./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 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/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_f20e41d4-e475-4063-b3b6-a9b34fb35b24/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/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_f20e41d4-e475-4063-b3b6-a9b34fb35b24/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/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_f20e41d4-e475-4063-b3b6-a9b34fb35b24/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/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 0.1.23-635dfa2 [2018-12-02 01:19:55,008 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 01:19:55,009 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 01:19:55,015 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 01:19:55,015 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 01:19:55,016 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 01:19:55,016 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 01:19:55,017 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 01:19:55,018 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 01:19:55,018 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 01:19:55,019 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 01:19:55,019 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 01:19:55,019 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 01:19:55,020 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 01:19:55,020 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 01:19:55,021 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 01:19:55,021 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 01:19:55,022 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 01:19:55,023 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 01:19:55,024 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 01:19:55,024 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 01:19:55,025 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 01:19:55,026 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 01:19:55,026 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 01:19:55,026 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 01:19:55,026 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 01:19:55,027 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 01:19:55,027 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 01:19:55,028 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 01:19:55,028 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 01:19:55,029 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 01:19:55,029 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 01:19:55,029 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 01:19:55,029 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 01:19:55,030 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 01:19:55,030 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 01:19:55,030 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-02 01:19:55,037 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 01:19:55,037 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 01:19:55,037 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 01:19:55,038 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 01:19:55,038 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 01:19:55,038 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 01:19:55,038 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 01:19:55,038 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 01:19:55,038 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 01:19:55,038 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 01:19:55,038 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 01:19:55,038 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 01:19:55,039 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 01:19:55,039 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 01:19:55,039 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 01:19:55,039 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 01:19:55,039 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 01:19:55,039 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 01:19:55,039 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 01:19:55,039 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 01:19:55,039 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 01:19:55,039 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 01:19:55,039 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 01:19:55,040 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 01:19:55,040 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 01:19:55,040 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 01:19:55,040 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 01:19:55,040 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 01:19:55,040 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 01:19:55,040 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 01:19:55,040 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_f20e41d4-e475-4063-b3b6-a9b34fb35b24/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 [2018-12-02 01:19:55,057 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 01:19:55,064 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 01:19:55,066 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 01:19:55,067 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 01:19:55,067 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 01:19:55,067 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/bin-2019/uautomizer/../../sv-benchmarks/c/floats-cdfpl/sine_3_false-unreach-call_true-termination.i [2018-12-02 01:19:55,101 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/bin-2019/uautomizer/data/0f81244f2/9e2ddcc8c08d4ac9b1b73e7ee1dfe011/FLAG46c588866 [2018-12-02 01:19:55,512 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 01:19:55,512 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/sv-benchmarks/c/floats-cdfpl/sine_3_false-unreach-call_true-termination.i [2018-12-02 01:19:55,516 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/bin-2019/uautomizer/data/0f81244f2/9e2ddcc8c08d4ac9b1b73e7ee1dfe011/FLAG46c588866 [2018-12-02 01:19:55,524 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/bin-2019/uautomizer/data/0f81244f2/9e2ddcc8c08d4ac9b1b73e7ee1dfe011 [2018-12-02 01:19:55,526 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 01:19:55,526 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 01:19:55,527 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 01:19:55,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 01:19:55,529 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 01:19:55,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:19:55" (1/1) ... [2018-12-02 01:19:55,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dd63051 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:55, skipping insertion in model container [2018-12-02 01:19:55,531 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:19:55" (1/1) ... [2018-12-02 01:19:55,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 01:19:55,544 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 01:19:55,629 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:19:55,632 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 01:19:55,641 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:19:55,649 INFO L195 MainTranslator]: Completed translation [2018-12-02 01:19:55,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:55 WrapperNode [2018-12-02 01:19:55,649 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 01:19:55,649 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 01:19:55,650 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 01:19:55,650 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 01:19:55,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:55" (1/1) ... [2018-12-02 01:19:55,657 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:55" (1/1) ... [2018-12-02 01:19:55,661 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 01:19:55,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 01:19:55,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 01:19:55,661 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 01:19:55,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:55" (1/1) ... [2018-12-02 01:19:55,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:55" (1/1) ... [2018-12-02 01:19:55,666 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:55" (1/1) ... [2018-12-02 01:19:55,666 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:55" (1/1) ... [2018-12-02 01:19:55,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:55" (1/1) ... [2018-12-02 01:19:55,670 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:55" (1/1) ... [2018-12-02 01:19:55,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:55" (1/1) ... [2018-12-02 01:19:55,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 01:19:55,671 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 01:19:55,671 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 01:19:55,671 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 01:19:55,672 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/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 [2018-12-02 01:19:55,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 01:19:55,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 01:19:55,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 01:19:55,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 01:19:55,731 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 01:19:55,731 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 01:19:55,799 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 01:19:55,799 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-02 01:19:55,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:19:55 BoogieIcfgContainer [2018-12-02 01:19:55,799 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 01:19:55,800 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 01:19:55,800 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 01:19:55,802 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 01:19:55,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:19:55" (1/3) ... [2018-12-02 01:19:55,802 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6448928c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:19:55, skipping insertion in model container [2018-12-02 01:19:55,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:55" (2/3) ... [2018-12-02 01:19:55,803 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6448928c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:19:55, skipping insertion in model container [2018-12-02 01:19:55,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:19:55" (3/3) ... [2018-12-02 01:19:55,804 INFO L112 eAbstractionObserver]: Analyzing ICFG sine_3_false-unreach-call_true-termination.i [2018-12-02 01:19:55,809 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 01:19:55,813 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 01:19:55,823 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 01:19:55,842 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 01:19:55,842 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 01:19:55,842 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 01:19:55,843 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 01:19:55,843 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 01:19:55,843 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 01:19:55,843 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 01:19:55,843 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 01:19:55,843 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 01:19:55,852 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. [2018-12-02 01:19:55,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 01:19:55,855 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 01:19:55,856 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-02 01:19:55,858 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 01:19:55,862 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 01:19:55,862 INFO L82 PathProgramCache]: Analyzing trace with hash -2109216782, now seen corresponding path program 1 times [2018-12-02 01:19:55,864 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 01:19:55,864 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 01:19:55,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 01:19:55,894 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 01:19:55,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 01:19:55,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:19:55,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:19:55,928 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-02 01:19:55,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:19:55 BoogieIcfgContainer [2018-12-02 01:19:55,940 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 01:19:55,941 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 01:19:55,941 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 01:19:55,941 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 01:19:55,941 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:19:55" (3/4) ... [2018-12-02 01:19:55,943 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 01:19:55,943 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 01:19:55,944 INFO L168 Benchmark]: Toolchain (without parser) took 417.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 959.8 MB in the beginning and 1.1 GB in the end (delta: -146.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:19:55,945 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. [2018-12-02 01:19:55,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 122.31 ms. Allocated memory is still 1.0 GB. Free memory was 959.8 MB in the beginning and 947.9 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-12-02 01:19:55,945 INFO L168 Benchmark]: Boogie Procedure Inliner took 11.15 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. [2018-12-02 01:19:55,946 INFO L168 Benchmark]: Boogie Preprocessor took 10.15 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. [2018-12-02 01:19:55,946 INFO L168 Benchmark]: RCFGBuilder took 128.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -169.1 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2018-12-02 01:19:55,946 INFO L168 Benchmark]: TraceAbstraction took 140.51 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. [2018-12-02 01:19:55,947 INFO L168 Benchmark]: Witness Printer took 2.69 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. [2018-12-02 01:19:55,949 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 122.31 ms. Allocated memory is still 1.0 GB. Free memory was 959.8 MB in the beginning and 947.9 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 11.15 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 10.15 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 128.