./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0682a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2880296f Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0682a.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89a7eeb30a66b8853c8b2fd1deb829ff9222bf3c ..................................................................................................................................................................... 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 -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0682a.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89a7eeb30a66b8853c8b2fd1deb829ff9222bf3c ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-2880296 [2020-12-02 15:20:16,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 15:20:16,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 15:20:16,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 15:20:16,892 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 15:20:16,898 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 15:20:16,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 15:20:16,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 15:20:16,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 15:20:16,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 15:20:16,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 15:20:16,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 15:20:16,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 15:20:16,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 15:20:16,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 15:20:16,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 15:20:16,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 15:20:16,951 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 15:20:16,955 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 15:20:16,964 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 15:20:16,969 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 15:20:16,971 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 15:20:16,974 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 15:20:16,976 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 15:20:16,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 15:20:16,986 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 15:20:16,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 15:20:16,988 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 15:20:16,990 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 15:20:16,992 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 15:20:16,993 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 15:20:16,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 15:20:16,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 15:20:16,998 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 15:20:16,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 15:20:17,000 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 15:20:17,001 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 15:20:17,001 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 15:20:17,001 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 15:20:17,004 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 15:20:17,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 15:20:17,012 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-02 15:20:17,041 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 15:20:17,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 15:20:17,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 15:20:17,044 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 15:20:17,044 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 15:20:17,044 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 15:20:17,045 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 15:20:17,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-02 15:20:17,045 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 15:20:17,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 15:20:17,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 15:20:17,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 15:20:17,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 15:20:17,046 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 15:20:17,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 15:20:17,046 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 15:20:17,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 15:20:17,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 15:20:17,047 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 15:20:17,047 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 15:20:17,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 15:20:17,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 15:20:17,048 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 15:20:17,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 15:20:17,048 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 15:20:17,049 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-02 15:20:17,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-02 15:20:17,049 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 15:20:17,049 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 15:20:17,049 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89a7eeb30a66b8853c8b2fd1deb829ff9222bf3c [2020-12-02 15:20:17,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 15:20:17,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 15:20:17,628 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 15:20:17,630 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 15:20:17,631 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 15:20:17,633 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0682a.c [2020-12-02 15:20:17,732 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bbce7f53/cac19471c98a4aaca684cd9105655313/FLAG36a42c378 [2020-12-02 15:20:18,518 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 