./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/sine_1_false-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/sine_1_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4402e33c41c1296b5e4b682ed26fe5ca3b275006 .................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/sine_1_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4402e33c41c1296b5e4b682ed26fe5ca3b275006 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 08:17:16,752 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 08:17:16,753 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 08:17:16,761 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 08:17:16,761 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 08:17:16,762 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 08:17:16,763 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 08:17:16,764 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 08:17:16,765 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 08:17:16,766 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 08:17:16,767 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 08:17:16,767 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 08:17:16,768 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 08:17:16,769 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 08:17:16,770 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 08:17:16,770 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 08:17:16,771 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 08:17:16,772 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 08:17:16,774 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 08:17:16,775 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 08:17:16,776 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 08:17:16,777 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 08:17:16,778 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 08:17:16,779 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 08:17:16,779 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 08:17:16,779 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 08:17:16,781 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 08:17:16,781 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 08:17:16,782 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 08:17:16,783 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 08:17:16,783 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 08:17:16,784 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 08:17:16,784 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 08:17:16,784 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 08:17:16,785 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 08:17:16,785 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 08:17:16,785 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 08:17:16,794 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 08:17:16,794 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 08:17:16,795 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 08:17:16,795 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 08:17:16,796 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 08:17:16,796 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 08:17:16,796 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 08:17:16,796 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 08:17:16,796 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 08:17:16,796 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 08:17:16,797 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 08:17:16,797 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 08:17:16,797 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 08:17:16,797 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 08:17:16,797 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 08:17:16,797 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 08:17:16,797 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 08:17:16,797 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 08:17:16,798 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 08:17:16,798 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 08:17:16,798 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 08:17:16,798 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 08:17:16,798 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 08:17:16,798 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 08:17:16,798 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 08:17:16,799 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 08:17:16,799 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 08:17:16,799 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 08:17:16,799 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 08:17:16,799 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 08:17:16,799 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4402e33c41c1296b5e4b682ed26fe5ca3b275006 [2018-11-23 08:17:16,821 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 08:17:16,828 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 08:17:16,830 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 08:17:16,831 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 08:17:16,831 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 08:17:16,832 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/../../sv-benchmarks/c/floats-cdfpl/sine_1_false-unreach-call_true-termination.i [2018-11-23 08:17:16,867 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/data/8d239a528/ca2197d1ad62406896ac5bab28821b03/FLAG5cf2df0cc [2018-11-23 08:17:17,256 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 08:17:17,256 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/sv-benchmarks/c/floats-cdfpl/sine_1_false-unreach-call_true-termination.i [2018-11-23 08:17:17,259 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/data/8d239a528/ca2197d1ad62406896ac5bab28821b03/FLAG5cf2df0cc [2018-11-23 08:17:17,268 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/data/8d239a528/ca2197d1ad62406896ac5bab28821b03 [2018-11-23 08:17:17,269 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 08:17:17,270 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 08:17:17,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 08:17:17,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 08:17:17,274 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 08:17:17,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:17:17" (1/1) ... [2018-11-23 08:17:17,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4044db79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:17, skipping