./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/fdim.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 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/floats-esbmc-regression/fdim.i -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 96832dfae97efc9710fb813b6fbaafcdad425138 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/floats-esbmc-regression/fdim.i -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 96832dfae97efc9710fb813b6fbaafcdad425138 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:18:14,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:18:14,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:18:14,428 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:18:14,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:18:14,432 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:18:14,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:18:14,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:18:14,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:18:14,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:18:14,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:18:14,467 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:18:14,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:18:14,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:18:14,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:18:14,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:18:14,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:18:14,478 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:18:14,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:18:14,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:18:14,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:18:14,497 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:18:14,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:18:14,503 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:18:14,508 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:18:14,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:18:14,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:18:14,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:18:14,514 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:18:14,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:18:14,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:18:14,519 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:18:14,519 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:18:14,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:18:14,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:18:14,525 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:18:14,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:18:14,529 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:18:14,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:18:14,530 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:18:14,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:18:14,532 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:18:14,560 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:18:14,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:18:14,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:18:14,565 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:18:14,565 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:18:14,565 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:18:14,566 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:18:14,567 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:18:14,567 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:18:14,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:18:14,568 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:18:14,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:18:14,570 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:18:14,570 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:18:14,571 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:18:14,571 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:18:14,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:18:14,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:18:14,571 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:18:14,573 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:18:14,573 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:18:14,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:18:14,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:18:14,576 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:18:14,576 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:18:14,576 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:18:14,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:18:14,577 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:18:14,577 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 -> 96832dfae97efc9710fb813b6fbaafcdad425138 [2019-11-16 21:18:15,054 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:18:15,072 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:18:15,082 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:18:15,084 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:18:15,084 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:18:15,085 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/fdim.i [2019-11-16 21:18:15,189 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88fa889bf/293d1657700249bb9c3ac35fbf168387/FLAGd60020f48 [2019-11-16 21:18:15,993 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:18:15,996 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/fdim.i [2019-11-16 21:18:16,019 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88fa889bf/293d1657700249bb9c3ac35fbf168387/FLAGd60020f48 [2019-11-16 21:18:16,187 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88fa889bf/293d1657700249bb9c3ac35fbf168387 [2019-11-16 21:18:16,196 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:18:16,198 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:18:16,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:18:16,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:18:16,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:18:16,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:18:16" (1/1) ... [2019-11-16 21:18:16,211 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b515dc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:18:16, skipping insertion in model container [2019-11-16 21:18:16,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:18:16" (1/1) ... [2019-11-16 21:18:16,222 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:18:16,301 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:18:17,018 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fdim at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherBinaryFloatOperation(IntegerTranslation.java:853) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleBinaryFloatFunction(StandardFunctionHandler.java:1652) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:210) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1262) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:666) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:172) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:906) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2176) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:187) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:114) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:92) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-16 21:18:17,037 INFO L168 Benchmark]: Toolchain (without parser) took 833.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.1 MB in the end (delta: -35.9 MB). Peak memory consumption was 21.5 MB. Max. memory is 12.5 GB. [2019-11-16 21:18:17,039 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:18:17,042 INFO L168 Benchmark]: CACSL2BoogieTranslator took 830.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.1 MB in the end (delta: -35.9 MB). Peak memory consumption was 21.5 MB. Max. memory is 12.5 GB. [2019-11-16 21:18:17,045 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 830.95 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 996.1 MB in the end (delta: -35.9 MB). Peak memory consumption was 21.