./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0661b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_0661b.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 f7b03c010cc5bb74fc451f0f165676fac13dd665 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0661b.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 f7b03c010cc5bb74fc451f0f165676fac13dd665 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:46:16,823 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:46:16,827 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:46:16,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:46:16,862 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:46:16,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:46:16,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:46:16,888 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:46:16,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:46:16,896 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:46:16,901 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:46:16,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:46:16,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:46:16,913 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:46:16,917 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:46:16,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:46:16,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:46:16,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:46:16,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:46:16,944 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:46:16,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:46:16,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:46:16,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:46:16,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:46:16,971 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:46:16,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:46:16,972 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:46:16,975 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:46:16,976 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:46:16,977 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:46:16,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:46:16,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:46:16,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:46:16,985 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:46:16,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:46:16,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:46:16,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:46:16,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:46:16,996 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:46:16,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:46:17,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:46:17,001 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:46:17,038 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:46:17,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:46:17,045 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:46:17,046 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:46:17,047 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:46:17,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:46:17,047 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:46:17,049 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:46:17,049 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:46:17,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:46:17,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:46:17,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:46:17,052 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:46:17,056 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:46:17,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:46:17,057 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:46:17,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:46:17,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:46:17,058 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:46:17,058 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:46:17,058 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:46:17,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:46:17,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:46:17,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:46:17,060 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:46:17,060 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:46:17,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:46:17,063 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:46:17,063 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 -> f7b03c010cc5bb74fc451f0f165676fac13dd665 [2019-11-27 09:46:17,620 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:46:17,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:46:17,655 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:46:17,658 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:46:17,663 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:46:17,664 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0661b.c [2019-11-27 09:46:17,815 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7a21f1a4/f6f71bf613214639aba03c5b6b62070a/FLAG20740b0a0 [2019-11-27 09:46:18,873 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:46:18,875 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0661b.c [2019-11-27 09:46:18,908 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7a21f1a4/f6f71bf613214639aba03c5b6b62070a/FLAG20740b0a0 [2019-11-27 09:46:18,983 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7a21f1a4/f6f71bf613214639aba03c5b6b62070a [2019-11-27 09:46:18,993 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:46:18,995 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:46:18,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:18,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:46:19,006 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:46:19,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:18" (1/1) ... [2019-11-27 09:46:19,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25a7b033 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:19, skipping insertion in model container [2019-11-27 09:46:19,021 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:18" (1/1) ... [2019-11-27 09:46:19,039 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:46:19,125 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:46:19,890 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:19,913 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:46:20,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:20,118 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:46:20,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:20 WrapperNode [2019-11-27 09:46:20,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:20,128 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:20,128 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:46:20,128 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:46:20,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:20" (1/1) ... [2019-11-27 09:46:20,199 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:20" (1/1) ... [2019-11-27 09:46:20,326 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:20,327 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:46:20,327 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:46:20,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:46:20,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:20" (1/1) ... [2019-11-27 09:46:20,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:20" (1/1) ... [2019-11-27 09:46:20,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:20" (1/1) ... [2019-11-27 09:46:20,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:20" (1/1) ... [2019-11-27 09:46:20,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:20" (1/1) ... [2019-11-27 09:46:20,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:20" (1/1) ... [2019-11-27 09:46:20,488 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:20" (1/1) ... [2019-11-27 09:46:20,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:46:20,525 INFO L168 Benchmark]: Toolchain (without parser) took 1521.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.4 MB in the end (delta: -6.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:20,529 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-27 09:46:20,532 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1123.43 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 980.1 MB in the end (delta: -12.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:20,534 INFO L168 Benchmark]: Boogie Procedure Inliner took 199.30 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:20,538 INFO L168 Benchmark]: Boogie Preprocessor took 186.43 ms. Allocated memory is still 1.0 GB. Free memory was 980.1 MB in the beginning and 974.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:20,546 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1123.43 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 980.1 MB in the end (delta: -12.