./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 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_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 0.1.24-509859d [2019-11-27 16:08:54,186 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:54,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:54,225 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:54,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:54,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:54,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:54,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:54,255 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:54,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:54,263 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:54,269 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:54,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:54,275 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:54,279 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:54,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:54,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:54,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:54,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:54,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:54,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:54,320 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:54,325 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:54,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:54,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:54,336 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:54,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:54,339 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:54,339 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:54,342 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:54,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:54,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:54,347 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:54,352 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:54,354 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:54,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:54,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:54,358 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:54,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:54,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:54,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:54,367 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:08:54,406 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:54,408 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:54,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:54,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:54,414 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:54,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:54,417 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:54,417 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:08:54,418 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:54,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:54,419 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:54,419 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:54,420 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:54,422 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:54,422 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:54,423 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:54,423 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:54,423 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:54,424 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:54,425 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:54,425 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:54,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:54,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:54,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:54,427 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:54,430 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:08:54,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:08:54,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:54,431 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 16:08:54,993 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:55,021 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:55,031 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:55,032 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:55,036 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:55,038 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1252b.c [2019-11-27 16:08:55,196 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fa992b9f/b930b936ec2b441884842b6e5c1b0f35/FLAG0750dda52 [2019-11-27 16:08:56,259 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:56,264 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1252b.c [2019-11-27 16:08:56,280 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fa992b9f/b930b936ec2b441884842b6e5c1b0f35/FLAG0750dda52 [2019-11-27 16:08:56,319 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fa992b9f/b930b936ec2b441884842b6e5c1b0f35 [2019-11-27 16:08:56,332 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:56,342 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:56,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:56,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:56,362 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:56,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:56" (1/1) ... [2019-11-27 16:08:56,374 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 04:08:56, skipping insertion in model container [2019-11-27 16:08:56,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:56" (1/1) ... [2019-11-27 16:08:56,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:56,447 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:56,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:56,940 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:57,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:57,200 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:57,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:57 WrapperNode [2019-11-27 16:08:57,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:57,207 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:57,207 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:57,209 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:57,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:57" (1/1) ... [2019-11-27 16:08:57,261 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:57" (1/1) ... [2019-11-27 16:08:57,315 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:57,320 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:57,321 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:57,321 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:57,333 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:57" (1/1) ... [2019-11-27 16:08:57,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:57" (1/1) ... [2019-11-27 16:08:57,341 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:57" (1/1) ... [2019-11-27 16:08:57,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:57" (1/1) ... [2019-11-27 16:08:57,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:57" (1/1) ... [2019-11-27 16:08:57,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:57" (1/1) ... [2019-11-27 16:08:57,405 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:57" (1/1) ... [2019-11-27 16:08:57,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:57,430 INFO L168 Benchmark]: Toolchain (without parser) took 1087.70 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 985.7 MB in the end (delta: -24.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:57,433 INFO L168 Benchmark]: CDTParser took 1.09 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 16:08:57,436 INFO L168 Benchmark]: CACSL2BoogieTranslator took 857.87 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 16:08:57,438 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.32 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 16:08:57,442 INFO L168 Benchmark]: Boogie Preprocessor took 99.75 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 16:08:57,453 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.09 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 857.87 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 109.32 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 99.75 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 0.1.24-509859d [2019-11-27 16:09:01,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:09:01,409 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:09:01,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:09:01,437 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:09:01,440 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:09:01,442 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:09:01,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:09:01,473 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:09:01,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:09:01,483 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:09:01,487 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:09:01,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:09:01,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:09:01,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:09:01,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:09:01,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:09:01,547 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:09:01,555 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:09:01,565 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:09:01,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:09:01,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:09:01,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:09:01,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:09:01,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:09:01,598 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:09:01,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:09:01,601 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:09:01,602 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:09:01,606 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:09:01,606 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:09:01,607 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:09:01,610 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:09:01,613 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:09:01,618 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:09:01,619 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:09:01,620 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:09:01,621 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:09:01,621 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:09:01,622 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:09:01,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:09:01,627 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:09:01,668 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:09:01,670 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:09:01,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:09:01,676 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:09:01,676 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:09:01,679 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:09:01,679 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:09:01,680 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:09:01,680 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:09:01,680 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:09:01,681 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:09:01,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:09:01,682 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:09:01,684 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:09:01,684 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:09:01,684 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:09:01,685 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:09:01,687 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:09:01,687 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:09:01,688 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:09:01,688 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:09:01,688 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:09:01,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:09:01,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:09:01,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:09:01,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:09:01,693 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:09:01,694 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:09:01,694 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:09:01,694 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:09:01,696 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 16:09:02,221 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:09:02,251 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:09:02,255 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:09:02,262 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:09:02,262 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:09:02,266 INFO L428 ainManager$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 16:09:02,417 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e1e55b20/b4139ea17a4549b196340050150f2e0d/FLAG85c326795 [2019-11-27 16:09:03,424 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:09:03,428 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1252b.c [2019-11-27 16:09:03,447 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e1e55b20/b4139ea17a4549b196340050150f2e0d/FLAG85c326795 [2019-11-27 16:09:03,585 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e1e55b20/b4139ea17a4549b196340050150f2e0d [2019-11-27 16:09:03,595 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:09:03,599 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:09:03,605 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:03,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:09:03,615 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:09:03,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:03" (1/1) ... [2019-11-27 16:09:03,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5336134e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:03, skipping insertion in model container [2019-11-27 16:09:03,624 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:03" (1/1) ... [2019-11-27 16:09:03,642 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:09:03,692 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:09:04,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:04,228 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:09:04,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:04,480 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:09:04,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:04 WrapperNode [2019-11-27 16:09:04,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:04,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:04,487 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:09:04,487 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:09:04,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:04" (1/1) ... [2019-11-27 16:09:04,554 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:04" (1/1) ... [2019-11-27 16:09:04,611 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:04,611 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:09:04,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:09:04,612 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:09:04,623 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:04" (1/1) ... [2019-11-27 16:09:04,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:04" (1/1) ... [2019-11-27 16:09:04,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:04" (1/1) ... [2019-11-27 16:09:04,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:04" (1/1) ... [2019-11-27 16:09:04,679 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:04" (1/1) ... [2019-11-27 16:09:04,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:04" (1/1) ... [2019-11-27 16:09:04,701 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:04" (1/1) ... [2019-11-27 16:09:04,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:09:04,716 INFO L168 Benchmark]: Toolchain (without parser) took 1114.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 984.1 MB in the end (delta: -21.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:04,717 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:04,721 INFO L168 Benchmark]: CACSL2BoogieTranslator took 881.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 991.3 MB in the end (delta: -28.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:04,722 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.60 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:04,723 INFO L168 Benchmark]: Boogie Preprocessor took 98.45 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 984.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:04,742 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 881.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 991.3 MB in the end (delta: -28.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 124.60 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 98.45 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 984.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...