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -169.1 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 140.51 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 2.69 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 0.1.23-635dfa2 [2018-12-02 01:19:57,221 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 01:19:57,222 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 01:19:57,229 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 01:19:57,229 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 01:19:57,230 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 01:19:57,230 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 01:19:57,232 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 01:19:57,232 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 01:19:57,233 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 01:19:57,233 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 01:19:57,233 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 01:19:57,234 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 01:19:57,235 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 01:19:57,235 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 01:19:57,236 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 01:19:57,236 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 01:19:57,237 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 01:19:57,238 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 01:19:57,239 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 01:19:57,239 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 01:19:57,240 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 01:19:57,241 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 01:19:57,241 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 01:19:57,241 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 01:19:57,242 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 01:19:57,243 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 01:19:57,243 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 01:19:57,244 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 01:19:57,244 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 01:19:57,244 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 01:19:57,245 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 01:19:57,245 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 01:19:57,245 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 01:19:57,246 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 01:19:57,246 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 01:19:57,246 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-02 01:19:57,254 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 01:19:57,254 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 01:19:57,254 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 01:19:57,255 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 01:19:57,255 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 01:19:57,255 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 01:19:57,255 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 01:19:57,255 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 01:19:57,256 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 01:19:57,256 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 01:19:57,256 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 01:19:57,256 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 01:19:57,256 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 01:19:57,256 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 01:19:57,256 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 01:19:57,256 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 01:19:57,257 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 01:19:57,257 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 01:19:57,257 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 01:19:57,257 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 01:19:57,257 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 01:19:57,257 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 01:19:57,257 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 01:19:57,258 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 01:19:57,258 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 01:19:57,258 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 01:19:57,258 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 01:19:57,258 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 01:19:57,258 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-02 01:19:57,258 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 01:19:57,259 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 01:19:57,259 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 01:19:57,259 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_f20e41d4-e475-4063-b3b6-a9b34fb35b24/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 [2018-12-02 01:19:57,279 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 01:19:57,288 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 01:19:57,291 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 01:19:57,292 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 01:19:57,293 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 01:19:57,293 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/bin-2019/uautomizer/../../sv-benchmarks/c/floats-cdfpl/sine_3_false-unreach-call_true-termination.i [2018-12-02 01:19:57,331 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/bin-2019/uautomizer/data/5bfe4d903/e3df25680aa142bea5a7ae25662aeb64/FLAG194a8d03f [2018-12-02 01:19:57,647 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 01:19:57,647 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/sv-benchmarks/c/floats-cdfpl/sine_3_false-unreach-call_true-termination.i [2018-12-02 01:19:57,651 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/bin-2019/uautomizer/data/5bfe4d903/e3df25680aa142bea5a7ae25662aeb64/FLAG194a8d03f [2018-12-02 01:19:57,659 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/bin-2019/uautomizer/data/5bfe4d903/e3df25680aa142bea5a7ae25662aeb64 [2018-12-02 01:19:57,661 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 01:19:57,662 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 01:19:57,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 01:19:57,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 01:19:57,665 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 01:19:57,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:19:57" (1/1) ... [2018-12-02 01:19:57,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e29c583 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:57, skipping insertion in model container [2018-12-02 01:19:57,668 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:19:57" (1/1) ... [2018-12-02 01:19:57,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 01:19:57,681 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 01:19:57,779 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:19:57,784 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 01:19:57,796 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:19:57,805 INFO L195 MainTranslator]: Completed translation [2018-12-02 01:19:57,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:57 WrapperNode [2018-12-02 01:19:57,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 01:19:57,806 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 01:19:57,806 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 01:19:57,806 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 01:19:57,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:57" (1/1) ... [2018-12-02 