,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:05,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:05,245 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:05,248 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:05,250 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:00:05,287 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:05,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:05,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:05,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:05,296 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:05,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:05,297 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:05,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:05,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:05,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:05,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:05,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:05,301 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:00:05,302 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:00:05,302 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:05,302 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:05,303 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:05,304 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:05,304 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:05,306 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:05,306 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:05,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:05,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:05,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:05,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:05,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:05,310 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:00:05,310 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:00:05,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:05,311 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:00:05,312 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 -> 42a5ff50ef75a9bc2b11724463e26eddfdf3a733 [2019-11-26 17:00:05,890 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:05,922 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:05,929 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:05,933 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:05,936 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:05,938 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0490a.c [2019-11-26 17:00:06,099 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/649940907/be313bdd85704cb89d80ce54da402e85/FLAG1c5152c60 [2019-11-26 17:00:07,237 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:07,239 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0490a.c [2019-11-26 17:00:07,261 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/649940907/be313bdd85704cb89d80ce54da402e85/FLAG1c5152c60 [2019-11-26 17:00:07,299 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/649940907/be313bdd85704cb89d80ce54da402e85 [2019-11-26 17:00:07,306 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:07,314 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:07,319 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:07,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:07,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:07,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:07" (1/1) ... [2019-11-26 17:00:07,340 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 26.11 05:00:07, skipping insertion in model container [2019-11-26 17:00:07,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:07" (1/1) ... [2019-11-26 17:00:07,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:07,437 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:08,065 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:08,086 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:08,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:08,405 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:08,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08 WrapperNode [2019-11-26 17:00:08,406 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:08,407 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:08,407 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:08,408 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:08,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,559 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:08,562 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:08,562 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:08,562 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:08,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,602 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,664 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:08,671 INFO L168 Benchmark]: Toolchain (without parser) took 1357.45 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 983.9 MB in the end (delta: -22.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:08,672 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. [2019-11-26 17:00:08,675 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1087.57 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 989.6 MB in the end (delta: -27.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:08,676 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.60 ms. Allocated memory is still 1.0 GB. Free memory was 989.6 MB in the beginning and 983.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:08,677 INFO L168 Benchmark]: Boogie Preprocessor took 103.72 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:08,692 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 1087.57 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 989.6 MB in the end (delta: -27.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 154.60 ms. Allocated memory is still 1.0 GB. Free memory was 989.6 MB in the beginning and 983.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 103.72 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...