./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0685b.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_0685b.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 537462a5131aafb9b2ecf7462865d2b69f5f67e9 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0685b.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 537462a5131aafb9b2ecf7462865d2b69f5f67e9 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 21:06:15,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:15,010 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:15,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:15,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:15,042 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:15,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:15,054 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:15,060 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:15,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:15,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:15,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:15,071 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:15,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:15,075 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:15,078 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:15,081 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:15,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:15,086 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:15,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:15,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:15,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:15,102 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:15,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:15,111 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:15,112 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:15,112 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:15,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:15,116 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:15,117 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:15,117 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:15,118 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:15,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:15,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:15,123 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:15,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:15,128 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:15,128 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:15,128 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:15,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:15,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:15,131 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:06:15,170 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:15,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:15,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:15,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:15,178 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:15,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:15,179 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:15,179 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:06:15,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:15,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:15,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:15,180 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:15,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:15,183 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:15,183 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:15,184 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:15,184 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:15,184 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:15,184 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:15,184 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:15,185 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:15,185 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:15,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:15,185 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:15,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:15,188 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:15,188 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:06:15,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:06:15,188 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:15,189 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 -> 537462a5131aafb9b2ecf7462865d2b69f5f67e9 [2019-11-24 21:06:15,638 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:15,655 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:15,660 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:15,664 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:15,665 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:15,668 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0685b.c [2019-11-24 21:06:15,773 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7263c53f/0b6489ae065b4353b0f865f2422c0890/FLAG400792536 [2019-11-24 21:06:16,538 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:16,544 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0685b.c [2019-11-24 21:06:16,560 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7263c53f/0b6489ae065b4353b0f865f2422c0890/FLAG400792536 [2019-11-24 21:06:16,817 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7263c53f/0b6489ae065b4353b0f865f2422c0890 [2019-11-24 21:06:16,821 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:16,822 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:16,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:16,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:16,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:16,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:16" (1/1) ... [2019-11-24 21:06:16,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37d28e9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:16, skipping insertion in model container [2019-11-24 21:06:16,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:16" (1/1) ... [2019-11-24 21:06:16,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:16,919 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:17,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:17,399 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:17,499 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:17,533 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:17,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17 WrapperNode [2019-11-24 21:06:17,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:17,541 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:17,541 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:17,541 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:17,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:17,590 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:17,677 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:17,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:17,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:17,678 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:17,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:17,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:17,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:17,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:17,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:17,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:17,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:17,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:17,826 INFO L168 Benchmark]: Toolchain (without parser) took 998.48 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 978.5 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:17,827 INFO L168 Benchmark]: CDTParser took 0.81 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. [2019-11-24 21:06:17,828 INFO L168 Benchmark]: CACSL2BoogieTranslator took 703.28 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 984.3 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:17,832 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.85 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:17,833 INFO L168 Benchmark]: Boogie Preprocessor took 140.99 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:17,837 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81 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 703.28 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 984.3 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 136.85 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 140.99 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. 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 21:06:20,545 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:20,548 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:20,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:20,574 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:20,580 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:20,584 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:20,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:20,601 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:20,605 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:20,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:20,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:20,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:20,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:20,617 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:20,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:20,621 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:20,622 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:20,627 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:20,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:20,637 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:20,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:20,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:20,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:20,654 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:20,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:20,655 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:20,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:20,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:20,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:20,660 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:20,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:20,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:20,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:20,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:20,667 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:20,668 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:20,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:20,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:20,671 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:20,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:20,674 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:06:20,701 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:20,701 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:20,705 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:20,705 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:20,705 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:20,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:20,707 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:20,707 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:20,707 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:20,708 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:20,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:20,710 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:20,710 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:20,710 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:06:20,711 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:06:20,711 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:20,713 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:20,713 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:20,713 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:20,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:20,714 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:20,714 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:20,714 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:20,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:20,715 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:20,718 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:20,718 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:20,718 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:06:20,719 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:06:20,719 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:20,720 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:06:20,720 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 -> 537462a5131aafb9b2ecf7462865d2b69f5f67e9 [2019-11-24 21:06:21,170 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:21,188 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:21,196 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:21,197 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:21,199 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:21,200 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0685b.c [2019-11-24 21:06:21,305 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84a8673ec/dc866dce435347578c9d292265f1ac5c/FLAG0a4c5d7a8 [2019-11-24 21:06:22,032 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:22,039 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0685b.c [2019-11-24 21:06:22,054 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84a8673ec/dc866dce435347578c9d292265f1ac5c/FLAG0a4c5d7a8 [2019-11-24 21:06:22,323 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84a8673ec/dc866dce435347578c9d292265f1ac5c [2019-11-24 21:06:22,326 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:22,328 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:22,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:22,338 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:22,341 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:22,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:22" (1/1) ... [2019-11-24 21:06:22,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7edcae6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:22, skipping insertion in model container [2019-11-24 21:06:22,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:22" (1/1) ... [2019-11-24 21:06:22,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:22,423 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:22,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:22,907 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:23,049 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:23,107 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:23,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:23 WrapperNode [2019-11-24 21:06:23,108 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:23,109 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:23,109 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:23,110 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:23,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:23" (1/1) ... [2019-11-24 21:06:23,159 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:23" (1/1) ... [2019-11-24 21:06:23,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:23,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:23,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:23,252 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:23,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:23" (1/1) ... [2019-11-24 21:06:23,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:23" (1/1) ... [2019-11-24 21:06:23,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:23" (1/1) ... [2019-11-24 21:06:23,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:23" (1/1) ... [2019-11-24 21:06:23,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:23" (1/1) ... [2019-11-24 21:06:23,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:23" (1/1) ... [2019-11-24 21:06:23,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:23" (1/1) ... [2019-11-24 21:06:23,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:23,390 INFO L168 Benchmark]: Toolchain (without parser) took 1061.19 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 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:23,393 INFO L168 Benchmark]: CDTParser took 1.54 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 21:06:23,397 INFO L168 Benchmark]: CACSL2BoogieTranslator took 773.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:23,398 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.98 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:23,401 INFO L168 Benchmark]: Boogie Preprocessor took 145.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:23,406 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.54 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 773.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 132.98 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 145.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 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...