./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0680a.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_0680a.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 8f92de98b906daa7e020401396539d179eaf9b15 ..................................................................................................................................................................... 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_0680a.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 8f92de98b906daa7e020401396539d179eaf9b15 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:19:31,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 15:19:31,385 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 15:19:31,446 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 15:19:31,447 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 15:19:31,453 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 15:19:31,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 15:19:31,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 15:19:31,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 15:19:31,478 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 15:19:31,479 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 15:19:31,481 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 15:19:31,481 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 15:19:31,482 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 15:19:31,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 15:19:31,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 15:19:31,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 15:19:31,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 15:19:31,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 15:19:31,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 15:19:31,493 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 15:19:31,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 15:19:31,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 15:19:31,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 15:19:31,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 15:19:31,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 15:19:31,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 15:19:31,503 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 15:19:31,504 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 15:19:31,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 15:19:31,506 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 15:19:31,507 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 15:19:31,508 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 15:19:31,509 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 15:19:31,510 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 15:19:31,510 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 15:19:31,511 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 15:19:31,512 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 15:19:31,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 15:19:31,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 15:19:31,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 15:19:31,516 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-02 15:19:31,553 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 15:19:31,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 15:19:31,556 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 15:19:31,556 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 15:19:31,556 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 15:19:31,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 15:19:31,557 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 15:19:31,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-02 15:19:31,557 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 15:19:31,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 15:19:31,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 15:19:31,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 15:19:31,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 15:19:31,558 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 15:19:31,558 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 15:19:31,559 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 15:19:31,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 15:19:31,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 15:19:31,559 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 15:19:31,560 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 15:19:31,560 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 15:19:31,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 15:19:31,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 15:19:31,560 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 15:19:31,561 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 15:19:31,561 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-02 15:19:31,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-02 15:19:31,561 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 15:19:31,562 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 15:19:31,562 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f92de98b906daa7e020401396539d179eaf9b15 [2020-12-02 15:19:32,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 15:19:32,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 15:19:32,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 15:19:32,092 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 15:19:32,098 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 15:19:32,100 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0680a.c [2020-12-02 15:19:32,188 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b38e0fa1b/716ede5f5ddc4b93873acb38cc1458fc/FLAG852550c8b [2020-12-02 15:19:32,883 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 15:19:32,884 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0680a.c [2020-12-02 15:19:32,903 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b38e0fa1b/716ede5f5ddc4b93873acb38cc1458fc/FLAG852550c8b [2020-12-02 15:19:33,156 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b38e0fa1b/716ede5f5ddc4b93873acb38cc1458fc [2020-12-02 15:19:33,169 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 15:19:33,172 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 15:19:33,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 15:19:33,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 15:19:33,184 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 15:19:33,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:19:33" (1/1) ... [2020-12-02 15:19:33,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5886abe2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:19:33, skipping insertion in model container [2020-12-02 15:19:33,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:19:33" (1/1) ... [2020-12-02 15:19:33,206 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 15:19:33,234 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 15:19:33,452 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 15:19:33,462 INFO L168 Benchmark]: Toolchain (without parser) took 288.97 ms. Allocated memory is still 50.3 MB. Free memory was 25.8 MB in the beginning and 29.9 MB in the end (delta: -4.1 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2020-12-02 15:19:33,463 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 37.7 MB. Free memory is still 22.