./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-benchs/sqrt_Householder_pseudoconstant.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ee8e70e7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-benchs/sqrt_Householder_pseudoconstant.c -s /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-2/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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 05e3d6bcb2c03efb7d0e810a8633219e291af284 .............................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-benchs/sqrt_Householder_pseudoconstant.c -s /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-2/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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 05e3d6bcb2c03efb7d0e810a8633219e291af284 ........................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: Incorrect DeclarationInformation of "#t~nondet7". Expected: Found: GLOBAL --- Real Ultimate output --- This is Ultimate 0.2.0-ee8e70e [2020-10-24 14:46:50,819 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 14:46:50,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 14:46:50,856 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 14:46:50,857 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 14:46:50,858 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 14:46:50,860 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 14:46:50,862 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 14:46:50,864 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 14:46:50,865 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 14:46:50,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 14:46:50,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 14:46:50,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 14:46:50,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 14:46:50,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 14:46:50,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 14:46:50,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 14:46:50,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 14:46:50,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 14:46:50,890 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 14:46:50,896 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 14:46:50,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 14:46:50,900 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 14:46:50,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 14:46:50,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 14:46:50,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 14:46:50,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 14:46:50,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 14:46:50,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 14:46:50,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 14:46:50,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 14:46:50,918 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 14:46:50,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 14:46:50,921 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 14:46:50,924 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 14:46:50,925 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 14:46:50,925 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 14:46:50,926 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 14:46:50,926 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 14:46:50,927 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 14:46:50,928 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 14:46:50,930 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-24 14:46:50,980 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 14:46:50,980 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 14:46:50,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 14:46:50,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 14:46:50,984 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 14:46:50,984 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 14:46:50,984 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 14:46:50,984 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-24 14:46:50,985 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 14:46:50,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 14:46:50,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 14:46:50,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 14:46:50,986 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 14:46:50,986 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 14:46:50,986 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 14:46:50,987 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 14:46:50,987 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 14:46:50,987 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 14:46:50,987 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 14:46:50,987 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 14:46:50,988 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 14:46:50,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 14:46:50,988 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 14:46:50,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 14:46:50,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 14:46:50,989 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-24 14:46:50,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-24 14:46:50,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 14:46:50,989 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 14:46:50,989 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05e3d6bcb2c03efb7d0e810a8633219e291af284 [2020-10-24 14:46:51,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 14:46:51,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 14:46:51,409 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 14:46:51,410 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 14:46:51,411 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 14:46:51,413 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/sqrt_Householder_pseudoconstant.c [2020-10-24 14:46:51,494 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f526cbd24/ad95ad38a1d54facb8869c8f37289264/FLAG3261941a1 [2020-10-24 14:46:52,015 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 14:46:52,016 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/float-benchs/sqrt_Householder_pseudoconstant.c [2020-10-24 14:46:52,031 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f526cbd24/ad95ad38a1d54facb8869c8f37289264/FLAG3261941a1 [2020-10-24 14:46:52,416 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f526cbd24/ad95ad38a1d54facb8869c8f37289264 [2020-10-24 14:46:52,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 14:46:52,426 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 14:46:52,431 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 14:46:52,431 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 14:46:52,435 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 14:46:52,436 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:46:52" (1/1) ... [2020-10-24 14:46:52,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@836e2fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:46:52, skipping insertion in model container [2020-10-24 14:46:52,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:46:52" (1/1) ... [2020-10-24 14:46:52,458 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 14:46:52,479 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-10-24 14:46:52,723 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: conversion from bitvector to float not supported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.transformBitvectorToFloat(IntegerTranslation.java:919) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.ExpressionTranslation.constructUnaryExpression(ExpressionTranslation.java:141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleUnaryArithmeticOperators(CExpressionTranslator.java:407) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2351) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:705) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1351) 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:1044) 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:1422) 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:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2291) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:578) 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:201) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-10-24 14:46:52,733 INFO L168 Benchmark]: Toolchain (without parser) took 309.62 ms. Allocated memory is still 48.2 MB. Free memory was 25.5 MB in the beginning and 30.2 MB in the end (delta: -4.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. [2020-10-24 14:46:52,737 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 48.2 MB. Free memory was 33.5 MB in the beginning and 33.4 MB in the end (delta: 40.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:46:52,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 298.27 ms. Allocated memory is still 48.2 MB. Free memory was 24.8 MB in the beginning and 30.2 MB in the end (delta: -5.4 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2020-10-24 14:46:52,744 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 48.2 MB. Free memory was 33.5 MB in the beginning and 33.4 MB in the end (delta: 40.