./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/float-newlib/float_req_bl_0281.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/float_req_bl_0281.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 85aaf303180fb147289175deaade998fcb26e6b2 ............................................................................................................................................................... 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/float_req_bl_0281.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 85aaf303180fb147289175deaade998fcb26e6b2 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-2880296 [2020-12-02 15:37:35,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 15:37:35,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 15:37:35,897 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 15:37:35,897 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 15:37:35,899 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 15:37:35,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 15:37:35,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 15:37:35,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 15:37:35,906 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 15:37:35,907 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 15:37:35,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 15:37:35,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 15:37:35,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 15:37:35,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 15:37:35,913 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 15:37:35,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 15:37:35,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 15:37:35,918 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 15:37:35,920 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 15:37:35,922 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 15:37:35,924 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 15:37:35,926 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 15:37:35,927 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 15:37:35,930 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 15:37:35,930 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 15:37:35,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 15:37:35,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 15:37:35,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 15:37:35,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 15:37:35,934 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 15:37:35,935 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 15:37:35,936 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 15:37:35,936 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 15:37:35,938 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 15:37:35,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 15:37:35,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 15:37:35,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 15:37:35,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 15:37:35,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 15:37:35,954 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 15:37:35,955 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-02 15:37:35,983 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 15:37:35,983 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 15:37:35,985 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 15:37:35,985 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 15:37:35,985 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 15:37:35,986 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 15:37:35,986 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 15:37:35,986 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-02 15:37:35,986 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 15:37:35,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 15:37:35,987 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 15:37:35,987 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 15:37:35,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 15:37:35,987 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 15:37:35,988 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 15:37:35,988 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 15:37:35,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 15:37:35,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 15:37:35,989 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 15:37:35,989 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 15:37:35,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 15:37:35,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 15:37:35,989 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 15:37:35,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 15:37:35,990 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 15:37:35,990 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-02 15:37:35,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-02 15:37:35,990 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 15:37:35,991 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 15:37:35,991 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85aaf303180fb147289175deaade998fcb26e6b2 [2020-12-02 15:37:36,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 15:37:36,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 15:37:36,457 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 15:37:36,459 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 15:37:36,462 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 15:37:36,464 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0281.c [2020-12-02 15:37:36,568 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01faadde6/ee577785083448b381d38ca5d6d01f74/FLAG5c9c3325d [2020-12-02 15:37:37,355 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 15:37:37,356 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0281.c [2020-12-02 15:37:37,374 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01faadde6/ee577785083448b381d38ca5d6d01f74/FLAG5c9c3325d [2020-12-02 15:37:37,654 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01faadde6/ee577785083448b381d38ca5d6d01f74 [2020-12-02 15:37:37,657 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 15:37:37,659 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 15:37:37,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 15:37:37,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 15:37:37,669 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 15:37:37,670 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:37:37" (1/1) ... [2020-12-02 15:37:37,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3678ec07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:37, skipping insertion in model container [2020-12-02 15:37:37,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:37:37" (1/1) ... [2020-12-02 15:37:37,684 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 15:37:37,727 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 15:37:37,995 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.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.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 15:37:38,003 INFO L168 Benchmark]: Toolchain (without parser) took 342.44 ms. Allocated memory is still 46.1 MB. Free memory was 24.0 MB in the beginning and 25.2 MB in the end (delta: -1.2 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. [2020-12-02 15:37:38,004 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 37.7 MB. Free memory was 20.2 MB in the beginning and 20.2 MB in the end (delta: 42.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:37:38,006 INFO L168 Benchmark]: CACSL2BoogieTranslator took 336.50 ms. Allocated memory is still 46.1 MB. Free memory was 23.8 MB in the beginning and 25.3 MB in the end (delta: -1.5 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. [2020-12-02 15:37:38,008 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 ms. Allocated memory is still 37.7 MB. Free memory was 20.2 MB in the beginning and 20.2 MB in the end (delta: 42.