./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1211b.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/double_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 74f3a1a5b01d98fb4c2f4ed92e174c29e400a21a ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_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 74f3a1a5b01d98fb4c2f4ed92e174c29e400a21a .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:59:43,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:43,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:43,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:43,520 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:43,523 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:43,527 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:43,545 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:43,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:43,554 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:43,559 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:43,563 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:43,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:43,572 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:43,576 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:43,581 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:43,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:43,588 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:43,593 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:43,601 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:43,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:43,617 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:43,621 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:43,624 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:43,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:43,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:43,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:43,637 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:43,638 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:43,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:43,643 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:43,644 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:43,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:43,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:43,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:43,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:43,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:43,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:43,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:43,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:43,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:43,668 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:59:43,711 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:43,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:43,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:43,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:43,719 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:43,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:43,721 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:43,721 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:59:43,721 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:43,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:43,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:43,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:43,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:43,727 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:43,727 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:43,727 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:43,728 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:43,728 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:43,728 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:43,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:43,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:43,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:43,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:43,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:43,733 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:43,733 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:59:43,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:59:43,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:43,735 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 -> 74f3a1a5b01d98fb4c2f4ed92e174c29e400a21a [2019-11-26 16:59:44,289 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:44,321 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:44,324 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:44,328 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:44,330 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:44,333 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1211b.c [2019-11-26 16:59:44,493 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5383306a/b9b1b02c417545fb9d6e507091cc1ba3/FLAG7d60876a4 [2019-11-26 16:59:45,488 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:45,489 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1211b.c [2019-11-26 16:59:45,512 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5383306a/b9b1b02c417545fb9d6e507091cc1ba3/FLAG7d60876a4 [2019-11-26 16:59:45,589 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5383306a/b9b1b02c417545fb9d6e507091cc1ba3 [2019-11-26 16:59:45,595 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:45,599 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:45,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:45,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:45,606 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:45,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:45" (1/1) ... [2019-11-26 16:59:45,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57cbf806 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:45, skipping insertion in model container [2019-11-26 16:59:45,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:45" (1/1) ... [2019-11-26 16:59:45,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:45,677 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:46,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:46,161 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:46,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:46,407 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:46,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:46 WrapperNode [2019-11-26 16:59:46,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:46,411 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:46,411 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:46,412 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:46,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:46" (1/1) ... [2019-11-26 16:59:46,454 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:46" (1/1) ... [2019-11-26 16:59:46,528 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:46,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:46,532 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:46,532 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:46,545 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:46" (1/1) ... [2019-11-26 16:59:46,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:46" (1/1) ... [2019-11-26 16:59:46,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:46" (1/1) ... [2019-11-26 16:59:46,574 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:46" (1/1) ... [2019-11-26 16:59:46,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:46" (1/1) ... [2019-11-26 16:59:46,646 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:46" (1/1) ... [2019-11-26 16:59:46,652 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:46" (1/1) ... [2019-11-26 16:59:46,664 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:46,677 INFO L168 Benchmark]: Toolchain (without parser) took 1070.78 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 985.5 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:46,678 INFO L168 Benchmark]: CDTParser took 0.43 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 16:59:46,691 INFO L168 Benchmark]: CACSL2BoogieTranslator took 810.23 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 22.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:46,694 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.56 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:46,698 INFO L168 Benchmark]: Boogie Preprocessor took 134.25 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:46,711 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 810.23 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 22.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 118.56 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 134.25 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 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 16:59:50,600 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:50,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:50,640 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:50,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:50,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:50,650 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:50,668 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:50,670 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:50,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:50,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:50,685 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:50,688 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:50,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:50,695 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:50,701 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:50,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:50,709 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:50,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:50,723 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:50,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:50,737 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:50,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:50,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:50,750 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:50,751 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:50,751 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:50,754 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:50,754 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:50,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:50,758 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:50,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:50,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:50,768 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:50,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:50,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:50,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:50,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:50,775 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:50,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:50,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:50,782 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:59:50,824 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:50,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:50,830 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:50,831 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:50,831 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:50,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:50,832 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:50,832 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:50,832 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:50,835 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:50,836 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:50,837 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:50,837 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:59:50,837 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:59:50,838 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:50,838 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:50,840 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:50,840 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:50,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:50,841 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:50,841 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:50,843 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:50,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:50,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:50,844 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:50,844 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:50,844 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:59:50,846 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:59:50,846 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:50,846 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:59:50,847 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 -> 74f3a1a5b01d98fb4c2f4ed92e174c29e400a21a [2019-11-26 16:59:51,414 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:51,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:51,454 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:51,459 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:51,459 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:51,461 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1211b.c [2019-11-26 16:59:51,618 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90c0e47d5/ea5c1c6430cc4d3ebe5d830acf7246b0/FLAGcb6c4632e [2019-11-26 16:59:52,578 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:52,581 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1211b.c [2019-11-26 16:59:52,601 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90c0e47d5/ea5c1c6430cc4d3ebe5d830acf7246b0/FLAGcb6c4632e [2019-11-26 16:59:52,641 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90c0e47d5/ea5c1c6430cc4d3ebe5d830acf7246b0 [2019-11-26 16:59:52,651 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:52,657 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:52,659 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:52,660 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:52,670 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:52,671 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:52" (1/1) ... [2019-11-26 16:59:52,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bca1b0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:52, skipping insertion in model container [2019-11-26 16:59:52,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:52" (1/1) ... [2019-11-26 16:59:52,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:52,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:53,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:53,470 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:53,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:53,692 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:53,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:53 WrapperNode [2019-11-26 16:59:53,694 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:53,702 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:53,702 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:53,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:53,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:53" (1/1) ... [2019-11-26 16:59:53,763 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:53" (1/1) ... [2019-11-26 16:59:53,837 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:53,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:53,840 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:53,841 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:53,854 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:53" (1/1) ... [2019-11-26 16:59:53,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:53" (1/1) ... [2019-11-26 16:59:53,875 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:53" (1/1) ... [2019-11-26 16:59:53,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:53" (1/1) ... [2019-11-26 16:59:53,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:53" (1/1) ... [2019-11-26 16:59:53,945 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:53" (1/1) ... [2019-11-26 16:59:53,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:53" (1/1) ... [2019-11-26 16:59:53,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:53,977 INFO L168 Benchmark]: Toolchain (without parser) took 1320.32 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 985.4 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:53,978 INFO L168 Benchmark]: CDTParser took 0.36 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 16:59:53,981 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1034.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:53,992 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.99 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 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. [2019-11-26 16:59:53,993 INFO L168 Benchmark]: Boogie Preprocessor took 131.22 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:54,001 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1034.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 137.99 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 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. * Boogie Preprocessor took 131.22 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 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...