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:19:33,464 INFO L168 Benchmark]: CACSL2BoogieTranslator took 280.94 ms. Allocated memory is still 50.3 MB. Free memory was 25.5 MB in the beginning and 29.9 MB in the end (delta: -4.4 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2020-12-02 15:19:33,466 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 37.7 MB. Free memory is still 22.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 280.94 ms. Allocated memory is still 50.3 MB. Free memory was 25.5 MB in the beginning and 29.9 MB in the end (delta: -4.4 MB). Peak memory consumption was 5.6 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 15:19:36,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 15:19:36,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 15:19:36,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 15:19:36,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 15:19:36,111 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 15:19:36,113 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 15:19:36,116 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 15:19:36,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 15:19:36,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 15:19:36,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 15:19:36,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 15:19:36,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 15:19:36,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 15:19:36,126 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 15:19:36,128 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 15:19:36,129 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 15:19:36,130 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 15:19:36,132 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 15:19:36,147 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 15:19:36,152 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 15:19:36,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 15:19:36,158 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 15:19:36,160 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 15:19:36,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 15:19:36,168 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 15:19:36,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 15:19:36,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 15:19:36,175 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 15:19:36,177 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 15:19:36,177 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 15:19:36,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 15:19:36,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 15:19:36,183 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 15:19:36,184 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 15:19:36,185 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 15:19:36,186 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 15:19:36,187 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 15:19:36,187 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 15:19:36,193 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 15:19:36,194 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 15:19:36,195 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-12-02 15:19:36,253 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 15:19:36,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 15:19:36,259 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 15:19:36,259 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 15:19:36,260 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 15:19:36,260 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 15:19:36,260 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 15:19:36,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 15:19:36,261 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 15:19:36,261 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 15:19:36,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 15:19:36,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 15:19:36,263 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-02 15:19:36,263 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-02 15:19:36,263 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 15:19:36,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 15:19:36,264 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 15:19:36,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 15:19:36,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 15:19:36,265 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 15:19:36,265 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 15:19:36,265 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 15:19:36,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 15:19:36,266 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 15:19:36,266 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 15:19:36,266 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 15:19:36,267 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-12-02 15:19:36,267 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-02 15:19:36,268 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 15:19:36,268 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 15:19:36,268 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-02 15:19:36,268 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f92de98b906daa7e020401396539d179eaf9b15 [2020-12-02 15:19:36,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 15:19:36,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 15:19:36,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 15:19:36,702 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 15:19:36,703 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 15:19:36,704 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0680a.c [2020-12-02 15:19:36,796 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbba05932/5584f58a952f4d8fba4b04047fd7c85f/FLAGcef639039 [2020-12-02 15:19:37,524 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 15:19:37,525 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0680a.c [2020-12-02 15:19:37,542 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbba05932/5584f58a952f4d8fba4b04047fd7c85f/FLAGcef639039 [2020-12-02 15:19:37,842 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbba05932/5584f58a952f4d8fba4b04047fd7c85f [2020-12-02 15:19:37,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 15:19:37,849 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 15:19:37,851 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 15:19:37,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 15:19:37,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 15:19:37,860 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:19:37" (1/1) ... [2020-12-02 15:19:37,865 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30138297 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:19:37, skipping insertion in model container [2020-12-02 