15:20:18,520 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0682a.c [2020-12-02 15:20:18,534 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bbce7f53/cac19471c98a4aaca684cd9105655313/FLAG36a42c378 [2020-12-02 15:20:18,830 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bbce7f53/cac19471c98a4aaca684cd9105655313 [2020-12-02 15:20:18,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 15:20:18,837 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 15:20:18,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 15:20:18,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 15:20:18,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 15:20:18,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:20:18" (1/1) ... [2020-12-02 15:20:18,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2808062c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:20:18, skipping insertion in model container [2020-12-02 15:20:18,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:20:18" (1/1) ... [2020-12-02 15:20:18,866 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 15:20:18,897 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 15:20:19,109 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:704) 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.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1970) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1599) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) 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.visit(CHandler.java:1576) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) 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) [2020-12-02 15:20:19,120 INFO L168 Benchmark]: Toolchain (without parser) took 280.82 ms. Allocated memory is still 58.7 MB. Free memory was 34.4 MB in the beginning and 42.8 MB in the end (delta: -8.4 MB). Peak memory consumption was 12.2 MB. Max. memory is 16.1 GB. [2020-12-02 15:20:19,123 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 58.7 MB. Free memory was 39.8 MB in the beginning and 39.7 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:20:19,127 INFO L168 Benchmark]: CACSL2BoogieTranslator took 272.76 ms. Allocated memory is still 58.7 MB. Free memory was 34.1 MB in the beginning and 42.8 MB in the end (delta: -8.7 MB). Peak memory consumption was 12.2 MB. Max. memory is 16.1 GB. [2020-12-02 15:20:19,131 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 58.7 MB. Free memory was 39.8 MB in the beginning and 39.7 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 272.76 ms. Allocated memory is still 58.7 MB. Free memory was 34.1 MB in the beginning and 42.8 MB in the end (delta: -8.7 MB). Peak memory consumption was 12.2 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 0.2.0-2880296 [2020-12-02 15:20:21,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 15:20:21,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 15:20:21,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 15:20:21,824 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 15:20:21,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 15:20:21,834 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 15:20:21,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 15:20:21,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 15:20:21,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 15:20:21,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 15:20:21,862 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 15:20:21,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 15:20:21,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 15:20:21,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 15:20:21,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 15:20:21,875 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 15:20:21,880 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 15:20:21,886 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 15:20:21,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 15:20:21,901 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 15:20:21,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 15:20:21,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 15:20:21,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 15:20:21,919 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 15:20:21,919 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 15:20:21,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 15:20:21,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 15:20:21,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 15:20:21,925 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 15:20:21,925 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 15:20:21,926 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 15:20:21,929 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 15:20:21,930 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 15:20:21,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 15:20:21,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 15:20:21,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 15:20:21,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 15:20:21,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 15:20:21,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 15:20:21,941 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 15:20:21,942 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-12-02 15:20:22,020 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 15:20:22,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 15:20:22,025 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 15:20:22,026 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 15:20:22,026 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 15:20:22,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 15:20:22,027 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 15:20:22,027 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 