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 336.50 ms. Allocated memory is still 46.1 MB. Free memory was 23.8 MB in the beginning and 25.3 MB in the end (delta: -1.5 MB). Peak memory consumption was 5.4 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 15:37:40,570 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 15:37:40,574 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 15:37:40,621 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 15:37:40,622 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 15:37:40,623 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 15:37:40,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 15:37:40,628 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 15:37:40,630 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 15:37:40,631 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 15:37:40,633 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 15:37:40,635 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 15:37:40,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 15:37:40,638 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 15:37:40,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 15:37:40,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 15:37:40,645 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 15:37:40,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 15:37:40,650 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 15:37:40,653 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 15:37:40,655 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 15:37:40,660 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 15:37:40,661 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 15:37:40,662 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 15:37:40,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 15:37:40,666 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 15:37:40,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 15:37:40,667 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 15:37:40,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 15:37:40,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 15:37:40,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 15:37:40,671 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 15:37:40,672 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 15:37:40,673 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 15:37:40,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 15:37:40,679 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 15:37:40,680 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 15:37:40,680 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 15:37:40,681 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 15:37:40,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 15:37:40,683 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 15:37:40,684 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-12-02 15:37:40,713 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 15:37:40,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 15:37:40,715 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 15:37:40,716 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 15:37:40,716 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 15:37:40,716 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 15:37:40,717 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 15:37:40,717 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 15:37:40,717 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 15:37:40,718 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 15:37:40,718 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 15:37:40,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 15:37:40,718 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-02 15:37:40,719 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-02 15:37:40,719 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 15:37:40,719 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 15:37:40,719 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 15:37:40,720 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 15:37:40,720 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 15:37:40,720 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 15:37:40,721 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 15:37:40,721 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 15:37:40,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 15:37:40,722 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 15:37:40,722 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 15:37:40,722 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 15:37:40,722 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-12-02 15:37:40,723 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-02 15:37:40,723 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 15:37:40,723 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 15:37:40,723 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-02 15:37:40,724 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85aaf303180fb147289175deaade998fcb26e6b2 [2020-12-02 15:37:41,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 15:37:41,166 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 15:37:41,169 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 15:37:41,171 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 15:37:41,171 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 15:37:41,172 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0281.c [2020-12-02 15:37:41,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea5ef296d/ed5ced12dca14c05a3d6e3e16722a014/FLAG24517d49c [2020-12-02 15:37:42,008 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 15:37:42,009 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0281.c [2020-12-02 15:37:42,025 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea5ef296d/ed5ced12dca14c05a3d6e3e16722a014/FLAG24517d49c [2020-12-02 15:37:42,342 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea5ef296d/ed5ced12dca14c05a3d6e3e16722a014 [2020-12-02 15:37:42,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 15:37:42,348 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 15:37:42,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 15:37:42,350 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 15:37:42,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 15:37:42,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:37:42" (1/1) ... [2020-12-02 15:37:42,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2664bd12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:42, skipping insertion in model container [2020-12-02 15:37:42,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:37:42" (1/1) ... [2020-12-02 15:37:42,379 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 15:37:42,436 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 15:37:42,787 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/float_req_bl_0281.c[4632,4645] [2020-12-02 15:37:42,792 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:37:42,817 INFO L212 MainTranslator]: Completed pre-run [2020-12-02 15:37:42,903 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/float_req_bl_0281.c[4632,4645] [2020-12-02 15:37:42,904 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:37:42,933 INFO L217 MainTranslator]: Completed translation [2020-12-02 15:37:42,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:42 WrapperNode [2020-12-02 15:37:42,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-02 15:37:42,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-02 15:37:42,939 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-02 15:37:42,939 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-02 15:37:42,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:42" (1/1) ... [2020-12-02 15:37:43,007 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:42" (1/1) ... [2020-12-02 15:37:43,081 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-02 15:37:43,082 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-02 15:37:43,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-02 15:37:43,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-02 15:37:43,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:42" (1/1) ... [2020-12-02 15:37:43,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:42" (1/1) ... [2020-12-02 