./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/sine_1_false-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/sine_1_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4402e33c41c1296b5e4b682ed26fe5ca3b275006 ........................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/sine_1_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4402e33c41c1296b5e4b682ed26fe5ca3b275006 ................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 08:59:15,944 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 08:59:15,945 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 08:59:15,951 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 08:59:15,951 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 08:59:15,952 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 08:59:15,952 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 08:59:15,953 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 08:59:15,955 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 08:59:15,955 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 08:59:15,956 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 08:59:15,956 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 08:59:15,956 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 08:59:15,957 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 08:59:15,957 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 08:59:15,958 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 08:59:15,958 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 08:59:15,959 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 08:59:15,960 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 08:59:15,960 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 08:59:15,961 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 08:59:15,961 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 08:59:15,962 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 08:59:15,963 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 08:59:15,963 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 08:59:15,963 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 08:59:15,964 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 08:59:15,964 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 08:59:15,964 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 08:59:15,965 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 08:59:15,965 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 08:59:15,965 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 08:59:15,965 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 08:59:15,965 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 08:59:15,966 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 08:59:15,966 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 08:59:15,966 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-02 08:59:15,973 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 08:59:15,973 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 08:59:15,974 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 08:59:15,974 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 08:59:15,974 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 08:59:15,974 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 08:59:15,974 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 08:59:15,974 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 08:59:15,974 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 08:59:15,975 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 08:59:15,975 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 08:59:15,975 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 08:59:15,975 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 08:59:15,975 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 08:59:15,975 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 08:59:15,975 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 08:59:15,975 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 08:59:15,975 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 08:59:15,975 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 08:59:15,975 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 08:59:15,976 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 08:59:15,976 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 08:59:15,976 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 08:59:15,976 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 08:59:15,976 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 08:59:15,976 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 08:59:15,976 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 08:59:15,976 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 08:59:15,976 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 08:59:15,976 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 08:59:15,976 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_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4402e33c41c1296b5e4b682ed26fe5ca3b275006 [2018-12-02 08:59:15,993 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 08:59:16,000 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 08:59:16,002 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 08:59:16,003 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 08:59:16,003 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 08:59:16,003 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer/../../sv-benchmarks/c/floats-cdfpl/sine_1_false-unreach-call_true-termination.i [2018-12-02 08:59:16,039 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer/data/87f00253b/6ef0d3bc1ada4152b9fb9d59e8eeb81b/FLAG19b0f70fa [2018-12-02 08:59:16,465 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 08:59:16,465 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/sv-benchmarks/c/floats-cdfpl/sine_1_false-unreach-call_true-termination.i [2018-12-02 08:59:16,469 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer/data/87f00253b/6ef0d3bc1ada4152b9fb9d59e8eeb81b/FLAG19b0f70fa [2018-12-02 08:59:16,478 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer/data/87f00253b/6ef0d3bc1ada4152b9fb9d59e8eeb81b [2018-12-02 08:59:16,480 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 08:59:16,481 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 08:59:16,482 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 08:59:16,482 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 08:59:16,484 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 08:59:16,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:59:16" (1/1) ... [2018-12-02 08:59:16,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@96971f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:16, skipping insertion in model container [2018-12-02 08:59:16,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:59:16" (1/1) ... [2018-12-02 08:59:16,491 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 08:59:16,499 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 08:59:16,585 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:59:16,587 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 08:59:16,596 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:59:16,604 INFO L195 MainTranslator]: Completed translation [2018-12-02 08:59:16,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:16 WrapperNode [2018-12-02 08:59:16,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 08:59:16,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 08:59:16,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 08:59:16,605 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 08:59:16,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:16" (1/1) ... [2018-12-02 08:59:16,613 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:16" (1/1) ... [2018-12-02 08:59:16,616 