15:20:22,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 15:20:22,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 15:20:22,029 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 15:20:22,030 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 15:20:22,030 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-02 15:20:22,030 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-02 15:20:22,030 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 15:20:22,031 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 15:20:22,031 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 15:20:22,031 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 15:20:22,031 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 15:20:22,031 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 15:20:22,032 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 15:20:22,032 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 15:20:22,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 15:20:22,033 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 15:20:22,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 15:20:22,033 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 15:20:22,033 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-12-02 15:20:22,034 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-02 15:20:22,034 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 15:20:22,034 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 15:20:22,034 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-02 15:20:22,034 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89a7eeb30a66b8853c8b2fd1deb829ff9222bf3c [2020-12-02 15:20:22,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 15:20:22,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 15:20:22,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 15:20:22,593 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 15:20:22,594 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 15:20:22,595 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0682a.c [2020-12-02 15:20:22,679 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0bd16293/db4be8d2f52347e5976e6001cfc56775/FLAG962560a0f [2020-12-02 15:20:23,493 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 15:20:23,494 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0682a.c [2020-12-02 15:20:23,507 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0bd16293/db4be8d2f52347e5976e6001cfc56775/FLAG962560a0f [2020-12-02 15:20:23,749 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0bd16293/db4be8d2f52347e5976e6001cfc56775 [2020-12-02 15:20:23,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 15:20:23,768 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 15:20:23,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 15:20:23,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 15:20:23,785 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 15:20:23,798 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:20:23" (1/1) ... [2020-12-02 15:20:23,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a1f56b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:20:23, skipping insertion in model container [2020-12-02 15:20:23,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:20:23" (1/1) ... [2020-12-02 15:20:23,839 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 15:20:23,887 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 15:20:24,167 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0682a.c[6875,6888] [2020-12-02 15:20:24,171 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:20:24,193 INFO L212 MainTranslator]: Completed pre-run [2020-12-02 15:20:24,308 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0682a.c[6875,6888] [2020-12-02 15:20:24,311 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:20:24,361 INFO L217 MainTranslator]: Completed translation [2020-12-02 15:20:24,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:20:24 WrapperNode [2020-12-02 15:20:24,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-02 15:20:24,365 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-02 15:20:24,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-02 15:20:24,366 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-02 15:20:24,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:20:24" (1/1) ... [2020-12-02 15:20:24,414 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:20:24" (1/1) ... [2020-12-02 15:20:24,498 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-02 15:20:24,500 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-02 15:20:24,500 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-02 15:20:24,500 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-02 15:20:24,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:20:24" (1/1) ... [2020-12-02 15:20:24,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:20:24" (1/1) ... [2020-12-02 15:20:24,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:20:24" (1/1) ... [2020-12-02 15:20:24,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:20:24" (1/1) ... [2020-12-02 15:20:24,563 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:20:24" (1/1) ... [2020-12-02 15:20:24,575 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:20:24" (1/1) ... [2020-12-02 15:20:24,584 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:20:24" (1/1) ... [2020-12-02 15:20:24,600 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-02 15:20:24,604 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-02 15:20:24,604 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-02 15:20:24,605 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-02 15:20:24,606 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:20:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 15:20:24,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.float_to_bitvec_DOUBLE [2020-12-02 15:20:24,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2020-12-02 15:20:24,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2020-12-02 