15:19:37,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:19:37" (1/1) ... [2020-12-02 15:19:37,875 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 15:19:37,933 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 15:19:38,374 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_0680a.c[6165,6178] [2020-12-02 15:19:38,378 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:19:38,398 INFO L212 MainTranslator]: Completed pre-run [2020-12-02 15:19:38,535 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_0680a.c[6165,6178] [2020-12-02 15:19:38,536 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:19:38,586 INFO L217 MainTranslator]: Completed translation [2020-12-02 15:19:38,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:19:38 WrapperNode [2020-12-02 15:19:38,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-02 15:19:38,589 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-02 15:19:38,589 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-02 15:19:38,589 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-02 15:19:38,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:19:38" (1/1) ... [2020-12-02 15:19:38,626 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:19:38" (1/1) ... [2020-12-02 15:19:38,721 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-02 15:19:38,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-02 15:19:38,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-02 15:19:38,722 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-02 15:19:38,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:19:38" (1/1) ... [2020-12-02 15:19:38,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:19:38" (1/1) ... [2020-12-02 15:19:38,747 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:19:38" (1/1) ... [2020-12-02 15:19:38,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:19:38" (1/1) ... [2020-12-02 15:19:38,789 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:19:38" (1/1) ... [2020-12-02 15:19:38,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:19:38" (1/1) ... [2020-12-02 15:19:38,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:19:38" (1/1) ... [2020-12-02 15:19:38,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-02 15:19:38,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-02 15:19:38,841 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-02 15:19:38,842 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-02 15:19:38,844 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:19:38" (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 15:19:38,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.float_to_bitvec_DOUBLE [2020-12-02 15:19:38,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2020-12-02 15:19:38,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2020-12-02 15:19:38,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-02 15:19:38,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-02 15:19:38,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2020-12-02 15:19:38,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-02 15:19:38,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-02 15:19:38,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-02 15:19:38,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-02 15:19:38,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-02 15:20:31,251 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-02 15:20:31,251 INFO L298 CfgBuilder]: Removed 44 assume(true) statements. [2020-12-02 15:20:31,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:20:31 BoogieIcfgContainer [2020-12-02 15:20:31,254 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-02 15:20:31,256 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-02 15:20:31,256 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-02 15:20:31,260 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-02 15:20:31,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:19:37" (1/3) ... [2020-12-02 15:20:31,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c354d5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:20:31, skipping insertion in model container [2020-12-02 15:20:31,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:19:38" (2/3) ... [2020-12-02 15:20:31,263 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c354d5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:20:31, skipping insertion in model container [2020-12-02 15:20:31,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:20:31" (3/3) ... [2020-12-02 15:20:31,265 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0680a.c [2020-12-02 15:20:31,291 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-02 15:20:31,298 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-02 15:20:31,313 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-02 15:20:31,360 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-02 15:20:31,360 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-02 15:20:31,360 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-02 15:20:31,361 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-02 15:20:31,361 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-02 15:20:31,361 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-02 15:20:31,361 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-02 15:20:31,361 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-02 15:20:31,389 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states. [2020-12-02 15:20:31,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-02 15:20:31,404 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:20:31,405 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:20:31,405 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:20:31,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:20:31,413 INFO L82 PathProgramCache]: Analyzing trace with hash 1264059097, now seen corresponding path program 1 times [2020-12-02 15:20:31,433 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:20:31,434 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1755680993] [2020-12-02 15:20:31,434 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 15:20:32,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:20:32,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-02 15:20:32,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:20:32,236 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 15:20:32,237 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:20:32,257 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 15:20:32,258 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1755680993] [2020-12-02 15:20:32,260 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:20:32,260 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-12-02 15:20:32,261 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277173882] [2020-12-02 15:20:32,269 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-02 15:20:32,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:20:32,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-02 15:20:32,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 15:20:32,294 INFO L87 Difference]: Start difference. First operand 113 states. Second operand 2 states. [2020-12-02 15:20:32,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:20:32,341 INFO