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 08:59:16,616 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 08:59:16,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 08:59:16,617 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 08:59:16,622 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:16" (1/1) ... [2018-12-02 08:59:16,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:16" (1/1) ... [2018-12-02 08:59:16,622 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:16" (1/1) ... [2018-12-02 08:59:16,622 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:16" (1/1) ... [2018-12-02 08:59:16,625 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:16" (1/1) ... [2018-12-02 08:59:16,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:16" (1/1) ... [2018-12-02 08:59:16,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:16" (1/1) ... [2018-12-02 08:59:16,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 08:59:16,627 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 08:59:16,627 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 08:59:16,627 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 08:59:16,627 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/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 08:59:16,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 08:59:16,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 08:59:16,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 08:59:16,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 08:59:16,685 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 08:59:16,685 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 08:59:16,753 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 08:59:16,753 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-02 08:59:16,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:59:16 BoogieIcfgContainer [2018-12-02 08:59:16,753 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 08:59:16,754 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 08:59:16,754 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 08:59:16,755 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 08:59:16,755 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:59:16" (1/3) ... [2018-12-02 08:59:16,756 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ea444b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:59:16, skipping insertion in model container [2018-12-02 08:59:16,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:16" (2/3) ... [2018-12-02 08:59:16,756 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ea444b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:59:16, skipping insertion in model container [2018-12-02 08:59:16,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:59:16" (3/3) ... [2018-12-02 08:59:16,757 INFO L112 eAbstractionObserver]: Analyzing ICFG sine_1_false-unreach-call_true-termination.i [2018-12-02 08:59:16,763 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 08:59:16,766 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 08:59:16,778 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 08:59:16,801 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 08:59:16,801 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 08:59:16,801 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 08:59:16,802 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 08:59:16,802 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 08:59:16,802 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 08:59:16,802 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 08:59:16,802 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 08:59:16,802 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 08:59:16,812 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. [2018-12-02 08:59:16,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 08:59:16,815 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:59:16,815 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-02 08:59:16,817 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:59:16,820 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:59:16,820 INFO L82 PathProgramCache]: Analyzing trace with hash -2109216782, now seen corresponding path program 1 times [2018-12-02 08:59:16,821 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 08:59:16,821 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 08:59:16,849 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:59:16,849 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:59:16,849 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:59:16,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 08:59:16,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 08:59:16,881 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-02 08:59:16,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:59:16 BoogieIcfgContainer [2018-12-02 08:59:16,894 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 08:59:16,894 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 08:59:16,894 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 08:59:16,894 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 08:59:16,895 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:59:16" (3/4) ... [2018-12-02 08:59:16,897 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 08:59:16,897 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 08:59:16,897 INFO L168 Benchmark]: Toolchain (without parser) took 416.71 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -123.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:59:16,898 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:59:16,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 123.02 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 944.2 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-12-02 08:59:16,899 INFO L168 Benchmark]: Boogie Procedure Inliner took 11.52 ms. Allocated memory is still 1.0 GB. Free memory is still 944.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:59:16,899 INFO L168 Benchmark]: Boogie Preprocessor took 10.10 ms. Allocated memory is still 1.0 GB. Free memory is still 944.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:59:16,899 INFO L168 Benchmark]: RCFGBuilder took 126.46 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 938.8 MB in the beginning and 1.1 GB in the end (delta: -151.3 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2018-12-02 08:59:16,900 INFO L168 Benchmark]: TraceAbstraction took 140.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 08:59:16,900 INFO L168 Benchmark]: Witness Printer took 2.71 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:59:16,902 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 123.02 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 944.2 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 11.52 ms. Allocated memory is still 1.0 GB. Free memory is still 944.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.10 ms. Allocated memory is still 1.0 GB. Free memory is still 944.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 126.46 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 938.8 MB in the beginning and 1.1 GB in the end (delta: -151.3 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 140.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Witness Printer took 2.71 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 14]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 7, overapproximation of someBinaryDOUBLEComparisonOperation at line 13, overapproximation of someBinaryArithmeticFLOAToperation at line 11. Possible FailurePath: [L6] float IN = __VERIFIER_nondet_float(); [L9] float x = IN; [L11] float result = x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; VAL [IN=0, x=0] [L13] COND TRUE !