./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/sine_3_false-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/sine_3_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/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 efc3beffa131f51d6103293c64eabba4e9dcb6a3 ......................................................................................................................................................................................................................................... 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_f7f0c537-94bf-4421-bda2-fceb801d36ae/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/sine_3_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/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 efc3beffa131f51d6103293c64eabba4e9dcb6a3 ................................................................................................................................................................................................................................ 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 0.1.23-0cd3be1 [2018-11-28 11:41:13,724 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:41:13,725 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:41:13,732 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:41:13,733 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:41:13,733 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:41:13,734 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:41:13,735 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:41:13,736 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:41:13,737 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:41:13,737 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:41:13,738 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:41:13,738 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:41:13,739 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:41:13,740 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:41:13,740 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:41:13,741 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:41:13,742 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:41:13,743 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:41:13,744 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:41:13,745 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:41:13,746 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:41:13,748 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:41:13,748 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:41:13,748 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:41:13,748 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:41:13,749 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:41:13,750 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:41:13,750 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:41:13,751 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:41:13,751 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:41:13,752 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:41:13,752 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:41:13,752 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:41:13,753 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:41:13,753 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:41:13,753 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 11:41:13,763 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:41:13,763 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:41:13,764 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 11:41:13,764 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 11:41:13,764 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:41:13,764 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:41:13,764 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:41:13,765 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:41:13,765 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 11:41:13,765 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 11:41:13,765 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 11:41:13,765 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:41:13,765 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 11:41:13,765 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 11:41:13,765 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 11:41:13,766 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 11:41:13,766 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 11:41:13,766 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:41:13,766 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 11:41:13,766 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:41:13,766 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:41:13,766 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 11:41:13,767 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 11:41:13,767 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:41:13,767 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:41:13,767 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 11:41:13,767 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 11:41:13,767 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 11:41:13,767 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 11:41:13,768 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 11:41:13,768 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_f7f0c537-94bf-4421-bda2-fceb801d36ae/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 -> efc3beffa131f51d6103293c64eabba4e9dcb6a3 [2018-11-28 11:41:13,794 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:41:13,803 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:41:13,806 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:41:13,807 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:41:13,807 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:41:13,807 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/bin-2019/uautomizer/../../sv-benchmarks/c/floats-cdfpl/sine_3_false-unreach-call_true-termination.i [2018-11-28 11:41:13,851 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/bin-2019/uautomizer/data/4792c78c7/ab894658bd5c48759e2cc37e7bcd86cd/FLAGa0d047f2b [2018-11-28 11:41:14,249 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:41:14,250 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/sv-benchmarks/c/floats-cdfpl/sine_3_false-unreach-call_true-termination.i [2018-11-28 11:41:14,253 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/bin-2019/uautomizer/data/4792c78c7/ab894658bd5c48759e2cc37e7bcd86cd/FLAGa0d047f2b [2018-11-28 11:41:14,263 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/bin-2019/uautomizer/data/4792c78c7/ab894658bd5c48759e2cc37e7bcd86cd [2018-11-28 11:41:14,264 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:41:14,265 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 11:41:14,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:41:14,266 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:41:14,268 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:41:14,268 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:41:14" (1/1) ... [2018-11-28 11:41:14,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@261ff106 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:14, skipping insertion in model container [2018-11-28 11:41:14,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:41:14" (1/1) ... [2018-11-28 11:41:14,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:41:14,284 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:41:14,379 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:41:14,382 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:41:14,392 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:41:14,400 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:41:14,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:14 