./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0910a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_0910a.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 534ce73b969c24d3fe4a2996f4697b5d070e8f3e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0910a.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 534ce73b969c24d3fe4a2996f4697b5d070e8f3e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:52:43,571 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:43,576 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:43,609 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:43,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:43,613 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:43,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:43,633 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:43,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:43,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:43,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:43,652 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:43,652 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:43,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:43,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:43,666 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:43,668 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:43,674 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:43,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:43,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:43,692 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:43,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:43,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:43,708 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:43,715 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:43,715 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:43,716 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:43,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:43,720 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:43,724 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:43,724 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:43,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:43,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:43,732 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:43,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:43,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:43,737 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:43,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:43,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:43,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:43,745 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:43,746 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:52:43,782 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:43,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:43,788 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:43,790 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:43,790 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:43,791 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:43,791 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:43,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:52:43,792 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:43,792 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:43,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:43,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:43,797 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:43,797 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:43,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:43,798 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:43,798 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:43,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:43,799 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:43,799 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:43,802 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:43,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:43,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:43,803 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:43,803 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:43,803 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:52:43,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:52:43,804 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:43,804 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 -> 534ce73b969c24d3fe4a2996f4697b5d070e8f3e [2019-11-25 22:52:44,310 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:44,340 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:44,346 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:44,350 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:44,351 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:44,355 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0910a.c [2019-11-25 22:52:44,511 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/996e519c2/bdd25e40417f488f9057e399a50ced7c/FLAGb7f437871 [2019-11-25 22:52:45,571 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:45,574 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0910a.c [2019-11-25 22:52:45,593 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/996e519c2/bdd25e40417f488f9057e399a50ced7c/FLAGb7f437871 [2019-11-25 22:52:45,633 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/996e519c2/bdd25e40417f488f9057e399a50ced7c [2019-11-25 22:52:45,642 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:45,647 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:45,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:45,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:45,660 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:45,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:45" (1/1) ... [2019-11-25 22:52:45,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c001282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:45, skipping insertion in model container [2019-11-25 22:52:45,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:45" (1/1) ... [2019-11-25 22:52:45,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:45,768 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:46,362 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:46,377 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:46,589 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:46,640 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:46,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:46 WrapperNode [2019-11-25 22:52:46,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:46,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:46,651 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:46,652 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:46,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:46" (1/1) ... [2019-11-25 22:52:46,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:46" (1/1) ... [2019-11-25 22:52:46,781 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:46,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:46,784 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:46,784 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:46,795 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:46" (1/1) ... [2019-11-25 22:52:46,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:46" (1/1) ... [2019-11-25 22:52:46,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:46" (1/1) ... [2019-11-25 22:52:46,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:46" (1/1) ... [2019-11-25 22:52:46,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:46" (1/1) ... [2019-11-25 22:52:46,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:46" (1/1) ... [2019-11-25 22:52:46,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:46" (1/1) ... [2019-11-25 22:52:46,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:46,902 INFO L168 Benchmark]: Toolchain (without parser) took 1251.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 985.6 MB in the end (delta: -25.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:46,908 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:46,909 INFO L168 Benchmark]: CACSL2BoogieTranslator took 998.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.3 MB in the end (delta: -31.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:46,914 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.50 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:46,915 INFO L168 Benchmark]: Boogie Preprocessor took 109.07 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:46,925 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 998.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.3 MB in the end (delta: -31.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 132.50 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 109.07 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 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 0.1.24-65d6cd2 [2019-11-25 22:52:50,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:50,880 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:50,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:50,907 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:50,910 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:50,912 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:50,938 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:50,944 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:50,949 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:50,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:50,956 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:50,957 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:50,963 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:50,965 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:50,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:50,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:50,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:50,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:50,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:50,999 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:51,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:51,009 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:51,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:51,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:51,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:51,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:51,025 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:51,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:51,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:51,029 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:51,030 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:51,033 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:51,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:51,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:51,039 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:51,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:51,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:51,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:51,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:51,049 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:51,050 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:52:51,091 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:51,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:51,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:51,095 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:51,097 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:51,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:51,097 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:51,098 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:51,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:51,099 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:51,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:51,102 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:51,102 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:52:51,103 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:52:51,103 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:51,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:51,107 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:51,107 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:51,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:51,108 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:51,108 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:51,108 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:51,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:51,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:51,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:51,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:51,112 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:52:51,112 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:52:51,112 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:51,113 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:52:51,114 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 -> 534ce73b969c24d3fe4a2996f4697b5d070e8f3e [2019-11-25 22:52:51,735 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:51,767 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:51,771 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:51,778 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:51,781 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:51,783 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0910a.c [2019-11-25 22:52:51,937 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a69a203cd/45b0d0f6fef44cfc9c8649175d08ca0c/FLAG0235c0d05 [2019-11-25 22:52:53,007 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:53,010 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0910a.c [2019-11-25 22:52:53,030 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a69a203cd/45b0d0f6fef44cfc9c8649175d08ca0c/FLAG0235c0d05 [2019-11-25 22:52:53,073 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a69a203cd/45b0d0f6fef44cfc9c8649175d08ca0c [2019-11-25 22:52:53,083 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:53,088 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:53,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:53,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:53,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:53,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:53" (1/1) ... [2019-11-25 22:52:53,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c001282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:53, skipping insertion in model container [2019-11-25 22:52:53,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:53" (1/1) ... [2019-11-25 22:52:53,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:53,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:53,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:53,913 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:54,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:54,119 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:54,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:54 WrapperNode [2019-11-25 22:52:54,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:54,128 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:54,128 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:54,129 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:54,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:54" (1/1) ... [2019-11-25 22:52:54,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:54" (1/1) ... [2019-11-25 22:52:54,264 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:54,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:54,265 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:54,266 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:54,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:54" (1/1) ... [2019-11-25 22:52:54,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:54" (1/1) ... [2019-11-25 22:52:54,299 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:54" (1/1) ... [2019-11-25 22:52:54,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:54" (1/1) ... [2019-11-25 22:52:54,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:54" (1/1) ... [2019-11-25 22:52:54,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:54" (1/1) ... [2019-11-25 22:52:54,384 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:54" (1/1) ... [2019-11-25 22:52:54,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:54,401 INFO L168 Benchmark]: Toolchain (without parser) took 1309.42 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 985.6 MB in the end (delta: -18.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:54,404 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-25 22:52:54,405 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1029.21 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 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:54,419 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.74 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:54,421 INFO L168 Benchmark]: Boogie Preprocessor took 129.34 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:54,428 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1029.21 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 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 136.74 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 129.34 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 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...