15:20:24,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-02 15:20:24,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-02 15:20:24,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2020-12-02 15:20:24,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-02 15:20:24,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-02 15:20:24,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-02 15:20:24,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-02 15:20:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-02 15:21:16,312 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-02 15:21:16,313 INFO L298 CfgBuilder]: Removed 52 assume(true) statements. [2020-12-02 15:21:16,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:21:16 BoogieIcfgContainer [2020-12-02 15:21:16,315 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-02 15:21:16,317 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-02 15:21:16,318 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-02 15:21:16,321 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-02 15:21:16,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:20:23" (1/3) ... [2020-12-02 15:21:16,323 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f2ea402 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:21:16, skipping insertion in model container [2020-12-02 15:21:16,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:20:24" (2/3) ... [2020-12-02 15:21:16,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f2ea402 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:21:16, skipping insertion in model container [2020-12-02 15:21:16,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:21:16" (3/3) ... [2020-12-02 15:21:16,327 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0682a.c [2020-12-02 15:21:16,347 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-02 15:21:16,352 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-02 15:21:16,364 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-02 15:21:16,392 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-02 15:21:16,392 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-02 15:21:16,392 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-02 15:21:16,392 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-02 15:21:16,393 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-02 15:21:16,393 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-02 15:21:16,393 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-02 15:21:16,393 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-02 15:21:16,411 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states. [2020-12-02 15:21:16,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-02 15:21:16,418 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:21:16,419 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:21:16,420 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:21:16,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:21:16,427 INFO L82 PathProgramCache]: Analyzing trace with hash -506614646, now seen corresponding path program 1 times [2020-12-02 15:21:16,443 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:21:16,444 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1622364572] [2020-12-02 15:21:16,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-12-02 15:21:17,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:21:17,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-02 15:21:17,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:21:17,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:21:17,885 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:21:17,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:21:17,900 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1622364572] [2020-12-02 15:21:17,901 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:21:17,901 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-12-02 15:21:17,902 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897526797] [2020-12-02 15:21:17,907 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-02 15:21:17,908 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:21:17,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-02 15:21:17,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 15:21:17,926 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 2 states. [2020-12-02 15:21:17,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:21:17,970 INFO L93 Difference]: Finished difference Result 250 states and 418 transitions. [2020-12-02 15:21:17,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-02 15:21:17,971 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2020-12-02 15:21:17,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:21:17,987 INFO L225 Difference]: With dead ends: 250 [2020-12-02 15:21:17,988 INFO L226 Difference]: Without dead ends: 122 [2020-12-02 15:21:17,992 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 15:21:18,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2020-12-02 15:21:18,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2020-12-02 15:21:18,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-12-02 15:21:18,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 172 transitions. [2020-12-02 15:21:18,055 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 172 transitions. Word has length 17 [2020-12-02 15:21:18,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:21:18,056 INFO L481 AbstractCegarLoop]: Abstraction has 122 states and 172 transitions. [2020-12-02 15:21:18,056 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-02 15:21:18,056 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 172 transitions. [2020-12-02 15:21:18,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-02 15:21:18,057 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:21:18,057 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:21:18,271 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-02 15:21:18,272 