WrapperNode [2018-11-28 11:41:14,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:41:14,401 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 11:41:14,401 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 11:41:14,401 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 11:41:14,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:14" (1/1) ... [2018-11-28 11:41:14,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:14" (1/1) ... [2018-11-28 11:41:14,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 11:41:14,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:41:14,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:41:14,414 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:41:14,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:14" (1/1) ... [2018-11-28 11:41:14,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:14" (1/1) ... [2018-11-28 11:41:14,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:14" (1/1) ... [2018-11-28 11:41:14,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:14" (1/1) ... [2018-11-28 11:41:14,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:14" (1/1) ... [2018-11-28 11:41:14,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:14" (1/1) ... [2018-11-28 11:41:14,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:14" (1/1) ... [2018-11-28 11:41:14,425 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:41:14,425 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:41:14,426 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:41:14,426 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:41:14,426 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/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 [2018-11-28 11:41:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 11:41:14,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 11:41:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:41:14,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:41:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 11:41:14,513 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 11:41:14,598 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:41:14,598 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-28 11:41:14,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:41:14 BoogieIcfgContainer [2018-11-28 11:41:14,598 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:41:14,599 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 11:41:14,599 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 11:41:14,601 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 11:41:14,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:41:14" (1/3) ... [2018-11-28 11:41:14,602 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f0d2094 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:41:14, skipping insertion in model container [2018-11-28 11:41:14,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:14" (2/3) ... [2018-11-28 11:41:14,602 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f0d2094 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:41:14, skipping insertion in model container [2018-11-28 11:41:14,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:41:14" (3/3) ... [2018-11-28 11:41:14,604 INFO L112 eAbstractionObserver]: Analyzing ICFG sine_3_false-unreach-call_true-termination.i [2018-11-28 11:41:14,611 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 11:41:14,615 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 11:41:14,628 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 11:41:14,652 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:41:14,653 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 11:41:14,653 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 11:41:14,653 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 11:41:14,653 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:41:14,654 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:41:14,654 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 11:41:14,654 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:41:14,654 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 11:41:14,667 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. [2018-11-28 11:41:14,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-28 11:41:14,671 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:41:14,671 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:41:14,673 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:41:14,678 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:41:14,678 INFO L82 PathProgramCache]: Analyzing trace with hash -2109216782, now seen corresponding path program 1 times [2018-11-28 11:41:14,680 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:41:14,680 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:41:14,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:41:14,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:41:14,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:41:14,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:41:14,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:41:14,765 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 11:41:14,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:41:14 BoogieIcfgContainer [2018-11-28 11:41:14,779 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 11:41:14,780 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 11:41:14,780 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 11:41:14,780 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 11:41:14,780 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:41:14" (3/4) ... [2018-11-28 11:41:14,783 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 11:41:14,783 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 11:41:14,783 INFO L168 Benchmark]: Toolchain (without parser) took 518.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 958.7 MB in the beginning and 1.1 GB in the end (delta: -147.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:41:14,784 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:41:14,785 INFO L168 Benchmark]: CACSL2BoogieTranslator took 135.34 ms. Allocated memory is still 1.0 GB. Free memory was 958.7 MB in the beginning and 947.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 11:41:14,786 INFO L168 Benchmark]: Boogie Procedure Inliner took 12.44 ms. Allocated memory is still 1.0 GB. Free memory is still 947.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:41:14,786 INFO L168 Benchmark]: Boogie Preprocessor took 11.42 ms. Allocated memory is still 1.0 GB. Free memory is still 947.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:41:14,786 INFO L168 Benchmark]: RCFGBuilder took 173.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -171.7 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-11-28 11:41:14,787 INFO L168 Benchmark]: TraceAbstraction took 180.20 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: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. [2018-11-28 11:41:14,788 INFO L168 Benchmark]: Witness Printer took 3.21 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. [2018-11-28 11:41:14,790 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 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 135.34 ms. Allocated memory is still 1.0 GB. Free memory was 958.7 MB in the beginning and 947.9 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 12.44 ms. Allocated memory is still 1.0 GB. Free memory is still 947.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.42 ms. Allocated memory is still 1.0 GB. Free memory is still 947.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 173.