./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0470.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/float_req_bl_0470.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 8eccc0a1ec5fb20c9e3e430fe73e90c136e37e20 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0470.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 8eccc0a1ec5fb20c9e3e430fe73e90c136e37e20 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:59:57,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:57,600 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:57,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:57,632 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:57,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:57,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:57,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:57,676 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:57,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:57,682 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:57,686 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:57,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:57,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:57,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:57,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:57,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:57,710 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:57,712 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:57,720 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:57,728 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:57,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:57,737 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:57,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:57,748 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:57,748 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:57,751 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:57,753 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:57,754 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:57,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:57,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:57,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:57,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:57,765 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:57,767 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:57,770 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:57,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:57,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:57,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:57,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:57,779 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:57,780 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:59:57,819 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:57,821 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:57,823 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:57,827 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:57,827 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:57,828 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:57,828 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:57,828 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:59:57,829 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:57,829 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:57,830 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:57,831 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:57,831 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:57,834 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:57,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:57,835 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:57,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:57,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:57,836 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:57,836 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:57,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:57,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:57,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:57,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:57,839 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:57,839 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:59:57,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:59:57,841 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:57,841 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 -> 8eccc0a1ec5fb20c9e3e430fe73e90c136e37e20 [2019-11-26 16:59:58,414 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:58,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:58,450 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:58,454 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:58,456 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:58,457 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0470.c [2019-11-26 16:59:58,617 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/322b1f520/2f5eacc80fd0472e8624058fddb8bb6f/FLAGd602aecee [2019-11-26 16:59:59,703 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:59,708 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0470.c [2019-11-26 16:59:59,731 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/322b1f520/2f5eacc80fd0472e8624058fddb8bb6f/FLAGd602aecee [2019-11-26 16:59:59,768 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/322b1f520/2f5eacc80fd0472e8624058fddb8bb6f [2019-11-26 16:59:59,774 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:59,780 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:59,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:59,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:59,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:59,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@116ef4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:59, skipping insertion in model container [2019-11-26 16:59:59,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:59,895 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:00,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:00,555 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:00,706 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:00,742 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:00,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00 WrapperNode [2019-11-26 17:00:00,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:00,752 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:00,752 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:00,752 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:00,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:00,802 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:00,884 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:00,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:00,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:00,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:00,896 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:00,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:00,919 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:00,919 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:00,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:00,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:00,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:01,010 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:01,030 INFO L168 Benchmark]: Toolchain (without parser) took 1233.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:01,035 INFO L168 Benchmark]: CDTParser took 1.59 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 17:00:01,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 960.97 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:01,043 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.00 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 984.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:01,044 INFO L168 Benchmark]: Boogie Preprocessor took 125.45 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:01,056 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.59 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 960.97 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 133.00 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 984.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 125.45 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 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 17:00:04,928 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:04,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:04,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:04,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:04,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:04,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:05,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:05,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:05,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:05,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:05,012 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:05,013 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:05,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:05,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:05,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:05,023 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:05,027 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:05,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:05,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:05,039 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:05,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:05,046 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:05,048 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:05,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:05,054 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:05,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:05,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:05,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:05,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:05,060 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:05,061 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:05,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:05,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:05,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:05,069 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:05,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:05,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:05,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:05,073 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:05,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:05,076 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:00:05,105 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:05,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:05,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:05,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:05,109 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:05,109 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:05,109 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:05,110 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:05,110 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:05,110 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:05,112 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:05,113 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:05,113 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:00:05,113 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:00:05,114 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:05,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:05,114 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:05,115 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:05,115 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:05,118 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:05,118 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:05,118 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:05,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:05,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:05,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:05,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:05,120 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:00:05,120 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:00:05,123 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:05,123 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:00:05,124 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 -> 8eccc0a1ec5fb20c9e3e430fe73e90c136e37e20 [2019-11-26 17:00:05,672 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:05,702 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:05,709 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:05,713 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:05,714 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:05,715 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0470.c [2019-11-26 17:00:05,865 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac03dbf7b/871230b4f6d14681ace590c60e6d78ce/FLAGde940512a [2019-11-26 17:00:06,881 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:06,884 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0470.c [2019-11-26 17:00:06,906 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac03dbf7b/871230b4f6d14681ace590c60e6d78ce/FLAGde940512a [2019-11-26 17:00:07,004 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac03dbf7b/871230b4f6d14681ace590c60e6d78ce [2019-11-26 17:00:07,009 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:07,012 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:07,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:07,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:07,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:07,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:07" (1/1) ... [2019-11-26 17:00:07,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd4a022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:07, skipping insertion in model container [2019-11-26 17:00:07,044 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:07" (1/1) ... [2019-11-26 17:00:07,064 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:07,145 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:07,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:07,753 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:08,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:08,098 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:08,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08 WrapperNode [2019-11-26 17:00:08,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:08,100 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:08,104 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:08,104 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:08,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,246 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:08,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:08,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:08,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:08,263 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,386 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:08,394 INFO L168 Benchmark]: Toolchain (without parser) took 1377.86 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 979.7 MB in the end (delta: -18.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:08,396 INFO L168 Benchmark]: CDTParser took 0.55 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 17:00:08,401 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1075.17 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). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:08,402 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.00 ms. Allocated memory is still 1.0 GB. Free memory was 985.4 MB in the beginning and 979.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:08,403 INFO L168 Benchmark]: Boogie Preprocessor took 136.81 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:08,412 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 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 1075.17 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). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 150.00 ms. Allocated memory is still 1.0 GB. Free memory was 985.4 MB in the beginning and 979.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 136.81 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 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...