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:21:18,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:21:18,274 INFO L82 PathProgramCache]: Analyzing trace with hash 2032168976, now seen corresponding path program 1 times [2020-12-02 15:21:18,276 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:21:18,276 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1992122794] [2020-12-02 15:21:18,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-12-02 15:21:19,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:21:19,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-02 15:21:19,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:21:19,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:21:19,929 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:21:19,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:21:19,955 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1992122794] [2020-12-02 15:21:19,955 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:21:19,956 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2020-12-02 15:21:19,956 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732772559] [2020-12-02 15:21:19,957 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-02 15:21:19,957 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:21:19,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-02 15:21:19,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-02 15:21:19,959 INFO L87 Difference]: Start difference. First operand 122 states and 172 transitions. Second operand 4 states. [2020-12-02 15:21:20,231 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 5 [2020-12-02 15:21:20,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:21:20,403 INFO L93 Difference]: Finished difference Result 235 states and 334 transitions. [2020-12-02 15:21:20,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-02 15:21:20,403 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2020-12-02 15:21:20,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:21:20,406 INFO L225 Difference]: With dead ends: 235 [2020-12-02 15:21:20,406 INFO L226 Difference]: Without dead ends: 122 [2020-12-02 15:21:20,407 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-02 15:21:20,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2020-12-02 15:21:20,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2020-12-02 15:21:20,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-12-02 15:21:20,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 170 transitions. [2020-12-02 15:21:20,420 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 170 transitions. Word has length 20 [2020-12-02 15:21:20,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:21:20,421 INFO L481 AbstractCegarLoop]: Abstraction has 122 states and 170 transitions. [2020-12-02 15:21:20,421 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-02 15:21:20,421 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 170 transitions. [2020-12-02 15:21:20,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-02 15:21:20,422 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:21:20,422 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:21:20,635 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-02 15:21:20,637 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:21:20,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:21:20,638 INFO L82 PathProgramCache]: Analyzing trace with hash 1096159643, now seen corresponding path program 1 times [2020-12-02 15:21:20,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:21:20,640 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1160241832] [2020-12-02 15:21:20,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-12-02 15:21:22,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-02 15:21:22,998 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-02 15:21:25,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-02 15:21:25,063 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-02 15:21:25,313 INFO L173 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2020-12-02 15:21:25,313 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-02 15:21:25,514 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-02 15:21:25,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:21:25 BoogieIcfgContainer [2020-12-02 15:21:25,657 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-02 15:21:25,657 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-02 15:21:25,657 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-02 15:21:25,658 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-02 15:21:25,658 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:21:16" (3/4) ... [2020-12-02 15:21:25,662 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-02 15:21:25,799 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-12-02 15:21:25,800 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-02 15:21:25,803 INFO L168 Benchmark]: Toolchain (without parser) took 62035.32 ms. Allocated memory was 41.9 MB in the beginning and 77.6 MB in the end (delta: 35.7 MB). Free memory was 17.4 MB in the beginning and 21.4 MB in the end (delta: -4.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 16.1 GB. [2020-12-02 15:21:25,803 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 41.9 MB. Free memory was 26.9 MB in the beginning and 26.8 MB in the end (delta: 26.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:21:25,804 INFO L168 Benchmark]: CACSL2BoogieTranslator took 590.22 ms. Allocated memory was 41.9 MB in the beginning and 58.7 MB in the end (delta: 16.8 MB). Free memory was 17.3 MB in the beginning and 37.7 MB in the end (delta: -20.4 MB). Peak memory consumption was 14.1 MB. Max. memory is 16.1 GB. [2020-12-02 15:21:25,804 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.74 ms. Allocated memory is still 58.7 MB. Free memory was 37.7 MB in the beginning and 31.5 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-02 15:21:25,805 INFO L168 Benchmark]: Boogie Preprocessor took 103.14 ms. Allocated memory is still 58.7 MB. Free memory was 31.5 MB in the beginning and 26.4 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-02 15:21:25,805 INFO L168 Benchmark]: RCFGBuilder took 51711.80 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 26.2 MB in the beginning and 29.7 MB in the end (delta: -3.5 MB). Peak memory consumption was 30.8 MB. Max. memory is 16.1 GB. [2020-12-02 15:21:25,806 INFO L168 Benchmark]: TraceAbstraction took 9339.29 ms. Allocated memory is still 77.6 MB. Free memory was 29.0 MB in the beginning and 27.