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -171.7 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 180.20 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: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. * Witness Printer took 3.21 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 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 <= 1.001f && result >= -1.001f) 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 0.1.23-0cd3be1 [2018-11-28 11:41:16,201 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:41:16,202 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:41:16,209 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:41:16,209 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:41:16,210 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:41:16,211 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:41:16,212 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:41:16,213 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:41:16,213 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:41:16,214 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:41:16,214 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:41:16,215 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:41:16,215 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:41:16,216 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:41:16,217 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:41:16,218 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:41:16,219 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:41:16,220 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:41:16,221 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:41:16,222 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:41:16,223 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:41:16,225 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:41:16,225 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:41:16,225 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:41:16,226 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:41:16,227 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:41:16,228 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:41:16,229 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:41:16,229 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:41:16,229 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:41:16,230 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:41:16,230 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:41:16,230 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:41:16,231 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:41:16,232 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:41:16,232 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 11:41:16,243 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:41:16,243 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:41:16,244 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 11:41:16,244 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 11:41:16,244 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:41:16,244 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:41:16,245 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:41:16,245 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:41:16,245 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 11:41:16,245 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 11:41:16,245 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:41:16,245 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 11:41:16,245 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 11:41:16,245 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 11:41:16,245 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 11:41:16,245 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 11:41:16,246 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 11:41:16,246 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 11:41:16,246 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:41:16,246 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 11:41:16,246 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:41:16,246 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:41:16,246 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 11:41:16,247 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 11:41:16,247 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:41:16,247 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:41:16,247 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 11:41:16,247 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 11:41:16,247 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 11:41:16,249 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 11:41:16,249 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 11:41:16,249 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 11:41:16,249 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_f7f0c537-94bf-4421-bda2-fceb801d36ae/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 -> efc3beffa131f51d6103293c64eabba4e9dcb6a3 [2018-11-28 11:41:16,273 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:41:16,281 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:41:16,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:41:16,284 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:41:16,284 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:41:16,285 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/bin-2019/uautomizer/../../sv-benchmarks/c/floats-cdfpl/sine_3_false-unreach-call_true-termination.i [2018-11-28 11:41:16,321 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/bin-2019/uautomizer/data/0316e0e10/ea180c616c5c405a8850f5269ce1dd07/FLAG662eef30a [2018-11-28 11:41:16,641 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:41:16,641 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/sv-benchmarks/c/floats-cdfpl/sine_3_false-unreach-call_true-termination.i [2018-11-28 11:41:16,644 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/bin-2019/uautomizer/data/0316e0e10/ea180c616c5c405a8850f5269ce1dd07/FLAG662eef30a [2018-11-28 11:41:17,077 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/bin-2019/uautomizer/data/0316e0e10/ea180c616c5c405a8850f5269ce1dd07 [2018-11-28 11:41:17,080 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:41:17,081 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 11:41:17,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:41:17,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:41:17,085 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:41:17,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:41:17" (1/1) ... [2018-11-28 11:41:17,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ca1d946 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:17, skipping insertion in model container [2018-11-28 11:41:17,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:41:17" (1/1) ... [2018-11-28 11:41:17,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:41:17,106 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:41:17,215 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:41:17,220 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:41:17,233 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:41:17,243 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:41:17,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:17 WrapperNode [2018-11-28 11:41:17,243 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:41:17,244 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 11:41:17,244 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 11:41:17,244 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 11:41:17,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:17" (1/1) ... [2018-11-28 11:41:17,255 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:17" (1/1) ... [2018-11-28 11:41:17,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 11:41:17,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:41:17,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:41:17,261 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:41:17,269 