./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1071.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_1071.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 cbf38875841624eee0d839935b3b6d34a59b0b20 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_1071.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 cbf38875841624eee0d839935b3b6d34a59b0b20 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:52:58,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:58,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:58,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:58,750 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:58,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:58,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:58,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:58,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:58,784 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:58,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:58,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:58,794 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:58,798 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:58,802 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:58,807 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:58,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:58,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:58,822 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:58,826 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:58,831 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:58,844 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:58,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:58,850 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:58,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:58,861 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:58,861 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:58,864 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:58,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:58,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:58,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:58,871 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:58,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:58,875 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:58,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:58,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:58,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:58,885 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:58,885 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:58,890 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:58,892 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:58,893 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:52:58,932 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:58,935 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:58,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:58,941 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:58,942 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:58,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:58,944 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:58,944 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:52:58,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:58,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:58,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:58,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:58,949 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:58,950 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:58,950 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:58,950 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:58,951 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:58,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:58,951 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:58,954 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:58,954 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:58,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:58,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:58,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:58,955 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:58,956 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:52:58,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:52:58,956 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:58,959 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 -> cbf38875841624eee0d839935b3b6d34a59b0b20 [2019-11-25 22:52:59,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:59,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:59,568 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:59,573 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:59,576 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:59,577 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1071.c [2019-11-25 22:52:59,735 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb61c891b/9a0ee92b27ae4601b13f70f92c61950e/FLAGec003f049 [2019-11-25 22:53:00,773 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:53:00,777 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1071.c [2019-11-25 22:53:00,795 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb61c891b/9a0ee92b27ae4601b13f70f92c61950e/FLAGec003f049 [2019-11-25 22:53:00,838 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb61c891b/9a0ee92b27ae4601b13f70f92c61950e [2019-11-25 22:53:00,843 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:53:00,845 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:53:00,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:00,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:53:00,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:53:00,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:00" (1/1) ... [2019-11-25 22:53:00,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:00, skipping insertion in model container [2019-11-25 22:53:00,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:00" (1/1) ... [2019-11-25 22:53:00,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:53:00,940 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:53:01,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:01,398 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:53:01,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:01,572 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:53:01,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01 WrapperNode [2019-11-25 22:53:01,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:01,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:01,577 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:53:01,577 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:53:01,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:01,612 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:01,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:01,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:53:01,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:53:01,681 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:53:01,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:01,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:01,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:01,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:01,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:01,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:01,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:01,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:53:01,764 INFO L168 Benchmark]: Toolchain (without parser) took 910.33 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 991.3 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:01,777 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-25 22:53:01,781 INFO L168 Benchmark]: CACSL2BoogieTranslator took 723.05 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 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:01,783 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.85 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:01,785 INFO L168 Benchmark]: Boogie Preprocessor took 72.45 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:01,796 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 723.05 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 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 103.85 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 72.45 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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 0.1.24-65d6cd2 [2019-11-25 22:53:05,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:53:05,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:53:05,601 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:53:05,602 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:53:05,605 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:53:05,612 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:53:05,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:53:05,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:53:05,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:53:05,641 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:53:05,644 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:53:05,648 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:53:05,653 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:53:05,657 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:53:05,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:53:05,665 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:53:05,668 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:53:05,674 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:53:05,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:53:05,691 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:53:05,693 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:53:05,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:53:05,702 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:53:05,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:53:05,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:53:05,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:53:05,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:53:05,718 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:53:05,719 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:53:05,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:53:05,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:53:05,725 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:53:05,729 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:53:05,731 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:53:05,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:53:05,734 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:53:05,736 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:53:05,736 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:53:05,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:53:05,742 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:53:05,745 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:53:05,785 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:53:05,787 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:53:05,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:53:05,793 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:53:05,793 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:53:05,794 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:53:05,795 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:53:05,795 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:53:05,795 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:53:05,798 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:53:05,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:53:05,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:53:05,800 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:53:05,801 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:53:05,801 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:53:05,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:53:05,801 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:53:05,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:53:05,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:53:05,803 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:53:05,805 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:53:05,805 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:53:05,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:53:05,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:53:05,808 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:53:05,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:53:05,809 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:53:05,809 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:53:05,809 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:53:05,810 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:53:05,811 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 -> cbf38875841624eee0d839935b3b6d34a59b0b20 [2019-11-25 22:53:06,405 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:53:06,435 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:53:06,439 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:53:06,444 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:53:06,447 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:53:06,449 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1071.c [2019-11-25 22:53:06,607 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/684acc8a8/fcc14e7d579343c28d4408db041334bf/FLAGa3078fc8e [2019-11-25 22:53:07,644 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:53:07,645 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1071.c [2019-11-25 22:53:07,661 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/684acc8a8/fcc14e7d579343c28d4408db041334bf/FLAGa3078fc8e [2019-11-25 22:53:07,702 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/684acc8a8/fcc14e7d579343c28d4408db041334bf [2019-11-25 22:53:07,710 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:53:07,714 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:53:07,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:07,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:53:07,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:53:07,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:07" (1/1) ... [2019-11-25 22:53:07,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cc5bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:07, skipping insertion in model container [2019-11-25 22:53:07,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:07" (1/1) ... [2019-11-25 22:53:07,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:53:07,815 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:53:08,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:08,303 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:53:08,371 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:08,509 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:53:08,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:08 WrapperNode [2019-11-25 22:53:08,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:08,519 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:08,519 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:53:08,520 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:53:08,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:08" (1/1) ... [2019-11-25 22:53:08,569 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:08" (1/1) ... [2019-11-25 22:53:08,632 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:08,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:53:08,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:53:08,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:53:08,647 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:08" (1/1) ... [2019-11-25 22:53:08,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:08" (1/1) ... [2019-11-25 22:53:08,658 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:08" (1/1) ... [2019-11-25 22:53:08,658 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:08" (1/1) ... [2019-11-25 22:53:08,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:08" (1/1) ... [2019-11-25 22:53:08,702 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:08" (1/1) ... [2019-11-25 22:53:08,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:08" (1/1) ... [2019-11-25 22:53:08,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:53:08,725 INFO L168 Benchmark]: Toolchain (without parser) took 1008.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.1 MB in the end (delta: -25.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:08,726 INFO L168 Benchmark]: CDTParser took 2.10 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. [2019-11-25 22:53:08,729 INFO L168 Benchmark]: CACSL2BoogieTranslator took 792.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.1 MB in the end (delta: -25.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:08,731 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.07 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:08,732 INFO L168 Benchmark]: Boogie Preprocessor took 85.40 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:08,749 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.10 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 792.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.1 MB in the end (delta: -25.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 114.07 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 85.40 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 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...