15:37:43,110 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:42" (1/1) ... [2020-12-02 15:37:43,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:42" (1/1) ... [2020-12-02 15:37:43,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:42" (1/1) ... [2020-12-02 15:37:43,145 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:42" (1/1) ... [2020-12-02 15:37:43,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:42" (1/1) ... [2020-12-02 15:37:43,163 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-02 15:37:43,164 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-02 15:37:43,164 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-02 15:37:43,165 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-02 15:37:43,166 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:42" (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 15:37:43,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.float_to_bitvec_DOUBLE [2020-12-02 15:37:43,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-02 15:37:43,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-02 15:37:43,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-12-02 15:37:43,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-02 15:37:43,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-02 15:37:43,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-02 15:37:43,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-12-02 15:37:43,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.float_to_bitvec_FLOAT [2020-12-02 15:37:43,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-02 15:37:43,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-02 15:37:58,115 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-02 15:37:58,116 INFO L298 CfgBuilder]: Removed 28 assume(true) statements. [2020-12-02 15:37:58,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:37:58 BoogieIcfgContainer [2020-12-02 15:37:58,118 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-02 15:37:58,122 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-02 15:37:58,123 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-02 15:37:58,132 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-02 15:37:58,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:37:42" (1/3) ... [2020-12-02 15:37:58,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42dd3ac1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:37:58, skipping insertion in model container [2020-12-02 15:37:58,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:42" (2/3) ... [2020-12-02 15:37:58,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42dd3ac1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:37:58, skipping insertion in model container [2020-12-02 15:37:58,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:37:58" (3/3) ... [2020-12-02 15:37:58,138 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0281.c [2020-12-02 15:37:58,155 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-02 15:37:58,160 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-02 15:37:58,178 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-02 15:37:58,205 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-02 15:37:58,206 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-02 15:37:58,206 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-02 15:37:58,206 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-02 15:37:58,206 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-02 15:37:58,207 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-02 15:37:58,207 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-02 15:37:58,207 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-02 15:37:58,224 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states. [2020-12-02 15:37:58,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-02 15:37:58,230 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:37:58,231 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:37:58,232 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:37:58,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:37:58,239 INFO L82 PathProgramCache]: Analyzing trace with hash 48939379, now seen corresponding path program 1 times [2020-12-02 15:37:58,256 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:37:58,256 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [924037650] [2020-12-02 15:37:58,257 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 15:37:59,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:37:59,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-02 15:37:59,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:37:59,186 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 15:37:59,187 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:37:59,204 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 15:37:59,205 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [924037650] [2020-12-02 15:37:59,206 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:37:59,206 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-12-02 15:37:59,207 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79489302] [2020-12-02 15:37:59,216 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-02 15:37:59,218 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:37:59,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-02 15:37:59,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 15:37:59,237 INFO L87 Difference]: Start difference. First operand 59 states. Second operand 2 states. [2020-12-02 15:37:59,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:37:59,264 INFO L93 Difference]: Finished difference Result 114 states and 184 transitions. [2020-12-02 15:37:59,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-02 15:37:59,266 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2020-12-02 15:37:59,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:37:59,278 INFO L225 Difference]: With dead ends: 114 [2020-12-02 15:37:59,278 INFO L226 Difference]: Without dead ends: 55 [2020-12-02 15:37:59,282 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 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 15:37:59,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-12-02 15:37:59,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2020-12-02 15:37:59,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-12-02 15:37:59,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 73 transitions. [2020-12-02 15:37:59,327 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 73 transitions. Word has length 11 [2020-12-02 15:37:59,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:37:59,327 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 73 transitions. [2020-12-02 15:37:59,327 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-02 15:37:59,328 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 73 transitions. [2020-12-02 15:37:59,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-02 15:37:59,329 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:37:59,329 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:37:59,542 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-02 15:37:59,544 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:37:59,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:37:59,546 INFO L82 PathProgramCache]: Analyzing trace with hash 1791915827, now seen corresponding path program 1 times [2020-12-02 15:37:59,547 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:37:59,547 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1832990586] [2020-12-02 15:37:59,547 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 15:38:00,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:38:00,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-02 15:38:00,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:38:00,436 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 15:38:00,441 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-02 15:38:00,748 WARN L197 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-12-02 15:38:01,568 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 15:38:01,568 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:38:02,435 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 15:38:02,436 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1832990586] [2020-12-02 