./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1051.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_1051.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 0fa375491f6ee23468a1ede5cb9608fff6035ced ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_1051.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 0fa375491f6ee23468a1ede5cb9608fff6035ced ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:08:36,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:36,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:36,830 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:36,831 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:36,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:36,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:36,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:36,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:36,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:36,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:36,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:36,877 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:36,882 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:36,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:36,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:36,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:36,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:36,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:36,915 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:36,923 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:36,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:36,933 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:36,937 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:36,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:36,948 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:36,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:36,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:36,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:36,955 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:36,957 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:36,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:36,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:36,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:36,969 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:36,971 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:36,972 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:36,974 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:36,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:36,978 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:36,980 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:36,982 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:08:37,024 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:37,025 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:37,027 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:37,030 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:37,030 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:37,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:37,031 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:37,031 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:08:37,033 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:37,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:37,034 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:37,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:37,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:37,037 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:37,038 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:37,038 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:37,042 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:37,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:37,043 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:37,043 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:37,043 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:37,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:37,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:37,044 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:37,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:37,045 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:08:37,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:08:37,046 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:37,047 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 -> 0fa375491f6ee23468a1ede5cb9608fff6035ced [2019-11-27 16:08:37,611 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:37,642 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:37,649 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:37,653 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:37,655 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:37,656 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1051.c [2019-11-27 16:08:37,813 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e428e86ef/80594ecd831d44058b48d801ff036bcc/FLAGaefb73bdc [2019-11-27 16:08:38,875 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:38,878 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1051.c [2019-11-27 16:08:38,896 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e428e86ef/80594ecd831d44058b48d801ff036bcc/FLAGaefb73bdc [2019-11-27 16:08:39,102 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e428e86ef/80594ecd831d44058b48d801ff036bcc [2019-11-27 16:08:39,107 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:39,109 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:39,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:39,119 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:39,123 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:39,124 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:39" (1/1) ... [2019-11-27 16:08:39,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@150a0e5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:39, skipping insertion in model container [2019-11-27 16:08:39,131 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:39" (1/1) ... [2019-11-27 16:08:39,147 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:39,207 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:39,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:39,694 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:39,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:39,917 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:39,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:39 WrapperNode [2019-11-27 16:08:39,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:39,920 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:39,920 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:39,921 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:39,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:39" (1/1) ... [2019-11-27 16:08:39,977 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:39" (1/1) ... [2019-11-27 16:08:40,029 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:40,032 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:40,032 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:40,032 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:40,043 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:39" (1/1) ... [2019-11-27 16:08:40,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:39" (1/1) ... [2019-11-27 16:08:40,051 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:39" (1/1) ... [2019-11-27 16:08:40,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:39" (1/1) ... [2019-11-27 16:08:40,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:39" (1/1) ... [2019-11-27 16:08:40,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:39" (1/1) ... [2019-11-27 16:08:40,101 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:39" (1/1) ... [2019-11-27 16:08:40,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:40,116 INFO L168 Benchmark]: Toolchain (without parser) took 1003.73 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 985.7 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:40,133 INFO L168 Benchmark]: CDTParser took 1.39 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 16:08:40,135 INFO L168 Benchmark]: CACSL2BoogieTranslator took 801.46 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 991.4 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:40,140 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.13 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:40,141 INFO L168 Benchmark]: Boogie Preprocessor took 78.14 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:40,154 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.39 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 801.46 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 991.4 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 111.13 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 78.14 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 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 0.1.24-509859d [2019-11-27 16:08:44,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:44,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:44,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:44,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:44,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:44,099 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:44,128 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:44,131 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:44,137 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:44,139 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:44,144 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:44,147 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:44,151 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:44,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:44,162 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:44,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:44,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:44,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:44,182 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:44,188 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:44,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:44,197 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:44,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:44,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:44,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:44,211 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:44,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:44,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:44,217 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:44,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:44,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:44,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:44,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:44,228 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:44,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:44,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:44,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:44,233 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:44,237 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:44,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:44,242 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:08:44,281 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:44,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:44,285 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:44,287 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:44,287 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:44,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:44,290 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:44,290 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:44,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:44,291 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:44,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:44,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:44,293 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:08:44,296 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:08:44,296 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:44,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:44,297 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:44,297 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:44,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:44,298 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:44,298 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:44,298 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:44,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:44,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:44,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:44,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:44,302 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:08:44,302 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:08:44,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:44,303 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:08:44,307 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 -> 0fa375491f6ee23468a1ede5cb9608fff6035ced [2019-11-27 16:08:44,884 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:44,914 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:44,926 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:44,928 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:44,929 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:44,931 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1051.c [2019-11-27 16:08:45,079 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c4264d9c/fac848251a5b46c1ae2897e13ee80996/FLAG51bbc5fc5 [2019-11-27 16:08:46,143 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:46,144 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1051.c [2019-11-27 16:08:46,165 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c4264d9c/fac848251a5b46c1ae2897e13ee80996/FLAG51bbc5fc5 [2019-11-27 16:08:46,285 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c4264d9c/fac848251a5b46c1ae2897e13ee80996 [2019-11-27 16:08:46,294 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:46,303 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:46,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:46,305 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:46,315 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:46,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:46" (1/1) ... [2019-11-27 16:08:46,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1542a42d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:46, skipping insertion in model container [2019-11-27 16:08:46,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:46" (1/1) ... [2019-11-27 16:08:46,344 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:46,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:46,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:46,950 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:47,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:47,229 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:47,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:47 WrapperNode [2019-11-27 16:08:47,230 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:47,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:47,238 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:47,238 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:47,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:47" (1/1) ... [2019-11-27 16:08:47,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:47" (1/1) ... [2019-11-27 16:08:47,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:47,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:47,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:47,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:47,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:47" (1/1) ... [2019-11-27 16:08:47,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:47" (1/1) ... [2019-11-27 16:08:47,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:47" (1/1) ... [2019-11-27 16:08:47,353 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:47" (1/1) ... [2019-11-27 16:08:47,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:47" (1/1) ... [2019-11-27 16:08:47,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:47" (1/1) ... [2019-11-27 16:08:47,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:47" (1/1) ... [2019-11-27 16:08:47,409 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:47,425 INFO L168 Benchmark]: Toolchain (without parser) took 1116.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.1 MB in the end (delta: -18.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:47,426 INFO L168 Benchmark]: CDTParser took 1.53 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 16:08:47,429 INFO L168 Benchmark]: CACSL2BoogieTranslator took 926.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.3 MB in the end (delta: -25.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:47,430 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.26 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 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 16:08:47,432 INFO L168 Benchmark]: Boogie Preprocessor took 83.99 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:47,448 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.53 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 926.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.3 MB in the end (delta: -25.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 90.26 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 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. * Boogie Preprocessor took 83.99 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.1 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...