insertion in model container [2018-11-23 08:17:17,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:17:17" (1/1) ... [2018-11-23 08:17:17,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 08:17:17,294 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 08:17:17,392 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:17:17,395 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 08:17:17,405 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:17:17,413 INFO L195 MainTranslator]: Completed translation [2018-11-23 08:17:17,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:17 WrapperNode [2018-11-23 08:17:17,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 08:17:17,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 08:17:17,414 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 08:17:17,414 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 08:17:17,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:17" (1/1) ... [2018-11-23 08:17:17,425 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:17" (1/1) ... [2018-11-23 08:17:17,430 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 08:17:17,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 08:17:17,431 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 08:17:17,431 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 08:17:17,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:17" (1/1) ... [2018-11-23 08:17:17,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:17" (1/1) ... [2018-11-23 08:17:17,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:17" (1/1) ... [2018-11-23 08:17:17,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:17" (1/1) ... [2018-11-23 08:17:17,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:17" (1/1) ... [2018-11-23 08:17:17,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:17" (1/1) ... [2018-11-23 08:17:17,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:17" (1/1) ... [2018-11-23 08:17:17,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 08:17:17,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 08:17:17,446 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 08:17:17,447 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 08:17:17,447 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/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 [2018-11-23 08:17:17,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 08:17:17,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 08:17:17,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 08:17:17,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 08:17:17,514 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 08:17:17,515 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 08:17:17,604 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 08:17:17,604 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-23 08:17:17,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:17 BoogieIcfgContainer [2018-11-23 08:17:17,605 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 08:17:17,606 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 08:17:17,606 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 08:17:17,608 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 08:17:17,608 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:17:17" (1/3) ... [2018-11-23 08:17:17,609 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fc7acab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:17:17, skipping insertion in model container [2018-11-23 08:17:17,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:17" (2/3) ... [2018-11-23 08:17:17,609 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fc7acab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:17:17, skipping insertion in model container [2018-11-23 08:17:17,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:17" (3/3) ... [2018-11-23 08:17:17,610 INFO L112 eAbstractionObserver]: Analyzing ICFG sine_1_false-unreach-call_true-termination.i [2018-11-23 08:17:17,617 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 08:17:17,621 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 08:17:17,631 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 08:17:17,650 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 08:17:17,651 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 08:17:17,651 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 08:17:17,651 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 08:17:17,651 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 08:17:17,651 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 08:17:17,651 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 08:17:17,651 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 08:17:17,652 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 08:17:17,664 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. [2018-11-23 08:17:17,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-23 08:17:17,667 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:17:17,668 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:17:17,670 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:17:17,674 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:17:17,674 INFO L82 PathProgramCache]: Analyzing trace with hash -2109216782, now seen corresponding path program 1 times [2018-11-23 08:17:17,675 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:17:17,676 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:17:17,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:17:17,705 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:17:17,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:17:17,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 08:17:17,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 08:17:17,744 INFO L469 BasicCegarLoop]: Counterexample might be feasible ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] CALL call ULTIMATE.init(); [?] assume true; [?] RET #16#return; [?] CALL call #t~ret2 := main(); [?] ~IN~0 := #t~nondet1;havoc #t~nondet1;assume 0 != (if ~someBinaryFLOATComparisonOperation(~IN~0, ~someUnaryFLOAToperation(1.57079632679)) && ~someBinaryFLOATComparisonOperation(~IN~0, 1.57079632679) then 1 else 0);~x~0 := ~IN~0;~result~0 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~x~0), 6.0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~x~0), ~x~0), ~x~0), 120.0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), 5040.0)); VAL [main_~IN~0=0.0, main_~x~0=0.0] [?] assume !