./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0480.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0480.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 8015c985f157600a44233f2d61865f454dda9bb9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0480.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 8015c985f157600a44233f2d61865f454dda9bb9 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:59:57,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:57,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:57,771 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:57,773 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:57,776 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:57,781 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:57,798 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:57,802 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:57,808 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:57,810 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:57,816 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:57,819 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:57,830 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:57,831 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:57,837 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:57,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:57,847 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:57,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:57,861 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:57,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:57,875 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:57,877 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:57,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:57,888 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:57,892 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:57,892 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:57,894 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:57,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:57,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:57,900 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:57,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:57,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:57,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:57,907 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:57,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:57,912 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:57,912 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:57,913 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:57,917 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:57,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:57,921 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:59:57,960 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:57,962 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:57,967 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:57,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:57,971 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:57,971 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:57,972 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:57,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:59:57,972 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:57,972 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:57,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:57,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:57,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:57,975 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:57,976 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:57,976 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:57,976 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:57,978 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:57,978 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:57,978 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:57,979 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:57,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:57,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:57,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:57,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:57,982 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:59:57,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:59:57,984 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:57,984 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 -> 8015c985f157600a44233f2d61865f454dda9bb9 [2019-11-26 16:59:58,489 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:58,522 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:58,532 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:58,534 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:58,534 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:58,535 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0480.c [2019-11-26 16:59:58,690 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd59c48eb/79d67c22ab4342afa8e684f180971da1/FLAG7ccf14aa3 [2019-11-26 16:59:59,678 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:59,679 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0480.c [2019-11-26 16:59:59,703 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd59c48eb/79d67c22ab4342afa8e684f180971da1/FLAG7ccf14aa3 [2019-11-26 16:59:59,797 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd59c48eb/79d67c22ab4342afa8e684f180971da1 [2019-11-26 16:59:59,805 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:59,812 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:59,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:59,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:59,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:59,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f36619a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:59, skipping insertion in model container [2019-11-26 16:59:59,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:59,929 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:00,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:00,519 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:00,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:00,756 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:00,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00 WrapperNode [2019-11-26 17:00:00,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:00,758 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:00,759 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:00,759 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:00,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:00,818 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:00,911 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:00,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:00,914 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:00,914 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:00,941 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:00,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:00,962 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:00,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:01,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:01,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:01,046 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:01,056 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:01,080 INFO L168 Benchmark]: Toolchain (without parser) took 1250.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 985.6 MB in the end (delta: -22.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:01,081 INFO L168 Benchmark]: CDTParser took 1.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:01,084 INFO L168 Benchmark]: CACSL2BoogieTranslator took 944.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 991.3 MB in the end (delta: -28.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:01,088 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.68 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:01,092 INFO L168 Benchmark]: Boogie Preprocessor took 145.23 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:01,099 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 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 944.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 991.3 MB in the end (delta: -28.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 152.68 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 145.23 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 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 0.1.24-025d5a2 [2019-11-26 17:00:04,985 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:04,993 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:05,025 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:05,027 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:05,030 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:05,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:05,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:05,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:05,063 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:05,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:05,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:05,071 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:05,075 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:05,081 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:05,083 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:05,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:05,091 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:05,095 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:05,106 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:05,114 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:05,117 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:05,124 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:05,127 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:05,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:05,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:05,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:05,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:05,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:05,148 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:05,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:05,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:05,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:05,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:05,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:05,161 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:05,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:05,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:05,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:05,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:05,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:05,176 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:00:05,217 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:05,217 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:05,223 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:05,224 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:05,224 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:05,224 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:05,225 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:05,225 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:05,227 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:05,227 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:05,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:05,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:05,231 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:00:05,231 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:00:05,232 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:05,232 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:05,232 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:05,232 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:05,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:05,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:05,236 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:05,236 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:05,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:05,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:05,237 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:05,238 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:05,238 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:00:05,238 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:00:05,241 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:05,241 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:00:05,243 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 -> 8015c985f157600a44233f2d61865f454dda9bb9 [2019-11-26 17:00:05,789 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:05,816 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:05,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:05,828 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:05,831 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:05,833 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0480.c [2019-11-26 17:00:05,980 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6715682b0/fbf1372536fc4d9db7bdaa7fb7bbc78a/FLAG85508124e [2019-11-26 17:00:07,026 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:07,030 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0480.c [2019-11-26 17:00:07,054 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6715682b0/fbf1372536fc4d9db7bdaa7fb7bbc78a/FLAG85508124e [2019-11-26 17:00:07,261 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6715682b0/fbf1372536fc4d9db7bdaa7fb7bbc78a [2019-11-26 17:00:07,270 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:07,275 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:07,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:07,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:07,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:07,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:07" (1/1) ... [2019-11-26 17:00:07,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b7b7afb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:07, skipping insertion in model container [2019-11-26 17:00:07,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:07" (1/1) ... [2019-11-26 17:00:07,316 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:07,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:08,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:08,108 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:08,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:08,364 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:08,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08 WrapperNode [2019-11-26 17:00:08,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:08,369 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:08,369 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:08,369 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:08,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,444 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,534 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:08,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:08,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:08,540 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:08,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,660 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,682 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,694 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:08,703 INFO L168 Benchmark]: Toolchain (without parser) took 1425.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.1 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:08,708 INFO L168 Benchmark]: CDTParser took 2.74 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:08,709 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1091.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.8 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:08,715 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.83 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 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. [2019-11-26 17:00:08,717 INFO L168 Benchmark]: Boogie Preprocessor took 157.66 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:08,729 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.74 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 1091.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.8 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 168.83 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 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 157.66 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 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...