./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0833.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/double_req_bl_0833.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 e9c6bf05d102b43fb2b728009d6b55f3314474ef ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/double_req_bl_0833.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 e9c6bf05d102b43fb2b728009d6b55f3314474ef ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:08:20,725 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:20,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:20,769 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:20,771 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:20,773 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:20,777 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:20,795 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:20,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:20,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:20,810 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:20,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:20,813 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:20,820 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:20,825 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:20,830 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:20,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:20,839 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:20,845 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:20,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:20,861 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:20,869 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:20,873 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:20,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:20,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:20,888 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:20,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:20,892 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:20,893 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:20,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:20,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:20,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:20,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:20,904 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:20,907 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:20,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:20,910 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:20,911 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:20,913 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:20,914 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:20,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:20,921 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:08:20,964 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:20,964 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:20,970 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:20,971 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:20,971 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:20,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:20,973 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:20,976 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:08:20,976 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:20,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:20,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:20,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:20,979 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:20,979 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:20,980 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:20,980 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:20,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:20,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:20,982 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:20,984 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:20,984 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:20,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:20,985 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:20,987 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:20,987 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:20,987 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:08:20,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:08:20,988 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:20,990 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 -> e9c6bf05d102b43fb2b728009d6b55f3314474ef [2019-11-27 16:08:21,555 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:21,592 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:21,599 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:21,605 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:21,607 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:21,609 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0833.c [2019-11-27 16:08:21,783 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed24a8d61/4fb8a7cebdb14d33a49f23a23d431dc5/FLAG2d0c34638 [2019-11-27 16:08:22,964 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:22,968 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0833.c [2019-11-27 16:08:22,992 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed24a8d61/4fb8a7cebdb14d33a49f23a23d431dc5/FLAG2d0c34638 [2019-11-27 16:08:23,030 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed24a8d61/4fb8a7cebdb14d33a49f23a23d431dc5 [2019-11-27 16:08:23,038 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:23,044 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:23,046 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:23,048 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:23,055 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:23,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:23" (1/1) ... [2019-11-27 16:08:23,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7547f8bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:23, skipping insertion in model container [2019-11-27 16:08:23,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:23" (1/1) ... [2019-11-27 16:08:23,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:23,159 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:23,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:23,759 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:23,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:23,925 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:23,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:23 WrapperNode [2019-11-27 16:08:23,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:23,936 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:23,937 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:23,937 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:23,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:23" (1/1) ... [2019-11-27 16:08:23,978 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:23" (1/1) ... [2019-11-27 16:08:24,045 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:24,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:24,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:24,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:24,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:23" (1/1) ... [2019-11-27 16:08:24,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:23" (1/1) ... [2019-11-27 16:08:24,082 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:23" (1/1) ... [2019-11-27 16:08:24,084 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:23" (1/1) ... [2019-11-27 16:08:24,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:23" (1/1) ... [2019-11-27 16:08:24,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:23" (1/1) ... [2019-11-27 16:08:24,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:23" (1/1) ... [2019-11-27 16:08:24,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:24,198 INFO L168 Benchmark]: Toolchain (without parser) took 1146.90 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 980.0 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:24,199 INFO L168 Benchmark]: CDTParser took 3.10 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:24,204 INFO L168 Benchmark]: CACSL2BoogieTranslator took 881.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:24,206 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.80 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 980.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:24,207 INFO L168 Benchmark]: Boogie Preprocessor took 135.42 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:24,221 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.10 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 881.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 112.80 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 980.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 135.42 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 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 0.1.24-509859d [2019-11-27 16:08:28,197 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:28,203 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:28,237 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:28,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:28,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:28,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:28,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:28,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:28,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:28,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:28,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:28,285 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:28,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:28,298 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:28,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:28,305 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:28,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:28,318 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:28,326 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:28,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:28,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:28,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:28,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:28,354 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:28,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:28,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:28,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:28,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:28,365 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:28,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:28,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:28,371 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:28,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:28,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:28,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:28,380 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:28,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:28,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:28,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:28,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:28,389 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:08:28,432 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:28,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:28,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:28,438 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:28,439 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:28,439 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:28,441 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:28,441 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:28,441 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:28,442 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:28,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:28,444 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:28,444 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:08:28,446 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:08:28,446 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:28,446 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:28,447 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:28,448 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:28,448 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:28,450 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:28,450 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:28,450 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:28,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:28,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:28,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:28,453 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:28,454 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:08:28,454 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:08:28,454 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:28,456 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:08:28,457 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 -> e9c6bf05d102b43fb2b728009d6b55f3314474ef [2019-11-27 16:08:29,039 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:29,071 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:29,075 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:29,082 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:29,084 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:29,089 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0833.c [2019-11-27 16:08:29,252 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8ece9224/faa2948ddc77497e9631f3090cc40ae5/FLAG2c0ab6197 [2019-11-27 16:08:30,445 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:30,447 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0833.c [2019-11-27 16:08:30,469 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8ece9224/faa2948ddc77497e9631f3090cc40ae5/FLAG2c0ab6197 [2019-11-27 16:08:30,508 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8ece9224/faa2948ddc77497e9631f3090cc40ae5 [2019-11-27 16:08:30,516 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:30,521 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:30,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:30,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:30,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:30,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:30" (1/1) ... [2019-11-27 16:08:30,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56e6bd62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:30, skipping insertion in model container [2019-11-27 16:08:30,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:30" (1/1) ... [2019-11-27 16:08:30,567 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:30,638 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:31,364 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:31,398 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:31,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:31,628 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:31,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:31 WrapperNode [2019-11-27 16:08:31,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:31,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:31,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:31,631 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:31,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:31" (1/1) ... [2019-11-27 16:08:31,705 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:31" (1/1) ... [2019-11-27 16:08:31,797 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:31,801 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:31,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:31,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:31,824 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:31" (1/1) ... [2019-11-27 16:08:31,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:31" (1/1) ... [2019-11-27 16:08:31,850 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:31" (1/1) ... [2019-11-27 16:08:31,851 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:31" (1/1) ... [2019-11-27 16:08:31,894 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:31" (1/1) ... [2019-11-27 16:08:31,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:31" (1/1) ... [2019-11-27 16:08:31,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:31" (1/1) ... [2019-11-27 16:08:31,945 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:31,953 INFO L168 Benchmark]: Toolchain (without parser) took 1428.01 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:31,954 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:31,959 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1104.17 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 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:31,960 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.69 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. [2019-11-27 16:08:31,961 INFO L168 Benchmark]: Boogie Preprocessor took 145.58 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. [2019-11-27 16:08:31,977 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 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 1104.17 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 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 169.69 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 145.58 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...