(~someBinaryDOUBLEComparisonOperation(~result~0, 0.99) && ~someBinaryDOUBLEComparisonOperation(~result~0, ~someUnaryDOUBLEoperation(0.99))); VAL [main_~IN~0=0.0, main_~x~0=0.0] [?] assume !false; VAL [main_~IN~0=0.0, main_~x~0=0.0] [?] CALL call ULTIMATE.init(); [?] ensures true; [?] RET call ULTIMATE.init(); [?] CALL call #t~ret2 := main(); [L6] ~IN~0 := #t~nondet1; [L6] havoc #t~nondet1; [L7] assume 0 != (if ~someBinaryFLOATComparisonOperation(~IN~0, ~someUnaryFLOAToperation(1.57079632679)) && ~someBinaryFLOATComparisonOperation(~IN~0, 1.57079632679) then 1 else 0); [L9] ~x~0 := ~IN~0; [L11] ~result~0 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~x~0), 6.0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~x~0), ~x~0), ~x~0), 120.0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), 5040.0)); VAL [~IN~0=0.0, ~x~0=0.0] [L13-L14] assume !(~someBinaryDOUBLEComparisonOperation(~result~0, 0.99) && ~someBinaryDOUBLEComparisonOperation(~result~0, ~someUnaryDOUBLEoperation(0.99))); VAL [~IN~0=0.0, ~x~0=0.0] [L14] assert false; VAL [~IN~0=0.0, ~x~0=0.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] CALL call ULTIMATE.init(); [?] ensures true; [?] RET call ULTIMATE.init(); [?] CALL call #t~ret2 := main(); [L6] ~IN~0 := #t~nondet1; [L6] havoc #t~nondet1; [L7] assume 0 != (if ~someBinaryFLOATComparisonOperation(~IN~0, ~someUnaryFLOAToperation(1.57079632679)) && ~someBinaryFLOATComparisonOperation(~IN~0, 1.57079632679) then 1 else 0); [L9] ~x~0 := ~IN~0; [L11] ~result~0 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~x~0), 6.0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~x~0), ~x~0), ~x~0), 120.0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), 5040.0)); VAL [~IN~0=0.0, ~x~0=0.0] [L13-L14] assume !(~someBinaryDOUBLEComparisonOperation(~result~0, 0.99) && ~someBinaryDOUBLEComparisonOperation(~result~0, ~someUnaryDOUBLEoperation(0.99))); VAL [~IN~0=0.0, ~x~0=0.0] [L14] assert false; VAL [~IN~0=0.0, ~x~0=0.0] [?] CALL call ULTIMATE.init(); [?] RET call ULTIMATE.init(); [?] CALL call #t~ret2 := main(); [L6] ~IN~0 := #t~nondet1; [L6] havoc #t~nondet1; [L7] assume 0 != (if ~someBinaryFLOATComparisonOperation(~IN~0, ~someUnaryFLOAToperation(1.57079632679)) && ~someBinaryFLOATComparisonOperation(~IN~0, 1.57079632679) then 1 else 0); [L9] ~x~0 := ~IN~0; [L11] ~result~0 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~x~0), 6.0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~x~0), ~x~0), ~x~0), 120.0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), 5040.0)); VAL [~IN~0=0.0, ~x~0=0.0] [L13] COND TRUE !(~someBinaryDOUBLEComparisonOperation(~result~0, 0.99) && ~someBinaryDOUBLEComparisonOperation(~result~0, ~someUnaryDOUBLEoperation(0.99))) VAL [~IN~0=0.0, ~x~0=0.0] [L14] assert false; VAL [~IN~0=0.0, ~x~0=0.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] CALL call ULTIMATE.init(); [?] RET call ULTIMATE.init(); [?] CALL call #t~ret2 := main(); [L6] ~IN~0 := #t~nondet1; [L6] havoc #t~nondet1; [L7] assume 0 != (if ~someBinaryFLOATComparisonOperation(~IN~0, ~someUnaryFLOAToperation(1.57079632679)) && ~someBinaryFLOATComparisonOperation(~IN~0, 1.57079632679) then 1 else 0); [L9] ~x~0 := ~IN~0; [L11] ~result~0 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~x~0), 6.0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~x~0), ~x~0), ~x~0), 120.0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), 5040.0)); VAL [~IN~0=0.0, ~x~0=0.0] [L13] COND TRUE !(~someBinaryDOUBLEComparisonOperation(~result~0, 0.99) && ~someBinaryDOUBLEComparisonOperation(~result~0, ~someUnaryDOUBLEoperation(0.99))) VAL [~IN~0=0.0, ~x~0=0.0] [L14] assert false; VAL [~IN~0=0.0, ~x~0=0.0] [?] CALL call ULTIMATE.init(); [?] RET call ULTIMATE.init(); [?] CALL call #t~ret2 := main(); [L6] ~IN~0 := #t~nondet1; [L6] havoc #t~nondet1; [L7] assume 0 != (if ~someBinaryFLOATComparisonOperation(~IN~0, ~someUnaryFLOAToperation(1.57079632679)) && ~someBinaryFLOATComparisonOperation(~IN~0, 1.57079632679) then 1 else 0); [L9] ~x~0 := ~IN~0; [L11] ~result~0 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~x~0), 6.0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~x~0), ~x~0), ~x~0), 120.0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), 5040.0)); VAL [~IN~0=0.0, ~x~0=0.0] [L13] COND TRUE !(~someBinaryDOUBLEComparisonOperation(~result~0, 0.99) && ~someBinaryDOUBLEComparisonOperation(~result~0, ~someUnaryDOUBLEoperation(0.99))) VAL [~IN~0=0.0, ~x~0=0.0] [L14] assert false; VAL [~IN~0=0.0, ~x~0=0.0] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] CALL call ULTIMATE.init(); [?] RET call ULTIMATE.init(); [?] CALL call #t~ret2 := main(); [L6] ~IN~0 := #t~nondet1; [L6] havoc #t~nondet1; [L7] assume 0 != (if ~someBinaryFLOATComparisonOperation(~IN~0, ~someUnaryFLOAToperation(1.57079632679)) && ~someBinaryFLOATComparisonOperation(~IN~0, 1.57079632679) then 1 else 0); [L9] ~x~0 := ~IN~0; [L11] ~result~0 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~x~0), 6.0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~x~0), ~x~0), ~x~0), 120.0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), 5040.0)); VAL [~IN~0=0.0, ~x~0=0.0] [L13] COND TRUE !(~someBinaryDOUBLEComparisonOperation(~result~0, 0.99) && ~someBinaryDOUBLEComparisonOperation(~result~0, ~someUnaryDOUBLEoperation(0.99))) VAL [~IN~0=0.0, ~x~0=0.0] [L14] assert false; VAL [~IN~0=0.0, ~x~0=0.0] [L6] float IN = __VERIFIER_nondet_float(); [L9] float x = IN; [L11] float result = x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; VAL [IN=0, x=0] [L13] COND TRUE !(result <= 0.99 && result >= -0.99) VAL [IN=0, x=0] [L14] __VERIFIER_error() VAL [IN=0, x=0] ----- [2018-11-23 08:17:17,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:17:17 BoogieIcfgContainer [2018-11-23 08:17:17,761 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 08:17:17,761 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 08:17:17,762 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 08:17:17,762 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 08:17:17,762 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:17" (3/4) ... [2018-11-23 08:17:17,764 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 08:17:17,764 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 08:17:17,765 INFO L168 Benchmark]: Toolchain (without parser) took 494.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -142.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:17:17,766 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:17:17,766 INFO L168 Benchmark]: CACSL2BoogieTranslator took 142.44 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:17:17,767 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.07 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:17:17,768 INFO L168 Benchmark]: Boogie Preprocessor took 15.40 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:17:17,768 INFO L168 Benchmark]: RCFGBuilder took 158.