./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0460.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_0460.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 2f567a7a12cd8f512f9f6ce0cb1d1ec1e0dd22bc .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0460.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 2f567a7a12cd8f512f9f6ce0cb1d1ec1e0dd22bc ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:05:57,741 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:05:57,747 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:05:57,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:05:57,785 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:05:57,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:05:57,792 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:05:57,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:05:57,814 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:05:57,820 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:05:57,824 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:05:57,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:05:57,828 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:05:57,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:05:57,834 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:05:57,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:05:57,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:05:57,845 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:05:57,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:05:57,860 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:05:57,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:05:57,875 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:05:57,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:05:57,882 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:05:57,892 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:05:57,895 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:05:57,895 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:05:57,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:05:57,898 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:05:57,903 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:05:57,903 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:05:57,904 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:05:57,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:05:57,912 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:05:57,914 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:05:57,914 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:05:57,916 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:05:57,918 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:05:57,919 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:05:57,923 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:05:57,927 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:05:57,929 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:05:57,969 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:05:57,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:05:57,975 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:05:57,975 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:05:57,977 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:05:57,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:05:57,977 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:05:57,979 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:05:57,979 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:05:57,979 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:05:57,980 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:05:57,982 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:05:57,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:05:57,983 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:05:57,985 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:05:57,985 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:05:57,986 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:05:57,986 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:05:57,986 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:05:57,987 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:05:57,987 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:05:57,990 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:05:57,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:05:57,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:05:57,991 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:05:57,991 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:05:57,992 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:05:57,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:05:57,992 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:05:57,992 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 -> 2f567a7a12cd8f512f9f6ce0cb1d1ec1e0dd22bc [2019-11-24 21:05:58,566 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:05:58,600 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:05:58,603 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:05:58,610 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:05:58,611 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:05:58,612 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0460.c [2019-11-24 21:05:58,765 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21c4124de/d135c3a8013b4f55b37ba298c147c03c/FLAG69fe0f1c8 [2019-11-24 21:05:59,871 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:05:59,874 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0460.c [2019-11-24 21:05:59,897 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21c4124de/d135c3a8013b4f55b37ba298c147c03c/FLAG69fe0f1c8 [2019-11-24 21:05:59,934 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21c4124de/d135c3a8013b4f55b37ba298c147c03c [2019-11-24 21:05:59,942 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:05:59,949 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:05:59,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:59,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:05:59,964 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:05:59,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:59" (1/1) ... [2019-11-24 21:05:59,973 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 24.11 09:05:59, skipping insertion in model container [2019-11-24 21:05:59,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:59" (1/1) ... [2019-11-24 21:05:59,992 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:00,073 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:00,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:00,663 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:00,888 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:00,922 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:00,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:00 WrapperNode [2019-11-24 21:06:00,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:00,931 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:00,932 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:00,932 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:00,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:00" (1/1) ... [2019-11-24 21:06:00,991 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:00" (1/1) ... [2019-11-24 21:06:01,069 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:01,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:01,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:01,073 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:01,085 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:00" (1/1) ... [2019-11-24 21:06:01,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:00" (1/1) ... [2019-11-24 21:06:01,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:00" (1/1) ... [2019-11-24 21:06:01,107 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:00" (1/1) ... [2019-11-24 21:06:01,142 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:00" (1/1) ... [2019-11-24 21:06:01,181 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:00" (1/1) ... [2019-11-24 21:06:01,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:00" (1/1) ... [2019-11-24 21:06:01,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:01,216 INFO L168 Benchmark]: Toolchain (without parser) took 1260.75 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:01,218 INFO L168 Benchmark]: CDTParser took 2.28 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. [2019-11-24 21:06:01,228 INFO L168 Benchmark]: CACSL2BoogieTranslator took 972.46 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 991.1 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:01,233 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.26 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 985.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:01,235 INFO L168 Benchmark]: Boogie Preprocessor took 131.73 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:01,247 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.28 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 972.46 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 991.1 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 140.26 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 985.