./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0684b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_0684b.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 257f0fae8650c1e4803d7d611e8fd1306d4688fe ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0684b.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 257f0fae8650c1e4803d7d611e8fd1306d4688fe ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:06:14,685 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:14,692 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:14,726 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:14,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:14,729 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:14,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:14,751 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:14,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:14,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:14,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:14,771 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:14,771 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:14,777 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:14,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:14,785 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:14,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:14,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:14,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:14,805 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:14,814 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:14,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:14,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:14,829 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:14,835 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:14,836 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:14,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:14,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:14,841 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:14,845 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:14,845 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:14,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:14,850 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:14,852 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:14,855 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:14,857 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:14,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:14,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:14,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:14,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:14,867 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:14,868 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:06:14,910 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:14,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:14,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:14,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:14,918 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:14,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:14,921 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:14,922 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:06:14,922 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:14,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:14,924 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:14,924 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:14,924 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:14,926 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:14,926 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:14,926 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:14,927 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:14,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:14,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:14,930 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:14,930 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:14,930 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:14,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:14,931 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:14,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:14,933 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:14,933 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:06:14,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:06:14,934 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:14,936 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 -> 257f0fae8650c1e4803d7d611e8fd1306d4688fe [2019-11-24 21:06:15,496 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:15,531 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:15,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:15,541 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:15,543 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:15,546 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0684b.c [2019-11-24 21:06:15,705 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28e31803d/586b0d348aa9449ba786476e4f5db4dd/FLAG924972f7a [2019-11-24 21:06:16,833 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:16,839 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0684b.c [2019-11-24 21:06:16,864 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28e31803d/586b0d348aa9449ba786476e4f5db4dd/FLAG924972f7a [2019-11-24 21:06:16,906 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28e31803d/586b0d348aa9449ba786476e4f5db4dd [2019-11-24 21:06:16,916 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:16,920 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:16,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:16,925 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:16,933 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:16,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:16" (1/1) ... [2019-11-24 21:06:16,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d586f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:16, skipping insertion in model container [2019-11-24 21:06:16,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:16" (1/1) ... [2019-11-24 21:06:16,966 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:17,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:17,829 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:17,866 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:18,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:18,109 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:18,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:18 WrapperNode [2019-11-24 21:06:18,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:18,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:18,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:18,114 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:18,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:18" (1/1) ... [2019-11-24 21:06:18,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:18" (1/1) ... [2019-11-24 21:06:18,287 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:18,288 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:18,288 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:18,290 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:18,320 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:18" (1/1) ... [2019-11-24 21:06:18,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:18" (1/1) ... [2019-11-24 21:06:18,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:18" (1/1) ... [2019-11-24 21:06:18,337 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:18" (1/1) ... [2019-11-24 21:06:18,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:18" (1/1) ... [2019-11-24 21:06:18,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:18" (1/1) ... [2019-11-24 21:06:18,467 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:18" (1/1) ... [2019-11-24 21:06:18,490 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:18,499 INFO L168 Benchmark]: Toolchain (without parser) took 1575.45 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 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:18,503 INFO L168 Benchmark]: CDTParser took 1.04 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. [2019-11-24 21:06:18,504 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1188.58 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:18,506 INFO L168 Benchmark]: Boogie Procedure Inliner took 174.53 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:18,508 INFO L168 Benchmark]: Boogie Preprocessor took 202.42 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:18,517 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.04 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 1188.58 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 174.53 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 202.42 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:06:22,536 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:22,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:22,571 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:22,573 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:22,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:22,584 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:22,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:22,609 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:22,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:22,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:22,620 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:22,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:22,627 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:22,633 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:22,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:22,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:22,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:22,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:22,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:22,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:22,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:22,676 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:22,682 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:22,688 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:22,689 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:22,689 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:22,694 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:22,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:22,696 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:22,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:22,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:22,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:22,706 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:22,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:22,709 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:22,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:22,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:22,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:22,716 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:22,719 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:22,722 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:06:22,762 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:22,765 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:22,768 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:22,770 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:22,770 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:22,770 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:22,771 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:22,771 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:22,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:22,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:22,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:22,775 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:22,775 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:22,776 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:06:22,778 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:06:22,778 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:22,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:22,779 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:22,779 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:22,779 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:22,781 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:22,781 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:22,781 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:22,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:22,784 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:22,784 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:22,784 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:22,785 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:06:22,785 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:06:22,785 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:22,787 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:06:22,790 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 -> 257f0fae8650c1e4803d7d611e8fd1306d4688fe [2019-11-24 21:06:23,387 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:23,415 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:23,421 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:23,425 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:23,431 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:23,432 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0684b.c [2019-11-24 21:06:23,598 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5564b4c0f/783de3790468442da7ab52b07a8297c7/FLAG14a29bb0e [2019-11-24 21:06:24,718 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:24,722 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0684b.c [2019-11-24 21:06:24,753 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5564b4c0f/783de3790468442da7ab52b07a8297c7/FLAG14a29bb0e [2019-11-24 21:06:24,790 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5564b4c0f/783de3790468442da7ab52b07a8297c7 [2019-11-24 21:06:24,797 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:24,804 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:24,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:24,809 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:24,813 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:24,820 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:24" (1/1) ... [2019-11-24 21:06:24,826 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39391bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:24, skipping insertion in model container [2019-11-24 21:06:24,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:24" (1/1) ... [2019-11-24 21:06:24,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:24,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:25,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:25,801 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:26,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:26,119 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:26,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:26 WrapperNode [2019-11-24 21:06:26,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:26,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:26,126 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:26,128 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:26,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:26" (1/1) ... [2019-11-24 21:06:26,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:26" (1/1) ... [2019-11-24 21:06:26,325 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:26,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:26,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:26,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:26,353 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:26" (1/1) ... [2019-11-24 21:06:26,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:26" (1/1) ... [2019-11-24 21:06:26,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:26" (1/1) ... [2019-11-24 21:06:26,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:26" (1/1) ... [2019-11-24 21:06:26,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:26" (1/1) ... [2019-11-24 21:06:26,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:26" (1/1) ... [2019-11-24 21:06:26,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:26" (1/1) ... [2019-11-24 21:06:26,545 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:26,558 INFO L168 Benchmark]: Toolchain (without parser) took 1753.23 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 974.2 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:26,562 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-24 21:06:26,566 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1319.29 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 980.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:26,567 INFO L168 Benchmark]: Boogie Procedure Inliner took 202.02 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:26,569 INFO L168 Benchmark]: Boogie Preprocessor took 223.68 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:26,581 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1319.29 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 980.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 202.02 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 223.68 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 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...