(result <= 0.99 && result >= -0.99) VAL [IN=0, x=0] [L14] __VERIFIER_error() VAL [IN=0, x=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. UNSAFE Result, 0.0s 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, 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 08:59:18,133 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 08:59:18,134 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 08:59:18,141 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 08:59:18,142 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 08:59:18,142 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 08:59:18,143 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 08:59:18,144 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 08:59:18,145 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 08:59:18,146 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 08:59:18,146 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 08:59:18,147 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 08:59:18,147 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 08:59:18,148 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 08:59:18,149 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 08:59:18,149 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 08:59:18,150 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 08:59:18,151 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 08:59:18,152 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 08:59:18,153 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 08:59:18,154 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 08:59:18,155 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 08:59:18,157 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 08:59:18,157 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 08:59:18,157 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 08:59:18,158 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 08:59:18,158 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 08:59:18,159 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 08:59:18,159 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 08:59:18,160 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 08:59:18,160 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 08:59:18,161 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 08:59:18,161 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 08:59:18,161 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 08:59:18,162 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 08:59:18,162 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 08:59:18,162 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-02 08:59:18,173 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 08:59:18,173 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 08:59:18,174 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 08:59:18,174 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 08:59:18,174 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 08:59:18,174 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 08:59:18,174 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 08:59:18,175 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 08:59:18,175 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 08:59:18,175 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 08:59:18,175 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 08:59:18,175 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 08:59:18,175 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 08:59:18,175 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 08:59:18,175 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 08:59:18,175 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 08:59:18,176 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 08:59:18,176 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 08:59:18,176 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 08:59:18,176 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 08:59:18,176 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 08:59:18,176 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 08:59:18,176 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 08:59:18,177 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 08:59:18,177 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 08:59:18,177 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 08:59:18,177 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 08:59:18,177 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 08:59:18,177 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-02 08:59:18,177 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 08:59:18,177 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 08:59:18,177 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 08:59:18,177 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_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4402e33c41c1296b5e4b682ed26fe5ca3b275006 [2018-12-02 08:59:18,200 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 08:59:18,207 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 08:59:18,209 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 08:59:18,210 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 08:59:18,210 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 08:59:18,211 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer/../../sv-benchmarks/c/floats-cdfpl/sine_1_false-unreach-call_true-termination.i [2018-12-02 08:59:18,245 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer/data/faac1af8c/1dd00634e29d47189a71b3ac0e08a722/FLAGeebb79b47 [2018-12-02 08:59:18,568 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 08:59:18,568 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/sv-benchmarks/c/floats-cdfpl/sine_1_false-unreach-call_true-termination.i [2018-12-02 08:59:18,571 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer/data/faac1af8c/1dd00634e29d47189a71b3ac0e08a722/FLAGeebb79b47 [2018-12-02 08:59:18,979 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer/data/faac1af8c/1dd00634e29d47189a71b3ac0e08a722 [2018-12-02 08:59:18,981 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 08:59:18,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 08:59:18,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 08:59:18,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 08:59:18,985 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 08:59:18,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:59:18" (1/1) ... [2018-12-02 08:59:18,988 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bf7d3b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:18, skipping insertion in model container [2018-12-02 08:59:18,988 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:59:18" (1/1) ... [2018-12-02 08:59:18,993 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 08:59:19,002 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 08:59:19,089 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:59:19,093 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 08:59:19,103 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:59:19,112 INFO L195 MainTranslator]: Completed translation [2018-12-02 08:59:19,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:19 WrapperNode [2018-12-02 08:59:19,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 08:59:19,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 08:59:19,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 08:59:19,113 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 08:59:19,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:19" (1/1) ... [2018-12-02 08:59:19,122 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:19" (1/1) ... [2018-12-02 08:59:19,126 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 08:59:19,126 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 