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.7 MB. Max. memory is 16.1 GB. [2020-12-02 15:21:25,806 INFO L168 Benchmark]: Witness Printer took 142.25 ms. Allocated memory is still 77.6 MB. Free memory was 27.0 MB in the beginning and 21.4 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-02 15:21:25,809 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 41.9 MB. Free memory was 26.9 MB in the beginning and 26.8 MB in the end (delta: 26.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 590.22 ms. Allocated memory was 41.9 MB in the beginning and 58.7 MB in the end (delta: 16.8 MB). Free memory was 17.3 MB in the beginning and 37.7 MB in the end (delta: -20.4 MB). Peak memory consumption was 14.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 133.74 ms. Allocated memory is still 58.7 MB. Free memory was 37.7 MB in the beginning and 31.5 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 103.14 ms. Allocated memory is still 58.7 MB. Free memory was 31.5 MB in the beginning and 26.4 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 51711.80 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 26.2 MB in the beginning and 29.7 MB in the end (delta: -3.5 MB). Peak memory consumption was 30.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 9339.29 ms. Allocated memory is still 77.6 MB. Free memory was 29.0 MB in the beginning and 27.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.7 MB. Max. memory is 16.1 GB. * Witness Printer took 142.25 ms. Allocated memory is still 77.6 MB. Free memory was 27.0 MB in the beginning and 21.4 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 287]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L39-L44] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L40] EXPR 4.63647609000806093515e-01 [L39-L44] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L41] EXPR 7.85398163397448278999e-01 [L39-L44] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L42] EXPR 9.82793723247329054082e-01 [L39-L44] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L43] EXPR 1.57079632679489655800e+00 [L39-L44] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L42] 9.82793723247329054082e-01 [L41] 7.85398163397448278999e-01 [L40] 4.63647609000806093515e-01 [L43] 1.57079632679489655800e+00 [L46-L51] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L47] EXPR 2.26987774529616870924e-17 [L46-L51] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L48] EXPR 3.06161699786838301793e-17 [L46-L51] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L49] EXPR 1.39033110312309984516e-17 [L46-L51] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L50] EXPR 6.12323399573676603587e-17 [L46-L51] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L49] 1.39033110312309984516e-17 [L47] 2.26987774529616870924e-17 [L50] 6.12323399573676603587e-17 [L48] 3.06161699786838301793e-17 [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L54] EXPR 3.33333333333329318027e-01 [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L54] EXPR 1.99999999998764832476e-01 [L54] EXPR -1.99999999998764832476e-01 [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L55] EXPR 1.42857142725034663711e-01 [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L55] EXPR 1.11111104054623557880e-01 [L55] EXPR -1.11111104054623557880e-01 [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L56] EXPR 9.09088713343650656196e-02 [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L56] EXPR 7.69187620504482999495e-02 [L56] EXPR -7.69187620504482999495e-02 [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L57] EXPR 6.66107313738753120669e-02 [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L57] EXPR 5.83357013379057348645e-02 [L57] EXPR -5.83357013379057348645e-02 [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L58] EXPR 4.97687799461593236017e-02 [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L58] EXPR 3.65315727442169155270e-02 [L58] EXPR -3.65315727442169155270e-02 [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L59] EXPR 1.62858201153657823623e-02 [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L56] -7.69187620504482999495e-02 [L54] EXPR 1.99999999998764832476e-01 [L58] EXPR 3.65315727442169155270e-02 [L59] 1.62858201153657823623e-02 [L55] EXPR 1.11111104054623557880e-01 [L58] 4.97687799461593236017e-02 [L57] -5.83357013379057348645e-02 [L58] -3.65315727442169155270e-02 [L54] -1.99999999998764832476e-01 [L55] 1.42857142725034663711e-01 [L57] 6.66107313738753120669e-02 [L56] 7.69187620504482999495e-02 [L55] -1.11111104054623557880e-01 [L56] 9.09088713343650656196e-02 [L57] 5.83357013379057348645e-02 [L54] 3.33333333333329318027e-01 [L62] EXPR 1.0 [L62-L64] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L62] EXPR 1.0 [L62] EXPR 7.8539816339744827900E-01 [L62-L64] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L62] EXPR 7.8539816339744827900E-01 [L63] EXPR 1.5707963267948965580E+00 [L62-L64] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L63] EXPR 1.5707963267948965580E+00 [L64] EXPR 3.1415926535897931160E+00 [L62-L64] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L64] EXPR 3.1415926535897931160E+00 [L64] EXPR 1.0e300 [L62-L64] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L64] 1.0e300 [L141] EXPR 1.0e-300 [L141-L142] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; [L141] EXPR 0.0 [L141-L142] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; [L142] EXPR 