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 199.30 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.43 ms. Allocated memory is still 1.0 GB. Free memory was 980.1 MB in the beginning and 974.4 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-da95e15 [2019-11-27 09:46:24,342 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:46:24,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:46:24,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:46:24,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:46:24,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:46:24,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:46:24,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:46:24,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:46:24,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:46:24,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:46:24,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:46:24,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:46:24,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:46:24,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:46:24,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:46:24,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:46:24,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:46:24,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:46:24,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:46:24,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:46:24,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:46:24,483 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:46:24,485 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:46:24,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:46:24,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:46:24,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:46:24,496 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:46:24,496 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:46:24,497 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:46:24,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:46:24,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:46:24,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:46:24,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:46:24,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:46:24,507 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:46:24,508 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:46:24,510 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:46:24,510 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:46:24,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:46:24,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:46:24,516 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:46:24,544 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:46:24,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:46:24,548 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:46:24,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:46:24,551 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:46:24,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:46:24,552 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:46:24,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:46:24,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:46:24,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:46:24,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:46:24,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:46:24,554 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:46:24,554 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:46:24,554 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:46:24,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:46:24,555 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:46:24,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:46:24,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:46:24,556 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:46:24,558 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:46:24,558 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:46:24,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:46:24,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:46:24,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:46:24,559 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:46:24,559 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:46:24,559 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:46:24,561 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:46:24,561 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:46:24,562 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 -> f7b03c010cc5bb74fc451f0f165676fac13dd665 [2019-11-27 09:46:25,165 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:46:25,194 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:46:25,198 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:46:25,205 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:46:25,205 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:46:25,206 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0661b.c [2019-11-27 09:46:25,356 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/706f6364e/7e8eb843dc604b888b2800aa1a4c00b9/FLAGc7a1ae50b [2019-11-27 09:46:26,391 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:46:26,394 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0661b.c [2019-11-27 09:46:26,415 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/706f6364e/7e8eb843dc604b888b2800aa1a4c00b9/FLAGc7a1ae50b [2019-11-27 09:46:26,503 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/706f6364e/7e8eb843dc604b888b2800aa1a4c00b9 [2019-11-27 09:46:26,513 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:46:26,516 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:46:26,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:26,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:46:26,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:46:26,532 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:26" (1/1) ... [2019-11-27 09:46:26,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25a7b033 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:26, skipping insertion in model container [2019-11-27 09:46:26,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:26" (1/1) ... [2019-11-27 09:46:26,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:46:26,647 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:46:27,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:27,447 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:46:27,638 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:27,729 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:46:27,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:27 WrapperNode [2019-11-27 09:46:27,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:27,737 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:27,738 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:46:27,738 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:46:27,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:27" (1/1) ... [2019-11-27 09:46:27,817 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:27" (1/1) ... [2019-11-27 09:46:27,922 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:27,924 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:46:27,924 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:46:27,924 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:46:27,946 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:27" (1/1) ... [2019-11-27 09:46:27,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:27" (1/1) ... [2019-11-27 09:46:27,969 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:27" (1/1) ... [2019-11-27 09:46:27,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:27" (1/1) ... [2019-11-27 09:46:28,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:27" (1/1) ... [2019-11-27 09:46:28,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:27" (1/1) ... [2019-11-27 09:46:28,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:27" (1/1) ... [2019-11-27 09:46:28,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:46:28,135 INFO L168 Benchmark]: Toolchain (without parser) took 1616.21 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 974.3 MB in the end (delta: -12.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:28,138 INFO L168 Benchmark]: CDTParser took 3.44 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 09:46:28,143 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1208.99 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 985.8 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:28,144 INFO L168 Benchmark]: Boogie Procedure Inliner took 186.21 ms. Allocated memory is still 1.0 GB. Free memory was 985.8 MB in the beginning and 980.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:28,149 INFO L168 Benchmark]: Boogie Preprocessor took 205.75 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:28,159 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.44 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 1208.99 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 985.8 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 186.21 ms. Allocated memory is still 1.0 GB. Free memory was 985.8 MB in the beginning and 980.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 205.75 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.3 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...