08:59:19,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 08:59:19,126 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 08:59:19,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:19" (1/1) ... [2018-12-02 08:59:19,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:19" (1/1) ... [2018-12-02 08:59:19,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:19" (1/1) ... [2018-12-02 08:59:19,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:19" (1/1) ... [2018-12-02 08:59:19,137 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:19" (1/1) ... [2018-12-02 08:59:19,138 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:19" (1/1) ... [2018-12-02 08:59:19,139 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:19" (1/1) ... [2018-12-02 08:59:19,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 08:59:19,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 08:59:19,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 08:59:19,141 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 08:59:19,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/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 08:59:19,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 08:59:19,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 08:59:19,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 08:59:19,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 08:59:19,205 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 08:59:19,205 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 08:59:21,806 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 08:59:21,806 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-02 08:59:21,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:59:21 BoogieIcfgContainer [2018-12-02 08:59:21,806 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 08:59:21,807 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 08:59:21,807 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 08:59:21,809 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 08:59:21,809 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:59:18" (1/3) ... [2018-12-02 08:59:21,810 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7afb4979 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:59:21, skipping insertion in model container [2018-12-02 08:59:21,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:59:19" (2/3) ... [2018-12-02 08:59:21,810 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7afb4979 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:59:21, skipping insertion in model container [2018-12-02 08:59:21,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:59:21" (3/3) ... [2018-12-02 08:59:21,811 INFO L112 eAbstractionObserver]: Analyzing ICFG sine_1_false-unreach-call_true-termination.i [2018-12-02 08:59:21,816 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 08:59:21,820 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 08:59:21,829 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 08:59:21,848 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 08:59:21,848 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 08:59:21,848 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 08:59:21,848 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 08:59:21,849 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 08:59:21,849 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 08:59:21,849 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 08:59:21,849 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 08:59:21,849 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 08:59:21,859 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. [2018-12-02 08:59:21,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 08:59:21,863 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:59:21,864 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-02 08:59:21,865 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:59:21,868 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:59:21,868 INFO L82 PathProgramCache]: Analyzing trace with hash -2109216782, now seen corresponding path program 1 times [2018-12-02 08:59:21,871 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 08:59:21,871 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/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 08:59:21,876 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:59:24,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 09:02:24,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 09:02:25,040 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-02 09:02:25,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 09:02:25 BoogieIcfgContainer [2018-12-02 09:02:25,056 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 09:02:25,056 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 09:02:25,056 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 09:02:25,057 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 09:02:25,057 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:59:21" (3/4) ... [2018-12-02 09:02:25,058 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-02 09:02:25,081 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b7655947-9b1d-4392-bbed-8d64939ef9c8/bin-2019/uautomizer/witness.graphml [2018-12-02 09:02:25,082 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 09:02:25,082 INFO L168 Benchmark]: Toolchain (without parser) took 186100.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -133.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 09:02:25,083 INFO L168 Benchmark]: CDTParser took 0.11 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 09:02:25,083 INFO L168 Benchmark]: CACSL2BoogieTranslator took 129.28 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 932.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 09:02:25,083 INFO L168 Benchmark]: Boogie Procedure Inliner took 13.48 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 09:02:25,084 INFO L168 Benchmark]: Boogie Preprocessor took 14.00 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 09:02:25,084 INFO L168 Benchmark]: RCFGBuilder took 2666.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -175.5 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2018-12-02 09:02:25,084 INFO L168 Benchmark]: TraceAbstraction took 183249.35 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: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. [2018-12-02 09:02:25,085 INFO L168 Benchmark]: Witness Printer took 25.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-02 09:02:25,086 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 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 129.28 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 932.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 13.48 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.00 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2666.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -175.5 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 183249.35 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: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. * Witness Printer took 25.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 14]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L6] float IN = __VERIFIER_nondet_float(); [L9] float x = IN; [L11] float result = x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; VAL [IN=-1.4954726696014404, result=-1.0037016868591309, x=-1.4954726696014404] [L13] COND TRUE !(result <= 0.99 && result >= -0.99) VAL [IN=-1.4954726696014404, result=-1.0037016868591309, x=-1.4954726696014404] [L14] __VERIFIER_error() VAL [IN=-1.4954726696014404, result=-1.0037016868591309, x=-1.4954726696014404] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. UNSAFE Result, 183.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...