15:38:02,436 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:38:02,436 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2020-12-02 15:38:02,436 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052995034] [2020-12-02 15:38:02,438 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-12-02 15:38:02,439 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:38:02,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-12-02 15:38:02,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-12-02 15:38:02,441 INFO L87 Difference]: Start difference. First operand 55 states and 73 transitions. Second operand 12 states. [2020-12-02 15:38:03,026 WARN L197 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 26 [2020-12-02 15:38:04,108 WARN L197 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-12-02 15:38:06,889 WARN L197 SmtUtils]: Spent 2.43 s on a formula simplification that was a NOOP. DAG size: 47 [2020-12-02 15:38:21,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:38:21,666 INFO L93 Difference]: Finished difference Result 118 states and 152 transitions. [2020-12-02 15:38:21,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-02 15:38:21,667 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 12 [2020-12-02 15:38:21,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:38:21,669 INFO L225 Difference]: With dead ends: 118 [2020-12-02 15:38:21,669 INFO L226 Difference]: Without dead ends: 72 [2020-12-02 15:38:21,672 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-12-02 15:38:21,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-12-02 15:38:21,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 61. [2020-12-02 15:38:21,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2020-12-02 15:38:21,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 78 transitions. [2020-12-02 15:38:21,690 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 78 transitions. Word has length 12 [2020-12-02 15:38:21,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:38:21,691 INFO L481 AbstractCegarLoop]: Abstraction has 61 states and 78 transitions. [2020-12-02 15:38:21,691 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-12-02 15:38:21,691 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2020-12-02 15:38:21,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-02 15:38:21,692 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:38:21,692 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:38:21,907 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-02 15:38:21,908 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:38:21,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:38:21,910 INFO L82 PathProgramCache]: Analyzing trace with hash -405304207, now seen corresponding path program 1 times [2020-12-02 15:38:21,911 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:38:21,911 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [121844064] [2020-12-02 15:38:21,911 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 15:38:23,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:38:23,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjunts are in the unsatisfiable core [2020-12-02 15:38:23,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:38:25,551 WARN L838 $PredicateComparison]: unable to prove that (exists ((ULTIMATE.start___ieee754_asinf_~x (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_asinf_#t~nondet50_6| (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_asinf_#t~nondet51_6| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start___ieee754_asinf_#t~nondet50_6|) ((_ extract 30 23) |v_ULTIMATE.start___ieee754_asinf_#t~nondet50_6|) ((_ extract 22 0) |v_ULTIMATE.start___ieee754_asinf_#t~nondet50_6|))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start___ieee754_asinf_#t~nondet51_6|) ((_ extract 30 23) |v_ULTIMATE.start___ieee754_asinf_#t~nondet51_6|) ((_ extract 22 0) |v_ULTIMATE.start___ieee754_asinf_#t~nondet51_6|))) (.cse2 (let ((.cse3 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_asinf_~x) ((_ extract 30 23) ULTIMATE.start___ieee754_asinf_~x) ((_ extract 22 0) ULTIMATE.start___ieee754_asinf_~x)))) (fp.sub roundNearestTiesToEven .cse3 .cse3)))) (and (= (fp.div roundNearestTiesToEven .cse0 .cse1) (fp ((_ extract 31 31) |c_ULTIMATE.start___ieee754_asinf_#res|) ((_ extract 30 23) |c_ULTIMATE.start___ieee754_asinf_#res|) ((_ extract 22 0) |c_ULTIMATE.start___ieee754_asinf_#res|))) (= .cse0 .cse2) (= .cse1 .cse2) (bvsgt (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_asinf_~x) (_ bv1065353216 32))))) is different from false [2020-12-02 15:38:25,778 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 15:38:25,779 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-02 15:38:27,059 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 15:38:27,060 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:38:27,564 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 15:38:27,564 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [121844064] [2020-12-02 15:38:27,565 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:38:27,565 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 5] imperfect sequences [] total 11 [2020-12-02 15:38:27,565 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044262858] [2020-12-02 15:38:27,566 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-02 15:38:27,566 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:38:27,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-02 15:38:27,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=70, Unknown=1, NotChecked=16, Total=110 [2020-12-02 15:38:27,568 INFO L87 Difference]: Start difference. First operand 61 states and 78 transitions. Second operand 11 states. [2020-12-02 15:38:40,487 WARN L197 SmtUtils]: Spent 4.73 s on a formula simplification. DAG size of input: 41 DAG size of output: 18 [2020-12-02 15:38:40,696 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-12-02 15:38:40,946 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2020-12-02 15:38:53,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:38:53,584 INFO L93 Difference]: Finished difference Result 71 states and 86 transitions. [2020-12-02 15:38:53,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-02 15:38:53,589 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 13 [2020-12-02 15:38:53,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:38:53,590 INFO L225 Difference]: With dead ends: 71 [2020-12-02 15:38:53,590 INFO L226 Difference]: Without dead ends: 60 [2020-12-02 15:38:53,591 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 14.4s TimeCoverageRelationStatistics Valid=58, Invalid=126, Unknown=2, NotChecked=24, Total=210 [2020-12-02 15:38:53,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2020-12-02 15:38:53,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 55. [2020-12-02 15:38:53,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-12-02 15:38:53,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 70 transitions. [2020-12-02 15:38:53,602 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 70 transitions. Word has length 13 [2020-12-02 15:38:53,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:38:53,603 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 70 transitions. [2020-12-02 15:38:53,603 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-02 15:38:53,603 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2020-12-02 15:38:53,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-02 15:38:53,604 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:38:53,604 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:38:53,817 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-02 15:38:53,818 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:38:53,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:38:53,819 INFO L82 PathProgramCache]: Analyzing trace with hash 1308742687, now seen corresponding path program 1 times [2020-12-02 15:38:53,820 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:38:53,826 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2042593692] [2020-12-02 15:38:53,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-12-02 15:38:55,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:38:55,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-02 