01:19:57,815 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:57" (1/1) ... [2018-12-02 01:19:57,820 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 01:19:57,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 01:19:57,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 01:19:57,820 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 01:19:57,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:57" (1/1) ... [2018-12-02 01:19:57,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:57" (1/1) ... [2018-12-02 01:19:57,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:57" (1/1) ... [2018-12-02 01:19:57,827 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:57" (1/1) ... [2018-12-02 01:19:57,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:57" (1/1) ... [2018-12-02 01:19:57,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:57" (1/1) ... [2018-12-02 01:19:57,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:57" (1/1) ... [2018-12-02 01:19:57,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 01:19:57,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 01:19:57,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 01:19:57,837 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 01:19:57,838 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/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 [2018-12-02 01:19:57,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 01:19:57,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 01:19:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 01:19:57,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 01:19:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 01:19:57,905 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 01:20:00,395 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 01:20:00,396 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-02 01:20:00,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:20:00 BoogieIcfgContainer [2018-12-02 01:20:00,396 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 01:20:00,396 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 01:20:00,397 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 01:20:00,399 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 01:20:00,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:19:57" (1/3) ... [2018-12-02 01:20:00,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21c821d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:20:00, skipping insertion in model container [2018-12-02 01:20:00,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:57" (2/3) ... [2018-12-02 01:20:00,400 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21c821d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:20:00, skipping insertion in model container [2018-12-02 01:20:00,400 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:20:00" (3/3) ... [2018-12-02 01:20:00,401 INFO L112 eAbstractionObserver]: Analyzing ICFG sine_3_false-unreach-call_true-termination.i [2018-12-02 01:20:00,407 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 01:20:00,411 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 01:20:00,420 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 01:20:00,437 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 01:20:00,437 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 01:20:00,437 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 01:20:00,437 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 01:20:00,438 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 01:20:00,438 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 01:20:00,438 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 01:20:00,438 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 01:20:00,438 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 01:20:00,452 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. [2018-12-02 01:20:00,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 01:20:00,456 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 01:20:00,456 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-02 01:20:00,458 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 01:20:00,461 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 01:20:00,461 INFO L82 PathProgramCache]: Analyzing trace with hash -2109216782, now seen corresponding path program 1 times [2018-12-02 01:20:00,463 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 01:20:00,463 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/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 [2018-12-02 01:20:00,468 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 01:25:05,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:26:00,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:26:00,482 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-02 01:26:00,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:26:00 BoogieIcfgContainer [2018-12-02 01:26:00,503 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 01:26:00,504 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 01:26:00,504 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 01:26:00,504 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 01:26:00,504 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:20:00" (3/4) ... [2018-12-02 01:26:00,506 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-02 01:26:00,532 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f20e41d4-e475-4063-b3b6-a9b34fb35b24/bin-2019/uautomizer/witness.graphml [2018-12-02 01:26:00,532 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 01:26:00,533 INFO L168 Benchmark]: Toolchain (without parser) took 362871.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -135.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:26:00,534 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-12-02 01:26:00,534 INFO L168 Benchmark]: CACSL2BoogieTranslator took 142.61 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 01:26:00,534 INFO L168 Benchmark]: Boogie Procedure Inliner took 14.08 ms. Allocated memory is still 1.0 GB. Free memory is still 934.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:26:00,535 INFO L168 Benchmark]: Boogie Preprocessor took 16.49 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 01:26:00,535 INFO L168 Benchmark]: RCFGBuilder took 2559.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -164.0 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2018-12-02 01:26:00,535 INFO L168 Benchmark]: TraceAbstraction took 360106.96 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: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 11.5 GB. [2018-12-02 01:26:00,536 INFO L168 Benchmark]: Witness Printer took 28.80 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. [2018-12-02 01:26:00,537 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 142.61 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 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 14.08 ms. Allocated memory is still 1.0 GB. Free memory is still 934.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.49 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2559.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -164.0 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 360106.96 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: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 11.5 GB. * Witness Printer took 28.80 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, 360.0s 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, 305.2s 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...