./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0970b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0970b.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 43a504f2a78cd97f2f59239768b095c018a8cdcb ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0970b.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 43a504f2a78cd97f2f59239768b095c018a8cdcb ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:52:46,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:46,855 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:46,889 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:46,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:46,896 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:46,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:46,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:46,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:46,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:46,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:46,931 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:46,933 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:46,938 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:46,939 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:46,943 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:46,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:46,951 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:46,956 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:46,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:46,968 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:46,975 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:46,977 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:46,982 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:46,989 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:46,990 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:46,990 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:46,992 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:46,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:46,995 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:46,997 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:46,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:47,002 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:47,004 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:47,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:47,008 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:47,011 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:47,011 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:47,011 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:47,012 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:47,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:47,018 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:52:47,066 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:47,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:47,075 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:47,080 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:47,082 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:47,082 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:47,082 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:47,083 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:52:47,083 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:47,083 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:47,085 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:47,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:47,087 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:47,087 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:47,088 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:47,088 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:47,089 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:47,089 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:47,093 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:47,093 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:47,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:47,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:47,094 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:47,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:47,095 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:47,095 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:52:47,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:52:47,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:47,097 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 -> 43a504f2a78cd97f2f59239768b095c018a8cdcb [2019-11-25 22:52:47,666 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:47,692 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:47,699 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:47,703 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:47,704 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:47,706 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0970b.c [2019-11-25 22:52:47,857 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/085ffea01/a8b31b6e84d946e18789027b629fbf25/FLAG43288fe37 [2019-11-25 22:52:48,883 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:48,884 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0970b.c [2019-11-25 22:52:48,906 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/085ffea01/a8b31b6e84d946e18789027b629fbf25/FLAG43288fe37 [2019-11-25 22:52:49,008 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/085ffea01/a8b31b6e84d946e18789027b629fbf25 [2019-11-25 22:52:49,018 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:49,020 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:49,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:49,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:49,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:49,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:49" (1/1) ... [2019-11-25 22:52:49,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182d43ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:49, skipping insertion in model container [2019-11-25 22:52:49,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:49" (1/1) ... [2019-11-25 22:52:49,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:49,143 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:49,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:49,722 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:49,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:49,977 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:49,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:49 WrapperNode [2019-11-25 22:52:49,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:49,979 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:49,979 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:49,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:49,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:49" (1/1) ... [2019-11-25 22:52:50,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:49" (1/1) ... [2019-11-25 22:52:50,091 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:50,091 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:50,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:50,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:50,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:49" (1/1) ... [2019-11-25 22:52:50,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:49" (1/1) ... [2019-11-25 22:52:50,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:49" (1/1) ... [2019-11-25 22:52:50,123 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:49" (1/1) ... [2019-11-25 22:52:50,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:49" (1/1) ... [2019-11-25 22:52:50,181 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:49" (1/1) ... [2019-11-25 22:52:50,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:49" (1/1) ... [2019-11-25 22:52:50,195 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:50,207 INFO L168 Benchmark]: Toolchain (without parser) took 1181.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.9 MB in the end (delta: -19.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:50,211 INFO L168 Benchmark]: CDTParser took 1.20 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:50,226 INFO L168 Benchmark]: CACSL2BoogieTranslator took 950.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.3 MB in the end (delta: -31.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:50,231 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.69 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 979.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:50,233 INFO L168 Benchmark]: Boogie Preprocessor took 107.22 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:50,244 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 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 950.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.3 MB in the end (delta: -31.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 112.69 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 979.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 107.22 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 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 0.1.24-65d6cd2 [2019-11-25 22:52:54,117 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:54,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:54,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:54,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:54,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:54,162 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:54,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:54,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:54,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:54,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:54,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:54,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:54,200 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:54,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:54,207 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:54,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:54,217 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:54,220 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:54,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:54,236 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:54,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:54,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:54,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:54,253 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:54,254 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:54,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:54,259 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:54,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:54,261 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:54,264 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:54,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:54,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:54,268 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:54,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:54,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:54,273 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:54,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:54,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:54,279 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:54,282 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:54,283 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:52:54,325 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:54,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:54,334 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:54,334 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:54,335 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:54,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:54,335 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:54,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:54,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:54,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:54,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:54,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:54,340 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:52:54,341 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:52:54,341 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:54,343 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:54,343 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:54,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:54,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:54,344 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:54,346 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:54,346 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:54,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:54,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:54,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:54,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:54,349 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:52:54,350 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:52:54,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:54,350 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:52:54,353 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 -> 43a504f2a78cd97f2f59239768b095c018a8cdcb [2019-11-25 22:52:54,908 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:54,936 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:54,943 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:54,947 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:54,950 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:54,952 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0970b.c [2019-11-25 22:52:55,098 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad1ae892b/5bc6f98f8fe04e9294989113027ec7d9/FLAG652e402b6 [2019-11-25 22:52:56,086 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:56,092 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0970b.c [2019-11-25 22:52:56,115 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad1ae892b/5bc6f98f8fe04e9294989113027ec7d9/FLAG652e402b6 [2019-11-25 22:52:56,235 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad1ae892b/5bc6f98f8fe04e9294989113027ec7d9 [2019-11-25 22:52:56,247 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:56,252 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:56,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:56,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:56,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:56,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:56" (1/1) ... [2019-11-25 22:52:56,272 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182d43ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:56, skipping insertion in model container [2019-11-25 22:52:56,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:56" (1/1) ... [2019-11-25 22:52:56,291 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:56,362 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:56,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:56,995 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:57,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:57,298 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:57,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:57 WrapperNode [2019-11-25 22:52:57,299 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:57,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:57,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:57,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:57,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:57" (1/1) ... [2019-11-25 22:52:57,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:57" (1/1) ... [2019-11-25 22:52:57,475 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:57,478 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:57,478 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:57,479 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:57,495 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:57" (1/1) ... [2019-11-25 22:52:57,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:57" (1/1) ... [2019-11-25 22:52:57,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:57" (1/1) ... [2019-11-25 22:52:57,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:57" (1/1) ... [2019-11-25 22:52:57,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:57" (1/1) ... [2019-11-25 22:52:57,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:57" (1/1) ... [2019-11-25 22:52:57,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:57" (1/1) ... [2019-11-25 22:52:57,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:57,616 INFO L168 Benchmark]: Toolchain (without parser) took 1363.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 985.4 MB in the end (delta: -19.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:57,618 INFO L168 Benchmark]: CDTParser took 2.99 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:57,623 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1045.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.1 MB in the end (delta: -25.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:57,624 INFO L168 Benchmark]: Boogie Procedure Inliner took 171.21 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. [2019-11-25 22:52:57,625 INFO L168 Benchmark]: Boogie Preprocessor took 131.68 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. [2019-11-25 22:52:57,632 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.99 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 1045.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.1 MB in the end (delta: -25.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 171.21 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 131.68 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...