./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0240a.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/float_req_bl_0240a.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 f103d875d2bfd706874f3a0822f1262cd20f9d45 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0240a.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 f103d875d2bfd706874f3a0822f1262cd20f9d45 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:08:54,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:54,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:54,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:54,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:54,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:54,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:54,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:54,254 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:54,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:54,260 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:54,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:54,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:54,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:54,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:54,273 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:54,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:54,278 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:54,282 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:54,288 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:54,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:54,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:54,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:54,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:54,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:54,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:54,310 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:54,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:54,313 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:54,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:54,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:54,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:54,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:54,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:54,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:54,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:54,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:54,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:54,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:54,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:54,329 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:54,330 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:08:54,356 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:54,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:54,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:54,364 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:54,364 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:54,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:54,364 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:54,365 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:08:54,365 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:54,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:54,366 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:54,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:54,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:54,367 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:54,367 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:54,368 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:54,368 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:54,368 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:54,371 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:54,371 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:54,371 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:54,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:54,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:54,372 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:54,372 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:54,372 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:08:54,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:08:54,373 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:54,373 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 -> f103d875d2bfd706874f3a0822f1262cd20f9d45 [2019-11-27 16:08:54,855 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:54,872 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:54,878 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:54,879 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:54,881 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:54,882 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0240a.c [2019-11-27 16:08:54,991 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd26d6d05/7a425adcb04c4d579c474623d44e7f1d/FLAG98b1b089e [2019-11-27 16:08:55,815 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:55,824 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0240a.c [2019-11-27 16:08:55,849 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd26d6d05/7a425adcb04c4d579c474623d44e7f1d/FLAG98b1b089e [2019-11-27 16:08:55,999 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd26d6d05/7a425adcb04c4d579c474623d44e7f1d [2019-11-27 16:08:56,005 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:56,008 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:56,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:56,013 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:56,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:56,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:56" (1/1) ... [2019-11-27 16:08:56,025 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1353300f 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 16:08:56,026 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:56" (1/1) ... [2019-11-27 16:08:56,040 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:56,111 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:56,794 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:56,866 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:57,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:57,179 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:57,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:57 WrapperNode [2019-11-27 16:08:57,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:57,184 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:57,184 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:57,184 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:57,200 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 16:08:57,257 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 16:08:57,400 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:57,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:57,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:57,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:57,420 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 16:08:57,420 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 16:08:57,445 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 16:08:57,447 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 16:08:57,557 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 16:08:57,603 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 16:08:57,623 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 16:08:57,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:57,652 INFO L168 Benchmark]: Toolchain (without parser) took 1639.11 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 949.8 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:57,653 INFO L168 Benchmark]: CDTParser took 0.94 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 16:08:57,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1170.78 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:57,656 INFO L168 Benchmark]: Boogie Procedure Inliner took 216.91 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 961.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:57,659 INFO L168 Benchmark]: Boogie Preprocessor took 243.75 ms. Allocated memory is still 1.0 GB. Free memory was 961.3 MB in the beginning and 949.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:57,668 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 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 1170.78 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 216.91 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 961.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 243.75 ms. Allocated memory is still 1.0 GB. Free memory was 961.3 MB in the beginning and 949.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 16:09:00,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:09:00,392 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:09:00,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:09:00,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:09:00,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:09:00,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:09:00,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:09:00,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:09:00,445 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:09:00,449 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:09:00,452 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:09:00,452 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:09:00,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:09:00,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:09:00,460 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:09:00,461 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:09:00,466 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:09:00,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:09:00,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:09:00,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:09:00,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:09:00,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:09:00,490 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:09:00,496 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:09:00,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:09:00,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:09:00,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:09:00,499 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:09:00,500 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:09:00,503 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:09:00,504 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:09:00,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:09:00,507 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:09:00,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:09:00,509 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:09:00,510 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:09:00,512 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:09:00,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:09:00,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:09:00,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:09:00,517 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:09:00,545 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:09:00,545 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:09:00,551 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:09:00,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:09:00,551 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:09:00,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:09:00,552 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:09:00,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:09:00,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:09:00,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:09:00,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:09:00,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:09:00,554 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:09:00,554 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:09:00,556 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:09:00,556 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:09:00,556 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:09:00,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:09:00,557 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:09:00,557 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:09:00,557 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:09:00,559 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:09:00,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:09:00,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:09:00,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:09:00,560 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:09:00,560 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:09:00,560 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:09:00,560 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:09:00,562 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:09:00,563 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 -> f103d875d2bfd706874f3a0822f1262cd20f9d45 [2019-11-27 16:09:01,007 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:09:01,025 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:09:01,031 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:09:01,032 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:09:01,033 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:09:01,037 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0240a.c [2019-11-27 16:09:01,136 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82a7dc2f6/3bbcfeabd12b48cf892a2b068eab302c/FLAG961b74b06 [2019-11-27 16:09:01,939 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:09:01,940 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0240a.c [2019-11-27 16:09:01,973 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82a7dc2f6/3bbcfeabd12b48cf892a2b068eab302c/FLAG961b74b06 [2019-11-27 16:09:02,177 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82a7dc2f6/3bbcfeabd12b48cf892a2b068eab302c [2019-11-27 16:09:02,182 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:09:02,184 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:09:02,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:02,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:09:02,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:09:02,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:02" (1/1) ... [2019-11-27 16:09:02,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1353300f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:02, skipping insertion in model container [2019-11-27 16:09:02,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:02" (1/1) ... [2019-11-27 16:09:02,205 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:09:02,289 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:09:03,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:03,115 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:09:03,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:03,454 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:09:03,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:03 WrapperNode [2019-11-27 16:09:03,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:03,456 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:03,456 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:09:03,456 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:09:03,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:03" (1/1) ... [2019-11-27 16:09:03,528 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:03" (1/1) ... [2019-11-27 16:09:03,689 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:03,690 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:09:03,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:09:03,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:09:03,708 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:03" (1/1) ... [2019-11-27 16:09:03,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:03" (1/1) ... [2019-11-27 16:09:03,740 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:03" (1/1) ... [2019-11-27 16:09:03,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:03" (1/1) ... [2019-11-27 16:09:03,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:03" (1/1) ... [2019-11-27 16:09:03,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:03" (1/1) ... [2019-11-27 16:09:03,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:03" (1/1) ... [2019-11-27 16:09:03,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:09:03,941 INFO L168 Benchmark]: Toolchain (without parser) took 1755.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 944.0 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:03,943 INFO L168 Benchmark]: CDTParser took 0.39 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 16:09:03,946 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1265.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.9 MB in the end (delta: -6.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:03,947 INFO L168 Benchmark]: Boogie Procedure Inliner took 234.26 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 955.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:03,950 INFO L168 Benchmark]: Boogie Preprocessor took 247.63 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 944.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:03,957 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1265.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.9 MB in the end (delta: -6.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 234.26 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 955.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 247.63 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 944.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...