./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/bitvector/soft_float_4-3a.c.cil.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/bitvector/soft_float_4-3a.c.cil.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 fa5701cbf2aecb18d72b6e5744b88307065d31ab ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/bitvector/soft_float_4-3a.c.cil.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 fa5701cbf2aecb18d72b6e5744b88307065d31ab ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 20:38:17,649 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:38:17,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:38:17,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:38:17,690 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:38:17,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:38:17,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:38:17,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:38:17,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:38:17,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:38:17,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:38:17,735 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:38:17,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:38:17,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:38:17,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:38:17,749 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:38:17,752 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:38:17,758 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:38:17,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:38:17,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:38:17,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:38:17,789 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:38:17,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:38:17,796 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:38:17,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:38:17,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:38:17,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:38:17,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:38:17,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:38:17,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:38:17,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:38:17,816 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:38:17,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:38:17,823 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:38:17,825 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:38:17,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:38:17,829 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:38:17,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:38:17,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:38:17,834 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:38:17,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:38:17,838 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:38:17,880 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:38:17,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:38:17,885 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:38:17,886 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:38:17,887 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:38:17,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:38:17,892 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:38:17,892 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:38:17,892 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:38:17,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:38:17,894 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:38:17,894 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:38:17,894 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:38:17,895 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:38:17,895 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:38:17,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:38:17,896 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:38:17,896 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:38:17,899 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:38:17,899 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:38:17,900 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:38:17,900 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:38:17,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:38:17,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:38:17,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:38:17,904 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:38:17,904 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:38:17,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:38:17,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:38:17,905 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 -> fa5701cbf2aecb18d72b6e5744b88307065d31ab [2019-11-24 20:38:18,529 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:38:18,561 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:38:18,567 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:38:18,571 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:38:18,575 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:38:18,577 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/soft_float_4-3a.c.cil.c [2019-11-24 20:38:18,739 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de0b672a9/af188871379947588a88e8d60631be62/FLAG66e3e67aa [2019-11-24 20:38:19,892 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:38:19,895 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/soft_float_4-3a.c.cil.c [2019-11-24 20:38:19,918 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de0b672a9/af188871379947588a88e8d60631be62/FLAG66e3e67aa [2019-11-24 20:38:19,956 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de0b672a9/af188871379947588a88e8d60631be62 [2019-11-24 20:38:19,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:38:19,969 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:38:19,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:19,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:38:19,983 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:38:19,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:19" (1/1) ... [2019-11-24 20:38:19,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f8b7135 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:19, skipping insertion in model container [2019-11-24 20:38:19,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:19" (1/1) ... [2019-11-24 20:38:20,018 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:38:20,102 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:38:20,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:20,794 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:38:20,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:20,977 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:38:20,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:20 WrapperNode [2019-11-24 20:38:20,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:20,989 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:20,989 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:38:20,989 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:38:21,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:20" (1/1) ... [2019-11-24 20:38:21,048 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:20" (1/1) ... [2019-11-24 20:38:21,135 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:21,136 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:38:21,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:38:21,139 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:38:21,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:20" (1/1) ... [2019-11-24 20:38:21,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:20" (1/1) ... [2019-11-24 20:38:21,167 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:20" (1/1) ... [2019-11-24 20:38:21,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:20" (1/1) ... [2019-11-24 20:38:21,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:20" (1/1) ... [2019-11-24 20:38:21,221 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:20" (1/1) ... [2019-11-24 20:38:21,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:20" (1/1) ... [2019-11-24 20:38:21,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:38:21,248 INFO L168 Benchmark]: Toolchain (without parser) took 1277.98 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:21,255 INFO L168 Benchmark]: CDTParser took 0.88 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 20:38:21,256 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1011.61 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 985.7 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:21,257 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.22 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 980.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:21,257 INFO L168 Benchmark]: Boogie Preprocessor took 108.42 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:21,262 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88 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 1011.61 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 985.7 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 147.22 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 980.