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fdim de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fdim: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherBinaryFloatOperation(IntegerTranslation.java:853) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:18:19,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:18:19,742 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:18:19,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:18:19,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:18:19,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:18:19,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:18:19,783 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:18:19,789 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:18:19,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:18:19,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:18:19,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:18:19,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:18:19,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:18:19,805 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:18:19,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:18:19,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:18:19,810 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:18:19,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:18:19,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:18:19,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:18:19,829 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:18:19,831 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:18:19,833 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:18:19,839 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:18:19,841 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:18:19,841 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:18:19,843 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:18:19,844 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:18:19,845 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:18:19,846 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:18:19,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:18:19,850 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:18:19,851 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:18:19,852 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:18:19,854 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:18:19,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:18:19,855 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:18:19,855 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:18:19,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:18:19,859 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:18:19,860 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-16 21:18:19,888 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:18:19,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:18:19,891 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:18:19,893 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:18:19,893 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:18:19,893 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:18:19,894 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:18:19,894 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:18:19,894 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:18:19,894 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:18:19,895 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:18:19,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:18:19,898 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-16 21:18:19,898 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-16 21:18:19,899 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:18:19,899 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:18:19,899 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:18:19,899 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:18:19,899 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:18:19,900 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:18:19,900 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:18:19,900 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:18:19,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:18:19,900 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:18:19,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:18:19,903 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:18:19,903 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-16 21:18:19,903 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-16 21:18:19,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:18:19,904 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 21:18:19,904 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 -> 96832dfae97efc9710fb813b6fbaafcdad425138 [2019-11-16 21:18:20,359 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:18:20,374 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:18:20,382 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:18:20,383 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:18:20,388 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:18:20,389 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/fdim.i [2019-11-16 21:18:20,494 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de53824b2/df1120f3c0734ab890b49ec3dbe0bf02/FLAGd7811b9dc [2019-11-16 21:18:21,307 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:18:21,307 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/fdim.i [2019-11-16 21:18:21,333 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de53824b2/df1120f3c0734ab890b49ec3dbe0bf02/FLAGd7811b9dc [2019-11-16 21:18:21,508 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de53824b2/df1120f3c0734ab890b49ec3dbe0bf02 [2019-11-16 21:18:21,515 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:18:21,519 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:18:21,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:18:21,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:18:21,526 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:18:21,531 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:18:21" (1/1) ... [2019-11-16 21:18:21,536 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5496243b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:18:21, skipping insertion in model container [2019-11-16 21:18:21,536 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:18:21" (1/1) ... [2019-11-16 21:18:21,548 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:18:21,620 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:18:22,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:18:22,463 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:18:22,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:18:22,941 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:18:22,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:18:22 WrapperNode [2019-11-16 21:18:22,942 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:18:22,944 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:18:22,944 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:18:22,947 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:18:22,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:18:22" (1/1) ... [2019-11-16 21:18:23,018 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:18:22" (1/1) ... [2019-11-16 21:18:23,075 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:18:23,075 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:18:23,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:18:23,077 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:18:23,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:18:22" (1/1) ... [2019-11-16 21:18:23,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:18:22" (1/1) ... [2019-11-16 21:18:23,105 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:18:22" (1/1) ... [2019-11-16 21:18:23,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:18:22" (1/1) ... [2019-11-16 21:18:23,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:18:22" (1/1) ... [2019-11-16 21:18:23,135 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:18:22" (1/1) ... [2019-11-16 21:18:23,139 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:18:22" (1/1) ... [2019-11-16 21:18:23,146 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:18:23,149 INFO L168 Benchmark]: Toolchain (without parser) took 1629.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 887.2 MB in the end (delta: 73.0 MB). Peak memory consumption was 73.1 MB. Max. memory is 12.5 GB. [2019-11-16 21:18:23,153 INFO L168 Benchmark]: CDTParser took 0.23 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. [2019-11-16 21:18:23,156 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1422.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 892.9 MB in the end (delta: 67.3 MB). Peak memory consumption was 67.4 MB. Max. memory is 12.5 GB. [2019-11-16 21:18:23,158 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.45 ms. Allocated memory is still 1.0 GB. Free memory was 892.9 MB in the beginning and 887.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:18:23,159 INFO L168 Benchmark]: Boogie Preprocessor took 71.10 ms. Allocated memory is still 1.0 GB. Free memory is still 887.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:18:23,170 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 1422.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 892.9 MB in the end (delta: 67.3 MB). Peak memory consumption was 67.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 131.45 ms. Allocated memory is still 1.0 GB. Free memory was 892.9 MB in the beginning and 887.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 71.10 ms. Allocated memory is still 1.0 GB. Free memory is still 887.2 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...