./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0683b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_0683b.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 ebb06181490bcaba37fb0e636c9ff00beaef1aee .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0683b.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 ebb06181490bcaba37fb0e636c9ff00beaef1aee ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:00:13,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:13,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:13,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:13,835 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:13,838 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:13,843 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:13,860 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:13,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:13,870 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:13,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:13,877 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:13,878 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:13,884 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:13,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:13,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:13,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:13,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:13,907 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:13,914 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:13,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:13,928 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:13,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:13,933 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:13,945 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:13,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:13,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:13,948 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:13,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:13,951 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:13,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:13,954 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:13,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:13,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:13,962 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:13,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:13,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:13,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:13,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:13,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:13,974 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:13,975 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:00:14,012 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:14,014 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:14,018 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:14,022 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:14,022 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:14,023 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:14,023 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:14,023 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:00:14,023 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:14,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:14,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:14,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:14,028 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:14,028 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:14,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:14,029 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:14,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:14,030 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:14,030 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:14,033 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:14,033 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:14,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:14,034 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:14,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:14,034 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:14,035 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:00:14,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:00:14,035 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:14,038 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 -> ebb06181490bcaba37fb0e636c9ff00beaef1aee [2019-11-26 17:00:14,631 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:14,659 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:14,668 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:14,671 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:14,673 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:14,676 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0683b.c [2019-11-26 17:00:14,836 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3c990b1b/f5b765e9737c460ba435cad376bf15b5/FLAG9ade32bd7 [2019-11-26 17:00:15,973 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:15,975 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0683b.c [2019-11-26 17:00:16,006 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3c990b1b/f5b765e9737c460ba435cad376bf15b5/FLAG9ade32bd7 [2019-11-26 17:00:16,048 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3c990b1b/f5b765e9737c460ba435cad376bf15b5 [2019-11-26 17:00:16,056 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:16,062 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:16,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:16,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:16,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:16,076 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:16" (1/1) ... [2019-11-26 17:00:16,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d586f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:16, skipping insertion in model container [2019-11-26 17:00:16,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:16" (1/1) ... [2019-11-26 17:00:16,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:16,190 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:16,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:16,953 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:17,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:17,212 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:17,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:17 WrapperNode [2019-11-26 17:00:17,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:17,231 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:17,231 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:17,232 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:17,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:17" (1/1) ... [2019-11-26 17:00:17,303 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:17" (1/1) ... [2019-11-26 17:00:17,454 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:17,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:17,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:17,455 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:17,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:17" (1/1) ... [2019-11-26 17:00:17,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:17" (1/1) ... [2019-11-26 17:00:17,514 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:17" (1/1) ... [2019-11-26 17:00:17,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:17" (1/1) ... [2019-11-26 17:00:17,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:17" (1/1) ... [2019-11-26 17:00:17,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:17" (1/1) ... [2019-11-26 17:00:17,655 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:17" (1/1) ... [2019-11-26 17:00:17,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:17,684 INFO L168 Benchmark]: Toolchain (without parser) took 1619.23 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: -16.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:17,688 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-26 17:00:17,690 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1150.32 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. [2019-11-26 17:00:17,693 INFO L168 Benchmark]: Boogie Procedure Inliner took 223.59 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. [2019-11-26 17:00:17,694 INFO L168 Benchmark]: Boogie Preprocessor took 222.99 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. [2019-11-26 17:00:17,707 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1150.32 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 223.59 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 222.99 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 0.1.24-025d5a2 [2019-11-26 17:00:21,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:21,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:21,587 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:21,589 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:21,592 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:21,608 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:21,625 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:21,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:21,638 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:21,640 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:21,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:21,648 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:21,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:21,659 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:21,660 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:21,662 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:21,668 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:21,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:21,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:21,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:21,694 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:21,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:21,703 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:21,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:21,712 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:21,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:21,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:21,719 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:21,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:21,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:21,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:21,726 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:21,730 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:21,733 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:21,734 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:21,736 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:21,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:21,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:21,742 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:21,745 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:21,749 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:00:21,789 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:21,790 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:21,795 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:21,796 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:21,796 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:21,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:21,797 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:21,797 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:21,797 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:21,798 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:21,801 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:21,801 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:21,801 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:00:21,802 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:00:21,802 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:21,803 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:21,803 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:21,805 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:21,805 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:21,806 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:21,806 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:21,806 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:21,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:21,809 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:21,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:21,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:21,810 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:00:21,810 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:00:21,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:21,811 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:00:21,812 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 -> ebb06181490bcaba37fb0e636c9ff00beaef1aee [2019-11-26 17:00:22,358 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:22,388 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:22,391 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:22,397 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:22,400 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:22,402 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0683b.c [2019-11-26 17:00:22,553 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/112c3e366/935ebf7ecab34ae290dacf4cf79b83e1/FLAG1338fd6f4 [2019-11-26 17:00:23,636 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:23,637 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0683b.c [2019-11-26 17:00:23,666 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/112c3e366/935ebf7ecab34ae290dacf4cf79b83e1/FLAG1338fd6f4 [2019-11-26 17:00:23,732 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/112c3e366/935ebf7ecab34ae290dacf4cf79b83e1 [2019-11-26 17:00:23,742 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:23,746 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:23,753 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:23,754 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:23,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:23,764 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:23" (1/1) ... [2019-11-26 17:00:23,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d8d6d23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:23, skipping insertion in model container [2019-11-26 17:00:23,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:23" (1/1) ... [2019-11-26 17:00:23,791 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:23,877 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:24,621 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:24,666 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:24,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:24,914 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:24,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:24 WrapperNode [2019-11-26 17:00:24,915 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:24,923 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:24,923 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:24,923 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:24,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:24" (1/1) ... [2019-11-26 17:00:24,990 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:24" (1/1) ... [2019-11-26 17:00:25,112 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:25,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:25,123 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:25,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:25,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:24" (1/1) ... [2019-11-26 17:00:25,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:24" (1/1) ... [2019-11-26 17:00:25,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:24" (1/1) ... [2019-11-26 17:00:25,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:24" (1/1) ... [2019-11-26 17:00:25,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:24" (1/1) ... [2019-11-26 17:00:25,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:24" (1/1) ... [2019-11-26 17:00:25,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:24" (1/1) ... [2019-11-26 17:00:25,314 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:25,324 INFO L168 Benchmark]: Toolchain (without parser) took 1577.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.6 MB in the end (delta: -11.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:25,326 INFO L168 Benchmark]: CDTParser took 0.94 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. [2019-11-26 17:00:25,328 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1162.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.4 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:25,329 INFO L168 Benchmark]: Boogie Procedure Inliner took 189.74 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:25,335 INFO L168 Benchmark]: Boogie Preprocessor took 204.94 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:25,347 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 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 1162.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.4 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 189.74 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 204.94 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 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...