./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1130b.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_1130b.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 bcbee6ed75bef52b13066d34c45df2688a1a6e18 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1130b.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 bcbee6ed75bef52b13066d34c45df2688a1a6e18 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:09:56,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:09:56,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:09:56,484 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:09:56,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:09:56,489 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:09:56,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:09:56,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:09:56,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:09:56,524 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:09:56,526 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:09:56,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:09:56,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:09:56,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:09:56,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:09:56,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:09:56,546 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:09:56,551 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:09:56,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:09:56,563 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:09:56,565 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:09:56,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:09:56,581 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:09:56,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:09:56,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:09:56,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:09:56,595 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:09:56,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:09:56,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:09:56,603 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:09:56,603 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:09:56,604 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:09:56,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:09:56,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:09:56,612 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:09:56,613 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:09:56,614 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:09:56,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:09:56,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:09:56,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:09:56,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:09:56,622 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:09:56,661 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:09:56,661 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:09:56,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:09:56,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:09:56,667 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:09:56,668 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:09:56,670 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:09:56,670 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:09:56,670 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:09:56,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:09:56,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:09:56,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:09:56,674 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:09:56,674 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:09:56,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:09:56,675 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:09:56,677 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:09:56,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:09:56,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:09:56,678 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:09:56,678 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:09:56,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:09:56,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:09:56,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:09:56,680 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:09:56,681 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:09:56,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:09:56,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:09:56,683 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 -> bcbee6ed75bef52b13066d34c45df2688a1a6e18 [2019-11-27 16:09:57,185 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:09:57,212 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:09:57,219 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:09:57,221 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:09:57,225 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:09:57,226 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1130b.c [2019-11-27 16:09:57,381 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e67897a12/0fd6ae7d7d4f4453a72b97534f6e2c57/FLAG5964a53c1 [2019-11-27 16:09:58,434 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:09:58,439 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1130b.c [2019-11-27 16:09:58,460 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e67897a12/0fd6ae7d7d4f4453a72b97534f6e2c57/FLAG5964a53c1 [2019-11-27 16:09:58,665 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e67897a12/0fd6ae7d7d4f4453a72b97534f6e2c57 [2019-11-27 16:09:58,671 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:09:58,673 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:09:58,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:58,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:09:58,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:09:58,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:58" (1/1) ... [2019-11-27 16:09:58,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b8cf6cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:58, skipping insertion in model container [2019-11-27 16:09:58,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:58" (1/1) ... [2019-11-27 16:09:58,709 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:09:58,782 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:09:59,389 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:59,398 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:09:59,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:59,555 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:09:59,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:59 WrapperNode [2019-11-27 16:09:59,558 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:59,559 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:59,559 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:09:59,559 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:09:59,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:59" (1/1) ... [2019-11-27 16:09:59,631 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:59" (1/1) ... [2019-11-27 16:09:59,711 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:59,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:09:59,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:09:59,712 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:09:59,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:59" (1/1) ... [2019-11-27 16:09:59,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:59" (1/1) ... [2019-11-27 16:09:59,740 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:59" (1/1) ... [2019-11-27 16:09:59,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:59" (1/1) ... [2019-11-27 16:09:59,767 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:59" (1/1) ... [2019-11-27 16:09:59,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:59" (1/1) ... [2019-11-27 16:09:59,804 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:59" (1/1) ... [2019-11-27 16:09:59,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:09:59,831 INFO L168 Benchmark]: Toolchain (without parser) took 1147.55 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 984.4 MB in the end (delta: -24.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:59,832 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:59,835 INFO L168 Benchmark]: CACSL2BoogieTranslator took 876.91 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 991.5 MB in the end (delta: -31.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:59,840 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.49 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:59,841 INFO L168 Benchmark]: Boogie Preprocessor took 106.62 ms. Allocated memory is still 1.0 GB. Free memory was 985.8 MB in the beginning and 984.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:59,852 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 876.91 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 991.5 MB in the end (delta: -31.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 152.49 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 106.62 ms. Allocated memory is still 1.0 GB. Free memory was 985.8 MB in the beginning and 984.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 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 16:10:03,697 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:10:03,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:10:03,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:10:03,732 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:10:03,749 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:10:03,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:10:03,763 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:10:03,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:10:03,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:10:03,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:10:03,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:10:03,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:10:03,783 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:10:03,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:10:03,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:10:03,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:10:03,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:10:03,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:10:03,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:10:03,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:10:03,810 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:10:03,812 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:10:03,815 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:10:03,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:10:03,820 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:10:03,820 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:10:03,825 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:10:03,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:10:03,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:10:03,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:10:03,828 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:10:03,831 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:10:03,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:10:03,834 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:10:03,834 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:10:03,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:10:03,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:10:03,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:10:03,841 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:10:03,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:10:03,843 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:10:03,878 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:10:03,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:10:03,885 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:10:03,886 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:10:03,886 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:10:03,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:10:03,887 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:10:03,887 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:10:03,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:10:03,891 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:10:03,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:10:03,894 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:10:03,894 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:10:03,895 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:10:03,896 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:10:03,896 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:10:03,896 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:10:03,899 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:10:03,899 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:10:03,900 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:10:03,900 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:10:03,900 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:10:03,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:10:03,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:10:03,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:10:03,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:10:03,902 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:10:03,905 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:10:03,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:10:03,905 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:10:03,907 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 -> bcbee6ed75bef52b13066d34c45df2688a1a6e18 [2019-11-27 16:10:04,491 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:10:04,520 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:10:04,527 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:10:04,529 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:10:04,534 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:10:04,536 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1130b.c [2019-11-27 16:10:04,690 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f469935b2/da24c64b9fde4a069eae832932801406/FLAGec1e1ac69 [2019-11-27 16:10:05,724 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:10:05,727 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1130b.c [2019-11-27 16:10:05,745 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f469935b2/da24c64b9fde4a069eae832932801406/FLAGec1e1ac69 [2019-11-27 16:10:05,780 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f469935b2/da24c64b9fde4a069eae832932801406 [2019-11-27 16:10:05,790 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:10:05,793 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:10:05,799 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:05,800 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:10:05,805 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:10:05,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:05" (1/1) ... [2019-11-27 16:10:05,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ade38da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:05, skipping insertion in model container [2019-11-27 16:10:05,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:05" (1/1) ... [2019-11-27 16:10:05,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:10:05,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:10:06,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:06,529 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:10:06,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:06,696 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:10:06,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:06 WrapperNode [2019-11-27 16:10:06,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:06,704 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:06,705 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:10:06,705 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:10:06,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:06" (1/1) ... [2019-11-27 16:10:06,763 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:06" (1/1) ... [2019-11-27 16:10:06,818 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:06,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:10:06,819 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:10:06,819 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:10:06,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:06" (1/1) ... [2019-11-27 16:10:06,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:06" (1/1) ... [2019-11-27 16:10:06,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:06" (1/1) ... [2019-11-27 16:10:06,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:06" (1/1) ... [2019-11-27 16:10:06,900 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:06" (1/1) ... [2019-11-27 16:10:06,930 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:06" (1/1) ... [2019-11-27 16:10:06,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:06" (1/1) ... [2019-11-27 16:10:06,951 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:10:06,965 INFO L168 Benchmark]: Toolchain (without parser) took 1166.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.8 MB in the end (delta: -24.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:06,966 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:06,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 898.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:06,975 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.82 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:06,977 INFO L168 Benchmark]: Boogie Preprocessor took 138.40 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:06,989 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 898.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 113.82 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 138.40 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...