./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1032a.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/float_req_bl_1032a.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 9a3696439220bbea1d6ed5ed3b22aa10206af5de ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_1032a.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 9a3696439220bbea1d6ed5ed3b22aa10206af5de ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:47:55,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:55,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:55,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:55,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:55,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:55,852 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:55,867 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:55,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:55,879 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:55,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:55,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:55,890 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:55,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:55,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:55,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:55,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:55,915 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:55,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:55,931 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:55,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:55,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:55,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:55,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:55,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:55,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:55,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:55,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:55,968 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:55,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:55,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:55,972 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:55,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:55,977 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:55,982 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:55,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:55,984 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:55,985 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:55,988 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:55,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:55,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:55,992 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:47:56,032 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:56,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:56,040 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:56,041 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:56,041 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:56,041 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:56,044 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:56,044 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:47:56,045 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:56,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:56,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:56,047 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:56,047 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:56,050 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:56,051 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:56,051 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:56,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:56,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:56,052 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:56,052 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:56,052 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:56,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:56,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:56,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:56,055 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:56,055 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:47:56,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:47:56,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:56,056 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 -> 9a3696439220bbea1d6ed5ed3b22aa10206af5de [2019-11-27 09:47:56,699 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:56,727 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:56,738 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:56,740 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:56,743 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:56,744 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1032a.c [2019-11-27 09:47:56,903 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/169e9c017/598e22dcb7d0439989b455560063dab7/FLAG13dae67f4 [2019-11-27 09:47:57,996 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:57,999 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1032a.c [2019-11-27 09:47:58,019 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/169e9c017/598e22dcb7d0439989b455560063dab7/FLAG13dae67f4 [2019-11-27 09:47:58,060 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/169e9c017/598e22dcb7d0439989b455560063dab7 [2019-11-27 09:47:58,069 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:58,072 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:58,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:58,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:58,085 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:58,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:58" (1/1) ... [2019-11-27 09:47:58,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@197a930a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:58, skipping insertion in model container [2019-11-27 09:47:58,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:58" (1/1) ... [2019-11-27 09:47:58,121 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:58,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:58,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:58,666 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:58,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:58,862 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:58,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:58 WrapperNode [2019-11-27 09:47:58,865 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:58,872 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:58,873 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:58,873 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:58,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:58" (1/1) ... [2019-11-27 09:47:58,926 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:58" (1/1) ... [2019-11-27 09:47:58,993 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:58,995 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:58,996 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:58,996 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:59,006 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:58" (1/1) ... [2019-11-27 09:47:59,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:58" (1/1) ... [2019-11-27 09:47:59,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:58" (1/1) ... [2019-11-27 09:47:59,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:58" (1/1) ... [2019-11-27 09:47:59,041 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:58" (1/1) ... [2019-11-27 09:47:59,051 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:58" (1/1) ... [2019-11-27 09:47:59,058 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:58" (1/1) ... [2019-11-27 09:47:59,061 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:59,069 INFO L168 Benchmark]: Toolchain (without parser) took 992.98 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:59,086 INFO L168 Benchmark]: CDTParser took 0.37 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 09:47:59,089 INFO L168 Benchmark]: CACSL2BoogieTranslator took 787.62 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. [2019-11-27 09:47:59,095 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.67 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. [2019-11-27 09:47:59,096 INFO L168 Benchmark]: Boogie Preprocessor took 67.39 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. [2019-11-27 09:47:59,103 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 787.62 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 122.67 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 67.39 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. 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 09:48:02,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:02,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:02,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:02,971 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:02,973 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:02,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:02,995 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:02,999 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:03,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:03,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:03,011 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:03,013 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:03,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:03,024 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:03,026 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:03,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:03,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:03,041 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:03,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:03,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:03,062 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:03,067 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:03,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:03,081 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:03,082 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:03,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:03,087 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:03,088 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:03,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:03,092 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:03,094 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:03,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:03,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:03,103 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:03,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:03,107 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:03,108 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:03,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:03,112 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:03,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:03,117 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:48:03,157 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:03,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:03,162 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:03,166 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:03,166 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:03,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:03,168 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:03,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:03,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:03,169 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:03,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:03,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:03,173 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:48:03,173 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:48:03,174 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:03,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:03,176 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:03,176 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:03,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:03,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:03,177 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:03,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:03,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:03,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:03,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:03,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:03,182 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:48:03,182 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:48:03,183 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:03,183 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:48:03,184 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 -> 9a3696439220bbea1d6ed5ed3b22aa10206af5de [2019-11-27 09:48:03,747 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:03,780 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:03,783 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:03,789 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:03,793 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:03,795 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1032a.c [2019-11-27 09:48:03,952 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b6f2e2cd/66a67be3948c4d9bb7bf4d170bb89a74/FLAG65e3a66f2 [2019-11-27 09:48:05,066 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:05,067 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1032a.c [2019-11-27 09:48:05,086 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b6f2e2cd/66a67be3948c4d9bb7bf4d170bb89a74/FLAG65e3a66f2 [2019-11-27 09:48:05,129 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b6f2e2cd/66a67be3948c4d9bb7bf4d170bb89a74 [2019-11-27 09:48:05,139 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:05,144 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:05,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:05,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:05,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:05,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:05,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@334892be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05, skipping insertion in model container [2019-11-27 09:48:05,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:05,186 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:05,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:05,718 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:05,728 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:05,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:05,926 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:05,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05 WrapperNode [2019-11-27 09:48:05,928 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:05,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:05,936 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:05,936 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:05,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:05,993 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:06,034 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:06,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:06,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:06,035 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:06,050 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:06,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:06,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:06,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:06,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:06,111 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:06,115 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:06,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:06,136 INFO L168 Benchmark]: Toolchain (without parser) took 990.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:06,139 INFO L168 Benchmark]: CDTParser took 0.38 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 09:48:06,142 INFO L168 Benchmark]: CACSL2BoogieTranslator took 782.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:06,143 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.89 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. [2019-11-27 09:48:06,144 INFO L168 Benchmark]: Boogie Preprocessor took 94.58 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. [2019-11-27 09:48:06,161 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 782.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 98.89 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 94.58 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...