./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1211b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_1211b.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 206a1fa9646ae2b913e15c72bee749b0ae7b465a .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_1211b.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 206a1fa9646ae2b913e15c72bee749b0ae7b465a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:48:10,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:10,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:10,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:10,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:10,376 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:10,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:10,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:10,401 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:10,406 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:10,411 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:10,414 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:10,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:10,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:10,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:10,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:10,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:10,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:10,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:10,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:10,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:10,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:10,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:10,469 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:10,479 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:10,479 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:10,480 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:10,482 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:10,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:10,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:10,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:10,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:10,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:10,494 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:10,496 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:10,499 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:10,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:10,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:10,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:10,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:10,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:10,508 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:48:10,553 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:10,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:10,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:10,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:10,559 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:10,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:10,560 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:10,562 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:48:10,562 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:10,563 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:10,564 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:10,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:10,567 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:10,568 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:10,568 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:10,569 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:10,569 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:10,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:10,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:10,572 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:10,573 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:10,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:10,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:10,575 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:10,575 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:10,575 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:48:10,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:48:10,578 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:10,578 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 -> 206a1fa9646ae2b913e15c72bee749b0ae7b465a [2019-11-27 09:48:11,125 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:11,155 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:11,162 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:11,168 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:11,169 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:11,170 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1211b.c [2019-11-27 09:48:11,331 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09ea8e4dd/9faae27b01e44b16accbf22f3de5e8d7/FLAG2d9d666c0 [2019-11-27 09:48:12,429 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:12,433 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1211b.c [2019-11-27 09:48:12,454 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09ea8e4dd/9faae27b01e44b16accbf22f3de5e8d7/FLAG2d9d666c0 [2019-11-27 09:48:12,491 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09ea8e4dd/9faae27b01e44b16accbf22f3de5e8d7 [2019-11-27 09:48:12,500 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:12,506 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:12,508 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:12,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:12,515 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:12,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:12" (1/1) ... [2019-11-27 09:48:12,527 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18d4f145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:12, skipping insertion in model container [2019-11-27 09:48:12,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:12" (1/1) ... [2019-11-27 09:48:12,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:12,604 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:13,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:13,181 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:13,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:13,424 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:13,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:13 WrapperNode [2019-11-27 09:48:13,431 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:13,439 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:13,440 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:13,440 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:13,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:13" (1/1) ... [2019-11-27 09:48:13,493 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:13" (1/1) ... [2019-11-27 09:48:13,546 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:13,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:13,549 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:13,550 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:13,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:13" (1/1) ... [2019-11-27 09:48:13,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:13" (1/1) ... [2019-11-27 09:48:13,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:13" (1/1) ... [2019-11-27 09:48:13,583 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:13" (1/1) ... [2019-11-27 09:48:13,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:13" (1/1) ... [2019-11-27 09:48:13,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:13" (1/1) ... [2019-11-27 09:48:13,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:13" (1/1) ... [2019-11-27 09:48:13,665 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:13,678 INFO L168 Benchmark]: Toolchain (without parser) took 1168.07 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 984.1 MB in the end (delta: -22.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:13,680 INFO L168 Benchmark]: CDTParser took 1.46 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 09:48:13,685 INFO L168 Benchmark]: CACSL2BoogieTranslator took 924.35 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:13,689 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.74 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:13,692 INFO L168 Benchmark]: Boogie Preprocessor took 119.30 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:13,701 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46 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 924.35 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 108.74 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 119.30 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:48:17,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:17,527 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:17,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:17,554 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:17,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:17,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:17,585 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:17,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:17,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:17,598 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:17,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:17,604 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:17,608 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:17,612 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:17,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:17,620 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:17,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:17,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:17,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:17,644 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:17,652 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:17,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:17,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:17,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:17,666 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:17,668 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:17,670 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:17,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:17,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:17,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:17,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:17,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:17,682 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:17,686 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:17,687 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:17,688 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:17,688 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:17,691 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:17,692 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:17,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:17,697 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:48:17,738 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:17,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:17,746 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:17,747 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:17,747 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:17,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:17,748 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:17,748 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:17,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:17,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:17,753 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:17,753 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:17,754 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:48:17,754 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:48:17,755 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:17,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:17,755 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:17,755 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:17,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:17,756 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:17,759 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:17,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:17,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:17,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:17,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:17,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:17,761 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:48:17,761 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:48:17,762 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:17,762 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:48:17,767 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 -> 206a1fa9646ae2b913e15c72bee749b0ae7b465a [2019-11-27 09:48:18,364 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:18,393 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:18,400 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:18,403 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:18,406 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:18,408 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1211b.c [2019-11-27 09:48:18,567 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cae01680/a61848ac4de44b5e8e6b2113109bef0c/FLAGa14b247de [2019-11-27 09:48:19,654 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:19,656 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1211b.c [2019-11-27 09:48:19,673 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cae01680/a61848ac4de44b5e8e6b2113109bef0c/FLAGa14b247de [2019-11-27 09:48:19,715 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cae01680/a61848ac4de44b5e8e6b2113109bef0c [2019-11-27 09:48:19,727 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:19,729 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:19,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:19,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:19,745 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:19,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:19" (1/1) ... [2019-11-27 09:48:19,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@197a930a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:19, skipping insertion in model container [2019-11-27 09:48:19,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:19" (1/1) ... [2019-11-27 09:48:19,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:19,858 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:20,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:20,469 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:20,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:20,736 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:20,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:20 WrapperNode [2019-11-27 09:48:20,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:20,745 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:20,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:20,746 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:20,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:20" (1/1) ... [2019-11-27 09:48:20,804 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:20" (1/1) ... [2019-11-27 09:48:20,870 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:20,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:20,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:20,871 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:20,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:20" (1/1) ... [2019-11-27 09:48:20,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:20" (1/1) ... [2019-11-27 09:48:20,906 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:20" (1/1) ... [2019-11-27 09:48:20,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:20" (1/1) ... [2019-11-27 09:48:20,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:20" (1/1) ... [2019-11-27 09:48:20,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:20" (1/1) ... [2019-11-27 09:48:20,980 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:20" (1/1) ... [2019-11-27 09:48:20,994 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:21,011 INFO L168 Benchmark]: Toolchain (without parser) took 1273.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.4 MB in the end (delta: -18.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:21,014 INFO L168 Benchmark]: CDTParser took 2.72 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:21,017 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1002.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:21,021 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.18 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:21,023 INFO L168 Benchmark]: Boogie Preprocessor took 129.09 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 985.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:21,031 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.72 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 1002.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 125.18 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 129.09 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 985.4 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...