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 298.27 ms. Allocated memory is still 48.2 MB. Free memory was 24.8 MB in the beginning and 30.2 MB in the end (delta: -5.4 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: conversion from bitvector to float not supported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: conversion from bitvector to float not supported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.transformBitvectorToFloat(IntegerTranslation.java:919) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-ee8e70e [2020-10-24 14:46:54,992 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 14:46:54,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 14:46:55,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 14:46:55,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 14:46:55,054 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 14:46:55,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 14:46:55,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 14:46:55,066 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 14:46:55,071 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 14:46:55,073 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 14:46:55,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 14:46:55,078 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 14:46:55,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 14:46:55,082 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 14:46:55,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 14:46:55,085 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 14:46:55,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 14:46:55,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 14:46:55,098 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 14:46:55,100 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 14:46:55,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 14:46:55,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 14:46:55,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 14:46:55,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 14:46:55,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 14:46:55,113 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 14:46:55,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 14:46:55,116 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 14:46:55,117 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 14:46:55,117 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 14:46:55,118 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 14:46:55,120 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 14:46:55,121 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 14:46:55,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 14:46:55,124 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 14:46:55,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 14:46:55,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 14:46:55,126 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 14:46:55,128 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 14:46:55,128 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 14:46:55,129 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-24 14:46:55,183 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 14:46:55,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 14:46:55,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 14:46:55,195 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 14:46:55,195 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 14:46:55,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 14:46:55,195 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 14:46:55,196 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 14:46:55,196 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 14:46:55,196 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 14:46:55,197 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 14:46:55,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 14:46:55,198 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-24 14:46:55,198 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-24 14:46:55,198 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 14:46:55,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 14:46:55,199 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 14:46:55,199 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 14:46:55,199 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 14:46:55,199 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 14:46:55,200 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 14:46:55,200 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 14:46:55,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 14:46:55,200 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 14:46:55,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 14:46:55,201 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 14:46:55,201 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-24 14:46:55,201 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-24 14:46:55,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 14:46:55,202 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 14:46:55,202 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-24 14:46:55,202 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05e3d6bcb2c03efb7d0e810a8633219e291af284 [2020-10-24 14:46:55,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 14:46:55,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 14:46:55,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 14:46:55,680 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 14:46:55,681 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 14:46:55,682 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/sqrt_Householder_pseudoconstant.c [2020-10-24 14:46:55,769 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7993e74e4/f1c448edd02042ca9983c226a8efb85f/FLAGd125aab73 [2020-10-24 14:46:56,426 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 14:46:56,427 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/float-benchs/sqrt_Householder_pseudoconstant.c [2020-10-24 14:46:56,435 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7993e74e4/f1c448edd02042ca9983c226a8efb85f/FLAGd125aab73 [2020-10-24 14:46:56,798 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7993e74e4/f1c448edd02042ca9983c226a8efb85f [2020-10-24 14:46:56,807 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 14:46:56,815 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 14:46:56,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 14:46:56,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 14:46:56,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 14:46:56,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:46:56" (1/1) ... [2020-10-24 14:46:56,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f4a5954 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:46:56, skipping insertion in model container [2020-10-24 14:46:56,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:46:56" (1/1) ... [2020-10-24 14:46:56,841 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 14:46:56,860 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-10-24 14:46:57,052 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-10-24 14:46:57,066 INFO L212 MainTranslator]: Completed pre-run [2020-10-24 14:46:57,097 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-10-24 14:46:57,119 INFO L217 MainTranslator]: Completed translation [2020-10-24 14:46:57,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:46:57 WrapperNode [2020-10-24 14:46:57,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-24 14:46:57,121 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-24 14:46:57,121 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-24 14:46:57,121 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-24 14:46:57,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:46:57" (1/1) ... [2020-10-24 14:46:57,138 ERROR L1131 TypeChecker]: : Modifies clause contains #t~nondet7 which is not a global variable [2020-10-24 14:46:57,140 ERROR L1131 TypeChecker]: : Modifies clause contains #t~nondet7 which is not a global variable [2020-10-24 14:46:57,142 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner has thrown an exception: java.lang.AssertionError: Incorrect DeclarationInformation of "#t~nondet7". Expected: Found: GLOBAL at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.internalError(TypeCheckHelper.java:297) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.checkExistingDeclarationInformation(TypeChecker.java:340) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.typecheckLeftHandSide(TypeChecker.java:360) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.typecheckStatement(TypeChecker.java:781) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.typecheckBlock(TypeChecker.java:846) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.processBody(TypeChecker.java:957) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.processImplementation(TypeChecker.java:1033) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.process(TypeChecker.java:1120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-10-24 14:46:57,148 INFO L168 Benchmark]: Toolchain (without parser) took 335.27 ms. Allocated memory is still 46.1 MB. Free memory was 22.6 MB in the beginning and 19.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 3.6 MB. Max. memory is 16.1 GB. [2020-10-24 14:46:57,149 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 46.1 MB. Free memory was 32.9 MB in the beginning and 32.9 MB in the end (delta: 29.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:46:57,151 INFO L168 Benchmark]: CACSL2BoogieTranslator took 299.78 ms. Allocated memory is still 46.1 MB. Free memory was 22.0 MB in the beginning and 20.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2020-10-24 14:46:57,154 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.16 ms. Allocated memory is still 46.1 MB. Free memory was 20.8 MB in the beginning and 19.9 MB in the end (delta: 882.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:46:57,160 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 46.1 MB. Free memory was 32.9 MB in the beginning and 32.9 MB in the end (delta: 29.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 299.78 ms. Allocated memory is still 46.1 MB. Free memory was 22.0 MB in the beginning and 20.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 22.16 ms. Allocated memory is still 46.1 MB. Free memory was 20.8 MB in the beginning and 19.9 MB in the end (delta: 882.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - TypeErrorResult [Line: -1]: Type Error Modifies clause contains #t~nondet7 which is not a global variable - TypeErrorResult [Line: -1]: Type Error Modifies clause contains #t~nondet7 which is not a global variable * Results from de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: - ExceptionOrErrorResult: AssertionError: Incorrect DeclarationInformation of "#t~nondet7". Expected: Found: GLOBAL de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: AssertionError: Incorrect DeclarationInformation of "#t~nondet7". Expected: Found: GLOBAL: de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.internalError(TypeCheckHelper.java:297) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...