./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1270c.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/float_req_bl_1270c.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 fce8eaffc8fbce8eaab4a2e551ea29a4fcef0871 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_1270c.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 fce8eaffc8fbce8eaab4a2e551ea29a4fcef0871 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:48:15,635 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:15,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:15,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:15,676 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:15,678 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:15,682 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:15,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:15,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:15,710 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:15,713 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:15,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:15,721 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:15,725 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:15,729 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:15,734 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:15,736 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:15,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:15,746 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:15,757 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:15,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:15,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:15,773 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:15,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:15,784 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:15,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:15,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:15,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:15,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:15,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:15,796 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:15,797 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:15,798 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:15,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:15,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:15,805 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:15,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:15,808 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:15,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:15,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:15,816 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:15,818 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:48:15,859 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:15,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:15,868 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:15,870 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:15,870 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:15,871 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:15,873 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:15,873 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:48:15,874 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:15,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:15,875 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:15,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:15,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:15,879 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:15,879 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:15,879 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:15,880 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:15,880 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:15,883 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:15,883 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:15,884 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:15,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:15,885 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:15,885 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:15,885 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:15,886 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:48:15,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:48:15,888 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:15,889 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 -> fce8eaffc8fbce8eaab4a2e551ea29a4fcef0871 [2019-11-27 09:48:16,544 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:16,577 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:16,584 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:16,588 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:16,590 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:16,592 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1270c.c [2019-11-27 09:48:16,753 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7c6a4c59/13357d836e564623a0078bed9cedb104/FLAG09816d1a3 [2019-11-27 09:48:17,865 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:17,869 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270c.c [2019-11-27 09:48:17,891 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7c6a4c59/13357d836e564623a0078bed9cedb104/FLAG09816d1a3 [2019-11-27 09:48:17,932 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7c6a4c59/13357d836e564623a0078bed9cedb104 [2019-11-27 09:48:17,941 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:17,946 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:17,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:17,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:17,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:17,962 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:17" (1/1) ... [2019-11-27 09:48:17,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75988438 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:17, skipping insertion in model container [2019-11-27 09:48:17,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:17" (1/1) ... [2019-11-27 09:48:17,988 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:18,069 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:18,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:18,688 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:18,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:18,923 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:18,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:18 WrapperNode [2019-11-27 09:48:18,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:18,930 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:18,930 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:18,932 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:18,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:18" (1/1) ... [2019-11-27 09:48:19,001 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:18" (1/1) ... [2019-11-27 09:48:19,123 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:19,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:19,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:19,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:19,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:18" (1/1) ... [2019-11-27 09:48:19,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:18" (1/1) ... [2019-11-27 09:48:19,159 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:18" (1/1) ... [2019-11-27 09:48:19,159 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:18" (1/1) ... [2019-11-27 09:48:19,197 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:18" (1/1) ... [2019-11-27 09:48:19,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:18" (1/1) ... [2019-11-27 09:48:19,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:18" (1/1) ... [2019-11-27 09:48:19,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:19,282 INFO L168 Benchmark]: Toolchain (without parser) took 1319.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.9 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:19,283 INFO L168 Benchmark]: CDTParser took 3.65 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 09:48:19,286 INFO L168 Benchmark]: CACSL2BoogieTranslator took 977.82 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 991.4 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:19,290 INFO L168 Benchmark]: Boogie Procedure Inliner took 193.60 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 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 09:48:19,291 INFO L168 Benchmark]: Boogie Preprocessor took 138.96 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 09:48:19,298 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.65 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 977.82 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 991.4 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 193.60 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 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 138.96 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-da95e15 [2019-11-27 09:48:23,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:23,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:23,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:23,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:23,223 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:23,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:23,255 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:23,260 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:23,264 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:23,267 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:23,272 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:23,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:23,277 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:23,284 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:23,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:23,288 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:23,293 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:23,299 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:23,306 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:23,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:23,321 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:23,323 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:23,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:23,337 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:23,338 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:23,338 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:23,343 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:23,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:23,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:23,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:23,346 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:23,348 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:23,354 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:23,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:23,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:23,358 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:23,359 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:23,359 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:23,364 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:23,367 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:23,369 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:48:23,411 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:23,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:23,416 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:23,417 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:23,418 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:23,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:23,422 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:23,422 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:23,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:23,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:23,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:23,425 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:23,425 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:48:23,426 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:48:23,426 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:23,426 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:23,427 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:23,428 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:23,428 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:23,428 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:23,430 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:23,430 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:23,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:23,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:23,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:23,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:23,432 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:48:23,434 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:48:23,435 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:23,435 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:48:23,436 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 -> fce8eaffc8fbce8eaab4a2e551ea29a4fcef0871 [2019-11-27 09:48:24,015 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:24,048 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:24,056 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:24,062 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:24,063 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:24,065 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1270c.c [2019-11-27 09:48:24,218 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a5f48a8b/396c622112e44d07ad202d1315318dbc/FLAG6d318994a [2019-11-27 09:48:25,392 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:25,398 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270c.c [2019-11-27 09:48:25,423 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a5f48a8b/396c622112e44d07ad202d1315318dbc/FLAG6d318994a [2019-11-27 09:48:25,462 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a5f48a8b/396c622112e44d07ad202d1315318dbc [2019-11-27 09:48:25,471 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:25,478 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:25,482 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:25,482 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:25,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:25,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:25" (1/1) ... [2019-11-27 09:48:25,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7cbcc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:25, skipping insertion in model container [2019-11-27 09:48:25,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:25" (1/1) ... [2019-11-27 09:48:25,521 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:25,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:26,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:26,349 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:26,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:26,576 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:26,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:26 WrapperNode [2019-11-27 09:48:26,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:26,579 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:26,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:26,580 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:26,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:26" (1/1) ... [2019-11-27 09:48:26,636 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:26" (1/1) ... [2019-11-27 09:48:26,727 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:26,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:26,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:26,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:26,748 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:26" (1/1) ... [2019-11-27 09:48:26,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:26" (1/1) ... [2019-11-27 09:48:26,780 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:26" (1/1) ... [2019-11-27 09:48:26,780 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:26" (1/1) ... [2019-11-27 09:48:26,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:26" (1/1) ... [2019-11-27 09:48:26,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:26" (1/1) ... [2019-11-27 09:48:26,885 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:26" (1/1) ... [2019-11-27 09:48:26,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:26,904 INFO L168 Benchmark]: Toolchain (without parser) took 1423.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.4 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:26,905 INFO L168 Benchmark]: CDTParser took 1.67 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 09:48:26,906 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1098.31 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 989.9 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:26,907 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.00 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:26,909 INFO L168 Benchmark]: Boogie Preprocessor took 169.30 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:26,918 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.67 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 1098.31 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 989.9 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 150.00 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 169.30 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 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...