L93 Difference]: Finished difference Result 224 states and 378 transitions. [2020-12-02 15:20:32,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-02 15:20:32,342 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2020-12-02 15:20:32,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:20:32,354 INFO L225 Difference]: With dead ends: 224 [2020-12-02 15:20:32,354 INFO L226 Difference]: Without dead ends: 110 [2020-12-02 15:20:32,358 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 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 15:20:32,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2020-12-02 15:20:32,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2020-12-02 15:20:32,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-12-02 15:20:32,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 158 transitions. [2020-12-02 15:20:32,414 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 158 transitions. Word has length 10 [2020-12-02 15:20:32,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:20:32,415 INFO L481 AbstractCegarLoop]: Abstraction has 110 states and 158 transitions. [2020-12-02 15:20:32,415 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-02 15:20:32,415 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 158 transitions. [2020-12-02 15:20:32,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-02 15:20:32,417 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:20:32,417 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:20:32,618 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-02 15:20:32,619 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:20:32,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:20:32,621 INFO L82 PathProgramCache]: Analyzing trace with hash -925329470, now seen corresponding path program 1 times [2020-12-02 15:20:32,622 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:20:32,622 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1137213050] [2020-12-02 15:20:32,622 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 15:20:33,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:20:33,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 13 conjunts are in the unsatisfiable core [2020-12-02 15:20:33,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:20:33,451 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-12-02 15:20:33,761 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-12-02 15:20:34,308 WARN L197 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-12-02 15:20:34,792 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-12-02 15:20:35,704 WARN L197 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-12-02 15:20:35,722 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 15:20:35,722 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:20:36,682 WARN L197 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-12-02 15:20:37,645 WARN L197 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2020-12-02 15:20:38,615 WARN L197 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2020-12-02 15:20:39,602 WARN L197 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-12-02 15:20:40,092 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2020-12-02 15:20:40,128 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 15:20:40,129 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1137213050] [2020-12-02 15:20:40,129 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:20:40,129 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2020-12-02 15:20:40,129 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254088998] [2020-12-02 15:20:40,131 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-12-02 15:20:40,131 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:20:40,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-12-02 15:20:40,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-12-02 15:20:40,132 INFO L87 Difference]: Start difference. First operand 110 states and 158 transitions. Second operand 12 states. [2020-12-02 15:20:40,903 WARN L197 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-12-02 15:20:41,562 WARN L197 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-12-02 15:20:42,025 WARN L197 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-12-02 15:20:42,483 WARN L197 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-12-02 15:20:44,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:20:44,630 INFO L93 Difference]: Finished difference Result 161 states and 226 transitions. [2020-12-02 15:20:44,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-02 15:20:44,632 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 12 [2020-12-02 15:20:44,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:20:44,634 INFO L225 Difference]: With dead ends: 161 [2020-12-02 15:20:44,634 INFO L226 Difference]: Without dead ends: 71 [2020-12-02 15:20:44,636 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-12-02 15:20:44,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2020-12-02 15:20:44,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2020-12-02 15:20:44,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-12-02 15:20:44,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 93 transitions. [2020-12-02 15:20:44,651 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 93 transitions. Word has length 12 [2020-12-02 15:20:44,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:20:44,652 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 93 transitions. [2020-12-02 15:20:44,652 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-12-02 15:20:44,652 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2020-12-02 15:20:44,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-02 15:20:44,653 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:20:44,653 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 15:20:44,866 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-02 15:20:44,867 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:20:44,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:20:44,869 INFO L82 PathProgramCache]: Analyzing trace with hash 808768545, now seen corresponding path program 1 times [2020-12-02 15:20:44,870 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:20:44,871 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1523812294] [2020-12-02 15:20:44,871 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 15:20:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-02 15:20:45,848 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-02 15:20:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-02 15:20:46,646 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-02 15:20:46,822 INFO L173 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2020-12-02 15:20:46,823 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-02 15:20:47,024 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-02 15:20:47,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:20:47 BoogieIcfgContainer [2020-12-02 15:20:47,158 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-02 15:20:47,159 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-02 15:20:47,160 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-02 15:20:47,160 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-02 15:20:47,161 