15:38:55,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:38:55,534 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 15:38:55,771 WARN L197 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-12-02 15:38:56,149 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 15:38:56,150 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:38:57,067 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 15:38:57,068 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2042593692] [2020-12-02 15:38:57,068 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:38:57,068 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 7] imperfect sequences [] total 11 [2020-12-02 15:38:57,069 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929332975] [2020-12-02 15:38:57,069 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-02 15:38:57,069 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:38:57,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-02 15:38:57,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-12-02 15:38:57,071 INFO L87 Difference]: Start difference. First operand 55 states and 70 transitions. Second operand 11 states. [2020-12-02 15:38:57,653 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-12-02 15:38:57,884 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-12-02 15:38:57,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:38:57,934 INFO L93 Difference]: Finished difference Result 55 states and 70 transitions. [2020-12-02 15:38:57,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-02 15:38:57,938 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 15 [2020-12-02 15:38:57,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:38:57,938 INFO L225 Difference]: With dead ends: 55 [2020-12-02 15:38:57,938 INFO L226 Difference]: Without dead ends: 0 [2020-12-02 15:38:57,941 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 17 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2020-12-02 15:38:57,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-02 15:38:57,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-02 15:38:57,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-02 15:38:57,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-02 15:38:57,942 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 15 [2020-12-02 15:38:57,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:38:57,942 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-02 15:38:57,942 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-02 15:38:57,942 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-02 15:38:57,942 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-02 15:38:58,143 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-12-02 15:38:58,146 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-02 15:38:59,425 WARN L197 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2020-12-02 15:38:59,628 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-12-02 15:38:59,688 INFO L262 CegarLoopResult]: For program point L36(lines 36 37) no Hoare annotation was computed. [2020-12-02 15:38:59,688 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-02 15:38:59,688 INFO L262 CegarLoopResult]: For program point L119(lines 119 139) no Hoare annotation was computed. [2020-12-02 15:38:59,689 INFO L262 CegarLoopResult]: For program point L70(lines 70 73) no Hoare annotation was computed. [2020-12-02 15:38:59,689 INFO L262 CegarLoopResult]: For program point L87-1(lines 87 91) no Hoare annotation was computed. [2020-12-02 15:38:59,689 INFO L258 CegarLoopResult]: At program point L87-2(lines 87 91) the Hoare annotation is: false [2020-12-02 15:38:59,689 INFO L258 CegarLoopResult]: At program point L55-2(lines 55 64) the Hoare annotation is: false [2020-12-02 15:38:59,689 INFO L262 CegarLoopResult]: For program point L55-3(lines 19 84) no Hoare annotation was computed. [2020-12-02 15:38:59,690 INFO L262 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-12-02 15:38:59,690 INFO L262 CegarLoopResult]: For program point L188-2(lines 188 197) no Hoare annotation was computed. [2020-12-02 15:38:59,690 INFO L262 CegarLoopResult]: For program point L122(lines 122 139) no Hoare annotation was computed. [2020-12-02 15:38:59,690 INFO L262 CegarLoopResult]: For program point L188-4(lines 188 197) no Hoare annotation was computed. [2020-12-02 15:38:59,690 INFO L262 CegarLoopResult]: For program point L40(lines 40 44) no Hoare annotation was computed. [2020-12-02 15:38:59,690 INFO L262 CegarLoopResult]: For program point L40-2(lines 40 44) no Hoare annotation was computed. [2020-12-02 15:38:59,690 INFO L262 CegarLoopResult]: For program point L156-1(lines 156 160) no Hoare annotation was computed. [2020-12-02 15:38:59,690 INFO L258 CegarLoopResult]: At program point L156-2(lines 156 160) the Hoare annotation is: false [2020-12-02 15:38:59,691 INFO L262 CegarLoopResult]: For program point L57(lines 57 61) no Hoare annotation was computed. [2020-12-02 15:38:59,691 INFO L262 CegarLoopResult]: For program point L24-1(lines 24 28) no Hoare annotation was computed. [2020-12-02 15:38:59,691 INFO L262 CegarLoopResult]: For program point L57-2(lines 57 61) no Hoare annotation was computed. [2020-12-02 15:38:59,691 INFO L258 CegarLoopResult]: At program point L24-2(lines 24 28) the Hoare annotation is: false [2020-12-02 15:38:59,691 INFO L262 CegarLoopResult]: For program point L24-3(lines 24 28) no Hoare annotation was computed. [2020-12-02 15:38:59,691 INFO L262 CegarLoopResult]: For program point L41-2(lines 41 42) no Hoare annotation was computed. [2020-12-02 15:38:59,691 INFO L258 CegarLoopResult]: At program point L41-3(lines 41 42) the Hoare annotation is: false [2020-12-02 15:38:59,691 INFO L262 CegarLoopResult]: For program point L41-4(lines 41 42) no Hoare annotation was computed. [2020-12-02 15:38:59,691 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-02 15:38:59,691 INFO L262 CegarLoopResult]: For program point L124(lines 124 139) no Hoare annotation was computed. [2020-12-02 15:38:59,692 INFO L262 CegarLoopResult]: For program point L124-1(lines 124 139) no Hoare annotation was computed. [2020-12-02 15:38:59,692 INFO L262 CegarLoopResult]: For program point L125(lines 125 138) no Hoare annotation was computed. [2020-12-02 15:38:59,692 INFO L262 CegarLoopResult]: For program point L92(lines 92 96) no Hoare annotation was computed. [2020-12-02 15:38:59,692 INFO L262 CegarLoopResult]: For program point L92-1(lines 85 98) no Hoare annotation was computed. [2020-12-02 15:38:59,692 INFO L262 CegarLoopResult]: For program point L92-2(lines 92 96) no Hoare annotation was computed. [2020-12-02 15:38:59,692 INFO L258 CegarLoopResult]: At program point L175(lines 110 176) the Hoare annotation is: (and (= roundNearestTiesToEven ~CRM) (= ULTIMATE.start___ieee754_asinf_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_asinf_~x)) (= ULTIMATE.start___ieee754_asinf_~hx~1 ULTIMATE.start___ieee754_asinf_~x) (not (let ((.cse0 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_#res|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_#res|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_#res|)))) (fp.eq .cse0 .cse0)))) [2020-12-02 15:38:59,692 INFO L262 CegarLoopResult]: For program point L126(lines 126 127) no Hoare annotation was computed. [2020-12-02 15:38:59,692 INFO L262 CegarLoopResult]: For program point L193(lines 193 196) no Hoare annotation was computed. [2020-12-02 15:38:59,693 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-02 15:38:59,693 INFO L262 CegarLoopResult]: For program point L78-1(lines 78 82) no Hoare annotation was computed. [2020-12-02 15:38:59,693 INFO L258 CegarLoopResult]: At program point L78-2(lines 78 82) the Hoare annotation is: false [2020-12-02 15:38:59,693 INFO L262 CegarLoopResult]: For program point L78-3(lines 78 82) no Hoare annotation was computed. [2020-12-02 15:38:59,693 INFO L262 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-12-02 15:38:59,693 INFO L262 CegarLoopResult]: For program point L161(lines 161 165) no Hoare annotation was computed. [2020-12-02 15:38:59,693 INFO L262 CegarLoopResult]: For program point L161-1(lines 153 171) no Hoare annotation was computed. [2020-12-02 15:38:59,693 INFO L262 CegarLoopResult]: For program point L161-2(lines 161 165) no Hoare