./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0960b.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_0960b.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 78c6d2d68aa498895f40ed0a4a24644b21119801 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0960b.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 78c6d2d68aa498895f40ed0a4a24644b21119801 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:08:28,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:28,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:28,943 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:28,945 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:28,947 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:28,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:28,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:28,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:28,979 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:28,981 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:28,987 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:28,987 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:28,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:28,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:29,001 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:29,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:29,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:29,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:29,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:29,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:29,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:29,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:29,043 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:29,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:29,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:29,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:29,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:29,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:29,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:29,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:29,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:29,066 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:29,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:29,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:29,072 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:29,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:29,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:29,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:29,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:29,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:29,086 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:08:29,125 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:29,126 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:29,131 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:29,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:29,132 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:29,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:29,134 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:29,134 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:08:29,134 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:29,135 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:29,136 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:29,141 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:29,141 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:29,142 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:29,142 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:29,142 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:29,143 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:29,143 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:29,143 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:29,144 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:29,144 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:29,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:29,144 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:29,145 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:29,145 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:29,145 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:08:29,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:08:29,148 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:29,148 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 -> 78c6d2d68aa498895f40ed0a4a24644b21119801 [2019-11-27 16:08:29,650 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:29,679 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:29,685 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:29,691 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:29,692 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:29,693 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0960b.c [2019-11-27 16:08:29,846 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/798e5e9ab/000c8e172c8745b88d99e1cf089248d6/FLAG3a3dd2050 [2019-11-27 16:08:30,904 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:30,907 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0960b.c [2019-11-27 16:08:30,927 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/798e5e9ab/000c8e172c8745b88d99e1cf089248d6/FLAG3a3dd2050 [2019-11-27 16:08:31,030 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/798e5e9ab/000c8e172c8745b88d99e1cf089248d6 [2019-11-27 16:08:31,038 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:31,040 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:31,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:31,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:31,055 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:31,056 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:31" (1/1) ... [2019-11-27 16:08:31,063 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e4cdb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:31, skipping insertion in model container [2019-11-27 16:08:31,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:31" (1/1) ... [2019-11-27 16:08:31,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:31,157 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:31,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:31,819 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:31,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:32,044 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:32,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:32 WrapperNode [2019-11-27 16:08:32,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:32,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:32,052 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:32,052 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:32,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:32" (1/1) ... [2019-11-27 16:08:32,117 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:32" (1/1) ... [2019-11-27 16:08:32,202 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:32,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:32,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:32,207 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:32,218 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:32" (1/1) ... [2019-11-27 16:08:32,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:32" (1/1) ... [2019-11-27 16:08:32,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:32" (1/1) ... [2019-11-27 16:08:32,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:32" (1/1) ... [2019-11-27 16:08:32,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:32" (1/1) ... [2019-11-27 16:08:32,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:32" (1/1) ... [2019-11-27 16:08:32,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:32" (1/1) ... [2019-11-27 16:08:32,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:32,350 INFO L168 Benchmark]: Toolchain (without parser) took 1306.01 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 979.9 MB in the end (delta: -18.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:32,357 INFO L168 Benchmark]: CDTParser took 1.63 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 16:08:32,359 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1005.71 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:32,360 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.20 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 979.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:32,362 INFO L168 Benchmark]: Boogie Preprocessor took 137.66 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:32,373 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.63 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 1005.71 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 154.20 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 979.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 137.66 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:08:36,296 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:36,303 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:36,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:36,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:36,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:36,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:36,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:36,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:36,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:36,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:36,377 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:36,380 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:36,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:36,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:36,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:36,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:36,399 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:36,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:36,412 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:36,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:36,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:36,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:36,434 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:36,445 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:36,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:36,446 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:36,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:36,453 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:36,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:36,455 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:36,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:36,459 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:36,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:36,463 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:36,465 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:36,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:36,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:36,468 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:36,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:36,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:36,477 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:08:36,517 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:36,518 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:36,520 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:36,524 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:36,524 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:36,525 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:36,525 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:36,525 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:36,526 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:36,526 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:36,527 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:36,528 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:36,528 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:08:36,531 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:08:36,532 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:36,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:36,532 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:36,533 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:36,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:36,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:36,534 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:36,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:36,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:36,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:36,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:36,537 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:36,537 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:08:36,539 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:08:36,539 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:36,539 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:08:36,542 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 -> 78c6d2d68aa498895f40ed0a4a24644b21119801 [2019-11-27 16:08:37,098 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:37,127 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:37,133 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:37,138 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:37,140 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:37,142 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0960b.c [2019-11-27 16:08:37,297 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b018aa74/30f5b0c48d394672965751cbd3be7385/FLAGd55b955d8 [2019-11-27 16:08:38,361 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:38,361 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0960b.c [2019-11-27 16:08:38,383 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b018aa74/30f5b0c48d394672965751cbd3be7385/FLAGd55b955d8 [2019-11-27 16:08:38,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b018aa74/30f5b0c48d394672965751cbd3be7385 [2019-11-27 16:08:38,494 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:38,496 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:38,510 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:38,510 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:38,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:38,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:38" (1/1) ... [2019-11-27 16:08:38,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@777bc9c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:38, skipping insertion in model container [2019-11-27 16:08:38,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:38" (1/1) ... [2019-11-27 16:08:38,530 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:38,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:39,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:39,310 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:39,472 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:39,562 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:39,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:39 WrapperNode [2019-11-27 16:08:39,563 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:39,565 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:39,565 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:39,565 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:39,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:39" (1/1) ... [2019-11-27 16:08:39,632 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:39" (1/1) ... [2019-11-27 16:08:39,699 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:39,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:39,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:39,703 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:39,716 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:39" (1/1) ... [2019-11-27 16:08:39,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:39" (1/1) ... [2019-11-27 16:08:39,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:39" (1/1) ... [2019-11-27 16:08:39,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:39" (1/1) ... [2019-11-27 16:08:39,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:39" (1/1) ... [2019-11-27 16:08:39,828 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:39" (1/1) ... [2019-11-27 16:08:39,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:39" (1/1) ... [2019-11-27 16:08:39,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:39,857 INFO L168 Benchmark]: Toolchain (without parser) took 1356.42 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. [2019-11-27 16:08:39,860 INFO L168 Benchmark]: CDTParser took 0.37 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 16:08:39,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1054.08 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:39,864 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.12 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:39,880 INFO L168 Benchmark]: Boogie Preprocessor took 148.07 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 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. [2019-11-27 16:08:39,888 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1054.08 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 137.12 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 148.07 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 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...