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -166.2 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-11-23 08:17:17,768 INFO L168 Benchmark]: TraceAbstraction took 155.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. [2018-11-23 08:17:17,769 INFO L168 Benchmark]: Witness Printer took 2.83 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:17:17,771 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 142.44 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.07 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.40 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 158.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -166.2 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 155.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. * Witness Printer took 2.83 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 14]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 7, overapproximation of someBinaryDOUBLEComparisonOperation at line 13, overapproximation of someBinaryArithmeticFLOAToperation at line 11. Possible FailurePath: [L6] float IN = __VERIFIER_nondet_float(); [L9] float x = IN; [L11] float result = x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; VAL [IN=0, x=0] [L13] COND TRUE !(result <= 0.99 && result >= -0.99) VAL [IN=0, x=0] [L14] __VERIFIER_error() VAL [IN=0, x=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-23 08:17:19,173 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 08:17:19,175 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 08:17:19,183 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 08:17:19,183 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 08:17:19,184 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 08:17:19,185 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 08:17:19,186 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 08:17:19,187 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 08:17:19,188 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 08:17:19,189 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 08:17:19,189 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 08:17:19,190 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 08:17:19,190 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 08:17:19,191 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 08:17:19,192 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 08:17:19,192 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 08:17:19,193 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 08:17:19,195 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 08:17:19,196 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 08:17:19,197 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 08:17:19,198 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 08:17:19,200 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 08:17:19,200 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 08:17:19,200 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 08:17:19,201 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 08:17:19,202 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 08:17:19,202 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 08:17:19,203 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 08:17:19,203 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 08:17:19,204 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 08:17:19,205 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 08:17:19,205 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 08:17:19,205 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 08:17:19,206 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 08:17:19,207 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 08:17:19,207 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-23 08:17:19,217 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 08:17:19,218 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 08:17:19,219 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 08:17:19,219 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 08:17:19,219 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 08:17:19,220 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 08:17:19,220 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 08:17:19,220 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 08:17:19,220 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 08:17:19,220 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 08:17:19,220 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 08:17:19,220 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 08:17:19,221 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 08:17:19,221 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 08:17:19,221 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 08:17:19,221 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 08:17:19,221 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 08:17:19,221 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 08:17:19,221 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 08:17:19,222 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 08:17:19,222 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 08:17:19,222 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 08:17:19,222 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 08:17:19,222 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 08:17:19,222 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 08:17:19,223 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 08:17:19,223 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 08:17:19,223 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 08:17:19,223 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-23 08:17:19,223 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 08:17:19,223 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 08:17:19,223 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 08:17:19,224 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4402e33c41c1296b5e4b682ed26fe5ca3b275006 [2018-11-23 08:17:19,256 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 08:17:19,266 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 08:17:19,268 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 08:17:19,269 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 08:17:19,270 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 08:17:19,270 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/../../sv-benchmarks/c/floats-cdfpl/sine_1_false-unreach-call_true-termination.i [2018-11-23 08:17:19,315 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/data/2dc1227e5/87bdd3e78bd44c20b144b22be06108f6/FLAG0bf728dbe [2018-11-23 08:17:19,635 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 08:17:19,635 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/sv-benchmarks/c/floats-cdfpl/sine_1_false-unreach-call_true-termination.i [2018-11-23 08:17:19,639 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/data/2dc1227e5/87bdd3e78bd44c20b144b22be06108f6/FLAG0bf728dbe [2018-11-23 08:17:20,077 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/data/2dc1227e5/87bdd3e78bd44c20b144b22be06108f6 [2018-11-23 08:17:20,080 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 08:17:20,080 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 08:17:20,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 08:17:20,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 08:17:20,083 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 08:17:20,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:17:20" (1/1) ... [2018-11-23 08:17:20,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3061af72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:20, skipping insertion in model container [2018-11-23 08:17:20,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:17:20" (1/1) ... [2018-11-23 08:17:20,091 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 08:17:20,103 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 08:17:20,213 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:17:20,217 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 08:17:20,228 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:17:20,238 INFO L195 MainTranslator]: Completed translation [2018-11-23 08:17:20,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:20 WrapperNode [2018-11-23 08:17:20,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 08:17:20,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 08:17:20,239 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 08:17:20,239 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 08:17:20,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:20" (1/1) ... [2018-11-23 08:17:20,248 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:20" (1/1) ... [2018-11-23 08:17:20,252 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 08:17:20,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 08:17:20,253 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 08:17:20,253 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 08:17:20,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:20" (1/1) ... [2018-11-23 08:17:20,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:20" (1/1) ... [2018-11-23 08:17:20,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:20" (1/1) ... [2018-11-23 08:17:20,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:20" (1/1) ... [2018-11-23 08:17:20,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:20" (1/1) ... [2018-11-23 08:17:20,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:20" (1/1) ... [2018-11-23 08:17:20,267 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:20" (1/1) ... [2018-11-23 08:17:20,269 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 08:17:20,269 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 08:17:20,269 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 08:17:20,270 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 08:17:20,270 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/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 [2018-11-23 08:17:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 08:17:20,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 08:17:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 08:17:20,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 08:17:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 08:17:20,353 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 08:17:22,948 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 08:17:22,948 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-23 08:17:22,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:22 BoogieIcfgContainer [2018-11-23 08:17:22,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 08:17:22,949 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 08:17:22,949 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 08:17:22,952 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 08:17:22,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:17:20" (1/3) ... [2018-11-23 08:17:22,953 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65751958 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:17:22, skipping insertion in model container [2018-11-23 08:17:22,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:20" (2/3) ... [2018-11-23 08:17:22,953 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65751958 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:17:22, skipping insertion in model container [2018-11-23 08:17:22,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:22" (3/3) ... [2018-11-23 08:17:22,954 INFO L112 eAbstractionObserver]: Analyzing ICFG sine_1_false-unreach-call_true-termination.i [2018-11-23 08:17:22,960 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 08:17:22,964 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 08:17:22,972 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 08:17:22,994 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 08:17:22,994 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 08:17:22,995 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 08:17:22,995 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 08:17:22,995 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 08:17:22,995 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 08:17:22,995 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 08:17:22,995 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 08:17:22,996 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 08:17:23,006 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. [2018-11-23 08:17:23,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-23 08:17:23,010 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:17:23,011 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:17:23,013 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:17:23,016 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:17:23,016 INFO L82 PathProgramCache]: Analyzing trace with hash -2109216782, now seen corresponding path program 1 times [2018-11-23 08:17:23,019 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 08:17:23,019 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/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 [2018-11-23 08:17:23,023 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:17:25,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 08:20:23,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 08:20:24,251 INFO L469 BasicCegarLoop]: Counterexample might be feasible ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] CALL call ULTIMATE.init(); [?] assume true; [?] RET #16#return; [?] CALL call #t~ret2 := main(); [?] ~IN~0 := #t~nondet1;havoc #t~nondet1;assume 0bv32 != (if ~fp.gt~FLOAT(~IN~0, ~fp.neg~FLOAT(~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679))) && ~fp.lt~FLOAT(~IN~0, ~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679)) then 1bv32 else 0bv32);~x~0 := ~IN~0;~result~0 := ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~x~0, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 6.