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:17" (1/1) ... [2018-11-28 11:41:17,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:17" (1/1) ... [2018-11-28 11:41:17,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:17" (1/1) ... [2018-11-28 11:41:17,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:17" (1/1) ... [2018-11-28 11:41:17,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:17" (1/1) ... [2018-11-28 11:41:17,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:17" (1/1) ... [2018-11-28 11:41:17,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:17" (1/1) ... [2018-11-28 11:41:17,279 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:41:17,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:41:17,279 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:41:17,280 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:41:17,281 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/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 [2018-11-28 11:41:17,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 11:41:17,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 11:41:17,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:41:17,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:41:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 11:41:17,356 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 11:41:19,841 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:41:19,841 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-28 11:41:19,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:41:19 BoogieIcfgContainer [2018-11-28 11:41:19,842 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:41:19,843 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 11:41:19,843 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 11:41:19,845 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 11:41:19,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:41:17" (1/3) ... [2018-11-28 11:41:19,846 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72ad5ed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:41:19, skipping insertion in model container [2018-11-28 11:41:19,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:41:17" (2/3) ... [2018-11-28 11:41:19,847 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72ad5ed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:41:19, skipping insertion in model container [2018-11-28 11:41:19,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:41:19" (3/3) ... [2018-11-28 11:41:19,849 INFO L112 eAbstractionObserver]: Analyzing ICFG sine_3_false-unreach-call_true-termination.i [2018-11-28 11:41:19,854 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 11:41:19,858 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 11:41:19,867 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 11:41:19,885 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:41:19,885 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 11:41:19,885 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 11:41:19,885 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 11:41:19,886 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:41:19,886 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:41:19,886 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 11:41:19,886 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:41:19,886 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 11:41:19,900 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. [2018-11-28 11:41:19,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-28 11:41:19,904 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:41:19,905 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:41:19,906 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:41:19,911 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:41:19,911 INFO L82 PathProgramCache]: Analyzing trace with hash -2109216782, now seen corresponding path program 1 times [2018-11-28 11:41:19,914 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 11:41:19,914 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/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 [2018-11-28 11:41:19,918 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:46:24,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:47:20,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:47:20,282 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 11:47:20,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:47:20 BoogieIcfgContainer [2018-11-28 11:47:20,301 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 11:47:20,301 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 11:47:20,301 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 11:47:20,301 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 11:47:20,302 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:41:19" (3/4) ... [2018-11-28 11:47:20,303 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-28 11:47:20,329 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f7f0c537-94bf-4421-bda2-fceb801d36ae/bin-2019/uautomizer/witness.graphml [2018-11-28 11:47:20,329 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 11:47:20,330 INFO L168 Benchmark]: Toolchain (without parser) took 363249.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -136.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:47:20,331 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:47:20,331 INFO L168 Benchmark]: CACSL2BoogieTranslator took 161.70 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 931.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 11:47:20,331 INFO L168 Benchmark]: Boogie Procedure Inliner took 16.24 ms. Allocated memory is still 1.0 GB. Free memory is still 931.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:47:20,332 INFO L168 Benchmark]: Boogie Preprocessor took 18.74 ms. Allocated memory is still 1.0 GB. Free memory was 931.3 MB in the beginning and 925.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-28 11:47:20,332 INFO L168 Benchmark]: RCFGBuilder took 2562.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -183.3 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. [2018-11-28 11:47:20,333 INFO L168 Benchmark]: TraceAbstraction took 360458.20 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: 30.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. [2018-11-28 11:47:20,333 INFO L168 Benchmark]: Witness Printer took 28.21 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. [2018-11-28 11:47:20,335 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 161.70 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 931.3 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 16.24 ms. Allocated memory is still 1.0 GB. Free memory is still 931.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.74 ms. Allocated memory is still 1.0 GB. Free memory was 931.3 MB in the beginning and 925.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2562.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -183.3 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 360458.20 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: 30.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. * Witness Printer took 28.21 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: - 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=1.4788596630096436, result=1.0018242597579956, x=1.4788596630096436] [L13] COND TRUE !(result <= 1.001f && result >= -1.001f) VAL [IN=1.4788596630096436, result=1.0018242597579956, x=1.4788596630096436] [L14] __VERIFIER_error() VAL [IN=1.4788596630096436, result=1.0018242597579956, x=1.4788596630096436] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. UNSAFE Result, 360.4s 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, 305.0s 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 proved your program to be incorrect! Received shutdown request...