annotation was computed. [2020-12-02 15:38:59,694 INFO L262 CegarLoopResult]: For program point L113-1(lines 113 117) no Hoare annotation was computed. [2020-12-02 15:38:59,694 INFO L258 CegarLoopResult]: At program point L113-2(lines 113 117) the Hoare annotation is: (let ((.cse2 (= roundNearestTiesToEven ~CRM))) (or (and (exists ((|ULTIMATE.start_main_#t~nondet136| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet137| (_ BitVec 32)) (~CRM RoundingMode)) (let ((.cse0 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet136|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet136|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet136|))) (.cse1 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet137|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet137|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet137|)))) (and (= (fp.neg .cse0) .cse1) (= ((_ to_fp 8 24) ~CRM 1.0) .cse0) (fp.lt (fp ((_ extract 31 31) ULTIMATE.start_main_~x~0) ((_ extract 30 23) ULTIMATE.start_main_~x~0) ((_ extract 22 0) ULTIMATE.start_main_~x~0)) .cse1)))) .cse2 (exists ((|ULTIMATE.start_main_#t~nondet136| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet137| (_ BitVec 32)) (~CRM RoundingMode)) (let ((.cse3 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet136|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet136|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet136|))) (.cse4 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet137|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet137|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet137|)))) (and (= (fp.neg .cse3) .cse4) (= ((_ to_fp 8 24) ~CRM 1.0) .cse3) (fp.lt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_asinf_~x) ((_ extract 30 23) ULTIMATE.start___ieee754_asinf_~x) ((_ extract 22 0) ULTIMATE.start___ieee754_asinf_~x)) .cse4))))) (let ((.cse5 (bvand (_ bv2147483647 32) ULTIMATE.start_main_~x~0))) (and .cse2 (or (bvslt .cse5 (_ bv838860800 32)) (not |ULTIMATE.start_main_#t~short139|) (not (bvslt .cse5 (_ bv1056964608 32)))) (not (= (bvadd .cse5 (_ bv3229614080 32)) (_ bv0 32))) (exists ((|ULTIMATE.start_main_#t~nondet138| (_ BitVec 32)) (~CRM RoundingMode)) (let ((.cse6 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet138|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet138|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet138|)))) (and (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_asinf_~x) ((_ extract 30 23) ULTIMATE.start___ieee754_asinf_~x) ((_ extract 22 0) ULTIMATE.start___ieee754_asinf_~x)) .cse6) (= ((_ to_fp 8 24) ~CRM 1.0) .cse6)))))))) [2020-12-02 15:38:59,694 INFO L262 CegarLoopResult]: For program point L47(lines 47 48) no Hoare annotation was computed. [2020-12-02 15:38:59,694 INFO L262 CegarLoopResult]: For program point L113-3(lines 113 117) no Hoare annotation was computed. [2020-12-02 15:38:59,694 INFO L262 CegarLoopResult]: For program point L47-2(lines 47 48) no Hoare annotation was computed. [2020-12-02 15:38:59,695 INFO L258 CegarLoopResult]: At program point L97(lines 85 98) the Hoare annotation is: false [2020-12-02 15:38:59,695 INFO L262 CegarLoopResult]: For program point L31(lines 31 32) no Hoare annotation was computed. [2020-12-02 15:38:59,695 INFO L258 CegarLoopResult]: At program point L15(line 15) the Hoare annotation is: (and (= roundNearestTiesToEven ~CRM) (= (_ bv1 32) |ULTIMATE.start_isnan_float_#res|) (= ULTIMATE.start___ieee754_asinf_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_asinf_~x)) (= ULTIMATE.start___ieee754_asinf_~hx~1 ULTIMATE.start___ieee754_asinf_~x) (not (let ((.cse0 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_#res|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_#res|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_#res|)))) (fp.eq .cse0 .cse0)))) [2020-12-02 15:38:59,695 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-02 15:38:59,695 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 194) no Hoare annotation was computed. [2020-12-02 15:38:59,695 INFO L262 CegarLoopResult]: For program point L66(lines 66 75) no Hoare annotation was computed. [2020-12-02 15:38:59,695 INFO L258 CegarLoopResult]: At program point L83(lines 19 84) the Hoare annotation is: false [2020-12-02 15:38:59,695 INFO L265 CegarLoopResult]: At program point L199(lines 178 200) the Hoare annotation is: true [2020-12-02 15:38:59,696 INFO L262 CegarLoopResult]: For program point L34(lines 34 35) no Hoare annotation was computed. [2020-12-02 15:38:59,696 INFO L262 CegarLoopResult]: For program point L150(lines 150 171) no Hoare annotation was computed. [2020-12-02 15:38:59,696 INFO L262 CegarLoopResult]: For program point L150-2(lines 110 176) no Hoare annotation was computed. [2020-12-02 15:38:59,696 INFO L262 CegarLoopResult]: For program point L68(lines 68 74) no Hoare annotation was computed. [2020-12-02 15:38:59,706 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:38:59,712 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:38:59,713 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:38:59,714 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:38:59,717 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,717 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,717 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,718 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,718 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,718 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,718 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~CRM,QUANTIFIED] [2020-12-02 15:38:59,718 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,719 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,719 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,719 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,719 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,719 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,719 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:38:59,720 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,720 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,720 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,720 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,720 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,721 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,721 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~CRM,QUANTIFIED] [2020-12-02 15:38:59,721 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,721 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,721 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,721 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,722 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,722 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,722 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:38:59,722 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,722 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,723 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,723 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~CRM,QUANTIFIED] [2020-12-02 15:38:59,723 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,723 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,723 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,725 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,725 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,725 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~CRM,QUANTIFIED] [2020-12-02 15:38:59,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,727 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,727 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,727 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,727 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,727 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:38:59,728 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,728 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,728 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,728 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,728 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,728 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~CRM,QUANTIFIED] [2020-12-02 15:38:59,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,730 