./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0930.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_0930.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 a2549d464b179f7f7f50962dd1fbb8e0dbdceb3b ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0930.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 a2549d464b179f7f7f50962dd1fbb8e0dbdceb3b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:08:28,090 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:28,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:28,133 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:28,136 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:28,138 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:28,142 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:28,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:28,169 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:28,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:28,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:28,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:28,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:28,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:28,194 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:28,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:28,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:28,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:28,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:28,220 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:28,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:28,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:28,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:28,241 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:28,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:28,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:28,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:28,255 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:28,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:28,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:28,262 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:28,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:28,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:28,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:28,273 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:28,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:28,277 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:28,278 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:28,278 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:28,284 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:28,286 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:28,289 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:08:28,334 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:28,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:28,341 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:28,342 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:28,342 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:28,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:28,343 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:28,343 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:08:28,343 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:28,344 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:28,345 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:28,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:28,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:28,348 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:28,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:28,350 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:28,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:28,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:28,351 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:28,351 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:28,353 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:28,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:28,353 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:28,354 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:28,354 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:28,356 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:08:28,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:08:28,356 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:28,357 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 -> a2549d464b179f7f7f50962dd1fbb8e0dbdceb3b [2019-11-27 16:08:28,971 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:29,003 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:29,010 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:29,016 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:29,017 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:29,018 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0930.c [2019-11-27 16:08:29,181 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaefa669f/62ba1f1eb99d41308a9467a39aefbcf9/FLAG0869bd670 [2019-11-27 16:08:30,289 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:30,291 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0930.c [2019-11-27 16:08:30,302 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaefa669f/62ba1f1eb99d41308a9467a39aefbcf9/FLAG0869bd670 [2019-11-27 16:08:30,331 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaefa669f/62ba1f1eb99d41308a9467a39aefbcf9 [2019-11-27 16:08:30,337 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:30,338 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:30,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:30,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:30,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:30,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:30" (1/1) ... [2019-11-27 16:08:30,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48af0003 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:30, skipping insertion in model container [2019-11-27 16:08:30,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:30" (1/1) ... [2019-11-27 16:08:30,372 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:30,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:31,034 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:31,048 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:31,179 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:31,211 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:31,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:31 WrapperNode [2019-11-27 16:08:31,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:31,215 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:31,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:31,216 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:31,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:31" (1/1) ... [2019-11-27 16:08:31,281 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:31" (1/1) ... [2019-11-27 16:08:31,347 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:31,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:31,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:31,350 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:31,362 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:31" (1/1) ... [2019-11-27 16:08:31,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:31" (1/1) ... [2019-11-27 16:08:31,383 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:31" (1/1) ... [2019-11-27 16:08:31,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:31" (1/1) ... [2019-11-27 16:08:31,422 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:31" (1/1) ... [2019-11-27 16:08:31,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:31" (1/1) ... [2019-11-27 16:08:31,450 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:31" (1/1) ... [2019-11-27 16:08:31,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:31,468 INFO L168 Benchmark]: Toolchain (without parser) took 1125.54 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 985.8 MB in the end (delta: -24.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:31,469 INFO L168 Benchmark]: CDTParser took 2.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:31,480 INFO L168 Benchmark]: CACSL2BoogieTranslator took 872.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:31,482 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.36 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:31,483 INFO L168 Benchmark]: Boogie Preprocessor took 111.94 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:31,496 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.38 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 872.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 134.36 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 111.94 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 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 0.1.24-509859d [2019-11-27 16:08:35,426 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:35,432 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:35,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:35,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:35,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:35,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:35,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:35,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:35,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:35,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:35,513 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:35,517 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:35,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:35,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:35,530 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:35,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:35,538 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:35,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:35,551 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:35,560 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:35,566 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:35,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:35,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:35,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:35,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:35,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:35,589 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:35,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:35,594 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:35,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:35,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:35,599 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:35,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:35,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:35,608 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:35,609 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:35,611 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:35,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:35,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:35,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:35,622 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:08:35,666 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:35,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:35,673 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:35,673 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:35,674 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:35,674 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:35,674 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:35,676 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:35,676 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:35,676 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:35,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:35,679 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:35,679 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:08:35,680 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:08:35,682 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:35,682 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:35,682 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:35,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:35,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:35,685 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:35,685 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:35,686 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:35,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:35,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:35,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:35,690 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:35,690 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:08:35,690 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:08:35,691 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:35,691 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:08:35,693 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 -> a2549d464b179f7f7f50962dd1fbb8e0dbdceb3b [2019-11-27 16:08:36,310 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:36,340 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:36,348 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:36,350 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:36,353 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:36,357 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0930.c [2019-11-27 16:08:36,513 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2abee720/436974fa47fb4943a6886c23eef968f6/FLAG1e90c6431 [2019-11-27 16:08:37,647 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:37,649 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0930.c [2019-11-27 16:08:37,670 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2abee720/436974fa47fb4943a6886c23eef968f6/FLAG1e90c6431 [2019-11-27 16:08:37,712 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2abee720/436974fa47fb4943a6886c23eef968f6 [2019-11-27 16:08:37,721 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:37,729 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:37,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:37,734 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:37,738 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:37,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:37" (1/1) ... [2019-11-27 16:08:37,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fef7f1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:37, skipping insertion in model container [2019-11-27 16:08:37,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:37" (1/1) ... [2019-11-27 16:08:37,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:37,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:38,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:38,585 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:38,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:38,817 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:38,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:38 WrapperNode [2019-11-27 16:08:38,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:38,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:38,821 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:38,821 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:38,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:38" (1/1) ... [2019-11-27 16:08:38,896 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:38" (1/1) ... [2019-11-27 16:08:38,976 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:38,976 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:38,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:38,977 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:38,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:38" (1/1) ... [2019-11-27 16:08:38,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:38" (1/1) ... [2019-11-27 16:08:39,011 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:38" (1/1) ... [2019-11-27 16:08:39,011 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:38" (1/1) ... [2019-11-27 16:08:39,041 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:38" (1/1) ... [2019-11-27 16:08:39,053 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:38" (1/1) ... [2019-11-27 16:08:39,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:38" (1/1) ... [2019-11-27 16:08:39,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:39,089 INFO L168 Benchmark]: Toolchain (without parser) took 1361.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.2 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:39,091 INFO L168 Benchmark]: CDTParser took 0.46 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 16:08:39,093 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1087.54 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 989.9 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:39,095 INFO L168 Benchmark]: Boogie Procedure Inliner took 157.10 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:39,096 INFO L168 Benchmark]: Boogie Preprocessor took 107.18 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:39,118 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 1087.54 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 989.9 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 157.10 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 107.18 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 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...