./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1252b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_1252b.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 6f57b560c2271100a3cc213cf38aa06905e4b86e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1252b.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 6f57b560c2271100a3cc213cf38aa06905e4b86e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:47:05,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:05,023 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:05,056 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:05,058 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:05,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:05,065 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:05,068 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:05,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:05,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:05,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:05,099 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:05,100 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:05,105 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:05,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:05,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:05,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:05,124 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:05,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:05,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:05,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:05,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:05,154 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:05,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:05,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:05,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:05,167 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:05,169 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:05,171 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:05,174 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:05,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:05,177 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:05,178 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:05,183 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:05,185 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:05,185 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:05,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:05,190 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:05,190 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:05,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:05,198 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:05,199 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:47:05,240 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:05,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:05,245 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:05,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:05,247 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:05,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:05,249 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:05,249 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:47:05,249 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:05,252 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:05,253 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:05,254 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:05,254 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:05,254 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:05,255 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:05,255 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:05,255 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:05,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:05,258 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:05,259 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:05,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:05,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:05,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:05,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:05,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:05,260 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:47:05,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:47:05,263 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:05,263 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 -> 6f57b560c2271100a3cc213cf38aa06905e4b86e [2019-11-27 09:47:05,920 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:05,954 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:05,963 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:05,966 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:05,970 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:05,971 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1252b.c [2019-11-27 09:47:06,128 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f67260a8/774501c83b2e4e6c905473268bbffc9b/FLAG2cda02be7 [2019-11-27 09:47:07,195 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:07,198 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1252b.c [2019-11-27 09:47:07,220 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f67260a8/774501c83b2e4e6c905473268bbffc9b/FLAG2cda02be7 [2019-11-27 09:47:07,255 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f67260a8/774501c83b2e4e6c905473268bbffc9b [2019-11-27 09:47:07,264 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:07,267 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:07,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:07,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:07,279 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:07,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:07" (1/1) ... [2019-11-27 09:47:07,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c001282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:07, skipping insertion in model container [2019-11-27 09:47:07,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:07" (1/1) ... [2019-11-27 09:47:07,311 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:07,367 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:07,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:07,861 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:08,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:08,084 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:08,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:08 WrapperNode [2019-11-27 09:47:08,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:08,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:08,094 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:08,094 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:08,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:08" (1/1) ... [2019-11-27 09:47:08,148 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:08" (1/1) ... [2019-11-27 09:47:08,229 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:08,231 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:08,231 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:08,232 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:08,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:08" (1/1) ... [2019-11-27 09:47:08,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:08" (1/1) ... [2019-11-27 09:47:08,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:08" (1/1) ... [2019-11-27 09:47:08,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:08" (1/1) ... [2019-11-27 09:47:08,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:08" (1/1) ... [2019-11-27 09:47:08,319 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:08" (1/1) ... [2019-11-27 09:47:08,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:08" (1/1) ... [2019-11-27 09:47:08,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:08,342 INFO L168 Benchmark]: Toolchain (without parser) took 1068.74 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 09:47:08,355 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:08,357 INFO L168 Benchmark]: CACSL2BoogieTranslator took 815.33 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 991.5 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:08,361 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.94 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 09:47:08,366 INFO L168 Benchmark]: Boogie Preprocessor took 101.31 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 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 09:47:08,377 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 815.33 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 991.5 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 136.94 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 101.31 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 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-da95e15 [2019-11-27 09:47:12,207 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:12,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:12,246 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:12,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:12,250 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:12,255 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:12,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:12,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:12,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:12,285 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:12,290 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:12,291 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:12,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:12,296 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:12,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:12,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:12,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:12,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:12,321 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:12,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:12,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:12,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:12,346 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:12,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:12,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:12,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:12,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:12,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:12,364 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:12,364 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:12,365 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:12,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:12,370 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:12,374 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:12,374 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:12,375 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:12,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:12,379 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:12,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:12,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:12,386 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:47:12,425 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:12,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:12,432 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:12,434 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:12,434 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:12,434 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:12,435 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:12,437 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:12,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:12,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:12,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:12,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:12,439 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:47:12,442 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:47:12,443 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:12,443 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:12,443 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:12,443 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:12,444 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:12,444 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:12,444 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:12,444 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:12,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:12,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:12,450 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:12,450 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:12,450 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:47:12,450 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:47:12,451 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:12,451 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:47:12,452 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 -> 6f57b560c2271100a3cc213cf38aa06905e4b86e [2019-11-27 09:47:13,014 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:13,043 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:13,051 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:13,055 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:13,058 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:13,060 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1252b.c [2019-11-27 09:47:13,187 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d4b409db/b3b16dc0068b41dfa7dc2e0686fb5c30/FLAG36c433b40 [2019-11-27 09:47:14,261 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:14,262 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1252b.c [2019-11-27 09:47:14,282 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d4b409db/b3b16dc0068b41dfa7dc2e0686fb5c30/FLAG36c433b40 [2019-11-27 09:47:14,388 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d4b409db/b3b16dc0068b41dfa7dc2e0686fb5c30 [2019-11-27 09:47:14,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:14,398 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:14,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:14,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:14,418 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:14,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:14" (1/1) ... [2019-11-27 09:47:14,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182d43ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:14, skipping insertion in model container [2019-11-27 09:47:14,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:14" (1/1) ... [2019-11-27 09:47:14,451 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:14,504 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:15,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:15,027 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:15,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:15,253 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:15,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:15 WrapperNode [2019-11-27 09:47:15,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:15,256 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:15,256 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:15,256 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:15,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:15" (1/1) ... [2019-11-27 09:47:15,299 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:15" (1/1) ... [2019-11-27 09:47:15,364 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:15,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:15,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:15,366 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:15,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:15" (1/1) ... [2019-11-27 09:47:15,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:15" (1/1) ... [2019-11-27 09:47:15,399 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:15" (1/1) ... [2019-11-27 09:47:15,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:15" (1/1) ... [2019-11-27 09:47:15,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:15" (1/1) ... [2019-11-27 09:47:15,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:15" (1/1) ... [2019-11-27 09:47:15,448 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:15" (1/1) ... [2019-11-27 09:47:15,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:15,471 INFO L168 Benchmark]: Toolchain (without parser) took 1072.05 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 985.5 MB in the end (delta: -18.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:15,472 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:15,476 INFO L168 Benchmark]: CACSL2BoogieTranslator took 842.61 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 996.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:15,479 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.99 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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 09:47:15,481 INFO L168 Benchmark]: Boogie Preprocessor took 97.78 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 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. [2019-11-27 09:47:15,498 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 842.61 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 996.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 109.99 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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 97.78 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...