./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1011a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_1011a.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 84d0ee37d85bbc2c0fd59ce938796111cbf21a8f ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_1011a.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 84d0ee37d85bbc2c0fd59ce938796111cbf21a8f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:46:42,876 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:46:42,883 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:46:42,915 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:46:42,917 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:46:42,930 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:46:42,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:46:42,950 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:46:42,952 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:46:42,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:46:42,965 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:46:42,970 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:46:42,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:46:42,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:46:42,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:46:42,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:46:42,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:46:42,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:46:42,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:46:43,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:46:43,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:46:43,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:46:43,021 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:46:43,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:46:43,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:46:43,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:46:43,033 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:46:43,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:46:43,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:46:43,039 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:46:43,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:46:43,040 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:46:43,043 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:46:43,046 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:46:43,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:46:43,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:46:43,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:46:43,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:46:43,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:46:43,057 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:46:43,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:46:43,061 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:46:43,097 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:46:43,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:46:43,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:46:43,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:46:43,105 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:46:43,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:46:43,108 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:46:43,108 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:46:43,108 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:46:43,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:46:43,110 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:46:43,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:46:43,111 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:46:43,113 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:46:43,113 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:46:43,114 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:46:43,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:46:43,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:46:43,115 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:46:43,118 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:46:43,118 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:46:43,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:46:43,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:46:43,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:46:43,119 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:46:43,120 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:46:43,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:46:43,120 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:46:43,121 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 -> 84d0ee37d85bbc2c0fd59ce938796111cbf21a8f [2019-11-27 09:46:43,678 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:46:43,708 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:46:43,714 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:46:43,720 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:46:43,723 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:46:43,724 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1011a.c [2019-11-27 09:46:43,879 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14e71b700/c1702ed92364428985d8e82296f937a1/FLAG80aa0b3e0 [2019-11-27 09:46:44,923 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:46:44,928 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1011a.c [2019-11-27 09:46:44,945 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14e71b700/c1702ed92364428985d8e82296f937a1/FLAG80aa0b3e0 [2019-11-27 09:46:44,985 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14e71b700/c1702ed92364428985d8e82296f937a1 [2019-11-27 09:46:44,994 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:46:44,998 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:46:45,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:45,003 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:46:45,011 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:46:45,013 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:44" (1/1) ... [2019-11-27 09:46:45,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:45, skipping insertion in model container [2019-11-27 09:46:45,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:44" (1/1) ... [2019-11-27 09:46:45,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:46:45,086 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:46:45,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:45,542 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:46:45,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:45,752 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:46:45,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:45 WrapperNode [2019-11-27 09:46:45,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:45,758 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:45,759 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:46:45,759 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:46:45,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:45" (1/1) ... [2019-11-27 09:46:45,807 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:45" (1/1) ... [2019-11-27 09:46:45,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:45,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:46:45,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:46:45,865 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:46:45,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:45" (1/1) ... [2019-11-27 09:46:45,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:45" (1/1) ... [2019-11-27 09:46:45,893 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:45" (1/1) ... [2019-11-27 09:46:45,893 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:45" (1/1) ... [2019-11-27 09:46:45,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:45" (1/1) ... [2019-11-27 09:46:45,928 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:45" (1/1) ... [2019-11-27 09:46:45,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:45" (1/1) ... [2019-11-27 09:46:45,936 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:46:45,945 INFO L168 Benchmark]: Toolchain (without parser) took 945.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.0 MB in the end (delta: -23.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:45,960 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:45,962 INFO L168 Benchmark]: CACSL2BoogieTranslator took 757.24 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 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:45,966 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.76 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:45,967 INFO L168 Benchmark]: Boogie Preprocessor took 74.29 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:45,978 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 757.24 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 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 105.76 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 74.29 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 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-da95e15 [2019-11-27 09:46:49,738 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:46:49,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:46:49,779 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:46:49,780 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:46:49,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:46:49,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:46:49,812 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:46:49,816 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:46:49,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:46:49,826 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:46:49,827 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:46:49,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:46:49,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:46:49,837 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:46:49,840 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:46:49,844 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:46:49,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:46:49,854 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:46:49,860 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:46:49,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:46:49,873 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:46:49,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:46:49,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:46:49,890 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:46:49,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:46:49,891 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:46:49,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:46:49,898 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:46:49,900 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:46:49,900 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:46:49,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:46:49,903 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:46:49,906 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:46:49,912 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:46:49,912 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:46:49,913 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:46:49,914 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:46:49,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:46:49,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:46:49,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:46:49,926 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:46:49,962 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:46:49,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:46:49,969 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:46:49,969 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:46:49,969 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:46:49,970 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:46:49,971 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:46:49,971 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:46:49,971 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:46:49,973 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:46:49,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:46:49,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:46:49,975 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:46:49,978 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:46:49,979 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:46:49,979 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:46:49,979 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:46:49,979 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:46:49,980 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:46:49,980 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:46:49,980 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:46:49,981 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:46:49,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:46:49,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:46:49,983 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:46:49,983 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:46:49,983 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:46:49,984 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:46:49,984 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:46:49,986 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:46:49,987 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 -> 84d0ee37d85bbc2c0fd59ce938796111cbf21a8f [2019-11-27 09:46:50,533 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:46:50,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:46:50,572 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:46:50,579 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:46:50,582 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:46:50,584 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1011a.c [2019-11-27 09:46:50,744 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76983e805/27d09d7caddc4a539aa615bf77740f5e/FLAG818330543 [2019-11-27 09:46:51,742 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:46:51,743 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1011a.c [2019-11-27 09:46:51,762 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76983e805/27d09d7caddc4a539aa615bf77740f5e/FLAG818330543 [2019-11-27 09:46:51,927 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76983e805/27d09d7caddc4a539aa615bf77740f5e [2019-11-27 09:46:51,935 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:46:51,943 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:46:51,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:51,947 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:46:51,953 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:46:51,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:51" (1/1) ... [2019-11-27 09:46:51,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39a3f223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:51, skipping insertion in model container [2019-11-27 09:46:51,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:51" (1/1) ... [2019-11-27 09:46:51,993 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:46:52,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:46:52,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:52,541 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:46:52,622 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:52,695 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:46:52,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:52 WrapperNode [2019-11-27 09:46:52,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:52,705 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:52,705 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:46:52,706 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:46:52,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:52" (1/1) ... [2019-11-27 09:46:52,848 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:52" (1/1) ... [2019-11-27 09:46:52,913 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:52,915 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:46:52,915 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:46:52,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:46:52,939 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:52" (1/1) ... [2019-11-27 09:46:52,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:52" (1/1) ... [2019-11-27 09:46:52,953 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:52" (1/1) ... [2019-11-27 09:46:52,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:52" (1/1) ... [2019-11-27 09:46:52,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:52" (1/1) ... [2019-11-27 09:46:53,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:52" (1/1) ... [2019-11-27 09:46:53,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:52" (1/1) ... [2019-11-27 09:46:53,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:46:53,048 INFO L168 Benchmark]: Toolchain (without parser) took 1103.40 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 989.6 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:53,055 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. [2019-11-27 09:46:53,056 INFO L168 Benchmark]: CACSL2BoogieTranslator took 758.02 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:53,062 INFO L168 Benchmark]: Boogie Procedure Inliner took 209.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.1 MB in the end (delta: -42.3 MB). Peak memory consumption was 9.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:53,064 INFO L168 Benchmark]: Boogie Preprocessor took 124.72 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 989.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:53,079 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 758.02 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 209.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.1 MB in the end (delta: -42.3 MB). Peak memory consumption was 9.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 124.72 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 989.6 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...