./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0730c.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0730c.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 2fdd6b263368afa8ce8882c7fab6c0f595a3666c .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0730c.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 2fdd6b263368afa8ce8882c7fab6c0f595a3666c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:09:22,948 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:09:22,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:09:22,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:09:22,980 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:09:22,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:09:22,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:09:22,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:09:23,000 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:09:23,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:09:23,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:09:23,012 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:09:23,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:09:23,014 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:09:23,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:09:23,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:09:23,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:09:23,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:09:23,028 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:09:23,034 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:09:23,039 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:09:23,046 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:09:23,047 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:09:23,048 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:09:23,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:09:23,054 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:09:23,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:09:23,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:09:23,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:09:23,059 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:09:23,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:09:23,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:09:23,063 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:09:23,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:09:23,068 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:09:23,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:09:23,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:09:23,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:09:23,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:09:23,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:09:23,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:09:23,073 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:09:23,103 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:09:23,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:09:23,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:09:23,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:09:23,109 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:09:23,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:09:23,110 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:09:23,110 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:09:23,110 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:09:23,110 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:09:23,111 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:09:23,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:09:23,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:09:23,112 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:09:23,112 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:09:23,112 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:09:23,115 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:09:23,115 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:09:23,115 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:09:23,115 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:09:23,116 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:09:23,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:09:23,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:09:23,116 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:09:23,116 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:09:23,117 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:09:23,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:09:23,118 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:09:23,118 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 -> 2fdd6b263368afa8ce8882c7fab6c0f595a3666c [2019-11-27 16:09:23,582 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:09:23,603 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:09:23,610 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:09:23,611 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:09:23,613 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:09:23,614 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0730c.c [2019-11-27 16:09:23,723 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57fe9fc96/379db4a8ff564e739bf6c37cd63e4909/FLAGf544cc3ac [2019-11-27 16:09:24,478 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:09:24,480 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0730c.c [2019-11-27 16:09:24,491 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57fe9fc96/379db4a8ff564e739bf6c37cd63e4909/FLAGf544cc3ac [2019-11-27 16:09:24,774 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57fe9fc96/379db4a8ff564e739bf6c37cd63e4909 [2019-11-27 16:09:24,778 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:09:24,781 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:09:24,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:24,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:09:24,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:09:24,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:24" (1/1) ... [2019-11-27 16:09:24,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ba7315 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:24, skipping insertion in model container [2019-11-27 16:09:24,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:24" (1/1) ... [2019-11-27 16:09:24,814 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:09:24,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:09:25,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:25,266 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:09:25,356 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:25,383 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:09:25,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:25 WrapperNode [2019-11-27 16:09:25,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:25,390 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:25,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:09:25,391 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:09:25,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:25" (1/1) ... [2019-11-27 16:09:25,437 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:25" (1/1) ... [2019-11-27 16:09:25,478 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:25,480 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:09:25,480 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:09:25,480 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:09:25,488 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:25" (1/1) ... [2019-11-27 16:09:25,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:25" (1/1) ... [2019-11-27 16:09:25,501 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:25" (1/1) ... [2019-11-27 16:09:25,502 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:25" (1/1) ... [2019-11-27 16:09:25,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:25" (1/1) ... [2019-11-27 16:09:25,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:25" (1/1) ... [2019-11-27 16:09:25,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:25" (1/1) ... [2019-11-27 16:09:25,541 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:09:25,548 INFO L168 Benchmark]: Toolchain (without parser) took 763.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.6 MB in the beginning and 984.4 MB in the end (delta: -19.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:25,563 INFO L168 Benchmark]: CDTParser took 0.87 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 16:09:25,565 INFO L168 Benchmark]: CACSL2BoogieTranslator took 599.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.6 MB in the beginning and 991.6 MB in the end (delta: -27.0 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:25,570 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.88 ms. Allocated memory is still 1.0 GB. Free memory was 991.6 MB in the beginning and 990.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:25,571 INFO L168 Benchmark]: Boogie Preprocessor took 63.13 ms. Allocated memory is still 1.0 GB. Free memory was 990.2 MB in the beginning and 984.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:25,577 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87 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 599.