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:20:31" (3/4) ... [2020-12-02 15:20:47,167 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-02 15:20:47,298 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-12-02 15:20:47,299 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-02 15:20:47,300 INFO L168 Benchmark]: Toolchain (without parser) took 69451.33 ms. Allocated memory was 46.1 MB in the beginning and 69.2 MB in the end (delta: 23.1 MB). Free memory was 30.7 MB in the beginning and 44.9 MB in the end (delta: -14.2 MB). Peak memory consumption was 38.0 MB. Max. memory is 16.1 GB. [2020-12-02 15:20:47,300 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 37.7 MB. Free memory was 18.4 MB in the beginning and 18.3 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:20:47,301 INFO L168 Benchmark]: CACSL2BoogieTranslator took 737.18 ms. Allocated memory was 46.1 MB in the beginning and 56.6 MB in the end (delta: 10.5 MB). Free memory was 30.6 MB in the beginning and 38.4 MB in the end (delta: -7.8 MB). Peak memory consumption was 12.7 MB. Max. memory is 16.1 GB. [2020-12-02 15:20:47,302 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.23 ms. Allocated memory is still 56.6 MB. Free memory was 38.4 MB in the beginning and 32.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-02 15:20:47,302 INFO L168 Benchmark]: Boogie Preprocessor took 115.86 ms. Allocated memory is still 56.6 MB. Free memory was 32.4 MB in the beginning and 27.7 MB in the end (delta: 4.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-02 15:20:47,303 INFO L168 Benchmark]: RCFGBuilder took 52414.27 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 27.4 MB in the beginning and 24.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-12-02 15:20:47,303 INFO L168 Benchmark]: TraceAbstraction took 15902.24 ms. Allocated memory is still 69.2 MB. Free memory was 24.3 MB in the beginning and 21.4 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.1 GB. [2020-12-02 15:20:47,304 INFO L168 Benchmark]: Witness Printer took 139.93 ms. Allocated memory is still 69.2 MB. Free memory was 20.8 MB in the beginning and 44.9 MB in the end (delta: -24.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-02 15:20:47,307 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 37.7 MB. Free memory was 18.4 MB in the beginning and 18.3 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 737.18 ms. Allocated memory was 46.1 MB in the beginning and 56.6 MB in the end (delta: 10.5 MB). Free memory was 30.6 MB in the beginning and 38.4 MB in the end (delta: -7.8 MB). Peak memory consumption was 12.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 132.23 ms. Allocated memory is still 56.6 MB. Free memory was 38.4 MB in the beginning and 32.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 115.86 ms. Allocated memory is still 56.6 MB. Free memory was 32.4 MB in the beginning and 27.7 MB in the end (delta: 4.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 52414.27 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 27.4 MB in the beginning and 24.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 15902.24 ms. Allocated memory is still 69.2 MB. Free memory was 24.3 MB in the beginning and 21.4 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.1 GB. * Witness Printer took 139.93 ms. Allocated memory is still 69.2 MB. Free memory was 20.8 MB in the beginning and 44.9 MB in the end (delta: -24.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 259]: 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, }; [L43] 1.57079632679489655800e+00 [L40] 4.63647609000806093515e-01 [L42] 9.82793723247329054082e-01 [L41] 7.85398163397448278999e-01 [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, }; [L50] 6.12323399573676603587e-17 [L48] 3.06161699786838301793e-17 [L47] 2.26987774529616870924e-17 [L49] 1.39033110312309984516e-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] 9.09088713343650656196e-02 [L59] 1.62858201153657823623e-02 [L55] EXPR 1.11111104054623557880e-01 [L54] -1.99999999998764832476e-01 [L56] EXPR 7.69187620504482999495e-02 [L54] 3.33333333333329318027e-01 [L57] 6.66107313738753120669e-02 [L54] 1.99999999998764832476e-01 [L58] EXPR 3.65315727442169155270e-02 [L58] 4.97687799461593236017e-02 [L55] -1.11111104054623557880e-01 [L56] -7.69187620504482999495e-02 [L57] EXPR 5.83357013379057348645e-02 [L57] -5.83357013379057348645e-02 [L55] 1.42857142725034663711e-01 [L58] -3.65315727442169155270e-02 [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={11:0}, atanhi_atan={-2147483646:0}, atanlo_atan={3:0}, 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] [L253] EXPR 0.0 [L253] EXPR -0.0 [L253] double x = -0.0; [L254] EXPR 0.0 [L254] EXPR -0.0 [L254] double y = -0.0; [L145] double z; [L146] __int32_t k, m, hx, hy, ix, iy; [L147] __uint32_t lx, ly; VAL [aT_atan={11:0}, atanhi_atan={-2147483646:0}, atanlo_atan={3:0}, 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={11:0}, atanhi_atan={-2147483646:0}, atanlo_atan={3:0}, 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={11:0}, atanhi_atan={-2147483646:0}, atanlo_atan={3:0}, 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 FALSE !(((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000)) VAL [aT_atan={11:0}, atanhi_atan={-2147483646:0}, atanlo_atan={3:0}, 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] [L166] COND FALSE !(((hx - 0x3ff00000) | lx) == 0) [L168] m = ((hy >> 31) & 1) | ((hx >> 30) & 2) VAL [aT_atan={11:0}, atanhi_atan={-2147483646:0}, atanlo_atan={3:0}, 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] [L170] COND FALSE !((iy | ly) == 0) VAL [aT_atan={11:0}, atanhi_atan={-2147483646:0}, atanlo_atan={3:0}, 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] [L182] COND TRUE (ix | lx) == 0 VAL [aT_atan={11:0}, atanhi_atan={-2147483646:0}, atanlo_atan={3:0}, 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] [L183] EXPR (hy < 0) ? -pi_o_2 - tiny_atan2 : pi_o_2 + tiny_atan2 [L183] EXPR -pi_o_2 [L183] EXPR -pi_o_2 - tiny_atan2 [L183] EXPR (hy < 0) ? -pi_o_2 - tiny_atan2 : pi_o_2 + tiny_atan2 VAL [aT_atan={11:0}, atanhi_atan={-2147483646:0}, atanlo_atan={3:0}, 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] [L183] return (hy < 0) ? -pi_o_2 - tiny_atan2 : pi_o_2 + tiny_atan2; [L256] double res = __ieee754_atan2(y, x); [L258] EXPR -pi VAL [aT_atan={11:0}, atanhi_atan={-2147483646:0}, atanlo_atan={3:0}, 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] [L258] COND TRUE res != -pi [L259] reach_error() VAL [aT_atan={11:0}, atanhi_atan={-2147483646:0}, atanlo_atan={3:0}, 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, 113 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 15.6s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 238 SDtfs, 612 SDslu, 13 SDs, 0 SdLazy, 30 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 8.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred 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: 0.1s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 7.1s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 40 ConstructedInterpolants, 14 QuantifiedInterpolants, 7169 SizeOfPredicates, 14 NumberOfNonLiveVariables, 260 ConjunctsInSsa, 14 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...