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 131.73 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 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 0.1.24-32f2683 [2019-11-24 21:06:05,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:05,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:05,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:05,128 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:05,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:05,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:05,154 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:05,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:05,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:05,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:05,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:05,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:05,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:05,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:05,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:05,188 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:05,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:05,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:05,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:05,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:05,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:05,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:05,233 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:05,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:05,243 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:05,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:05,248 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:05,249 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:05,250 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:05,252 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:05,253 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:05,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:05,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:05,263 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:05,265 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:05,267 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:05,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:05,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:05,276 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:05,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:05,279 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:06:05,319 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:05,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:05,326 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:05,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:05,327 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:05,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:05,327 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:05,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:05,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:05,331 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:05,332 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:05,332 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:05,333 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:05,334 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:06:05,334 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:06:05,334 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:05,335 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:05,336 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:05,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:05,336 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:05,338 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:05,338 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:05,338 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:05,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:05,340 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:05,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:05,343 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:05,343 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:06:05,343 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:06:05,344 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:05,345 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:06:05,346 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 -> 2f567a7a12cd8f512f9f6ce0cb1d1ec1e0dd22bc [2019-11-24 21:06:05,963 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:05,990 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:05,996 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:06,003 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:06,004 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:06,005 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0460.c [2019-11-24 21:06:06,164 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10af0d579/1f48c72ec3bc4f8da7f0b2ff313f2bba/FLAGea34ba2b1 [2019-11-24 21:06:07,287 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:07,291 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0460.c [2019-11-24 21:06:07,316 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10af0d579/1f48c72ec3bc4f8da7f0b2ff313f2bba/FLAGea34ba2b1 [2019-11-24 21:06:07,356 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10af0d579/1f48c72ec3bc4f8da7f0b2ff313f2bba [2019-11-24 21:06:07,362 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:07,366 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:07,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:07,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:07,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:07,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:07" (1/1) ... [2019-11-24 21:06:07,391 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 24.11 09:06:07, skipping insertion in model container [2019-11-24 21:06:07,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:07" (1/1) ... [2019-11-24 21:06:07,412 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:07,493 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:08,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:08,229 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:08,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:08,460 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:08,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:08 WrapperNode [2019-11-24 21:06:08,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:08,475 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:08,478 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:08,480 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:08,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:08" (1/1) ... [2019-11-24 21:06:08,554 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:08" (1/1) ... [2019-11-24 21:06:08,660 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:08,660 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:08,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:08,661 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:08,685 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:08" (1/1) ... [2019-11-24 21:06:08,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:08" (1/1) ... [2019-11-24 21:06:08,714 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:08" (1/1) ... [2019-11-24 21:06:08,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:08" (1/1) ... [2019-11-24 21:06:08,769 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:08" (1/1) ... [2019-11-24 21:06:08,799 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:08" (1/1) ... [2019-11-24 21:06:08,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:08" (1/1) ... [2019-11-24 21:06:08,829 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:08,840 INFO L168 Benchmark]: Toolchain (without parser) took 1471.66 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 979.8 MB in the end (delta: -18.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:08,841 INFO L168 Benchmark]: CDTParser took 2.38 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. [2019-11-24 21:06:08,843 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1090.59 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 985.5 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:08,844 INFO L168 Benchmark]: Boogie Procedure Inliner took 185.21 ms. Allocated memory is still 1.0 GB. Free memory was 985.5 MB in the beginning and 979.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:08,848 INFO L168 Benchmark]: Boogie Preprocessor took 171.80 ms. Allocated memory is still 1.0 GB. Free memory is still 979.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:08,866 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.38 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 1090.59 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 985.5 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 185.21 ms. Allocated memory is still 1.0 GB. Free memory was 985.5 MB in the beginning and 979.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 171.80 ms. Allocated memory is still 1.0 GB. Free memory is still 979.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...