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.6 MB in the beginning and 991.6 MB in the end (delta: -27.0 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 88.88 ms. Allocated memory is still 1.0 GB. Free memory was 991.6 MB in the beginning and 990.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 63.13 ms. Allocated memory is still 1.0 GB. Free memory was 990.2 MB in the beginning and 984.4 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 0.1.24-509859d [2019-11-27 16:09:28,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:09:28,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:09:28,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:09:28,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:09:28,382 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:09:28,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:09:28,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:09:28,405 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:09:28,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:09:28,411 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:09:28,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:09:28,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:09:28,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:09:28,423 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:09:28,424 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:09:28,429 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:09:28,430 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:09:28,433 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:09:28,437 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:09:28,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:09:28,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:09:28,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:09:28,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:09:28,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:09:28,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:09:28,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:09:28,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:09:28,464 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:09:28,465 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:09:28,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:09:28,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:09:28,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:09:28,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:09:28,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:09:28,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:09:28,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:09:28,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:09:28,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:09:28,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:09:28,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:09:28,480 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:09:28,509 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:09:28,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:09:28,513 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:09:28,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:09:28,514 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:09:28,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:09:28,515 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:09:28,516 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:09:28,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:09:28,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:09:28,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:09:28,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:09:28,518 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:09:28,521 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:09:28,521 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:09:28,522 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:09:28,522 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:09:28,522 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:09:28,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:09:28,522 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:09:28,523 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:09:28,523 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:09:28,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:09:28,523 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:09:28,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:09:28,524 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:09:28,524 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:09:28,527 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:09:28,527 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:09:28,527 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:09:28,528 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 -> 2fdd6b263368afa8ce8882c7fab6c0f595a3666c [2019-11-27 16:09:28,998 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:09:29,021 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:09:29,024 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:09:29,027 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:09:29,029 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:09:29,030 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0730c.c [2019-11-27 16:09:29,136 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c7e4bd90/24a2441850c24adb890e40133eb47847/FLAG5129b9291 [2019-11-27 16:09:29,881 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:09:29,882 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0730c.c [2019-11-27 16:09:29,898 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c7e4bd90/24a2441850c24adb890e40133eb47847/FLAG5129b9291 [2019-11-27 16:09:30,171 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c7e4bd90/24a2441850c24adb890e40133eb47847 [2019-11-27 16:09:30,176 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:09:30,177 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:09:30,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:30,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:09:30,192 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:09:30,193 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:30" (1/1) ... [2019-11-27 16:09:30,196 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:30, skipping insertion in model container [2019-11-27 16:09:30,197 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:30" (1/1) ... [2019-11-27 16:09:30,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:09:30,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:09:30,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:30,610 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:09:30,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:30,796 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:09:30,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:30 WrapperNode [2019-11-27 16:09:30,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:30,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:30,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:09:30,798 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:09:30,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:30" (1/1) ... [2019-11-27 16:09:30,847 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:30" (1/1) ... [2019-11-27 16:09:30,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:30,882 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:09:30,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:09:30,882 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:09:30,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:30" (1/1) ... [2019-11-27 16:09:30,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:30" (1/1) ... [2019-11-27 16:09:30,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:30" (1/1) ... [2019-11-27 16:09:30,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:30" (1/1) ... [2019-11-27 16:09:30,928 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:30" (1/1) ... [2019-11-27 16:09:30,944 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:30" (1/1) ... [2019-11-27 16:09:30,950 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:30" (1/1) ... [2019-11-27 16:09:30,956 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:09:30,964 INFO L168 Benchmark]: Toolchain (without parser) took 781.51 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 984.1 MB in the end (delta: -22.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:30,965 INFO L168 Benchmark]: CDTParser took 1.65 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:30,967 INFO L168 Benchmark]: CACSL2BoogieTranslator took 612.20 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 989.9 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:30,974 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.06 ms. Allocated memory is still 1.0 GB. Free memory is still 989.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:30,976 INFO L168 Benchmark]: Boogie Preprocessor took 75.16 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 16:09:30,980 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.65 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 612.20 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 989.9 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 84.06 ms. Allocated memory is still 1.0 GB. Free memory is still 989.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 75.16 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...