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 120.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 5040.0))); VAL [main_~IN~0=(fp #b1 #b01111111 #b01111110110101110100110), main_~result~0=(fp #b1 #b01111111 #b00000000111100101001100), main_~x~0=(fp #b1 #b01111111 #b01111110110101110100110)] [?] assume !(~fp.leq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)) && ~fp.geq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~fp.neg~DOUBLE(~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)))); VAL [main_~IN~0=(fp #b1 #b01111111 #b01111110110101110100110), main_~result~0=(fp #b1 #b01111111 #b00000000111100101001100), main_~x~0=(fp #b1 #b01111111 #b01111110110101110100110)] [?] assume !false; VAL [main_~IN~0=(fp #b1 #b01111111 #b01111110110101110100110), main_~result~0=(fp #b1 #b01111111 #b00000000111100101001100), main_~x~0=(fp #b1 #b01111111 #b01111110110101110100110)] [?] CALL call ULTIMATE.init(); [?] ensures true; [?] RET call ULTIMATE.init(); [?] CALL call #t~ret2 := main(); [L6] ~IN~0 := #t~nondet1; [L6] havoc #t~nondet1; [L7] assume 0bv32 != (if ~fp.gt~FLOAT(~IN~0, ~fp.neg~FLOAT(~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679))) && ~fp.lt~FLOAT(~IN~0, ~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679)) then 1bv32 else 0bv32); [L9] ~x~0 := ~IN~0; [L11] ~result~0 := ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~x~0, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 6.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 120.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 5040.0))); VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L13-L14] assume !(~fp.leq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)) && ~fp.geq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~fp.neg~DOUBLE(~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)))); VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L14] assert false; VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] CALL call ULTIMATE.init(); [?] ensures true; [?] RET call ULTIMATE.init(); [?] CALL call #t~ret2 := main(); [L6] ~IN~0 := #t~nondet1; [L6] havoc #t~nondet1; [L7] assume 0bv32 != (if ~fp.gt~FLOAT(~IN~0, ~fp.neg~FLOAT(~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679))) && ~fp.lt~FLOAT(~IN~0, ~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679)) then 1bv32 else 0bv32); [L9] ~x~0 := ~IN~0; [L11] ~result~0 := ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~x~0, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 6.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 120.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 5040.0))); VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L13-L14] assume !(~fp.leq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)) && ~fp.geq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~fp.neg~DOUBLE(~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)))); VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L14] assert false; VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [?] CALL call ULTIMATE.init(); [?] RET call ULTIMATE.init(); [?] CALL call #t~ret2 := main(); [L6] ~IN~0 := #t~nondet1; [L6] havoc #t~nondet1; [L7] assume 0bv32 != (if ~fp.gt~FLOAT(~IN~0, ~fp.neg~FLOAT(~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679))) && ~fp.lt~FLOAT(~IN~0, ~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679)) then 1bv32 else 0bv32); [L9] ~x~0 := ~IN~0; [L11] ~result~0 := ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~x~0, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 6.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 120.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 5040.0))); VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L13] COND TRUE !(~fp.leq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)) && ~fp.geq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~fp.neg~DOUBLE(~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)))) VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L14] assert false; VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] CALL call ULTIMATE.init(); [?] RET call ULTIMATE.init(); [?] CALL call #t~ret2 := main(); [L6] ~IN~0 := #t~nondet1; [L6] havoc #t~nondet1; [L7] assume 0bv32 != (if ~fp.gt~FLOAT(~IN~0, ~fp.neg~FLOAT(~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679))) && ~fp.lt~FLOAT(~IN~0, ~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679)) then 1bv32 else 0bv32); [L9] ~x~0 := ~IN~0; [L11] ~result~0 := ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~x~0, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 6.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 120.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 5040.0))); VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L13] COND TRUE !(~fp.leq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)) && ~fp.geq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~fp.neg~DOUBLE(~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)))) VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L14] assert false; VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [?] CALL call ULTIMATE.init(); [?] RET call ULTIMATE.init(); [?] CALL call #t~ret2 := main(); [L6] ~IN~0 := #t~nondet1; [L6] havoc #t~nondet1; [L7] assume 0bv32 != (if ~fp.gt~FLOAT(~IN~0, ~fp.neg~FLOAT(~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679))) && ~fp.lt~FLOAT(~IN~0, ~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679)) then 1bv32 else 0bv32); [L9] ~x~0 := ~IN~0; [L11] ~result~0 := ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~x~0, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 6.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 120.