./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0681b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_0681b.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 107d4b9d9cb990f15c9b9a39acee77f79bf93da8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0681b.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 107d4b9d9cb990f15c9b9a39acee77f79bf93da8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:59:07,945 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:07,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:07,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:07,989 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:07,993 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:07,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:08,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:08,029 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:08,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:08,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:08,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:08,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:08,050 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:08,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:08,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:08,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:08,067 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:08,073 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:08,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:08,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:08,097 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:08,099 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:08,103 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:08,111 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:08,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:08,112 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:08,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:08,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:08,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:08,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:08,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:08,123 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:08,128 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:08,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:08,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:08,134 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:08,138 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:08,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:08,139 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:08,141 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:08,142 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:59:08,180 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:08,183 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:08,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:08,189 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:08,189 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:08,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:08,190 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:08,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:59:08,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:08,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:08,194 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:08,197 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:08,197 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:08,198 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:08,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:08,198 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:08,199 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:08,199 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:08,199 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:08,202 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:08,202 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:08,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:08,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:08,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:08,203 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:08,204 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:59:08,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:59:08,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:08,208 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 -> 107d4b9d9cb990f15c9b9a39acee77f79bf93da8 [2019-11-26 16:59:08,799 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:08,829 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:08,837 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:08,841 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:08,843 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:08,844 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0681b.c [2019-11-26 16:59:09,006 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5074a9808/651fbd0de26d42a39a4169c3c2505c70/FLAG3350716b2 [2019-11-26 16:59:10,118 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:10,124 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0681b.c [2019-11-26 16:59:10,156 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5074a9808/651fbd0de26d42a39a4169c3c2505c70/FLAG3350716b2 [2019-11-26 16:59:10,194 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5074a9808/651fbd0de26d42a39a4169c3c2505c70 [2019-11-26 16:59:10,202 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:10,206 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:10,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:10,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:10,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:10,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:10" (1/1) ... [2019-11-26 16:59:10,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@84ee725 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:10, skipping insertion in model container [2019-11-26 16:59:10,232 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:10" (1/1) ... [2019-11-26 16:59:10,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:10,339 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:11,080 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:11,110 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:11,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:11,355 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:11,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:11 WrapperNode [2019-11-26 16:59:11,357 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:11,358 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:11,359 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:11,359 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:11,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:11" (1/1) ... [2019-11-26 16:59:11,421 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:11" (1/1) ... [2019-11-26 16:59:11,536 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:11,537 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:11,537 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:11,537 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:11,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:11" (1/1) ... [2019-11-26 16:59:11,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:11" (1/1) ... [2019-11-26 16:59:11,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:11" (1/1) ... [2019-11-26 16:59:11,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:11" (1/1) ... [2019-11-26 16:59:11,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:11" (1/1) ... [2019-11-26 16:59:11,682 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:11" (1/1) ... [2019-11-26 16:59:11,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:11" (1/1) ... [2019-11-26 16:59:11,716 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:11,724 INFO L168 Benchmark]: Toolchain (without parser) took 1512.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.5 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:11,726 INFO L168 Benchmark]: CDTParser took 3.55 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:11,729 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1146.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.3 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:11,732 INFO L168 Benchmark]: Boogie Procedure Inliner took 178.01 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:11,735 INFO L168 Benchmark]: Boogie Preprocessor took 179.49 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:11,746 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.55 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 1146.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.3 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 178.01 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 179.49 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:59:15,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:15,692 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:15,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:15,726 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:15,728 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:15,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:15,740 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:15,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:15,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:15,763 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:15,768 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:15,771 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:15,775 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:15,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:15,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:15,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:15,794 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:15,797 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:15,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:15,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:15,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:15,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:15,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:15,834 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:15,834 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:15,835 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:15,837 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:15,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:15,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:15,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:15,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:15,846 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:15,850 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:15,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:15,854 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:15,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:15,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:15,857 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:15,862 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:15,864 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:15,865 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:59:15,903 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:15,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:15,912 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:15,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:15,915 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:15,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:15,916 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:15,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:15,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:15,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:15,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:15,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:15,921 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:59:15,921 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:59:15,922 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:15,922 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:15,923 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:15,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:15,925 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:15,925 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:15,926 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:15,926 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:15,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:15,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:15,928 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:15,928 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:15,929 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:59:15,929 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:59:15,931 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:15,931 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:59:15,932 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 -> 107d4b9d9cb990f15c9b9a39acee77f79bf93da8 [2019-11-26 16:59:16,529 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:16,560 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:16,569 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:16,574 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:16,577 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:16,579 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0681b.c [2019-11-26 16:59:16,737 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01b9e8c27/ae6a2ee95db84dffa49bd696c50b5d5c/FLAG557391daf [2019-11-26 16:59:17,851 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:17,855 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0681b.c [2019-11-26 16:59:17,883 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01b9e8c27/ae6a2ee95db84dffa49bd696c50b5d5c/FLAG557391daf [2019-11-26 16:59:17,928 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01b9e8c27/ae6a2ee95db84dffa49bd696c50b5d5c [2019-11-26 16:59:17,934 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:17,943 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:17,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:17,947 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:17,954 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:17,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:17" (1/1) ... [2019-11-26 16:59:17,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@84ee725 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:17, skipping insertion in model container [2019-11-26 16:59:17,965 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:17" (1/1) ... [2019-11-26 16:59:17,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:18,074 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:18,838 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:18,867 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:19,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:19,143 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:19,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:19 WrapperNode [2019-11-26 16:59:19,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:19,146 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:19,146 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:19,147 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:19,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:19" (1/1) ... [2019-11-26 16:59:19,220 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:19" (1/1) ... [2019-11-26 16:59:19,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:19,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:19,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:19,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:19,350 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:19" (1/1) ... [2019-11-26 16:59:19,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:19" (1/1) ... [2019-11-26 16:59:19,368 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:19" (1/1) ... [2019-11-26 16:59:19,373 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:19" (1/1) ... [2019-11-26 16:59:19,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:19" (1/1) ... [2019-11-26 16:59:19,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:19" (1/1) ... [2019-11-26 16:59:19,502 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:19" (1/1) ... [2019-11-26 16:59:19,529 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:19,542 INFO L168 Benchmark]: Toolchain (without parser) took 1599.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.7 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:19,544 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:19,547 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1201.16 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. [2019-11-26 16:59:19,549 INFO L168 Benchmark]: Boogie Procedure Inliner took 186.28 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. [2019-11-26 16:59:19,553 INFO L168 Benchmark]: Boogie Preprocessor took 202.99 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:19,564 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1201.16 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 186.28 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. * Boogie Preprocessor took 202.99 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 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...