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 108.42 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 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 0.1.24-32f2683 [2019-11-24 20:38:25,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:38:25,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:38:25,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:38:25,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:38:25,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:38:25,263 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:38:25,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:38:25,284 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:38:25,290 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:38:25,294 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:38:25,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:38:25,301 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:38:25,307 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:38:25,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:38:25,313 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:38:25,319 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:38:25,322 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:38:25,329 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:38:25,338 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:38:25,344 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:38:25,353 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:38:25,355 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:38:25,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:38:25,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:38:25,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:38:25,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:38:25,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:38:25,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:38:25,375 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:38:25,377 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:38:25,378 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:38:25,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:38:25,383 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:38:25,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:38:25,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:38:25,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:38:25,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:38:25,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:38:25,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:38:25,397 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:38:25,398 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:38:25,438 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:38:25,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:38:25,444 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:38:25,444 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:38:25,446 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:38:25,446 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:38:25,446 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:38:25,447 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:38:25,447 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:38:25,449 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:38:25,450 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:38:25,451 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:38:25,451 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:38:25,454 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:38:25,455 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:38:25,455 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:38:25,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:38:25,456 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:38:25,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:38:25,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:38:25,457 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:38:25,457 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:38:25,459 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:38:25,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:38:25,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:38:25,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:38:25,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:38:25,462 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:38:25,462 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:38:25,462 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:38:25,463 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:38:25,464 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 -> fa5701cbf2aecb18d72b6e5744b88307065d31ab [2019-11-24 20:38:26,045 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:38:26,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:38:26,085 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:38:26,088 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:38:26,091 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:38:26,094 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/soft_float_4-3a.c.cil.c [2019-11-24 20:38:26,255 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffda919d4/fc4669c940f747efbc8b4fab2e990408/FLAG5edb0a44d [2019-11-24 20:38:27,410 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:38:27,412 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/soft_float_4-3a.c.cil.c [2019-11-24 20:38:27,435 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffda919d4/fc4669c940f747efbc8b4fab2e990408/FLAG5edb0a44d [2019-11-24 20:38:27,477 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffda919d4/fc4669c940f747efbc8b4fab2e990408 [2019-11-24 20:38:27,485 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:38:27,490 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:38:27,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:27,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:38:27,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:38:27,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:27" (1/1) ... [2019-11-24 20:38:27,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64cc5cb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:27, skipping insertion in model container [2019-11-24 20:38:27,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:27" (1/1) ... [2019-11-24 20:38:27,534 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:38:27,620 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:38:28,246 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:28,386 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:38:28,519 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:28,563 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:38:28,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:28 WrapperNode [2019-11-24 20:38:28,567 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:28,569 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:28,572 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:38:28,574 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:38:28,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:28" (1/1) ... [2019-11-24 20:38:28,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:28" (1/1) ... [2019-11-24 20:38:28,738 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:28,740 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:38:28,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:38:28,743 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:38:28,766 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:28" (1/1) ... [2019-11-24 20:38:28,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:28" (1/1) ... [2019-11-24 20:38:28,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:28" (1/1) ... [2019-11-24 20:38:28,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:28" (1/1) ... [2019-11-24 20:38:28,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:28" (1/1) ... [2019-11-24 20:38:28,854 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:28" (1/1) ... [2019-11-24 20:38:28,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:28" (1/1) ... [2019-11-24 20:38:28,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:38:28,889 INFO L168 Benchmark]: Toolchain (without parser) took 1399.09 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 984.2 MB in the end (delta: -22.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:28,895 INFO L168 Benchmark]: CDTParser took 0.48 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 20:38:28,898 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1075.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 989.9 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:28,902 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.88 ms. Allocated memory is still 1.0 GB. Free memory is still 989.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:28,904 INFO L168 Benchmark]: Boogie Preprocessor took 143.68 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:28,913 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 1075.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 989.9 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 170.88 ms. Allocated memory is still 1.0 GB. Free memory is still 989.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 143.68 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 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...