1.2246467991473531772E-16 [L141-L142] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; [L142] 1.2246467991473531772E-16 VAL [aT_atan={995:0}, atanhi_atan={-2147482718:0}, atanlo_atan={930:0}, huge_atan=9094988921128908188, one_atan=4607182418800017408, pi=4614256656552045848, pi_lo_atan2=4368955796522032135, pi_o_2=4609753056924675352, pi_o_4=4605249457297304856, tiny_atan2=118622047889322841, zero_atan2=0] [L278] EXPR 1.0 [L278] EXPR -1.0 [L278] EXPR 0.0 [L278] EXPR -1.0 / 0.0 [L278] double x = -1.0 / 0.0; [L279] double y = __VERIFIER_nondet_double(); [L248] __int32_t hx, lx; VAL [aT_atan={995:0}, atanhi_atan={-2147482718:0}, atanlo_atan={930:0}, huge_atan=9094988921128908188, one_atan=4607182418800017408, pi=4614256656552045848, pi_lo_atan2=4368955796522032135, pi_o_2=4609753056924675352, pi_o_4=4605249457297304856, tiny_atan2=118622047889322841, zero_atan2=0] [L250] ieee_double_shape_type ew_u; [L251] ew_u.value = (x) [L252] EXPR ew_u.parts.msw [L252] (hx) = ew_u.parts.msw [L253] EXPR ew_u.parts.lsw [L253] (lx) = ew_u.parts.lsw [L255] hx &= 0x7fffffff [L256] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L257] hx = 0x7ff00000 - hx [L258] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); VAL [aT_atan={995:0}, atanhi_atan={-2147482718:0}, atanlo_atan={930:0}, huge_atan=9094988921128908188, one_atan=4607182418800017408, pi=4614256656552045848, pi_lo_atan2=4368955796522032135, pi_o_2=4609753056924675352, pi_o_4=4605249457297304856, tiny_atan2=118622047889322841, zero_atan2=0] [L281] EXPR isinf_double(x) && isfinite_double(y) [L262] __int32_t hx; VAL [aT_atan={995:0}, atanhi_atan={-2147482718:0}, atanlo_atan={930:0}, huge_atan=9094988921128908188, one_atan=4607182418800017408, pi=4614256656552045848, pi_lo_atan2=4368955796522032135, pi_o_2=4609753056924675352, pi_o_4=4605249457297304856, tiny_atan2=118622047889322841, zero_atan2=0] [L264] ieee_double_shape_type gh_u; [L265] gh_u.value = (x) [L266] EXPR gh_u.parts.msw [L266] (hx) = gh_u.parts.msw [L268] return (int)((__uint32_t)((hx & 0x7fffffff) - 0x7ff00000) >> 31); VAL [aT_atan={995:0}, atanhi_atan={-2147482718:0}, atanlo_atan={930:0}, huge_atan=9094988921128908188, one_atan=4607182418800017408, pi=4614256656552045848, pi_lo_atan2=4368955796522032135, pi_o_2=4609753056924675352, pi_o_4=4605249457297304856, tiny_atan2=118622047889322841, zero_atan2=0] [L281] EXPR isinf_double(x) && isfinite_double(y) VAL [aT_atan={995:0}, atanhi_atan={-2147482718:0}, atanlo_atan={930:0}, huge_atan=9094988921128908188, one_atan=4607182418800017408, pi=4614256656552045848, pi_lo_atan2=4368955796522032135, pi_o_2=4609753056924675352, pi_o_4=4605249457297304856, tiny_atan2=118622047889322841, zero_atan2=0] [L281] isinf_double(x) && isfinite_double(y) && y < 0.0 [L281] EXPR 0.0 [L281] isinf_double(x) && isfinite_double(y) && y < 0.0 VAL [aT_atan={995:0}, atanhi_atan={-2147482718:0}, atanlo_atan={930:0}, huge_atan=9094988921128908188, one_atan=4607182418800017408, pi=4614256656552045848, pi_lo_atan2=4368955796522032135, pi_o_2=4609753056924675352, pi_o_4=4605249457297304856, tiny_atan2=118622047889322841, zero_atan2=0] [L281] COND TRUE isinf_double(x) && isfinite_double(y) && y < 0.0 [L145] double z; [L146] __int32_t k, m, hx, hy, ix, iy; [L147] __uint32_t lx, ly; VAL [aT_atan={995:0}, atanhi_atan={-2147482718:0}, atanlo_atan={930:0}, huge_atan=9094988921128908188, one_atan=4607182418800017408, pi=4614256656552045848, pi_lo_atan2=4368955796522032135, pi_o_2=4609753056924675352, pi_o_4=4605249457297304856, tiny_atan2=118622047889322841, zero_atan2=0] [L150] ieee_double_shape_type ew_u; [L151] ew_u.value = (x) [L152] EXPR ew_u.parts.msw [L152] (hx) = ew_u.parts.msw [L153] EXPR ew_u.parts.lsw [L153] (lx) = ew_u.parts.lsw [L155] ix = hx & 0x7fffffff VAL [aT_atan={995:0}, atanhi_atan={-2147482718:0}, atanlo_atan={930:0}, huge_atan=9094988921128908188, one_atan=4607182418800017408, pi=4614256656552045848, pi_lo_atan2=4368955796522032135, pi_o_2=4609753056924675352, pi_o_4=4605249457297304856, tiny_atan2=118622047889322841, zero_atan2=0] [L157] ieee_double_shape_type ew_u; [L158] ew_u.value = (y) [L159] EXPR ew_u.parts.msw [L159] (hy) = ew_u.parts.msw [L160] EXPR ew_u.parts.lsw [L160] (ly) = ew_u.parts.lsw [L162] iy = hy & 0x7fffffff VAL [aT_atan={995:0}, atanhi_atan={-2147482718:0}, atanlo_atan={930:0}, huge_atan=9094988921128908188, one_atan=4607182418800017408, pi=4614256656552045848, pi_lo_atan2=4368955796522032135, pi_o_2=4609753056924675352, pi_o_4=4605249457297304856, tiny_atan2=118622047889322841, zero_atan2=0] [L163-L164] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L165] EXPR x + y [L165] return x + y; [L283] double res = __ieee754_atan2(y, x); [L286] EXPR -pi VAL [aT_atan={995:0}, atanhi_atan={-2147482718:0}, atanlo_atan={930:0}, huge_atan=9094988921128908188, one_atan=4607182418800017408, pi=4614256656552045848, pi_lo_atan2=4368955796522032135, pi_o_2=4609753056924675352, pi_o_4=4605249457297304856, tiny_atan2=118622047889322841, zero_atan2=0] [L286] COND TRUE res != -pi [L287] reach_error() VAL [aT_atan={995:0}, atanhi_atan={-2147482718:0}, atanlo_atan={930:0}, huge_atan=9094988921128908188, one_atan=4607182418800017408, pi=4614256656552045848, pi_lo_atan2=4368955796522032135, pi_o_2=4609753056924675352, pi_o_4=4605249457297304856, tiny_atan2=118622047889322841, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 126 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 9.1s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 347 SDtfs, 3 SDslu, 332 SDs, 0 SdLazy, 12 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 71 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=126occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 4.5s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 61 NumberOfCodeBlocks, 61 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 70 ConstructedInterpolants, 0 QuantifiedInterpolants, 1310 SizeOfPredicates, 1 NumberOfNonLiveVariables, 296 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...