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:38:59,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~CRM,QUANTIFIED] [2020-12-02 15:38:59,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:38:59 BoogieIcfgContainer [2020-12-02 15:38:59,735 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-02 15:38:59,735 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-02 15:38:59,735 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-02 15:38:59,736 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-02 15:38:59,736 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:37:58" (3/4) ... [2020-12-02 15:38:59,740 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-02 15:38:59,765 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2020-12-02 15:38:59,766 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2020-12-02 15:38:59,769 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-02 15:38:59,769 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-02 15:38:59,811 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists ULTIMATE.start_main_#t~nondet136 : bv32, ULTIMATE.start_main_#t~nondet137 : bv32, ~CRM : FloatRoundingMode :: (~fp.neg~DOUBLE(~fp~LONGDOUBLE(ULTIMATE.start_main_#t~nondet136[31:31], ULTIMATE.start_main_#t~nondet136[30:23], ULTIMATE.start_main_#t~nondet136[22:0])) == ~fp~LONGDOUBLE(ULTIMATE.start_main_#t~nondet137[31:31], ULTIMATE.start_main_#t~nondet137[30:23], ULTIMATE.start_main_#t~nondet137[22:0]) && ~to_fp~LONGDOUBLE(~CRM, 1.0) == ~fp~LONGDOUBLE(ULTIMATE.start_main_#t~nondet136[31:31], ULTIMATE.start_main_#t~nondet136[30:23], ULTIMATE.start_main_#t~nondet136[22:0])) && ~fp.lt~FLOAT(~fp~LONGDOUBLE(x[31:31], x[30:23], x[22:0]), ~fp~LONGDOUBLE(ULTIMATE.start_main_#t~nondet137[31:31], ULTIMATE.start_main_#t~nondet137[30:23], ULTIMATE.start_main_#t~nondet137[22:0]))) && ~roundNearestTiesToEven == unknown-~CRM-unknown) && (\exists ULTIMATE.start_main_#t~nondet136 : bv32, ULTIMATE.start_main_#t~nondet137 : bv32, ~CRM : FloatRoundingMode :: (~fp.neg~DOUBLE(~fp~LONGDOUBLE(ULTIMATE.start_main_#t~nondet136[31:31], ULTIMATE.start_main_#t~nondet136[30:23], ULTIMATE.start_main_#t~nondet136[22:0])) == ~fp~LONGDOUBLE(ULTIMATE.start_main_#t~nondet137[31:31], ULTIMATE.start_main_#t~nondet137[30:23], ULTIMATE.start_main_#t~nondet137[22:0]) && ~to_fp~LONGDOUBLE(~CRM, 1.0) == ~fp~LONGDOUBLE(ULTIMATE.start_main_#t~nondet136[31:31], ULTIMATE.start_main_#t~nondet136[30:23], ULTIMATE.start_main_#t~nondet136[22:0])) && ~fp.lt~FLOAT(~fp~LONGDOUBLE(x[31:31], x[30:23], x[22:0]), ~fp~LONGDOUBLE(ULTIMATE.start_main_#t~nondet137[31:31], ULTIMATE.start_main_#t~nondet137[30:23], ULTIMATE.start_main_#t~nondet137[22:0])))) || (((~roundNearestTiesToEven == unknown-~CRM-unknown && ((~bvslt32(~bvand32(2147483647bv32, x), 838860800bv32) || !aux-x < -1.0f || x > 1.0f-aux) || !~bvslt32(~bvand32(2147483647bv32, x), 1056964608bv32))) && !(~bvadd64(~bvand32(2147483647bv32, x), 3229614080bv32) == 0bv32)) && (\exists ULTIMATE.start_main_#t~nondet138 : bv32, ~CRM : FloatRoundingMode :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(x[31:31], x[30:23], x[22:0]), ~fp~LONGDOUBLE(ULTIMATE.start_main_#t~nondet138[31:31], ULTIMATE.start_main_#t~nondet138[30:23], ULTIMATE.start_main_#t~nondet138[22:0])) && ~to_fp~LONGDOUBLE(~CRM, 1.0) == ~fp~LONGDOUBLE(ULTIMATE.start_main_#t~nondet138[31:31], ULTIMATE.start_main_#t~nondet138[30:23], ULTIMATE.start_main_#t~nondet138[22:0]))) [2020-12-02 15:38:59,812 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~roundNearestTiesToEven == unknown-~CRM-unknown && ix == ~bvand32(2147483647bv32, x)) && hx == x) && !~fp.eq~FLOAT(~fp~LONGDOUBLE(\result[31:31], \result[30:23], \result[22:0]), ~fp~LONGDOUBLE(\result[31:31], \result[30:23], \result[22:0])) [2020-12-02 15:38:59,812 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((~roundNearestTiesToEven == unknown-~CRM-unknown && 1bv32 == \result) && ix == ~bvand32(2147483647bv32, x)) && hx == x) && !~fp.eq~FLOAT(~fp~LONGDOUBLE(\result[31:31], \result[30:23], \result[22:0]), ~fp~LONGDOUBLE(\result[31:31], \result[30:23], \result[22:0])) [2020-12-02 15:38:59,909 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-12-02 15:38:59,909 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-02 15:38:59,910 INFO L168 Benchmark]: Toolchain (without parser) took 77562.30 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 21.0 MB in the beginning and 24.1 MB in the end (delta: -3.1 MB). Peak memory consumption was 21.3 MB. Max. memory is 16.1 GB. [2020-12-02 15:38:59,911 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 35.7 MB. Free memory was 22.2 MB in the beginning and 22.1 MB in the end (delta: 45.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:38:59,911 INFO L168 Benchmark]: CACSL2BoogieTranslator took 587.18 ms. Allocated memory is still 44.0 MB. Free memory was 20.9 MB in the beginning and 21.4 MB in the end (delta: -568.0 kB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. [2020-12-02 15:38:59,912 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.70 ms. Allocated memory is still 44.0 MB. Free memory was 21.4 MB in the beginning and 26.5 MB in the end (delta: -5.1 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. [2020-12-02 15:38:59,912 INFO L168 Benchmark]: Boogie Preprocessor took 81.55 ms. Allocated memory is still 44.0 MB. Free memory was 26.5 MB in the beginning and 23.1 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-02 15:38:59,913 INFO L168 Benchmark]: RCFGBuilder took 14954.28 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 23.1 MB in the beginning and 30.9 MB in the end (delta: -7.8 MB). Peak memory consumption was 15.9 MB. Max. memory is 16.1 GB. [2020-12-02 15:38:59,913 INFO L168 Benchmark]: TraceAbstraction took 61613.00 ms. Allocated memory is still 54.5 MB. Free memory was 30.5 MB in the beginning and 16.6 MB in the end (delta: 14.0 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. [2020-12-02 15:38:59,914 INFO L168 Benchmark]: Witness Printer took 173.73 ms. Allocated memory is still 54.5 MB. Free memory was 16.6 MB in the beginning and 24.1 MB in the end (delta: -7.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.1 GB. [2020-12-02 15:38:59,917 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 35.7 MB. Free memory was 22.2 MB in the beginning and 22.1 MB in the end (delta: 45.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 587.18 ms. Allocated memory is still 44.0 MB. Free memory was 20.9 MB in the beginning and 21.4 MB in the end (delta: -568.0 kB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 142.70 ms. Allocated memory is still 44.0 MB. Free memory was 21.4 MB in the beginning and 26.5 MB in the end (delta: -5.1 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 81.55 ms. Allocated memory is still 44.0 MB. Free memory was 26.5 MB in the beginning and 23.1 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 14954.28 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 23.1 MB in the beginning and 30.9 MB in the end (delta: -7.8 MB). Peak memory consumption was 15.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 61613.00 ms. Allocated memory is still 54.5 MB. Free memory was 30.5 MB in the beginning and 16.6 MB in the end (delta: 14.0 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. * Witness Printer took 173.73 ms. Allocated memory is still 54.5 MB. Free memory was 16.6 MB in the beginning and 24.1 MB in the end (delta: -7.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~CRM,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~CRM,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~CRM,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~CRM,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~CRM,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~CRM,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 194]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 110]: Loop Invariant [2020-12-02 15:38:59,930 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:38:59,931 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((~roundNearestTiesToEven == unknown-~CRM-unknown && ix == ~bvand32(2147483647bv32, x)) && hx == x) && !