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 5040.0))); VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L13] COND TRUE !(~fp.leq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)) && ~fp.geq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~fp.neg~DOUBLE(~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)))) VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L14] assert false; VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] CALL call ULTIMATE.init(); [?] RET call ULTIMATE.init(); [?] CALL call #t~ret2 := main(); [L6] ~IN~0 := #t~nondet1; [L6] havoc #t~nondet1; [L7] assume 0bv32 != (if ~fp.gt~FLOAT(~IN~0, ~fp.neg~FLOAT(~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679))) && ~fp.lt~FLOAT(~IN~0, ~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679)) then 1bv32 else 0bv32); [L9] ~x~0 := ~IN~0; [L11] ~result~0 := ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~x~0, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 6.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 120.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 5040.0))); VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L13] COND TRUE !(~fp.leq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)) && ~fp.geq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~fp.neg~DOUBLE(~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)))) VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L14] assert false; VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L6] float IN = __VERIFIER_nondet_float(); [L9] float x = IN; [L11] float result = x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; VAL [IN=-1.4954726696014404, result=-1.0037016868591309, x=-1.4954726696014404] [L13] COND TRUE !(result <= 0.99 && result >= -0.99) VAL [IN=-1.4954726696014404, result=-1.0037016868591309, x=-1.4954726696014404] [L14] __VERIFIER_error() VAL [IN=-1.4954726696014404, result=-1.0037016868591309, x=-1.4954726696014404] ----- [2018-11-23 08:20:24,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:20:24 BoogieIcfgContainer [2018-11-23 08:20:24,273 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 08:20:24,274 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 08:20:24,274 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 08:20:24,274 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 08:20:24,275 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:22" (3/4) ... [2018-11-23 08:20:24,276 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] CALL call ULTIMATE.init(); [?] assume true; [?] RET #16#return; [?] CALL call #t~ret2 := main(); [?] ~IN~0 := #t~nondet1;havoc #t~nondet1;assume 0bv32 != (if ~fp.gt~FLOAT(~IN~0, ~fp.neg~FLOAT(~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679))) && ~fp.lt~FLOAT(~IN~0, ~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679)) then 1bv32 else 0bv32);~x~0 := ~IN~0;~result~0 := ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~x~0, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 6.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 120.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 5040.0))); VAL [main_~IN~0=(fp #b1 #b01111111 #b01111110110101110100110), main_~result~0=(fp #b1 #b01111111 #b00000000111100101001100), main_~x~0=(fp #b1 #b01111111 #b01111110110101110100110)] [?] assume !(~fp.leq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)) && ~fp.geq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~fp.neg~DOUBLE(~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)))); VAL [main_~IN~0=(fp #b1 #b01111111 #b01111110110101110100110), main_~result~0=(fp #b1 #b01111111 #b00000000111100101001100), main_~x~0=(fp #b1 #b01111111 #b01111110110101110100110)] [?] assume !false; VAL [main_~IN~0=(fp #b1 #b01111111 #b01111110110101110100110), main_~result~0=(fp #b1 #b01111111 #b00000000111100101001100), main_~x~0=(fp #b1 #b01111111 #b01111110110101110100110)] [?] CALL call ULTIMATE.init(); [?] ensures true; [?] RET call ULTIMATE.init(); [?] CALL call #t~ret2 := main(); [L6] ~IN~0 := #t~nondet1; [L6] havoc #t~nondet1; [L7] assume 0bv32 != (if ~fp.gt~FLOAT(~IN~0, ~fp.neg~FLOAT(~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679))) && ~fp.lt~FLOAT(~IN~0, ~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679)) then 1bv32 else 0bv32); [L9] ~x~0 := ~IN~0; [L11] ~result~0 := ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~x~0, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 6.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 120.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 5040.0))); VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L13-L14] assume !(~fp.leq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)) && ~fp.geq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~fp.neg~DOUBLE(~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)))); VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L14] assert false; VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] CALL call ULTIMATE.init(); [?] ensures true; [?] RET call ULTIMATE.init(); [?] CALL call #t~ret2 := main(); [L6] ~IN~0 := #t~nondet1; [L6] havoc #t~nondet1; [L7] assume 0bv32 != (if ~fp.gt~FLOAT(~IN~0, ~fp.neg~FLOAT(~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679))) && ~fp.lt~FLOAT(~IN~0, ~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679)) then 1bv32 else 0bv32); [L9] ~x~0 := ~IN~0; [L11] ~result~0 := ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~x~0, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 6.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 120.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 5040.0))); VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L13-L14] assume !(~fp.leq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)) && ~fp.geq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~fp.neg~DOUBLE(~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)))); VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L14] assert false; VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [?] CALL call ULTIMATE.init(); [?] RET call ULTIMATE.init(); [?] CALL call #t~ret2 := main(); [L6] ~IN~0 := #t~nondet1; [L6] havoc #t~nondet1; [L7] assume 0bv32 != (if ~fp.gt~FLOAT(~IN~0, ~fp.neg~FLOAT(~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679))) && ~fp.lt~FLOAT(~IN~0, ~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679)) then 1bv32 else 0bv32); [L9] ~x~0 := ~IN~0; [L11] ~result~0 := ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~x~0, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 6.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 120.