./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1130a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_1130a.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 18318d2897bde0142dc4632253da5d46def4ecbb .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_1130a.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 18318d2897bde0142dc4632253da5d46def4ecbb ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:00:50,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:50,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:50,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:50,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:50,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:50,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:50,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:50,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:50,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:50,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:50,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:50,217 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:50,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:50,225 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:50,229 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:50,233 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:50,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:50,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:50,250 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:50,256 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:50,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:50,267 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:50,272 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:50,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:50,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:50,280 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:50,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:50,285 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:50,286 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:50,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:50,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:50,291 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:50,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:50,299 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:50,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:50,306 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:50,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:50,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:50,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:50,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:50,310 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:00:50,351 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:50,353 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:50,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:50,359 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:50,359 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:50,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:50,360 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:50,360 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:00:50,363 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:50,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:50,365 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:50,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:50,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:50,366 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:50,368 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:50,368 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:50,368 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:50,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:50,369 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:50,371 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:50,371 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:50,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:50,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:50,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:50,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:50,374 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:00:50,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:00:50,375 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:50,375 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 -> 18318d2897bde0142dc4632253da5d46def4ecbb [2019-11-26 17:00:50,957 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:50,990 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:50,997 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:51,006 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:51,007 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:51,008 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1130a.c [2019-11-26 17:00:51,171 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24daa1747/1cac453b7d5244d0b89c37e4056acf5c/FLAGb79106ed4 [2019-11-26 17:00:52,245 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:52,249 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1130a.c [2019-11-26 17:00:52,268 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24daa1747/1cac453b7d5244d0b89c37e4056acf5c/FLAGb79106ed4 [2019-11-26 17:00:52,304 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24daa1747/1cac453b7d5244d0b89c37e4056acf5c [2019-11-26 17:00:52,314 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:52,316 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:52,319 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:52,319 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:52,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:52,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:52" (1/1) ... [2019-11-26 17:00:52,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c48e8ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:52, skipping insertion in model container [2019-11-26 17:00:52,329 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:52" (1/1) ... [2019-11-26 17:00:52,345 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:52,421 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:53,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:53,085 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:53,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:53,253 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:53,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:53 WrapperNode [2019-11-26 17:00:53,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:53,256 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:53,256 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:53,256 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:53,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:53" (1/1) ... [2019-11-26 17:00:53,323 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:53" (1/1) ... [2019-11-26 17:00:53,382 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:53,386 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:53,386 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:53,387 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:53,398 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:53" (1/1) ... [2019-11-26 17:00:53,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:53" (1/1) ... [2019-11-26 17:00:53,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:53" (1/1) ... [2019-11-26 17:00:53,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:53" (1/1) ... [2019-11-26 17:00:53,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:53" (1/1) ... [2019-11-26 17:00:53,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:53" (1/1) ... [2019-11-26 17:00:53,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:53" (1/1) ... [2019-11-26 17:00:53,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:53,507 INFO L168 Benchmark]: Toolchain (without parser) took 1184.54 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. [2019-11-26 17:00:53,508 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:53,511 INFO L168 Benchmark]: CACSL2BoogieTranslator took 936.27 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. [2019-11-26 17:00:53,516 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.87 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. [2019-11-26 17:00:53,517 INFO L168 Benchmark]: Boogie Preprocessor took 111.70 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. [2019-11-26 17:00:53,527 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 936.27 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 129.87 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 111.70 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 0.1.24-025d5a2 [2019-11-26 17:00:57,369 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:57,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:57,408 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:57,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:57,412 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:57,418 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:57,433 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:57,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:57,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:57,446 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:57,451 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:57,452 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:57,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:57,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:57,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:57,470 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:57,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:57,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:57,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:57,495 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:57,501 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:57,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:57,508 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:57,515 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:57,516 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:57,516 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:57,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:57,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:57,523 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:57,526 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:57,527 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:57,528 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:57,532 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:57,534 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:57,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:57,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:57,539 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:57,539 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:57,544 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:57,546 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:57,547 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:00:57,588 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:57,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:57,593 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:57,593 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:57,596 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:57,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:57,597 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:57,597 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:57,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:57,598 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:57,599 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:57,601 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:57,601 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:00:57,602 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:00:57,602 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:57,602 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:57,604 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:57,604 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:57,605 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:57,605 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:57,607 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:57,607 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:57,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:57,608 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:57,608 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:57,608 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:57,610 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:00:57,610 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:00:57,610 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:57,611 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:00:57,614 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 -> 18318d2897bde0142dc4632253da5d46def4ecbb [2019-11-26 17:00:58,197 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:58,226 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:58,233 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:58,239 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:58,239 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:58,243 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1130a.c [2019-11-26 17:00:58,402 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75823fab6/60c22663b92f4073a791d5bc3a5d49e4/FLAG4a13b1d3c [2019-11-26 17:00:59,502 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:59,503 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1130a.c [2019-11-26 17:00:59,523 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75823fab6/60c22663b92f4073a791d5bc3a5d49e4/FLAG4a13b1d3c [2019-11-26 17:00:59,563 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75823fab6/60c22663b92f4073a791d5bc3a5d49e4 [2019-11-26 17:00:59,573 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:59,580 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:59,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:59,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:59,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:59,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:59" (1/1) ... [2019-11-26 17:00:59,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29108757 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:59, skipping insertion in model container [2019-11-26 17:00:59,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:59" (1/1) ... [2019-11-26 17:00:59,623 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:59,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:01:00,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:01:00,371 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:01:00,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:01:00,565 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:01:00,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:00 WrapperNode [2019-11-26 17:01:00,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:01:00,581 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:01:00,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:01:00,582 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:01:00,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:00" (1/1) ... [2019-11-26 17:01:00,655 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:00" (1/1) ... [2019-11-26 17:01:00,740 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:01:00,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:01:00,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:01:00,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:01:00,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:00" (1/1) ... [2019-11-26 17:01:00,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:00" (1/1) ... [2019-11-26 17:01:00,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:00" (1/1) ... [2019-11-26 17:01:00,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:00" (1/1) ... [2019-11-26 17:01:00,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:00" (1/1) ... [2019-11-26 17:01:00,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:00" (1/1) ... [2019-11-26 17:01:00,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:00" (1/1) ... [2019-11-26 17:01:00,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:01:00,905 INFO L168 Benchmark]: Toolchain (without parser) took 1318.92 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 984.3 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:01:00,912 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:01:00,916 INFO L168 Benchmark]: CACSL2BoogieTranslator took 985.22 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. [2019-11-26 17:01:00,917 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.86 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:01:00,920 INFO L168 Benchmark]: Boogie Preprocessor took 151.55 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:01:00,931 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 985.22 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 162.86 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 151.55 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 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...