~fp.eq~FLOAT(~fp~LONGDOUBLE(\result[31:31], \result[30:23], \result[22:0]), ~fp~LONGDOUBLE(\result[31:31], \result[30:23], \result[22:0])) - InvariantResult [Line: 15]: Loop Invariant [2020-12-02 15:38:59,935 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:38:59,946 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((~roundNearestTiesToEven == unknown-~CRM-unknown && 1bv32 == \result) && ix == ~bvand32(2147483647bv32, x)) && hx == x) && !~fp.eq~FLOAT(~fp~LONGDOUBLE(\result[31:31], \result[30:23], \result[22:0]), ~fp~LONGDOUBLE(\result[31:31], \result[30:23], \result[22:0])) - InvariantResult [Line: 113]: Loop Invariant [2020-12-02 15:38:59,947 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,947 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,947 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~CRM,QUANTIFIED] [2020-12-02 15:38:59,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,949 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,949 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,954 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,954 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,955 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:38:59,955 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,955 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,955 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,955 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,955 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,956 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,956 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~CRM,QUANTIFIED] [2020-12-02 15:38:59,956 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,956 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,956 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,956 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,957 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,957 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:38:59,958 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,959 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,959 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,959 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~CRM,QUANTIFIED] [2020-12-02 15:38:59,959 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,960 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,960 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,961 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,962 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,962 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,962 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,962 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,962 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,962 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~CRM,QUANTIFIED] [2020-12-02 15:38:59,962 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,963 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,963 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,963 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,963 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,963 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,963 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:38:59,963 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,964 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,964 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,964 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,964 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,964 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,964 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~CRM,QUANTIFIED] [2020-12-02 15:38:59,965 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,965 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,965 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet136,QUANTIFIED] [2020-12-02 15:38:59,965 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,965 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,965 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet137,QUANTIFIED] [2020-12-02 15:38:59,966 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:38:59,966 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,966 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,966 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,966 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~CRM,QUANTIFIED] [2020-12-02 15:38:59,966 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,967 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] [2020-12-02 15:38:59,967 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~nondet138,QUANTIFIED] Derived loop invariant: (((\exists ULTIMATE.start_main_#t~nondet136 : bv32, ULTIMATE.start_main_#t~nondet137 : bv32, ~CRM : FloatRoundingMode :: (~fp.neg~DOUBLE(~fp~LONGDOUBLE(ULTIMATE.start_main_#t~nondet136[31:31], ULTIMATE.start_main_#t~nondet136[30:23], ULTIMATE.start_main_#t~nondet136[22:0])) == ~fp~LONGDOUBLE(ULTIMATE.start_main_#t~nondet137[31:31], ULTIMATE.start_main_#t~nondet137[30:23], ULTIMATE.start_main_#t~nondet137[22:0]) && ~to_fp~LONGDOUBLE(~CRM, 1.0) == ~fp~LONGDOUBLE(ULTIMATE.start_main_#t~nondet136[31:31], ULTIMATE.start_main_#t~nondet136[30:23], ULTIMATE.start_main_#t~nondet136[22:0])) && ~fp.lt~FLOAT(~fp~LONGDOUBLE(x[31:31], x[30:23], x[22:0]), ~fp~LONGDOUBLE(ULTIMATE.start_main_#t~nondet137[31:31], ULTIMATE.start_main_#t~nondet137[30:23], ULTIMATE.start_main_#t~nondet137[22:0]))) && ~roundNearestTiesToEven == unknown-~CRM-unknown) && (\exists ULTIMATE.start_main_#t~nondet136 : bv32, ULTIMATE.start_main_#t~nondet137 : bv32, ~CRM : FloatRoundingMode :: (~fp.neg~DOUBLE(~fp~LONGDOUBLE(ULTIMATE.start_main_#t~nondet136[31:31], ULTIMATE.start_main_#t~nondet136[30:23], ULTIMATE.start_main_#t~nondet136[22:0])) == ~fp~LONGDOUBLE(ULTIMATE.start_main_#t~nondet137[31:31], ULTIMATE.start_main_#t~nondet137[30:23], ULTIMATE.start_main_#t~nondet137[22:0]) && ~to_fp~LONGDOUBLE(~CRM, 1.0) == ~fp~LONGDOUBLE(ULTIMATE.start_main_#t~nondet136[31:31], ULTIMATE.start_main_#t~nondet136[30:23], ULTIMATE.start_main_#t~nondet136[22:0])) && ~fp.lt~FLOAT(~fp~LONGDOUBLE(x[31:31], x[30:23], x[22:0]), ~fp~LONGDOUBLE(ULTIMATE.start_main_#t~nondet137[31:31], ULTIMATE.start_main_#t~nondet137[30:23], ULTIMATE.start_main_#t~nondet137[22:0])))) || (((~roundNearestTiesToEven == unknown-~CRM-unknown && ((~bvslt32(~bvand32(2147483647bv32, x), 838860800bv32) || !aux-x < -1.0f || x > 1.0f-aux) || !~bvslt32(~bvand32(2147483647bv32, x), 1056964608bv32))) && !(~bvadd64(~bvand32(2147483647bv32, x), 3229614080bv32) == 0bv32)) && (\exists ULTIMATE.start_main_#t~nondet138 : bv32, ~CRM : FloatRoundingMode :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(x[31:31], x[30:23], x[22:0]), ~fp~LONGDOUBLE(ULTIMATE.start_main_#t~nondet138[31:31], ULTIMATE.start_main_#t~nondet138[30:23], ULTIMATE.start_main_#t~nondet138[22:0])) && ~to_fp~LONGDOUBLE(~CRM, 1.0) == ~fp~LONGDOUBLE(ULTIMATE.start_main_#t~nondet138[31:31], ULTIMATE.start_main_#t~nondet138[30:23], ULTIMATE.start_main_#t~nondet138[22:0]))) - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 41]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 59.9s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 46.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 196 SDtfs, 445 SDslu, 698 SDs, 0 SdLazy, 231 SolverSat, 9 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 28.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 109 GetRequests, 64 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 22.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=2, 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, 4 MinimizatonAttempts, 16 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 12 PreInvPairs, 17 NumberOfFragments, 215 HoareAnnotationTreeSize, 12 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 12 FomulaSimplificationsInter, 8 FormulaSimplificationTreeSizeReductionInter, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 4.1s SatisfiabilityAnalysisTime, 8.1s InterpolantComputationTime, 51 NumberOfCodeBlocks, 51 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 94 ConstructedInterpolants, 13 QuantifiedInterpolants, 10581 SizeOfPredicates, 27 NumberOfNonLiveVariables, 363 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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 correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...