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 5040.0))); VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L13] COND TRUE !(~fp.leq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)) && ~fp.geq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~fp.neg~DOUBLE(~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)))) VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L14] assert false; VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] CALL call ULTIMATE.init(); [?] RET call ULTIMATE.init(); [?] CALL call #t~ret2 := main(); [L6] ~IN~0 := #t~nondet1; [L6] havoc #t~nondet1; [L7] assume 0bv32 != (if ~fp.gt~FLOAT(~IN~0, ~fp.neg~FLOAT(~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679))) && ~fp.lt~FLOAT(~IN~0, ~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679)) then 1bv32 else 0bv32); [L9] ~x~0 := ~IN~0; [L11] ~result~0 := ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~x~0, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 6.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 120.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 5040.0))); VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L13] COND TRUE !(~fp.leq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)) && ~fp.geq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~fp.neg~DOUBLE(~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)))) VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L14] assert false; VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [?] CALL call ULTIMATE.init(); [?] RET call ULTIMATE.init(); [?] CALL call #t~ret2 := main(); [L6] ~IN~0 := #t~nondet1; [L6] havoc #t~nondet1; [L7] assume 0bv32 != (if ~fp.gt~FLOAT(~IN~0, ~fp.neg~FLOAT(~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679))) && ~fp.lt~FLOAT(~IN~0, ~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679)) then 1bv32 else 0bv32); [L9] ~x~0 := ~IN~0; [L11] ~result~0 := ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~x~0, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 6.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 120.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 5040.0))); VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L13] COND TRUE !(~fp.leq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)) && ~fp.geq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~fp.neg~DOUBLE(~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)))) VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L14] assert false; VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] CALL call ULTIMATE.init(); [?] RET call ULTIMATE.init(); [?] CALL call #t~ret2 := main(); [L6] ~IN~0 := #t~nondet1; [L6] havoc #t~nondet1; [L7] assume 0bv32 != (if ~fp.gt~FLOAT(~IN~0, ~fp.neg~FLOAT(~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679))) && ~fp.lt~FLOAT(~IN~0, ~to_fp~FLOAT(~roundNearestTiesToEven, 1.57079632679)) then 1bv32 else 0bv32); [L9] ~x~0 := ~IN~0; [L11] ~result~0 := ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~x~0, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 6.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 120.0))), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~x~0, ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~x~0), ~to_fp~FLOAT(~roundNearestTiesToEven, 5040.0))); VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L13] COND TRUE !(~fp.leq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)) && ~fp.geq~DOUBLE(~convertFLOATToDOUBLE(~roundNearestTiesToEven, ~result~0), ~fp.neg~DOUBLE(~to_fp~DOUBLE(~roundNearestTiesToEven, 0.99)))) VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L14] assert false; VAL [~IN~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23), ~result~0=~fp~LONGDOUBLE(1bv1, 127bv8, 31052bv23), ~x~0=~fp~LONGDOUBLE(1bv1, 127bv8, 4156326bv23)] [L6] float IN = __VERIFIER_nondet_float(); [L9] float x = IN; [L11] float result = x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; VAL [IN=-1.4954726696014404, result=-1.0037016868591309, x=-1.4954726696014404] [L13] COND TRUE !(result <= 0.99 && result >= -0.99) VAL [IN=-1.4954726696014404, result=-1.0037016868591309, x=-1.4954726696014404] [L14] __VERIFIER_error() VAL [IN=-1.4954726696014404, result=-1.0037016868591309, x=-1.4954726696014404] ----- [2018-11-23 08:20:24,308 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9315fc82-ed02-4713-846e-1f7a48947f21/bin-2019/uautomizer/witness.graphml [2018-11-23 08:20:24,308 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 08:20:24,309 INFO L168 Benchmark]: Toolchain (without parser) took 184228.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -145.2 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. [2018-11-23 08:20:24,310 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:20:24,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 157.98 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:20:24,311 INFO L168 Benchmark]: Boogie Procedure Inliner took 13.42 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 08:20:24,311 INFO L168 Benchmark]: Boogie Preprocessor took 16.41 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:20:24,311 INFO L168 Benchmark]: RCFGBuilder took 2679.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -192.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2018-11-23 08:20:24,312 INFO L168 Benchmark]: TraceAbstraction took 181324.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-23 08:20:24,312 INFO L168 Benchmark]: Witness Printer took 34.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-11-23 08:20:24,314 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 157.98 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 13.42 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.41 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2679.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -192.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 181324.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Witness Printer took 34.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 14]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L6] float IN = __VERIFIER_nondet_float(); [L9] float x = IN; [L11] float result = x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; VAL [IN=-1.4954726696014404, result=-1.0037016868591309, x=-1.4954726696014404] [L13] COND TRUE !(result <= 0.99 && result >= -0.99) VAL [IN=-1.4954726696014404, result=-1.0037016868591309, x=-1.4954726696014404] [L14] __VERIFIER_error() VAL [IN=-1.4954726696014404, result=-1.0037016868591309, x=-1.4954726696014404] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. UNSAFE Result, 181.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...